diff options
Diffstat (limited to 'src/gui/text')
55 files changed, 4446 insertions, 1267 deletions
diff --git a/src/gui/text/qcssparser.cpp b/src/gui/text/qcssparser.cpp index 5aac5ea6c6..54ca7cc802 100644 --- a/src/gui/text/qcssparser.cpp +++ b/src/gui/text/qcssparser.cpp @@ -68,6 +68,8 @@ static const QCssKnownValue properties[NumProperties - 1] = { { "-qt-background-role", QtBackgroundRole }, { "-qt-block-indent", QtBlockIndent }, { "-qt-list-indent", QtListIndent }, + { "-qt-list-number-prefix", QtListNumberPrefix }, + { "-qt-list-number-suffix", QtListNumberSuffix }, { "-qt-paragraph-type", QtParagraphType }, { "-qt-style-features", QtStyleFeatures }, { "-qt-table-type", QtTableType }, @@ -120,6 +122,7 @@ static const QCssKnownValue properties[NumProperties - 1] = { { "image", QtImage }, { "image-position", QtImageAlignment }, { "left", Left }, + { "line-height", LineHeight }, { "list-style", ListStyle }, { "list-style-type", ListStyleType }, { "margin" , Margin }, @@ -403,7 +406,7 @@ int ValueExtractor::lengthValue(const Declaration &decl) if (decl.d->values.count() < 1) return 0; LengthData data = lengthValue(decl.d->values.at(0)); - decl.d->parsed = qVariantFromValue<LengthData>(data); + decl.d->parsed = QVariant::fromValue<LengthData>(data); return lengthValueFromData(data,f); } @@ -435,7 +438,7 @@ void ValueExtractor::lengthValues(const Declaration &decl, int *m) QList<QVariant> v; for (i = 0; i < 4; i++) { - v += qVariantFromValue<LengthData>(datas[i]); + v += QVariant::fromValue<LengthData>(datas[i]); m[i] = lengthValueFromData(datas[i], f); } decl.d->parsed = v; @@ -541,7 +544,7 @@ QSize ValueExtractor::sizeValue(const Declaration &decl) else x[1] = x[0]; QList<QVariant> v; - v << qVariantFromValue<LengthData>(x[0]) << qVariantFromValue<LengthData>(x[1]); + v << QVariant::fromValue<LengthData>(x[0]) << qVariantFromValue<LengthData>(x[1]); decl.d->parsed = v; return QSize(lengthValueFromData(x[0], f), lengthValueFromData(x[1], f)); } @@ -916,7 +919,7 @@ void ValueExtractor::borderValue(const Declaration &decl, int *width, QCss::Bord data.width = lengthValue(decl.d->values.at(i)); *width = lengthValueFromData(data.width, f); if (++i >= decl.d->values.count()) { - decl.d->parsed = qVariantFromValue<BorderData>(data); + decl.d->parsed = QVariant::fromValue<BorderData>(data); return; } } @@ -925,7 +928,7 @@ void ValueExtractor::borderValue(const Declaration &decl, int *width, QCss::Bord if (data.style != BorderStyle_Unknown) { *style = data.style; if (++i >= decl.d->values.count()) { - decl.d->parsed = qVariantFromValue<BorderData>(data); + decl.d->parsed = QVariant::fromValue<BorderData>(data); return; } } else { @@ -935,7 +938,7 @@ void ValueExtractor::borderValue(const Declaration &decl, int *width, QCss::Bord data.color = parseBrushValue(decl.d->values.at(i), pal); *color = brushFromData(data.color, pal); if (data.color.type != BrushData::DependsOnThePalette) - decl.d->parsed = qVariantFromValue<BorderData>(data); + decl.d->parsed = QVariant::fromValue<BorderData>(data); } static void parseShorthandBackgroundProperty(const QVector<Value> &values, BrushData *brush, QString *image, Repeat *repeat, Qt::Alignment *alignment, const QPalette &pal) @@ -1032,16 +1035,8 @@ bool ValueExtractor::extractBackground(QBrush *brush, QString *image, Repeat *re parseShorthandBackgroundProperty(decl.d->values, &brushData, image, repeat, alignment, pal); *brush = brushFromData(brushData, pal); if (brushData.type != BrushData::DependsOnThePalette) { -#if defined Q_CC_MSVC && _MSC_VER <= 1300 - BackgroundData data; - data.brush = brushData; - data.image = *image; - data.repeat = *repeat; - data.alignment = *alignment; -#else BackgroundData data = { brushData, *image, *repeat, *alignment }; -#endif - decl.d->parsed = qVariantFromValue<BackgroundData>(data); + decl.d->parsed = QVariant::fromValue<BackgroundData>(data); } } break; @@ -1319,10 +1314,10 @@ QColor Declaration::colorValue(const QPalette &pal) const ColorData color = parseColorValue(d->values.at(0)); if(color.type == ColorData::Role) { - d->parsed = qVariantFromValue<int>(color.role); + d->parsed = QVariant::fromValue<int>(color.role); return pal.color((QPalette::ColorRole)(color.role)); } else { - d->parsed = qVariantFromValue<QColor>(color.color); + d->parsed = QVariant::fromValue<QColor>(color.color); return color.color; } } @@ -1342,11 +1337,11 @@ QBrush Declaration::brushValue(const QPalette &pal) const BrushData data = parseBrushValue(d->values.at(0), pal); if(data.type == BrushData::Role) { - d->parsed = qVariantFromValue<int>(data.role); + d->parsed = QVariant::fromValue<int>(data.role); return pal.color((QPalette::ColorRole)(data.role)); } else { if (data.type != BrushData::DependsOnThePalette) - d->parsed = qVariantFromValue<QBrush>(data.brush); + d->parsed = QVariant::fromValue<QBrush>(data.brush); return data.brush; } } @@ -1376,11 +1371,11 @@ void Declaration::brushValues(QBrush *c, const QPalette &pal) const continue; BrushData data = parseBrushValue(d->values.at(i), pal); if(data.type == BrushData::Role) { - v += qVariantFromValue<int>(data.role); + v += QVariant::fromValue<int>(data.role); c[i] = pal.color((QPalette::ColorRole)(data.role)); } else { if (data.type != BrushData::DependsOnThePalette) { - v += qVariantFromValue<QBrush>(data.brush); + v += QVariant::fromValue<QBrush>(data.brush); } else { v += QVariant(); } @@ -1453,7 +1448,7 @@ QSize Declaration::sizeValue() const else x[1] = x[0]; QSize size(x[0], x[1]); - d->parsed = qVariantFromValue<QSize>(size); + d->parsed = QVariant::fromValue<QSize>(size); return size; } @@ -1475,7 +1470,7 @@ QRect Declaration::rectValue() const if (args.count() != 4) return QRect(); QRect rect(args[0].toInt(), args[1].toInt(), args[2].toInt(), args[3].toInt()); - d->parsed = qVariantFromValue<QRect>(rect); + d->parsed = QVariant::fromValue<QRect>(rect); return rect; } @@ -1496,10 +1491,10 @@ void Declaration::colorValues(QColor *c, const QPalette &pal) const for (i = 0; i < qMin(d->values.count(), 4); i++) { ColorData color = parseColorValue(d->values.at(i)); if(color.type == ColorData::Role) { - v += qVariantFromValue<int>(color.role); + v += QVariant::fromValue<int>(color.role); c[i] = pal.color((QPalette::ColorRole)(color.role)); } else { - v += qVariantFromValue<QColor>(color.color); + v += QVariant::fromValue<QColor>(color.color); c[i] = color.color; } } @@ -1691,7 +1686,7 @@ QIcon Declaration::iconValue() const i++; } - d->parsed = qVariantFromValue<QIcon>(icon); + d->parsed = QVariant::fromValue<QIcon>(icon); return icon; } diff --git a/src/gui/text/qcssparser_p.h b/src/gui/text/qcssparser_p.h index cb2cfd3c1d..79c46b3664 100644 --- a/src/gui/text/qcssparser_p.h +++ b/src/gui/text/qcssparser_p.h @@ -178,6 +178,9 @@ enum Property { OutlineBottomRightRadius, FontVariant, TextTransform, + QtListNumberPrefix, + QtListNumberSuffix, + LineHeight, NumProperties }; diff --git a/src/gui/text/qfont.cpp b/src/gui/text/qfont.cpp index 24d8fafe65..084b7ac988 100644 --- a/src/gui/text/qfont.cpp +++ b/src/gui/text/qfont.cpp @@ -75,6 +75,10 @@ #ifdef Q_OS_SYMBIAN #include <private/qt_s60_p.h> #endif +#ifdef Q_WS_QPA +#include <QtGui/qplatformscreen_qpa.h> +#include <QtGui/private/qapplication_p.h> +#endif #include <QMutexLocker> @@ -172,6 +176,17 @@ Q_GUI_EXPORT int qt_defaultDpiX() if (!subScreens.isEmpty()) screen = subScreens.at(0); dpi = qRound(screen->width() / (screen->physicalWidth() / qreal(25.4))); +#elif defined(Q_WS_QPA) + QPlatformIntegration *pi = QApplicationPrivate::platformIntegration(); + if (pi) { + QPlatformScreen *screen = QApplicationPrivate::platformIntegration()->screens().at(0); + const QSize screenSize = screen->geometry().size(); + const QSize physicalSize = screen->physicalSize(); + dpi = qRound(screenSize.width() / (physicalSize.width() / qreal(25.4))); + } else { + //PI has not been initialised, or it is being initialised. Give a default dpi + dpi = 100; + } #elif defined(Q_OS_SYMBIAN) dpi = S60->defaultDpiX; #endif // Q_WS_X11 @@ -200,6 +215,17 @@ Q_GUI_EXPORT int qt_defaultDpiY() if (!subScreens.isEmpty()) screen = subScreens.at(0); dpi = qRound(screen->height() / (screen->physicalHeight() / qreal(25.4))); +#elif defined(Q_WS_QPA) + QPlatformIntegration *pi = QApplicationPrivate::platformIntegration(); + if (pi) { + QPlatformScreen *screen = QApplicationPrivate::platformIntegration()->screens().at(0); + const QSize screenSize = screen->geometry().size(); + const QSize physicalSize = screen->physicalSize(); + dpi = qRound(screenSize.height() / (physicalSize.height() / qreal(25.4))); + } else { + //PI has not been initialised, or it is being initialised. Give a default dpi + dpi = 100; + } #elif defined(Q_OS_SYMBIAN) dpi = S60->defaultDpiY; #endif // Q_WS_X11 diff --git a/src/gui/text/qfont.h b/src/gui/text/qfont.h index 178394bd82..e7e8a40483 100644 --- a/src/gui/text/qfont.h +++ b/src/gui/text/qfont.h @@ -226,7 +226,10 @@ public: bool operator<(const QFont &) const; operator QVariant() const; bool isCopyOf(const QFont &) const; - +#ifdef Q_COMPILER_RVALUE_REFS + inline QFont &operator=(QFont &&other) + { qSwap(d, other.d); return *this; } +#endif #ifdef Q_WS_WIN HFONT handle() const; @@ -315,6 +318,7 @@ private: friend class QPainterReplayer; friend class QPaintBufferEngine; friend class QCommandLinkButtonPrivate; + friend class QFontEngine; #ifndef QT_NO_DATASTREAM friend Q_GUI_EXPORT QDataStream &operator<<(QDataStream &, const QFont &); diff --git a/src/gui/text/qfont_mac.cpp b/src/gui/text/qfont_mac.cpp index b2e5f6e981..daf68c03ea 100644 --- a/src/gui/text/qfont_mac.cpp +++ b/src/gui/text/qfont_mac.cpp @@ -42,6 +42,7 @@ #include "qfont.h" #include "qfont_p.h" #include "qfontengine_p.h" +#include "qfontengine_mac_p.h" #include "qfontinfo.h" #include "qfontmetrics.h" #include "qpaintdevice.h" diff --git a/src/gui/text/qfont_p.h b/src/gui/text/qfont_p.h index bb69aa10ed..0a3f76daef 100644 --- a/src/gui/text/qfont_p.h +++ b/src/gui/text/qfont_p.h @@ -192,6 +192,11 @@ public: QFont smallCapsFont() const { return QFont(smallCapsFontPrivate()); } QFontPrivate *smallCapsFontPrivate() const; + static QFontPrivate *get(const QFont &font) + { + return font.d.data(); + } + void resolve(uint mask, const QFontPrivate *other); private: QFontPrivate &operator=(const QFontPrivate &) { return *this; } diff --git a/src/gui/text/qfont_qpa.cpp b/src/gui/text/qfont_qpa.cpp new file mode 100644 index 0000000000..5fed18bc5e --- /dev/null +++ b/src/gui/text/qfont_qpa.cpp @@ -0,0 +1,114 @@ +/**************************************************************************** +** +** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the QtGui module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the Technology Preview License Agreement accompanying +** this package. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain additional +** rights. These rights are described in the Nokia Qt LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** If you have questions regarding the use of this file, please contact +** Nokia at qt-info@nokia.com. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include <QtGui/private/qapplication_p.h> +#include <QtGui/QPlatformFontDatabase> + +QT_BEGIN_NAMESPACE + +void QFont::initialize() +{ + QApplicationPrivate::platformIntegration()->fontDatabase()->populateFontDatabase(); +} + +void QFont::cleanup() +{ + QFontCache::cleanup(); +} + + +/***************************************************************************** + QFont member functions + *****************************************************************************/ + +Qt::HANDLE QFont::handle() const +{ + return 0; +} + +QString QFont::rawName() const +{ + return QLatin1String("unknown"); +} + +void QFont::setRawName(const QString &) +{ +} + +QString QFont::defaultFamily() const +{ + QString familyName; + switch(d->request.styleHint) { + case QFont::Times: + familyName = QString::fromLatin1("times"); + case QFont::Courier: + case QFont::Monospace: + familyName = QString::fromLatin1("monospace"); + case QFont::Decorative: + familyName = QString::fromLatin1("old english"); + case QFont::Helvetica: + case QFont::System: + default: + familyName = QString::fromLatin1("helvetica"); + } + + QStringList list = QApplicationPrivate::platformIntegration()->fontDatabase()->fallbacksForFamily(familyName,QFont::StyleNormal,QUnicodeTables::Common); + if (list.size()) { + familyName = list.at(0); + } + return familyName; +} + +QString QFont::lastResortFamily() const +{ + return QString::fromLatin1("helvetica"); +} + +QString QFont::lastResortFont() const +{ + qFatal("QFont::lastResortFont: Cannot find any reasonable font"); + // Shut compiler up + return QString(); +} + + +QT_END_NAMESPACE + diff --git a/src/gui/text/qfontdatabase.cpp b/src/gui/text/qfontdatabase.cpp index 5cecf08bef..20c72dde6b 100644 --- a/src/gui/text/qfontdatabase.cpp +++ b/src/gui/text/qfontdatabase.cpp @@ -50,13 +50,19 @@ #include "private/qunicodetables_p.h" #include "qfontengine_p.h" +#ifdef Q_WS_QPA +#include <QtGui/private/qapplication_p.h> +#include <QtGui/qplatformfontdatabase_qpa.h> +#include "qabstractfileengine.h" +#endif + #ifdef Q_WS_X11 #include <locale.h> #endif #include <stdlib.h> #include <limits.h> -#if (defined(Q_WS_QWS) || defined(Q_OS_SYMBIAN)) && !defined(QT_NO_FREETYPE) +#if (defined(Q_WS_QWS)|| defined(Q_OS_SYMBIAN)) && !defined(QT_NO_FREETYPE) # include <ft2build.h> # include FT_TRUETYPE_TABLES_H #endif @@ -75,10 +81,6 @@ # define FM_DEBUG if (false) qDebug #endif -#if defined(Q_CC_MSVC) && !defined(Q_CC_MSVC_NET) -# define for if(0){}else for -#endif - QT_BEGIN_NAMESPACE #define SMOOTH_SCALABLE 0xffff @@ -143,7 +145,7 @@ struct QtFontEncoding uchar pitch : 8; }; -struct QtFontSize +struct QtFontSize { #ifdef Q_WS_X11 QtFontEncoding *encodings; @@ -151,10 +153,14 @@ struct QtFontSize uint yres = 0, uint avgwidth = 0, bool add = false); unsigned short count : 16; #endif // Q_WS_X11 + #if defined(Q_WS_QWS) || defined(Q_OS_SYMBIAN) QByteArray fileName; int fileIndex; -#endif // defined(Q_WS_QWS) || defined(Q_OS_SYMBIAN) +#endif // defined(Q_WS_QWS) || defined(Q_WS_QPA) || defined(Q_OS_SYMBIAN) +#if defined(Q_WS_QPA) + void *handle; +#endif unsigned short pixelSize : 16; }; @@ -230,7 +236,7 @@ struct QtFontStyle delete [] weightName; delete [] setwidthName; #endif -#if defined(Q_WS_X11) || defined(Q_WS_QWS) || defined(Q_OS_SYMBIAN) +#if defined(Q_WS_X11) || defined(Q_WS_QWS) || defined(Q_WS_QPA) || defined(Q_OS_SYMBIAN) while (count) { // bitfield count-- in while condition does not work correctly in mwccsym2 count--; @@ -240,6 +246,12 @@ struct QtFontStyle #if defined(Q_WS_QWS) || defined(Q_OS_SYMBIAN) pixelSizes[count].fileName.~QByteArray(); #endif +#if defined (Q_WS_QPA) + QPlatformIntegration *integration = QApplicationPrivate::platformIntegration(); + if (integration) { //on shut down there will be some that we don't release. + integration->fontDatabase()->releaseHandle(pixelSizes[count].handle); + } +#endif } #endif free(pixelSizes); @@ -255,7 +267,7 @@ struct QtFontStyle const char *weightName; const char *setwidthName; #endif // Q_WS_X11 -#if defined(Q_WS_QWS) || defined(Q_OS_SYMBIAN) +#if defined(Q_WS_QWS) || defined(Q_WS_QPA) || defined(Q_OS_SYMBIAN) bool antialiased; #endif @@ -305,6 +317,9 @@ QtFontSize *QtFontStyle::pixelSize(unsigned short size, bool add) new (&pixelSizes[count].fileName) QByteArray; pixelSizes[count].fileIndex = 0; #endif +#if defined(Q_WS_QPA) + pixelSizes[count].handle = 0; +#endif return pixelSizes + (count++); } @@ -361,7 +376,7 @@ QtFontStyle *QtFontFoundry::style(const QtFontStyle::Key &key, bool create) } -struct QtFontFamily +struct QtFontFamily { enum WritingSystemStatus { Unknown = 0, @@ -387,9 +402,12 @@ struct QtFontFamily fixedPitchComputed(false), #endif name(n), count(0), foundries(0) -#if defined(Q_WS_QWS) || defined(Q_OS_SYMBIAN) && !defined(QT_NO_FREETYPE) +#if defined(Q_WS_QWS) || defined(Q_WS_QPA) || defined(Q_OS_SYMBIAN) && !defined(QT_NO_FREETYPE) , bogusWritingSystems(false) #endif +#if defined(Q_WS_QPA) + , askedForFallback(false) +#endif { memset(writingSystems, 0, sizeof(writingSystems)); } @@ -427,10 +445,13 @@ struct QtFontFamily int count; QtFontFoundry **foundries; -#if defined(Q_WS_QWS) || defined(Q_OS_SYMBIAN) && !defined(QT_NO_FREETYPE) +#if defined(Q_WS_QWS) || defined(Q_WS_QPA) || defined(Q_OS_SYMBIAN) && !defined(QT_NO_FREETYPE) bool bogusWritingSystems; QStringList fallbackFamilies; #endif +#if defined (Q_WS_QPA) + bool askedForFallback; +#endif unsigned char writingSystems[QFontDatabase::WritingSystemsCount]; QtFontFoundry *foundry(const QString &f, bool = false); @@ -475,6 +496,7 @@ QtFontFoundry *QtFontFamily::foundry(const QString &f, bool create) // ### copied to tools/makeqpf/qpf2.cpp #if (defined(Q_WS_QWS) && !defined(QT_NO_FREETYPE)) || defined(Q_WS_WIN) || defined(Q_OS_SYMBIAN) || (defined(Q_WS_MAC) && !defined(QT_MAC_USE_COCOA)) + // see the Unicode subset bitfields in the MSDN docs static int requiredUnicodeBits[QFontDatabase::WritingSystemsCount][2] = { // Any, @@ -642,6 +664,9 @@ public: } int count; +#if defined(Q_WS_X11) && !defined(QT_NO_FONTCONFIG) + QString systemLang; +#endif QtFontFamily **families; struct ApplicationFont { @@ -667,7 +692,7 @@ public: bool loadFromCache(const QString &fontPath); void addQPF2File(const QByteArray &file); #endif // Q_WS_QWS -#if defined(Q_WS_QWS) || defined(Q_OS_SYMBIAN) && !defined(QT_NO_FREETYPE) +#if defined(Q_WS_QWS) || defined(Q_OS_SYMBIAN) && !defined(QT_NO_FREETYPE) void addFont(const QString &familyname, const char *foundryname, int weight, bool italic, int pixelSize, const QByteArray &file, int fileIndex, bool antialiased, @@ -678,10 +703,12 @@ public: #endif #if defined(Q_WS_QWS) QDataStream *stream; - QStringList fallbackFamilies; #elif defined(Q_OS_SYMBIAN) && defined(QT_NO_FREETYPE) const QSymbianFontDatabaseExtras *symbianExtras; #endif +#if defined(Q_WS_QWS) || defined(Q_WS_QPA) + QStringList fallbackFamilies; +#endif }; void QFontDatabasePrivate::invalidate() @@ -730,7 +757,7 @@ QtFontFamily *QFontDatabasePrivate::family(const QString &f, bool create) return families[pos]; } -#if defined(Q_WS_QWS) || defined(Q_OS_SYMBIAN) && !defined(QT_NO_FREETYPE) +#if defined(Q_WS_QWS) || defined(Q_OS_SYMBIAN) && !defined(QT_NO_FREETYPE) void QFontDatabasePrivate::addFont(const QString &familyname, const char *foundryname, int weight, bool italic, int pixelSize, const QByteArray &file, int fileIndex, bool antialiased, const QList<QFontDatabase::WritingSystem> &writingSystems) @@ -963,7 +990,7 @@ static void match(int script, const QFontDef &request, const QString &family_name, const QString &foundry_name, int force_encoding_id, QtFontDesc *desc, const QList<int> &blacklistedFamilies = QList<int>(), bool forceXLFD=false); -#if defined(Q_WS_X11) || defined(Q_WS_QWS) +#if defined(Q_WS_X11) || defined(Q_WS_QWS) || defined(Q_WS_QPA) static void initFontDef(const QtFontDesc &desc, const QFontDef &request, QFontDef *fontDef) { fontDef->family = desc.family->name; @@ -992,7 +1019,7 @@ static void initFontDef(const QtFontDesc &desc, const QFontDef &request, QFontDe #endif #endif -#if defined(Q_WS_X11) || defined(Q_WS_WIN) || defined(Q_OS_SYMBIAN) +#if defined(Q_WS_X11) || defined(Q_WS_WIN) || defined(Q_OS_SYMBIAN) || defined(Q_WS_QPA) static void getEngineData(const QFontPrivate *d, const QFontCache::Key &key) { // look for the requested font in the engine data cache @@ -1053,6 +1080,8 @@ QT_BEGIN_INCLUDE_NAMESPACE # include "qfontdatabase_win.cpp" #elif defined(Q_WS_QWS) # include "qfontdatabase_qws.cpp" +#elif defined(Q_WS_QPA) +# include "qfontdatabase_qpa.cpp" #elif defined(Q_OS_SYMBIAN) # include "qfontdatabase_s60.cpp" #endif @@ -1338,6 +1367,7 @@ static void match(int script, const QFontDef &request, styleKey.stretch = request.stretch; char pitch = request.ignorePitch ? '*' : request.fixedPitch ? 'm' : 'p'; + FM_DEBUG("QFontDatabase::match\n" " request:\n" " family: %s [%s], script: %d\n" @@ -2427,10 +2457,12 @@ QString QFontDatabase::writingSystemSample(WritingSystem writingSystem) sample += QChar(0x4f8b); break; case Japanese: - sample += QChar(0x3050); - sample += QChar(0x3060); - sample += QChar(0x30b0); - sample += QChar(0x30c0); + sample += QChar(0x30b5); + sample += QChar(0x30f3); + sample += QChar(0x30d7); + sample += QChar(0x30eb); + sample += QChar(0x3067); + sample += QChar(0x3059); break; case Korean: sample += QChar(0xac00); @@ -2483,7 +2515,7 @@ void QFontDatabase::createDatabase() { initializeDb(); } // used from qfontengine_ft.cpp -QByteArray qt_fontdata_from_index(int index) +Q_GUI_EXPORT QByteArray qt_fontdata_from_index(int index) { QMutexLocker locker(fontDatabaseMutex()); return privateDb()->applicationFonts.value(index).data; diff --git a/src/gui/text/qfontdatabase.h b/src/gui/text/qfontdatabase.h index 69a24843dd..3e9483b097 100644 --- a/src/gui/text/qfontdatabase.h +++ b/src/gui/text/qfontdatabase.h @@ -152,7 +152,7 @@ public: private: static void createDatabase(); static void parseFontName(const QString &name, QString &foundry, QString &family); -#if defined(Q_WS_QWS) || defined(Q_OS_SYMBIAN) +#if defined(Q_WS_QWS) || defined(Q_WS_QPA) || defined(Q_OS_SYMBIAN) static QFontEngine *findFont(int script, const QFontPrivate *fp, const QFontDef &request); #endif static void load(const QFontPrivate *d, int script); @@ -167,6 +167,7 @@ private: friend class QFontEngineMultiXLFD; friend class QFontEngineMultiQWS; friend class QFontEngineMultiS60; + friend class QFontEngineMultiQPA; QFontDatabasePrivate *d; }; diff --git a/src/gui/text/qfontdatabase_mac.cpp b/src/gui/text/qfontdatabase_mac.cpp index 6dfec28b02..ad2c1b2ea6 100644 --- a/src/gui/text/qfontdatabase_mac.cpp +++ b/src/gui/text/qfontdatabase_mac.cpp @@ -45,6 +45,8 @@ #include <qabstractfileengine.h> #include <stdlib.h> #include <qendian.h> +#include <private/qfontengine_coretext_p.h> +#include <private/qfontengine_mac_p.h> QT_BEGIN_NAMESPACE @@ -293,8 +295,12 @@ void QFontDatabase::load(const QFontPrivate *d, int script) // previous versions family_list << QApplication::font().defaultFamily(); +#if defined(QT_MAC_USE_COCOA) + QCFString fontName = NULL, familyName = NULL; +#else ATSFontFamilyRef familyRef = 0; ATSFontRef fontRef = 0; +#endif QMutexLocker locker(fontDatabaseMutex()); QFontDatabasePrivate *db = privateDb(); @@ -304,26 +310,20 @@ void QFontDatabase::load(const QFontPrivate *d, int script) for (int k = 0; k < db->count; ++k) { if (db->families[k]->name.compare(family_list.at(i), Qt::CaseInsensitive) == 0) { QByteArray family_name = db->families[k]->name.toUtf8(); +#if defined(QT_MAC_USE_COCOA) + QCFType<CTFontRef> ctFont = CTFontCreateWithName(QCFString(db->families[k]->name), 12, NULL); + if (ctFont) { + fontName = CTFontCopyFullName(ctFont); + familyName = CTFontCopyFamilyName(ctFont); + goto FamilyFound; + } +#else familyRef = ATSFontFamilyFindFromName(QCFString(db->families[k]->name), kATSOptionFlagsDefault); if (familyRef) { fontRef = ATSFontFindFromName(QCFString(db->families[k]->name), kATSOptionFlagsDefault); goto FamilyFound; - } else { -#if defined(QT_MAC_USE_COCOA) - // ATS and CT disagrees on what the family name should be, - // use CT to look up the font if ATS fails. - QCFString familyName = QString::fromAscii(family_name); - QCFType<CTFontRef> CTfontRef = CTFontCreateWithName(familyName, 12, NULL); - QCFType<CTFontDescriptorRef> fontDescriptor = CTFontCopyFontDescriptor(CTfontRef); - QCFString displayName = (CFStringRef)CTFontDescriptorCopyAttribute(fontDescriptor, kCTFontDisplayNameAttribute); - - familyRef = ATSFontFamilyFindFromName(displayName, kATSOptionFlagsDefault); - if (familyRef) { - fontRef = ATSFontFindFromName(displayName, kATSOptionFlagsDefault); - goto FamilyFound; - } -#endif } +#endif } } } @@ -331,92 +331,18 @@ FamilyFound: //fill in the engine's font definition QFontDef fontDef = d->request; //copy.. if(fontDef.pointSize < 0) - fontDef.pointSize = qt_mac_pointsize(fontDef, d->dpi); + fontDef.pointSize = qt_mac_pointsize(fontDef, d->dpi); else - fontDef.pixelSize = qt_mac_pixelsize(fontDef, d->dpi); -#if 0 - ItemCount name_count; - if(ATSUCountFontNames(fontID, &name_count) == noErr && name_count) { - ItemCount actualName_size; - if(ATSUGetIndFontName(fontID, 0, 0, 0, &actualName_size, 0, 0, 0, 0) == noErr && actualName_size) { - QByteArray actualName(actualName_size); - if(ATSUGetIndFontName(fontID, 0, actualName_size, actualName.data(), &actualName_size, 0, 0, 0, 0) == noErr && actualName_size) - fontDef.family = QString::fromUtf8(actualName); - } - } -#else - { - QCFString actualName; - if(ATSFontFamilyGetName(familyRef, kATSOptionFlagsDefault, &actualName) == noErr) - fontDef.family = actualName; - } -#endif + fontDef.pixelSize = qt_mac_pixelsize(fontDef, d->dpi); #ifdef QT_MAC_USE_COCOA - QFontEngine *engine = new QCoreTextFontEngineMulti(familyRef, fontRef, fontDef, d->kerning); -#elif 1 - QFontEngine *engine = new QFontEngineMacMulti(familyRef, fontRef, fontDef, d->kerning); + fontDef.family = familyName; + QFontEngine *engine = new QCoreTextFontEngineMulti(fontName, fontDef, d->kerning); #else - ATSFontFamilyRef atsFamily = familyRef; - ATSFontFamilyRef atsFontRef = fontRef; - - FMFont fontID; - FMFontFamily fmFamily; - FMFontStyle fntStyle = 0; - fmFamily = FMGetFontFamilyFromATSFontFamilyRef(atsFamily); - if (fmFamily == kInvalidFontFamily) { - // Use the ATSFont then... - fontID = FMGetFontFromATSFontRef(atsFontRef); - } else { - if (fontDef.weight >= QFont::Bold) - fntStyle |= ::bold; - if (fontDef.style != QFont::StyleNormal) - fntStyle |= ::italic; - - FMFontStyle intrinsicStyle; - FMFont fnt = 0; - if (FMGetFontFromFontFamilyInstance(fmFamily, fntStyle, &fnt, &intrinsicStyle) == noErr) - fontID = FMGetATSFontRefFromFont(fnt); - } - - OSStatus status; - - const int maxAttributeCount = 5; - ATSUAttributeTag tags[maxAttributeCount + 1]; - ByteCount sizes[maxAttributeCount + 1]; - ATSUAttributeValuePtr values[maxAttributeCount + 1]; - int attributeCount = 0; - - Fixed size = FixRatio(fontDef.pixelSize, 1); - tags[attributeCount] = kATSUSizeTag; - sizes[attributeCount] = sizeof(size); - values[attributeCount] = &size; - ++attributeCount; - - tags[attributeCount] = kATSUFontTag; - sizes[attributeCount] = sizeof(fontID); - values[attributeCount] = &fontID; - ++attributeCount; - - CGAffineTransform transform = CGAffineTransformIdentity; - if (fontDef.stretch != 100) { - transform = CGAffineTransformMakeScale(float(fontDef.stretch) / float(100), 1); - tags[attributeCount] = kATSUFontMatrixTag; - sizes[attributeCount] = sizeof(transform); - values[attributeCount] = &transform; - ++attributeCount; - } - - ATSUStyle style; - status = ATSUCreateStyle(&style); - Q_ASSERT(status == noErr); - - Q_ASSERT(attributeCount < maxAttributeCount + 1); - status = ATSUSetAttributes(style, attributeCount, tags, sizes, values); - Q_ASSERT(status == noErr); - - QFontEngine *engine = new QFontEngineMac(style, fontID, fontDef, /*multiEngine*/ 0); - ATSUDisposeStyle(style); + QCFString actualName; + if (ATSFontFamilyGetName(familyRef, kATSOptionFlagsDefault, &actualName) == noErr) + fontDef.family = actualName; + QFontEngine *engine = new QFontEngineMacMulti(familyRef, fontRef, fontDef, d->kerning); #endif d->engineData->engine = engine; engine->ref.ref(); //a ref for the engineData->engine diff --git a/src/gui/text/qfontdatabase_qpa.cpp b/src/gui/text/qfontdatabase_qpa.cpp new file mode 100644 index 0000000000..e54093ce2e --- /dev/null +++ b/src/gui/text/qfontdatabase_qpa.cpp @@ -0,0 +1,390 @@ +/**************************************************************************** +** +** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the QtGui module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the Technology Preview License Agreement accompanying +** this package. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain additional +** rights. These rights are described in the Nokia Qt LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** If you have questions regarding the use of this file, please contact +** Nokia at qt-info@nokia.com. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "qlibraryinfo.h" +#include <QtCore/qsettings.h> + +#include "qfontengine_qpa_p.h" +#include "qplatformdefs.h" + +#include <QtGui/private/qapplication_p.h> +#include <QtGui/qplatformfontdatabase_qpa.h> + +#include <QtCore/qmath.h> + +QT_BEGIN_NAMESPACE + +Q_GUI_EXPORT void qt_registerFont(const QString &familyName, const QString &foundryname, int weight, + QFont::Style style, int stretch, bool antialiased, bool scalable, int pixelSize, + const QSupportedWritingSystems &writingSystems, void *handle) +{ + QFontDatabasePrivate *d = privateDb(); + // qDebug() << "Adding font" << familyname << weight << italic << pixelSize << file << fileIndex << antialiased; + QtFontStyle::Key styleKey; + styleKey.style = style; + styleKey.weight = weight; + styleKey.stretch = stretch; + QtFontFamily *f = d->family(familyName, true); + + for (int i = 0; i < QFontDatabase::WritingSystemsCount; ++i) { + if (writingSystems.supported(QFontDatabase::WritingSystem(i))) { + f->writingSystems[i] = QtFontFamily::Supported; + } else { + f->writingSystems[i] = QtFontFamily::Unsupported; + } + } + + QtFontFoundry *foundry = f->foundry(foundryname, true); + QtFontStyle *fontStyle = foundry->style(styleKey, true); + fontStyle->smoothScalable = scalable; + fontStyle->antialiased = antialiased; + QtFontSize *size = fontStyle->pixelSize(pixelSize?pixelSize:SMOOTH_SCALABLE, true); + size->handle = handle; +} + +static QStringList fallbackFamilies(const QString &family, const QFont::Style &style, const QUnicodeTables::Script &script) +{ + QStringList retList = QApplicationPrivate::platformIntegration()->fontDatabase()->fallbacksForFamily(family,style,script); + QFontDatabasePrivate *db = privateDb(); + + QStringList::iterator i; + for (i = retList.begin(); i != retList.end(); ++i) { + bool contains = false; + for (int j = 0; j < db->count; j++) { + QtFontFamily *qtFamily = db->families[j]; + if (!(i->compare(qtFamily->name,Qt::CaseInsensitive))) { + contains = true; + break; + } + } + if (!contains) { + i = retList.erase(i); + i--; + } + } + return retList; +} + +static void initializeDb() +{ + static int initialized = false; + + if (!initialized) { + //init by asking for the platformfontdb for the first time :) + QApplicationPrivate::platformIntegration()->fontDatabase()->populateFontDatabase(); + initialized = true; + } +} + +#ifndef QT_NO_SETTINGS +// called from qapplication_qws.cpp +void qt_applyFontDatabaseSettings(const QSettings &settings) +{ + initializeDb(); + QFontDatabasePrivate *db = privateDb(); + for (int i = 0; i < db->count; ++i) { + QtFontFamily *family = db->families[i]; + if (settings.contains(family->name)) + family->fallbackFamilies = settings.value(family->name).toStringList(); + } + + if (settings.contains(QLatin1String("Global Fallbacks"))) + db->fallbackFamilies = settings.value(QLatin1String("Global Fallbacks")).toStringList(); +} +#endif // QT_NO_SETTINGS + +static inline void load(const QString & = QString(), int = -1) +{ + initializeDb(); +} + +static +QFontEngine *loadSingleEngine(int script, + const QFontDef &request, + QtFontFoundry *foundry, + QtFontStyle *style, QtFontSize *size) +{ + Q_UNUSED(foundry); + + Q_ASSERT(size); + int pixelSize = size->pixelSize; + if (!pixelSize || (style->smoothScalable && pixelSize == SMOOTH_SCALABLE)) + pixelSize = request.pixelSize; + + QFontDef def = request; + def.pixelSize = pixelSize; + + QFontCache::Key key(def,script); + QFontEngine *engine = QFontCache::instance()->findEngine(key); + if (!engine) { + QPlatformFontDatabase *pfdb = QApplicationPrivate::platformIntegration()->fontDatabase(); + engine = pfdb->fontEngine(def,QUnicodeTables::Script(script),size->handle); + if (engine) { + QFontCache::Key key(def,script); + QFontCache::instance()->instance()->insertEngine(key,engine); + } + } + return engine; +} + +static +QFontEngine *loadEngine(int script, const QFontDef &request, + QtFontFamily *family, QtFontFoundry *foundry, + QtFontStyle *style, QtFontSize *size) +{ + + QFontEngine *engine = loadSingleEngine(script, request, foundry, style, size); + //make sure that the db has all fallback families + if (engine + && !(request.styleStrategy & QFont::NoFontMerging) && !engine->symbol ) { + + if (family && !family->askedForFallback) { + family->fallbackFamilies = fallbackFamilies(family->name,QFont::Style(style->key.style),QUnicodeTables::Script(script)); + + family->askedForFallback = true; + } + + QStringList fallbacks = privateDb()->fallbackFamilies; + if (family && !family->fallbackFamilies.isEmpty()) + fallbacks = family->fallbackFamilies; + + engine = new QFontEngineMultiQPA(engine, script, fallbacks); + } + + return engine; +} + +static void registerFont(QFontDatabasePrivate::ApplicationFont *fnt) +{ + QFontDatabasePrivate *db = privateDb(); + + fnt->families = QApplicationPrivate::platformIntegration()->fontDatabase()->addApplicationFont(fnt->data,fnt->fileName); + + db->reregisterAppFonts = true; +} + +bool QFontDatabase::removeApplicationFont(int handle) +{ + QMutexLocker locker(fontDatabaseMutex()); + + QFontDatabasePrivate *db = privateDb(); + if (handle < 0 || handle >= db->applicationFonts.count()) + return false; + + db->applicationFonts[handle] = QFontDatabasePrivate::ApplicationFont(); + + db->reregisterAppFonts = true; + db->invalidate(); + return true; +} + +bool QFontDatabase::removeAllApplicationFonts() +{ + QMutexLocker locker(fontDatabaseMutex()); + + QFontDatabasePrivate *db = privateDb(); + if (db->applicationFonts.isEmpty()) + return false; + + db->applicationFonts.clear(); + db->invalidate(); + return true; +} + +bool QFontDatabase::supportsThreadedFontRendering() +{ + return true; +} + +/*! + \internal +*/ +QFontEngine * +QFontDatabase::findFont(int script, const QFontPrivate *fp, + const QFontDef &request) +{ + QMutexLocker locker(fontDatabaseMutex()); + + const int force_encoding_id = -1; + + if (!privateDb()->count) + initializeDb(); + + QFontEngine *engine; + QFontCache::Key key(request, script); + engine = QFontCache::instance()->findEngine(key); + if (engine) { + qDebug() << "Cache hit level 1"; + return engine; + } + + QString family_name, foundry_name; + + parseFontName(request.family, foundry_name, family_name); + + if (qt_enable_test_font && request.family == QLatin1String("__Qt__Box__Engine__")) { + engine =new QTestFontEngine(request.pixelSize); + engine->fontDef = request; + } + + QtFontDesc desc; + match(script, request, family_name, foundry_name, force_encoding_id, &desc); + if (desc.family != 0 && desc.foundry != 0 && desc.style != 0) { + engine = loadEngine(script, request, desc.family, desc.foundry, desc.style, desc.size); + } else { + FM_DEBUG(" NO MATCH FOUND\n"); + } + + if (engine) { + initFontDef(desc, request, &engine->fontDef); + + if (fp) { + QFontDef def = request; + if (def.family.isEmpty()) { + def.family = fp->request.family; + def.family = def.family.left(def.family.indexOf(QLatin1Char(','))); + } + } + } + + if (!engine) { + if (!request.family.isEmpty()) { + QStringList fallbacks = fallbackFamilies(request.family,QFont::Style(request.style),QUnicodeTables::Script(script)); + for (int i = 0; i < fallbacks.size(); i++) { + QFontDef def = request; + def.family = fallbacks.at(i); + QFontCache::Key key(def,script); + engine = QFontCache::instance()->findEngine(key); + if (!engine) { + QtFontDesc desc; + match(script, def, def.family, QLatin1String(""), 0, &desc); + if (desc.family == 0 && desc.foundry == 0 && desc.style == 0) { + continue; + } + engine = loadEngine(script, def, desc.family, desc.foundry, desc.style, desc.size); + if (engine) { + initFontDef(desc, def, &engine->fontDef); + break; + } + } + } + } + + if (!engine) + engine = new QFontEngineBox(request.pixelSize); + + FM_DEBUG("returning box engine"); + } + + if (fp && fp->dpi > 0) { + engine->fontDef.pointSize = qreal(double((engine->fontDef.pixelSize * 72) / fp->dpi)); + } else { + engine->fontDef.pointSize = request.pointSize; + } + + return engine; +} + +void QFontDatabase::load(const QFontPrivate *d, int script) +{ + QFontDef req = d->request; + + if (req.pixelSize == -1) { + req.pixelSize = floor(((req.pointSize * d->dpi) / 72) * 100 + 0.5) / 100; + req.pixelSize = qRound(req.pixelSize); + } + if (req.pointSize < 0) + req.pointSize = req.pixelSize*72.0/d->dpi; + if (req.weight == 0) + req.weight = QFont::Normal; + if (req.stretch == 0) + req.stretch = 100; + + QFontCache::Key key(req, script); + + if (!d->engineData) + getEngineData(d, key); + + // the cached engineData could have already loaded the engine we want + if (d->engineData->engines[script]) + return; + + QFontEngine *fe = QFontCache::instance()->findEngine(key); + + // list of families to try + QStringList family_list; + + if (!req.family.isEmpty()) { + family_list = familyList(req); + + // add the default family + QString defaultFamily = QApplication::font().family(); + if (! family_list.contains(defaultFamily)) + family_list << defaultFamily; + + } + + // null family means find the first font matching the specified script + family_list << QString(); + + QStringList::ConstIterator it = family_list.constBegin(), end = family_list.constEnd(); + for (; !fe && it != end; ++it) { + req.family = *it; + + fe = QFontDatabase::findFont(script, d, req); + if (fe && (fe->type()==QFontEngine::Box) && !req.family.isEmpty()) + fe = 0; + } + + if (fe->symbol || (d->request.styleStrategy & QFont::NoFontMerging)) { + for (int i = 0; i < QUnicodeTables::ScriptCount; ++i) { + if (!d->engineData->engines[i]) { + d->engineData->engines[i] = fe; + fe->ref.ref(); + } + } + } else { + d->engineData->engines[script] = fe; + fe->ref.ref(); + } +} + +QT_END_NAMESPACE diff --git a/src/gui/text/qfontdatabase_qws.cpp b/src/gui/text/qfontdatabase_qws.cpp index a0126f12ec..d076de05d3 100644 --- a/src/gui/text/qfontdatabase_qws.cpp +++ b/src/gui/text/qfontdatabase_qws.cpp @@ -40,8 +40,10 @@ ****************************************************************************/ #include "qdir.h" +#if defined(Q_WS_QWS) #include "qscreen_qws.h" //so we can check for rotation #include "qwindowsystem_qws.h" +#endif #include "qlibraryinfo.h" #include "qabstractfileengine.h" #include <QtCore/qsettings.h> @@ -153,7 +155,11 @@ extern QString qws_fontCacheDir(); #ifndef QT_FONTS_ARE_RESOURCES bool QFontDatabasePrivate::loadFromCache(const QString &fontPath) { +#ifdef Q_WS_QWS const bool weAreTheServer = QWSServer::instance(); +#else + const bool weAreTheServer = true; // assume single-process +#endif QString fontDirFile = fontPath + QLatin1String("/fontdir"); @@ -382,12 +388,14 @@ static void initializeDb() } #endif +#ifndef QT_NO_QWS_QPF2 QDir dir(fontpath, QLatin1String("*.qpf2")); for (int i = 0; i < int(dir.count()); ++i) { const QByteArray file = QFile::encodeName(dir.absoluteFilePath(dir[i])); //qDebug() << "looking at" << file; db->addQPF2File(file); } +#endif #endif //QT_FONTS_ARE_RESOURCES @@ -688,6 +696,7 @@ QFontEngine *loadEngine(int script, const QFontPrivate *fp, { QScopedPointer<QFontEngine> engine(loadSingleEngine(script, fp, request, family, foundry, style, size)); +#ifndef QT_NO_QWS_QPF if (!engine.isNull() && script == QUnicodeTables::Common && !(request.styleStrategy & QFont::NoFontMerging) && !engine->symbol) { @@ -701,6 +710,7 @@ QFontEngine *loadEngine(int script, const QFontPrivate *fp, engine.take(); engine.reset(fe); } +#endif return engine.take(); } diff --git a/src/gui/text/qfontdatabase_x11.cpp b/src/gui/text/qfontdatabase_x11.cpp index a4a5665720..2186058e9f 100644 --- a/src/gui/text/qfontdatabase_x11.cpp +++ b/src/gui/text/qfontdatabase_x11.cpp @@ -1018,6 +1018,13 @@ static void loadFontConfig() QFontDatabasePrivate *db = privateDb(); FcFontSet *fonts; + FcPattern *pattern = FcPatternCreate(); + FcDefaultSubstitute(pattern); + FcChar8 *lang = 0; + if (FcPatternGetString(pattern, FC_LANG, 0, &lang) == FcResultMatch) + db->systemLang = QString::fromUtf8((const char *) lang); + FcPatternDestroy(pattern); + QString familyName; FcChar8 *value = 0; int weight_value; @@ -1455,6 +1462,7 @@ void qt_addPatternProps(FcPattern *pattern, int screen, int script, const QFontD weight_value = FC_WEIGHT_DEMIBOLD; else if (request.weight < (QFont::Bold + QFont::Black) / 2) weight_value = FC_WEIGHT_BOLD; + FcPatternDel(pattern, FC_WEIGHT); FcPatternAddInteger(pattern, FC_WEIGHT, weight_value); int slant_value = FC_SLANT_ROMAN; @@ -1462,20 +1470,25 @@ void qt_addPatternProps(FcPattern *pattern, int screen, int script, const QFontD slant_value = FC_SLANT_ITALIC; else if (request.style == QFont::StyleOblique) slant_value = FC_SLANT_OBLIQUE; + FcPatternDel(pattern, FC_SLANT); FcPatternAddInteger(pattern, FC_SLANT, slant_value); double size_value = qMax(qreal(1.), request.pixelSize); + FcPatternDel(pattern, FC_PIXEL_SIZE); FcPatternAddDouble(pattern, FC_PIXEL_SIZE, size_value); int stretch = request.stretch; if (!stretch) stretch = 100; + FcPatternDel(pattern, FC_WIDTH); FcPatternAddInteger(pattern, FC_WIDTH, stretch); if (X11->display && QX11Info::appDepth(screen) <= 8) { + FcPatternDel(pattern, FC_ANTIALIAS); // can't do antialiasing on 8bpp FcPatternAddBool(pattern, FC_ANTIALIAS, false); } else if (request.styleStrategy & (QFont::PreferAntialias|QFont::NoAntialias)) { + FcPatternDel(pattern, FC_ANTIALIAS); FcPatternAddBool(pattern, FC_ANTIALIAS, !(request.styleStrategy & QFont::NoAntialias)); } @@ -1484,6 +1497,7 @@ void qt_addPatternProps(FcPattern *pattern, int screen, int script, const QFontD Q_ASSERT(script < QUnicodeTables::ScriptCount); FcLangSet *ls = FcLangSetCreate(); FcLangSetAdd(ls, (const FcChar8*)specialLanguages[script]); + FcPatternDel(pattern, FC_LANG); FcPatternAddLangSet(pattern, FC_LANG, ls); FcLangSetDestroy(ls); } @@ -2030,6 +2044,7 @@ static void registerFont(QFontDatabasePrivate::ApplicationFont *fnt) int count = 0; QStringList families; + QFontDatabasePrivate *db = privateDb(); FcPattern *pattern = 0; do { @@ -2041,8 +2056,19 @@ static void registerFont(QFontDatabasePrivate::ApplicationFont *fnt) FcPatternDel(pattern, FC_FILE); FcPatternAddString(pattern, FC_FILE, (const FcChar8 *)fnt->fileName.toUtf8().constData()); - FcChar8 *fam = 0; - if (FcPatternGetString(pattern, FC_FAMILY, 0, &fam) == FcResultMatch) { + FcChar8 *fam = 0, *familylang = 0; + int i, n = 0; + for (i = 0; ; i++) { + if (FcPatternGetString(pattern, FC_FAMILYLANG, i, &familylang) != FcResultMatch) + break; + QString familyLang = QString::fromUtf8((const char *) familylang); + if (familyLang.compare(db->systemLang, Qt::CaseInsensitive) == 0) { + n = i; + break; + } + } + + if (FcPatternGetString(pattern, FC_FAMILY, n, &fam) == FcResultMatch) { QString family = QString::fromUtf8(reinterpret_cast<const char *>(fam)); families << family; } diff --git a/src/gui/text/qfontengine.cpp b/src/gui/text/qfontengine.cpp index 44346d1e38..3adf4ebc13 100644 --- a/src/gui/text/qfontengine.cpp +++ b/src/gui/text/qfontengine.cpp @@ -184,10 +184,6 @@ QFontEngine::QFontEngine() QFontEngine::~QFontEngine() { - for (QLinkedList<GlyphCacheEntry>::const_iterator it = m_glyphCaches.constBegin(), - end = m_glyphCaches.constEnd(); it != end; ++it) { - delete it->cache; - } m_glyphCaches.clear(); qHBFreeFace(hbFace); } @@ -241,6 +237,24 @@ glyph_metrics_t QFontEngine::boundingBox(glyph_t glyph, const QTransform &matrix return metrics; } +QFont QFontEngine::createExplicitFont() const +{ + return createExplicitFontWithName(fontDef.family); +} + +QFont QFontEngine::createExplicitFontWithName(const QString &familyName) const +{ + QFont font(familyName); + font.setStyleStrategy(QFont::NoFontMerging); + font.setWeight(fontDef.weight); + font.setItalic(fontDef.style == QFont::StyleItalic); + if (fontDef.pointSize < 0) + font.setPixelSize(fontDef.pixelSize); + else + font.setPointSizeF(fontDef.pointSize); + return font; +} + QFixed QFontEngine::xHeight() const { QGlyphLayoutArray<8> glyphs; @@ -480,7 +494,7 @@ static void collectSingleContour(qreal x0, qreal y0, uint *grid, int x, int y, i path->closeSubpath(); } -void qt_addBitmapToPath(qreal x0, qreal y0, const uchar *image_data, int bpl, int w, int h, QPainterPath *path) +Q_GUI_EXPORT void qt_addBitmapToPath(qreal x0, qreal y0, const uchar *image_data, int bpl, int w, int h, QPainterPath *path) { uint *grid = new uint[(w+1)*(h+1)]; // set up edges @@ -591,6 +605,12 @@ void QFontEngine::addGlyphsToPath(glyph_t *glyphs, QFixedPoint *positions, int n addBitmapFontToPath(x, y, g, path, flags); } +QImage QFontEngine::alphaMapForGlyph(glyph_t glyph, QFixed /*subPixelPosition*/) +{ + // For font engines don't support subpixel positioning + return alphaMapForGlyph(glyph); +} + QImage QFontEngine::alphaMapForGlyph(glyph_t glyph, const QTransform &t) { QImage i = alphaMapForGlyph(glyph); @@ -601,7 +621,20 @@ QImage QFontEngine::alphaMapForGlyph(glyph_t glyph, const QTransform &t) return i; } -QImage QFontEngine::alphaRGBMapForGlyph(glyph_t glyph, int /* margin */, const QTransform &t) +QImage QFontEngine::alphaMapForGlyph(glyph_t glyph, QFixed subPixelPosition, const QTransform &t) +{ + if (! supportsSubPixelPositions()) + return alphaMapForGlyph(glyph, t); + + QImage i = alphaMapForGlyph(glyph, subPixelPosition); + if (t.type() > QTransform::TxTranslate) + i = i.transformed(t).convertToFormat(QImage::Format_Indexed8); + Q_ASSERT(i.depth() <= 8); // To verify that transformed didn't change the format... + + return i; +} + +QImage QFontEngine::alphaRGBMapForGlyph(glyph_t glyph, QFixed /*subPixelPosition*/, int /* margin */, const QTransform &t) { QImage alphaMask = alphaMapForGlyph(glyph, t); QImage rgbMask(alphaMask.width(), alphaMask.height(), QImage::Format_RGB32); @@ -711,14 +744,16 @@ void QFontEngine::setGlyphCache(void *key, QFontEngineGlyphCache *data) { Q_ASSERT(data); - GlyphCacheEntry entry = { key, data }; + GlyphCacheEntry entry; + entry.context = key; + entry.cache = data; if (m_glyphCaches.contains(entry)) return; // Limit the glyph caches to 4. This covers all 90 degree rotations and limits // memory use when there is continuous or random rotation if (m_glyphCaches.size() == 4) - delete m_glyphCaches.takeLast().cache; + m_glyphCaches.removeLast(); m_glyphCaches.push_front(entry); @@ -727,7 +762,7 @@ void QFontEngine::setGlyphCache(void *key, QFontEngineGlyphCache *data) QFontEngineGlyphCache *QFontEngine::glyphCache(void *key, QFontEngineGlyphCache::Type type, const QTransform &transform) const { for (QLinkedList<GlyphCacheEntry>::const_iterator it = m_glyphCaches.constBegin(), end = m_glyphCaches.constEnd(); it != end; ++it) { - QFontEngineGlyphCache *c = it->cache; + QFontEngineGlyphCache *c = it->cache.data(); if (key == it->context && type == c->cacheType() && qtransform_equals_no_translate(c->m_transform, transform)) { @@ -737,7 +772,7 @@ QFontEngineGlyphCache *QFontEngine::glyphCache(void *key, QFontEngineGlyphCache: return 0; } -#if defined(Q_WS_WIN) || defined(Q_WS_X11) || defined(Q_WS_QWS) || defined(Q_OS_SYMBIAN) +#if defined(Q_WS_WIN) || defined(Q_WS_X11) || defined(Q_WS_QWS) || defined(Q_WS_QPA) || defined(Q_OS_SYMBIAN) static inline QFixed kerning(int left, int right, const QFontEngine::KernPair *pairs, int numPairs) { uint left_right = (left << 16) + right; @@ -1181,7 +1216,7 @@ glyph_metrics_t QFontEngineBox::boundingBox(const QGlyphLayout &glyphs) return overall; } -#if defined(Q_WS_QWS) +#if defined(Q_WS_QWS) || defined(Q_WS_QPA) void QFontEngineBox::draw(QPaintEngine *p, qreal x, qreal y, const QTextItemInt &ti) { if (!ti.glyphs.numGlyphs) diff --git a/src/gui/text/qfontengine_coretext.mm b/src/gui/text/qfontengine_coretext.mm new file mode 100644 index 0000000000..2ae60b15f4 --- /dev/null +++ b/src/gui/text/qfontengine_coretext.mm @@ -0,0 +1,733 @@ +/**************************************************************************** +** +** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the QtGui module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the Technology Preview License Agreement accompanying +** this package. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain additional +** rights. These rights are described in the Nokia Qt LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** If you have questions regarding the use of this file, please contact +** Nokia at qt-info@nokia.com. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "qfontengine_coretext_p.h" + +#include <QtCore/qendian.h> +#include <QtCore/qsettings.h> + +#include <private/qimage_p.h> + +#if !defined(Q_WS_MAC) || (MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_5) + +QT_BEGIN_NAMESPACE + +static float SYNTHETIC_ITALIC_SKEW = tanf(14 * acosf(0) / 90); + +QCoreTextFontEngineMulti::QCoreTextFontEngineMulti(const QCFString &name, const QFontDef &fontDef, bool kerning) + : QFontEngineMulti(0) +{ + this->fontDef = fontDef; + CTFontSymbolicTraits symbolicTraits = 0; + if (fontDef.weight >= QFont::Bold) + symbolicTraits |= kCTFontBoldTrait; + switch (fontDef.style) { + case QFont::StyleNormal: + break; + case QFont::StyleItalic: + case QFont::StyleOblique: + symbolicTraits |= kCTFontItalicTrait; + break; + } + + transform = CGAffineTransformIdentity; + if (fontDef.stretch != 100) { + transform = CGAffineTransformMakeScale(float(fontDef.stretch) / float(100), 1); + } + + QCFType<CTFontDescriptorRef> descriptor = CTFontDescriptorCreateWithNameAndSize(name, fontDef.pixelSize); + QCFType<CTFontRef> baseFont = CTFontCreateWithFontDescriptor(descriptor, fontDef.pixelSize, &transform); + ctfont = CTFontCreateCopyWithSymbolicTraits(baseFont, fontDef.pixelSize, &transform, symbolicTraits, symbolicTraits); + + // CTFontCreateCopyWithSymbolicTraits returns NULL if we ask for a trait that does + // not exist for the given font. (for example italic) + if (ctfont == 0) { + ctfont = baseFont; + CFRetain(ctfont); + } + + attributeDict = CFDictionaryCreateMutable(0, 2, + &kCFTypeDictionaryKeyCallBacks, + &kCFTypeDictionaryValueCallBacks); + CFDictionaryAddValue(attributeDict, NSFontAttributeName, ctfont); + if (!kerning) { + float zero = 0.0; + QCFType<CFNumberRef> noKern = CFNumberCreate(kCFAllocatorDefault, kCFNumberFloatType, &zero); + CFDictionaryAddValue(attributeDict, kCTKernAttributeName, noKern); + } + + QCoreTextFontEngine *fe = new QCoreTextFontEngine(ctfont, fontDef, this); + fe->ref.ref(); + engines.append(fe); + +} + +QCoreTextFontEngineMulti::~QCoreTextFontEngineMulti() +{ + CFRelease(ctfont); +} + +uint QCoreTextFontEngineMulti::fontIndexForFont(CTFontRef id) const +{ + for (int i = 0; i < engines.count(); ++i) { + if (CFEqual(engineAt(i)->ctfont, id)) + return i; + } + + QCoreTextFontEngineMulti *that = const_cast<QCoreTextFontEngineMulti *>(this); + QCoreTextFontEngine *fe = new QCoreTextFontEngine(id, fontDef, that); + fe->ref.ref(); + that->engines.append(fe); + return engines.count() - 1; +} + +bool QCoreTextFontEngineMulti::stringToCMap(const QChar *str, int len, QGlyphLayout *glyphs, int *nglyphs, QTextEngine::ShaperFlags, + unsigned short *logClusters, const HB_CharAttributes *) const +{ + QCFType<CFStringRef> cfstring = CFStringCreateWithCharactersNoCopy(0, + reinterpret_cast<const UniChar *>(str), + len, kCFAllocatorNull); + QCFType<CFAttributedStringRef> attributedString = CFAttributedStringCreate(0, cfstring, attributeDict); + QCFType<CTTypesetterRef> typeSetter = CTTypesetterCreateWithAttributedString(attributedString); + CFRange range = {0, 0}; + QCFType<CTLineRef> line = CTTypesetterCreateLine(typeSetter, range); + CFArrayRef array = CTLineGetGlyphRuns(line); + uint arraySize = CFArrayGetCount(array); + glyph_t *outGlyphs = glyphs->glyphs; + HB_GlyphAttributes *outAttributes = glyphs->attributes; + QFixed *outAdvances_x = glyphs->advances_x; + QFixed *outAdvances_y = glyphs->advances_y; + glyph_t *initialGlyph = outGlyphs; + + if (arraySize == 0) { + // CoreText failed to shape the text we gave it, so we assume one glyph + // per character and build a list of invalid glyphs with zero advance + *nglyphs = len; + for (int i = 0; i < len; ++i) { + outGlyphs[i] = 0; + if (logClusters) + logClusters[i] = i; + outAdvances_x[i] = QFixed(); + outAdvances_y[i] = QFixed(); + outAttributes[i].clusterStart = true; + } + return true; + } + + const bool rtl = (CTRunGetStatus(static_cast<CTRunRef>(CFArrayGetValueAtIndex(array, 0))) & kCTRunStatusRightToLeft); + + bool outOBounds = false; + for (uint i = 0; i < arraySize; ++i) { + CTRunRef run = static_cast<CTRunRef>(CFArrayGetValueAtIndex(array, rtl ? (arraySize - 1 - i) : i)); + CFIndex glyphCount = CTRunGetGlyphCount(run); + if (glyphCount == 0) + continue; + + Q_ASSERT((CTRunGetStatus(run) & kCTRunStatusRightToLeft) == rtl); + CFRange stringRange = CTRunGetStringRange(run); + UniChar endGlyph = CFStringGetCharacterAtIndex(cfstring, stringRange.location + stringRange.length - 1); + bool endWithPDF = QChar::direction(endGlyph) == QChar::DirPDF; + if (endWithPDF) + glyphCount++; + + if (!outOBounds && outGlyphs + glyphCount - initialGlyph > *nglyphs) { + outOBounds = true; + } + if (!outOBounds) { + CFDictionaryRef runAttribs = CTRunGetAttributes(run); + //NSLog(@"Dictionary %@", runAttribs); + if (!runAttribs) + runAttribs = attributeDict; + CTFontRef runFont = static_cast<CTFontRef>(CFDictionaryGetValue(runAttribs, NSFontAttributeName)); + const uint fontIndex = (fontIndexForFont(runFont) << 24); + //NSLog(@"Run Font Name = %@", CTFontCopyFamilyName(runFont)); + if (endWithPDF) + glyphCount--; + + QVarLengthArray<CGGlyph, 512> cgglyphs(0); + const CGGlyph *tmpGlyphs = CTRunGetGlyphsPtr(run); + if (!tmpGlyphs) { + cgglyphs.resize(glyphCount); + CTRunGetGlyphs(run, range, cgglyphs.data()); + tmpGlyphs = cgglyphs.constData(); + } + QVarLengthArray<CGPoint, 512> cgpoints(0); + const CGPoint *tmpPoints = CTRunGetPositionsPtr(run); + if (!tmpPoints) { + cgpoints.resize(glyphCount); + CTRunGetPositions(run, range, cgpoints.data()); + tmpPoints = cgpoints.constData(); + } + + const int rtlOffset = rtl ? (glyphCount - 1) : 0; + const int rtlSign = rtl ? -1 : 1; + + if (logClusters) { + CFRange stringRange = CTRunGetStringRange(run); + QVarLengthArray<CFIndex, 512> stringIndices(0); + const CFIndex *tmpIndices = CTRunGetStringIndicesPtr(run); + if (!tmpIndices) { + stringIndices.resize(glyphCount); + CTRunGetStringIndices(run, range, stringIndices.data()); + tmpIndices = stringIndices.constData(); + } + + const int firstGlyphIndex = outGlyphs - initialGlyph; + outAttributes[0].clusterStart = true; + + CFIndex k = 0; + CFIndex i = 0; + for (i = stringRange.location; + (i < stringRange.location + stringRange.length) && (k < glyphCount); ++i) { + if (tmpIndices[k * rtlSign + rtlOffset] == i || i == stringRange.location) { + logClusters[i] = k + firstGlyphIndex; + outAttributes[k].clusterStart = true; + ++k; + } else { + logClusters[i] = k + firstGlyphIndex - 1; + } + } + // in case of a ligature at the end, fill the remaining logcluster entries + for (;i < stringRange.location + stringRange.length; i++) { + logClusters[i] = k + firstGlyphIndex - 1; + } + } + for (CFIndex i = 0; i < glyphCount - 1; ++i) { + int idx = rtlOffset + rtlSign * i; + outGlyphs[idx] = tmpGlyphs[i] | fontIndex; + outAdvances_x[idx] = QFixed::fromReal(tmpPoints[i + 1].x - tmpPoints[i].x); + outAdvances_y[idx] = QFixed::fromReal(tmpPoints[i + 1].y - tmpPoints[i].y); + + if (fontDef.styleStrategy & QFont::ForceIntegerMetrics) { + outAdvances_x[idx] = outAdvances_x[idx].round(); + outAdvances_y[idx] = outAdvances_y[idx].round(); + } + } + CGSize lastGlyphAdvance; + CTFontGetAdvancesForGlyphs(runFont, kCTFontHorizontalOrientation, tmpGlyphs + glyphCount - 1, &lastGlyphAdvance, 1); + + outGlyphs[rtl ? 0 : (glyphCount - 1)] = tmpGlyphs[glyphCount - 1] | fontIndex; + outAdvances_x[rtl ? 0 : (glyphCount - 1)] = + (fontDef.styleStrategy & QFont::ForceIntegerMetrics) + ? QFixed::fromReal(lastGlyphAdvance.width).round() + : QFixed::fromReal(lastGlyphAdvance.width); + + if (endWithPDF) { + logClusters[stringRange.location + stringRange.length - 1] = glyphCount; + outGlyphs[glyphCount] = 0xFFFF; + outAdvances_x[glyphCount] = 0; + outAdvances_y[glyphCount] = 0; + outAttributes[glyphCount].clusterStart = true; + outAttributes[glyphCount].dontPrint = true; + glyphCount++; + } + } + outGlyphs += glyphCount; + outAttributes += glyphCount; + outAdvances_x += glyphCount; + outAdvances_y += glyphCount; + } + *nglyphs = (outGlyphs - initialGlyph); + return !outOBounds; +} + +bool QCoreTextFontEngineMulti::stringToCMap(const QChar *str, int len, QGlyphLayout *glyphs, + int *nglyphs, QTextEngine::ShaperFlags flags) const +{ + *nglyphs = len; + QCFType<CFStringRef> cfstring; + + QVarLengthArray<CGGlyph> cgGlyphs(len); + CTFontGetGlyphsForCharacters(ctfont, (const UniChar*)str, cgGlyphs.data(), len); + + for (int i = 0; i < len; ++i) { + if (cgGlyphs[i]) { + glyphs->glyphs[i] = cgGlyphs[i]; + } else { + if (!cfstring) + cfstring = CFStringCreateWithCharactersNoCopy(0, reinterpret_cast<const UniChar *>(str), len, kCFAllocatorNull); + QCFType<CTFontRef> substituteFont = CTFontCreateForString(ctfont, cfstring, CFRangeMake(i, 1)); + CGGlyph substituteGlyph = 0; + CTFontGetGlyphsForCharacters(substituteFont, (const UniChar*)str + i, &substituteGlyph, 1); + if (substituteGlyph) { + const uint fontIndex = (fontIndexForFont(substituteFont) << 24); + glyphs->glyphs[i] = substituteGlyph | fontIndex; + if (!(flags & QTextEngine::GlyphIndicesOnly)) { + CGSize advance; + CTFontGetAdvancesForGlyphs(substituteFont, kCTFontHorizontalOrientation, &substituteGlyph, &advance, 1); + glyphs->advances_x[i] = QFixed::fromReal(advance.width); + glyphs->advances_y[i] = QFixed::fromReal(advance.height); + } + } + } + } + + if (flags & QTextEngine::GlyphIndicesOnly) + return true; + + QVarLengthArray<CGSize> advances(len); + CTFontGetAdvancesForGlyphs(ctfont, kCTFontHorizontalOrientation, cgGlyphs.data(), advances.data(), len); + + for (int i = 0; i < len; ++i) { + if (glyphs->glyphs[i] & 0xff000000) + continue; + glyphs->advances_x[i] = QFixed::fromReal(advances[i].width); + glyphs->advances_y[i] = QFixed::fromReal(advances[i].height); + } + + if (fontDef.styleStrategy & QFont::ForceIntegerMetrics) { + for (int i = 0; i < len; ++i) { + glyphs->advances_x[i] = glyphs->advances_x[i].round(); + glyphs->advances_y[i] = glyphs->advances_y[i].round(); + } + } + + return true; +} + +void QCoreTextFontEngineMulti::recalcAdvances(int , QGlyphLayout *, QTextEngine::ShaperFlags) const +{ +} +void QCoreTextFontEngineMulti::doKerning(int , QGlyphLayout *, QTextEngine::ShaperFlags) const +{ +} + +void QCoreTextFontEngineMulti::loadEngine(int) +{ + // Do nothing + Q_ASSERT(false); +} + + + +QCoreTextFontEngine::QCoreTextFontEngine(CTFontRef font, const QFontDef &def, + QCoreTextFontEngineMulti *multiEngine) +{ + fontDef = def; + parentEngine = multiEngine; + synthesisFlags = 0; + ctfont = font; + CFRetain(ctfont); + cgFont = CTFontCopyGraphicsFont(ctfont, NULL); + CTFontSymbolicTraits traits = CTFontGetSymbolicTraits(ctfont); + if (fontDef.weight >= QFont::Bold && !(traits & kCTFontBoldTrait)) { + synthesisFlags |= SynthesizedBold; + } + + if (fontDef.style != QFont::StyleNormal && !(traits & kCTFontItalicTrait)) { + synthesisFlags |= SynthesizedItalic; + } + transform = CGAffineTransformIdentity; + if (fontDef.stretch != 100) { + transform = CGAffineTransformMakeScale(float(fontDef.stretch) / float(100), 1); + } + QByteArray os2Table = getSfntTable(MAKE_TAG('O', 'S', '/', '2')); + if (os2Table.size() >= 10) + fsType = qFromBigEndian<quint16>(reinterpret_cast<const uchar *>(os2Table.constData() + 8)); + + QSettings appleSettings(QLatin1String("apple.com")); + QVariant appleValue = appleSettings.value(QLatin1String("AppleAntiAliasingThreshold")); + if (appleValue.isValid()) + antialiasing_threshold = appleValue.toInt(); + else + antialiasing_threshold = -1; +} + +QCoreTextFontEngine::~QCoreTextFontEngine() +{ + CFRelease(cgFont); + CFRelease(ctfont); +} + +bool QCoreTextFontEngine::stringToCMap(const QChar *, int, QGlyphLayout *, int *, QTextEngine::ShaperFlags) const +{ + return false; +} + +glyph_metrics_t QCoreTextFontEngine::boundingBox(const QGlyphLayout &glyphs) +{ + QFixed w; + bool round = fontDef.styleStrategy & QFont::ForceIntegerMetrics; + + for (int i = 0; i < glyphs.numGlyphs; ++i) { + w += round ? glyphs.effectiveAdvance(i).round() + : glyphs.effectiveAdvance(i); + } + return glyph_metrics_t(0, -(ascent()), w - lastRightBearing(glyphs, round), ascent()+descent(), w, 0); +} +glyph_metrics_t QCoreTextFontEngine::boundingBox(glyph_t glyph) +{ + glyph_metrics_t ret; + CGGlyph g = glyph; + CGRect rect = CTFontGetBoundingRectsForGlyphs(ctfont, kCTFontHorizontalOrientation, &g, 0, 1); + if (synthesisFlags & QFontEngine::SynthesizedItalic) { + rect.size.width += rect.size.height * SYNTHETIC_ITALIC_SKEW; + } + ret.width = QFixed::fromReal(rect.size.width); + ret.height = QFixed::fromReal(rect.size.height); + ret.x = QFixed::fromReal(rect.origin.x); + ret.y = -QFixed::fromReal(rect.origin.y) - ret.height; + CGSize advances[1]; + CTFontGetAdvancesForGlyphs(ctfont, kCTFontHorizontalOrientation, &g, advances, 1); + ret.xoff = QFixed::fromReal(advances[0].width); + ret.yoff = QFixed::fromReal(advances[0].height); + + if (fontDef.styleStrategy & QFont::ForceIntegerMetrics) { + ret.xoff = ret.xoff.round(); + ret.yoff = ret.yoff.round(); + } + + return ret; +} + +QFixed QCoreTextFontEngine::ascent() const +{ + return (fontDef.styleStrategy & QFont::ForceIntegerMetrics) + ? QFixed::fromReal(CTFontGetAscent(ctfont)).round() + : QFixed::fromReal(CTFontGetAscent(ctfont)); +} +QFixed QCoreTextFontEngine::descent() const +{ + QFixed d = QFixed::fromReal(CTFontGetDescent(ctfont)); + if (fontDef.styleStrategy & QFont::ForceIntegerMetrics) + d = d.round(); + + // subtract a pixel to even out the historical +1 in QFontMetrics::height(). + // Fix in Qt 5. + return d - 1; +} +QFixed QCoreTextFontEngine::leading() const +{ + return (fontDef.styleStrategy & QFont::ForceIntegerMetrics) + ? QFixed::fromReal(CTFontGetLeading(ctfont)).round() + : QFixed::fromReal(CTFontGetLeading(ctfont)); +} +QFixed QCoreTextFontEngine::xHeight() const +{ + return (fontDef.styleStrategy & QFont::ForceIntegerMetrics) + ? QFixed::fromReal(CTFontGetXHeight(ctfont)).round() + : QFixed::fromReal(CTFontGetXHeight(ctfont)); +} +QFixed QCoreTextFontEngine::averageCharWidth() const +{ + // ### Need to implement properly and get the information from the OS/2 Table. + return (fontDef.styleStrategy & QFont::ForceIntegerMetrics) + ? QFontEngine::averageCharWidth().round() + : QFontEngine::averageCharWidth(); +} + +qreal QCoreTextFontEngine::maxCharWidth() const +{ + // ### Max Help! + return 0; + +} +qreal QCoreTextFontEngine::minLeftBearing() const +{ + // ### Min Help! + return 0; + +} +qreal QCoreTextFontEngine::minRightBearing() const +{ + // ### Max Help! (even thought it's right) + return 0; + +} + +void QCoreTextFontEngine::draw(CGContextRef ctx, qreal x, qreal y, const QTextItemInt &ti, int paintDeviceHeight) +{ + QVarLengthArray<QFixedPoint> positions; + QVarLengthArray<glyph_t> glyphs; + QTransform matrix; + matrix.translate(x, y); + getGlyphPositions(ti.glyphs, matrix, ti.flags, glyphs, positions); + if (glyphs.size() == 0) + return; + + CGContextSetFontSize(ctx, fontDef.pixelSize); + + CGAffineTransform oldTextMatrix = CGContextGetTextMatrix(ctx); + + CGAffineTransform cgMatrix = CGAffineTransformMake(1, 0, 0, -1, 0, -paintDeviceHeight); + + CGAffineTransformConcat(cgMatrix, oldTextMatrix); + + if (synthesisFlags & QFontEngine::SynthesizedItalic) + cgMatrix = CGAffineTransformConcat(cgMatrix, CGAffineTransformMake(1, 0, -SYNTHETIC_ITALIC_SKEW, 1, 0, 0)); + + cgMatrix = CGAffineTransformConcat(cgMatrix, transform); + + CGContextSetTextMatrix(ctx, cgMatrix); + + CGContextSetTextDrawingMode(ctx, kCGTextFill); + + + QVarLengthArray<CGSize> advances(glyphs.size()); + QVarLengthArray<CGGlyph> cgGlyphs(glyphs.size()); + + for (int i = 0; i < glyphs.size() - 1; ++i) { + advances[i].width = (positions[i + 1].x - positions[i].x).toReal(); + advances[i].height = (positions[i + 1].y - positions[i].y).toReal(); + cgGlyphs[i] = glyphs[i]; + } + advances[glyphs.size() - 1].width = 0; + advances[glyphs.size() - 1].height = 0; + cgGlyphs[glyphs.size() - 1] = glyphs[glyphs.size() - 1]; + + CGContextSetFont(ctx, cgFont); + //NSLog(@"Font inDraw %@ ctfont %@", CGFontCopyFullName(cgFont), CTFontCopyFamilyName(ctfont)); + + CGContextSetTextPosition(ctx, positions[0].x.toReal(), positions[0].y.toReal()); + + CGContextShowGlyphsWithAdvances(ctx, cgGlyphs.data(), advances.data(), glyphs.size()); + + if (synthesisFlags & QFontEngine::SynthesizedBold) { + CGContextSetTextPosition(ctx, positions[0].x.toReal() + 0.5 * lineThickness().toReal(), + positions[0].y.toReal()); + + CGContextShowGlyphsWithAdvances(ctx, cgGlyphs.data(), advances.data(), glyphs.size()); + } + + CGContextSetTextMatrix(ctx, oldTextMatrix); +} + +struct ConvertPathInfo +{ + ConvertPathInfo(QPainterPath *newPath, const QPointF &newPos) : path(newPath), pos(newPos) {} + QPainterPath *path; + QPointF pos; +}; + +static void convertCGPathToQPainterPath(void *info, const CGPathElement *element) +{ + ConvertPathInfo *myInfo = static_cast<ConvertPathInfo *>(info); + switch(element->type) { + case kCGPathElementMoveToPoint: + myInfo->path->moveTo(element->points[0].x + myInfo->pos.x(), + element->points[0].y + myInfo->pos.y()); + break; + case kCGPathElementAddLineToPoint: + myInfo->path->lineTo(element->points[0].x + myInfo->pos.x(), + element->points[0].y + myInfo->pos.y()); + break; + case kCGPathElementAddQuadCurveToPoint: + myInfo->path->quadTo(element->points[0].x + myInfo->pos.x(), + element->points[0].y + myInfo->pos.y(), + element->points[1].x + myInfo->pos.x(), + element->points[1].y + myInfo->pos.y()); + break; + case kCGPathElementAddCurveToPoint: + myInfo->path->cubicTo(element->points[0].x + myInfo->pos.x(), + element->points[0].y + myInfo->pos.y(), + element->points[1].x + myInfo->pos.x(), + element->points[1].y + myInfo->pos.y(), + element->points[2].x + myInfo->pos.x(), + element->points[2].y + myInfo->pos.y()); + break; + case kCGPathElementCloseSubpath: + myInfo->path->closeSubpath(); + break; + default: + qDebug() << "Unhandled path transform type: " << element->type; + } + +} + +void QCoreTextFontEngine::addGlyphsToPath(glyph_t *glyphs, QFixedPoint *positions, int nGlyphs, + QPainterPath *path, QTextItem::RenderFlags) +{ + CGAffineTransform cgMatrix = CGAffineTransformIdentity; + cgMatrix = CGAffineTransformScale(cgMatrix, 1, -1); + + if (synthesisFlags & QFontEngine::SynthesizedItalic) + cgMatrix = CGAffineTransformConcat(cgMatrix, CGAffineTransformMake(1, 0, -SYNTHETIC_ITALIC_SKEW, 1, 0, 0)); + + for (int i = 0; i < nGlyphs; ++i) { + QCFType<CGPathRef> cgpath = CTFontCreatePathForGlyph(ctfont, glyphs[i], &cgMatrix); + ConvertPathInfo info(path, positions[i].toPointF()); + CGPathApply(cgpath, &info, convertCGPathToQPainterPath); + } +} + +QFont QCoreTextFontEngine::createExplicitFont() const +{ + QString familyName = QCFString::toQString(CTFontCopyFamilyName(ctfont)); + return createExplicitFontWithName(familyName); +} + +QImage QCoreTextFontEngine::imageForGlyph(glyph_t glyph, QFixed subPixelPosition, int /*margin*/, bool aa) +{ + const glyph_metrics_t br = boundingBox(glyph); + QImage im(qRound(br.width)+2, qRound(br.height)+2, QImage::Format_RGB32); + im.fill(0); + + CGColorSpaceRef colorspace = CGColorSpaceCreateWithName(kCGColorSpaceGenericRGB); + uint cgflags = kCGImageAlphaNoneSkipFirst; +#ifdef kCGBitmapByteOrder32Host //only needed because CGImage.h added symbols in the minor version + cgflags |= kCGBitmapByteOrder32Host; +#endif + CGContextRef ctx = CGBitmapContextCreate(im.bits(), im.width(), im.height(), + 8, im.bytesPerLine(), colorspace, + cgflags); + CGContextSetFontSize(ctx, fontDef.pixelSize); + CGContextSetShouldAntialias(ctx, aa || + (fontDef.pointSize > antialiasing_threshold + && !(fontDef.styleStrategy & QFont::NoAntialias))); + CGContextSetShouldSmoothFonts(ctx, aa); + CGAffineTransform oldTextMatrix = CGContextGetTextMatrix(ctx); + CGAffineTransform cgMatrix = CGAffineTransformMake(1, 0, 0, 1, 0, 0); + + CGAffineTransformConcat(cgMatrix, oldTextMatrix); + + if (synthesisFlags & QFontEngine::SynthesizedItalic) + cgMatrix = CGAffineTransformConcat(cgMatrix, CGAffineTransformMake(1, 0, SYNTHETIC_ITALIC_SKEW, 1, 0, 0)); + + cgMatrix = CGAffineTransformConcat(cgMatrix, transform); + + CGContextSetTextMatrix(ctx, cgMatrix); + CGContextSetRGBFillColor(ctx, 1, 1, 1, 1); + CGContextSetTextDrawingMode(ctx, kCGTextFill); + + CGContextSetFont(ctx, cgFont); + + qreal pos_x = -br.x.toReal() + subPixelPosition.toReal(); + qreal pos_y = im.height() + br.y.toReal() - 1; + CGContextSetTextPosition(ctx, pos_x, pos_y); + + CGSize advance; + advance.width = 0; + advance.height = 0; + CGGlyph cgGlyph = glyph; + CGContextShowGlyphsWithAdvances(ctx, &cgGlyph, &advance, 1); + + if (synthesisFlags & QFontEngine::SynthesizedBold) { + CGContextSetTextPosition(ctx, pos_x + 0.5 * lineThickness().toReal(), pos_y); + CGContextShowGlyphsWithAdvances(ctx, &cgGlyph, &advance, 1); + } + + CGContextRelease(ctx); + + return im; +} + +QImage QCoreTextFontEngine::alphaMapForGlyph(glyph_t glyph, QFixed subPixelPosition) +{ + QImage im = imageForGlyph(glyph, subPixelPosition, 0, false); + + QImage indexed(im.width(), im.height(), QImage::Format_Indexed8); + QVector<QRgb> colors(256); + for (int i=0; i<256; ++i) + colors[i] = qRgba(0, 0, 0, i); + indexed.setColorTable(colors); + + for (int y=0; y<im.height(); ++y) { + uint *src = (uint*) im.scanLine(y); + uchar *dst = indexed.scanLine(y); + for (int x=0; x<im.width(); ++x) { + *dst = qGray(*src); + ++dst; + ++src; + } + } + + return indexed; +} + +QImage QCoreTextFontEngine::alphaRGBMapForGlyph(glyph_t glyph, QFixed subPixelPosition, int margin, const QTransform &x) +{ + if (x.type() >= QTransform::TxScale) + return QFontEngine::alphaRGBMapForGlyph(glyph, subPixelPosition, margin, x); + + QImage im = imageForGlyph(glyph, subPixelPosition, margin, true); + qGamma_correct_back_to_linear_cs(&im); + return im; +} + +void QCoreTextFontEngine::recalcAdvances(int numGlyphs, QGlyphLayout *glyphs, QTextEngine::ShaperFlags flags) const +{ + Q_ASSERT(false); + Q_UNUSED(numGlyphs); + Q_UNUSED(glyphs); + Q_UNUSED(flags); +} + +QFontEngine::FaceId QCoreTextFontEngine::faceId() const +{ + return QFontEngine::FaceId(); +} + +bool QCoreTextFontEngine::canRender(const QChar *string, int len) +{ + QCFType<CTFontRef> retFont = CTFontCreateForString(ctfont, + QCFType<CFStringRef>(CFStringCreateWithCharactersNoCopy(0, + reinterpret_cast<const UniChar *>(string), + len, kCFAllocatorNull)), + CFRangeMake(0, len)); + return retFont != 0; + return false; +} + + bool QCoreTextFontEngine::getSfntTableData(uint tag, uchar *buffer, uint *length) const + { + QCFType<CFDataRef> table = CTFontCopyTable(ctfont, tag, 0); + if (!table || !length) + return false; + CFIndex tableLength = CFDataGetLength(table); + int availableLength = *length; + *length = tableLength; + if (buffer) { + if (tableLength > availableLength) + return false; + CFDataGetBytes(table, CFRangeMake(0, tableLength), buffer); + } + return true; + } + +void QCoreTextFontEngine::getUnscaledGlyph(glyph_t, QPainterPath *, glyph_metrics_t *) +{ + // ### +} + +QT_END_NAMESPACE + +#endif// !defined(Q_WS_MAC) || (MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_5) + diff --git a/src/gui/text/qfontengine_coretext_p.h b/src/gui/text/qfontengine_coretext_p.h new file mode 100644 index 0000000000..b4450fa304 --- /dev/null +++ b/src/gui/text/qfontengine_coretext_p.h @@ -0,0 +1,136 @@ +/**************************************************************************** +** +** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the QtGui module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the Technology Preview License Agreement accompanying +** this package. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain additional +** rights. These rights are described in the Nokia Qt LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** If you have questions regarding the use of this file, please contact +** Nokia at qt-info@nokia.com. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QFONTENGINE_CORETEXT_P_H +#define QFONTENGINE_CORETEXT_P_H + +#include <private/qfontengine_p.h> + +#if !defined(Q_WS_MAC) || (MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_5) + +class QCoreTextFontEngineMulti; +class QCoreTextFontEngine : public QFontEngine +{ +public: + QCoreTextFontEngine(CTFontRef font, const QFontDef &def, + QCoreTextFontEngineMulti *multiEngine = 0); + ~QCoreTextFontEngine(); + virtual bool stringToCMap(const QChar *str, int len, QGlyphLayout *glyphs, int *nglyphs, QTextEngine::ShaperFlags flags) const; + virtual void recalcAdvances(int , QGlyphLayout *, QTextEngine::ShaperFlags) const; + + virtual glyph_metrics_t boundingBox(const QGlyphLayout &glyphs); + virtual glyph_metrics_t boundingBox(glyph_t glyph); + + virtual QFixed ascent() const; + virtual QFixed descent() const; + virtual QFixed leading() const; + virtual QFixed xHeight() const; + virtual qreal maxCharWidth() const; + virtual QFixed averageCharWidth() const; + + virtual void addGlyphsToPath(glyph_t *glyphs, QFixedPoint *positions, int numGlyphs, + QPainterPath *path, QTextItem::RenderFlags); + + virtual const char *name() const { return "QCoreTextFontEngine"; } + + virtual bool canRender(const QChar *string, int len); + + virtual int synthesized() const { return synthesisFlags; } + virtual bool supportsSubPixelPositions() const { return true; } + + virtual Type type() const { return QFontEngine::Mac; } + + void draw(CGContextRef ctx, qreal x, qreal y, const QTextItemInt &ti, int paintDeviceHeight); + + virtual FaceId faceId() const; + virtual bool getSfntTableData(uint /*tag*/, uchar * /*buffer*/, uint * /*length*/) const; + virtual void getUnscaledGlyph(glyph_t glyph, QPainterPath *path, glyph_metrics_t *metrics); + virtual QImage alphaMapForGlyph(glyph_t, QFixed subPixelPosition); + virtual QImage alphaRGBMapForGlyph(glyph_t, QFixed subPixelPosition, int margin, const QTransform &t); + virtual qreal minRightBearing() const; + virtual qreal minLeftBearing() const; + virtual QFont createExplicitFont() const; + +private: + QImage imageForGlyph(glyph_t glyph, QFixed subPixelPosition, int margin, bool colorful); + CTFontRef ctfont; + CGFontRef cgFont; + QCoreTextFontEngineMulti *parentEngine; + int synthesisFlags; + CGAffineTransform transform; + friend class QCoreTextFontEngineMulti; + int antialiasing_threshold; +}; + +class QCoreTextFontEngineMulti : public QFontEngineMulti +{ +public: + QCoreTextFontEngineMulti(const QCFString &name, const QFontDef &fontDef, bool kerning); + ~QCoreTextFontEngineMulti(); + + virtual bool stringToCMap(const QChar *str, int len, QGlyphLayout *glyphs, int *nglyphs, + QTextEngine::ShaperFlags flags) const; + bool stringToCMap(const QChar *str, int len, QGlyphLayout *glyphs, int *nglyphs, + QTextEngine::ShaperFlags flags, + unsigned short *logClusters, const HB_CharAttributes *charAttributes) const; + + + virtual void recalcAdvances(int , QGlyphLayout *, QTextEngine::ShaperFlags) const; + virtual void doKerning(int , QGlyphLayout *, QTextEngine::ShaperFlags) const; + + virtual const char *name() const { return "CoreText"; } +protected: + virtual void loadEngine(int at); + +private: + inline const QCoreTextFontEngine *engineAt(int i) const + { return static_cast<const QCoreTextFontEngine *>(engines.at(i)); } + + uint fontIndexForFont(CTFontRef id) const; + CTFontRef ctfont; + mutable QCFType<CFMutableDictionaryRef> attributeDict; + CGAffineTransform transform; + friend class QFontDialogPrivate; +}; + +#endif// !defined(Q_WS_MAC) || (MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_5) + +#endif // QFONTENGINE_CORETEXT_P_H diff --git a/src/gui/text/qfontengine_ft.cpp b/src/gui/text/qfontengine_ft.cpp index e89b508601..f5e9e1ca9a 100644 --- a/src/gui/text/qfontengine_ft.cpp +++ b/src/gui/text/qfontengine_ft.cpp @@ -723,7 +723,7 @@ bool QFontEngineFT::init(FaceId faceId, bool antialias, GlyphFormat format) metrics = face->size->metrics; -#if defined(Q_WS_QWS) +#if defined(Q_WS_QWS) || defined(Q_WS_QPA) /* TrueType fonts with embedded bitmaps may have a bitmap font specific ascent/descent in the EBLC table. There is no direct public API @@ -755,16 +755,42 @@ bool QFontEngineFT::init(FaceId faceId, bool antialias, GlyphFormat format) return true; } -QFontEngineFT::Glyph *QFontEngineFT::loadGlyphMetrics(QGlyphSet *set, uint glyph) const +void QFontEngineFT::setDefaultHintStyle(HintStyle style) +{ + default_hint_style = style; +} + +QFontEngineFT::Glyph *QFontEngineFT::loadGlyphMetrics(QGlyphSet *set, uint glyph, GlyphFormat format) const { Glyph *g = set->getGlyph(glyph); - if (g) + if (g && g->format == format) return g; int load_flags = FT_LOAD_DEFAULT | default_load_flags; + int load_target = default_hint_style == HintLight + ? FT_LOAD_TARGET_LIGHT + : FT_LOAD_TARGET_NORMAL; + + if (format == Format_Mono) { + load_target = FT_LOAD_TARGET_MONO; + } else if (format == Format_A32) { + if (subpixelType == QFontEngineFT::Subpixel_RGB || subpixelType == QFontEngineFT::Subpixel_BGR) { + if (default_hint_style == HintFull) + load_target = FT_LOAD_TARGET_LCD; + } else if (subpixelType == QFontEngineFT::Subpixel_VRGB || subpixelType == QFontEngineFT::Subpixel_VBGR) { + if (default_hint_style == HintFull) + load_target = FT_LOAD_TARGET_LCD_V; + } + } + if (set->outline_drawing) load_flags = FT_LOAD_NO_BITMAP; + if (default_hint_style == HintNone) + load_flags |= FT_LOAD_NO_HINTING; + else + load_flags |= load_target; + // apply our matrix to this, but note that the metrics will not be affected by this. FT_Face face = lockFace(); FT_Matrix matrix = this->matrix; @@ -1758,6 +1784,11 @@ glyph_metrics_t QFontEngineFT::boundingBox(glyph_t glyph) glyph_metrics_t QFontEngineFT::boundingBox(glyph_t glyph, const QTransform &matrix) { + return alphaMapBoundingBox(glyph, matrix, QFontEngine::Format_None); +} + +glyph_metrics_t QFontEngineFT::alphaMapBoundingBox(glyph_t glyph, const QTransform &matrix, QFontEngine::GlyphFormat format) +{ FT_Face face = 0; glyph_metrics_t overall; QGlyphSet *glyphSet = 0; @@ -1801,9 +1832,9 @@ glyph_metrics_t QFontEngineFT::boundingBox(glyph_t glyph, const QTransform &matr glyphSet = &defaultGlyphSet; } Glyph * g = glyphSet->getGlyph(glyph); - if (!g) { + if (!g || g->format != format) { face = lockFace(); - g = loadGlyphMetrics(glyphSet, glyph); + g = loadGlyphMetrics(glyphSet, glyph, format); } if (g) { @@ -1865,10 +1896,10 @@ QImage QFontEngineFT::alphaMapForGlyph(glyph_t g) return img; } -QImage QFontEngineFT::alphaRGBMapForGlyph(glyph_t g, int margin, const QTransform &t) +QImage QFontEngineFT::alphaRGBMapForGlyph(glyph_t g, QFixed subPixelPosition, int margin, const QTransform &t) { if (t.type() > QTransform::TxTranslate) - return QFontEngine::alphaRGBMapForGlyph(g, margin, t); + return QFontEngine::alphaRGBMapForGlyph(g, subPixelPosition, margin, t); lockFace(); @@ -1877,7 +1908,7 @@ QImage QFontEngineFT::alphaRGBMapForGlyph(glyph_t g, int margin, const QTransfor Glyph *glyph = defaultGlyphSet.outline_drawing ? 0 : loadGlyph(g, glyph_format); if (!glyph) { unlockFace(); - return QFontEngine::alphaRGBMapForGlyph(g, margin, t); + return QFontEngine::alphaRGBMapForGlyph(g, subPixelPosition, margin, t); } QImage img(glyph->width, glyph->height, QImage::Format_RGB32); diff --git a/src/gui/text/qfontengine_ft_p.h b/src/gui/text/qfontengine_ft_p.h index 93a6d16aaf..abdbd2099b 100644 --- a/src/gui/text/qfontengine_ft_p.h +++ b/src/gui/text/qfontengine_ft_p.h @@ -130,13 +130,6 @@ private: class Q_GUI_EXPORT QFontEngineFT : public QFontEngine { public: - enum GlyphFormat { - Format_None, - Format_Render = Format_None, - Format_Mono, - Format_A8, - Format_A32 - }; /* we don't cache glyphs that are too large anyway, so we can make this struct rather small */ struct Glyph { @@ -241,7 +234,9 @@ private: virtual void recalcAdvances(QGlyphLayout *glyphs, QTextEngine::ShaperFlags flags) const; virtual QImage alphaMapForGlyph(glyph_t); - virtual QImage alphaRGBMapForGlyph(glyph_t, int margin, const QTransform &t); + virtual QImage alphaRGBMapForGlyph(glyph_t, QFixed subPixelPosition, int margin, const QTransform &t); + virtual glyph_metrics_t alphaMapBoundingBox(glyph_t glyph, const QTransform &matrix, + QFontEngine::GlyphFormat format); virtual void removeGlyphFromCache(glyph_t glyph); virtual int glyphCount() const; @@ -282,6 +277,14 @@ private: virtual HB_Error getPointInOutline(HB_Glyph glyph, int flags, hb_uint32 point, HB_Fixed *xpos, HB_Fixed *ypos, hb_uint32 *nPoints); + enum HintStyle { + HintNone, + HintLight, + HintMedium, + HintFull + }; + + void setDefaultHintStyle(HintStyle style); protected: void freeGlyphSets(); @@ -293,12 +296,6 @@ protected: QFreetypeFace *freetype; int default_load_flags; - enum HintStyle { - HintNone, - HintLight, - HintMedium, - HintFull - }; HintStyle default_hint_style; @@ -311,7 +308,7 @@ protected: bool embeddedbitmap; private: - QFontEngineFT::Glyph *loadGlyphMetrics(QGlyphSet *set, uint glyph) const; + QFontEngineFT::Glyph *loadGlyphMetrics(QGlyphSet *set, uint glyph, GlyphFormat format) const; GlyphFormat defaultFormat; FT_Matrix matrix; diff --git a/src/gui/text/qfontengine_mac.mm b/src/gui/text/qfontengine_mac.mm index 1c21f91bce..7751bbe62f 100644 --- a/src/gui/text/qfontengine_mac.mm +++ b/src/gui/text/qfontengine_mac.mm @@ -39,6 +39,8 @@ ** ****************************************************************************/ +#include "qfontengine_mac_p.h" + #include <private/qapplication_p.h> #include <private/qfontengine_p.h> #include <private/qpainter_p.h> @@ -53,6 +55,7 @@ #include <qdebug.h> #include <qendian.h> #include <qmath.h> +#include <private/qimage_p.h> #include <ApplicationServices/ApplicationServices.h> #include <AppKit/AppKit.h> @@ -119,679 +122,6 @@ OSStatus QMacFontPath::closePath(void *data) } - -void qmacfontengine_gamma_correct(QImage *image) -{ - extern uchar qt_pow_rgb_gamma[256]; - - // gamma correct the pixels back to linear color space... - int h = image->height(); - int w = image->width(); - - for (int y=0; y<h; ++y) { - uint *pixels = (uint *) image->scanLine(y); - for (int x=0; x<w; ++x) { - uint p = pixels[x]; - uint r = qt_pow_rgb_gamma[qRed(p)]; - uint g = qt_pow_rgb_gamma[qGreen(p)]; - uint b = qt_pow_rgb_gamma[qBlue(p)]; - pixels[x] = (r << 16) | (g << 8) | b | 0xff000000; - } - } -} - - -#if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_5 -QCoreTextFontEngineMulti::QCoreTextFontEngineMulti(const ATSFontFamilyRef &, const ATSFontRef &atsFontRef, const QFontDef &fontDef, bool kerning) - : QFontEngineMulti(0) -{ - this->fontDef = fontDef; - CTFontSymbolicTraits symbolicTraits = 0; - if (fontDef.weight >= QFont::Bold) - symbolicTraits |= kCTFontBoldTrait; - switch (fontDef.style) { - case QFont::StyleNormal: - break; - case QFont::StyleItalic: - case QFont::StyleOblique: - symbolicTraits |= kCTFontItalicTrait; - break; - } - - QCFString name; - ATSFontGetName(atsFontRef, kATSOptionFlagsDefault, &name); - - transform = CGAffineTransformIdentity; - if (fontDef.stretch != 100) { - transform = CGAffineTransformMakeScale(float(fontDef.stretch) / float(100), 1); - } - - QCFType<CTFontDescriptorRef> descriptor = CTFontDescriptorCreateWithNameAndSize(name, fontDef.pixelSize); - QCFType<CTFontRef> baseFont = CTFontCreateWithFontDescriptor(descriptor, fontDef.pixelSize, &transform); - ctfont = CTFontCreateCopyWithSymbolicTraits(baseFont, fontDef.pixelSize, &transform, symbolicTraits, symbolicTraits); - - // CTFontCreateCopyWithSymbolicTraits returns NULL if we ask for a trait that does - // not exist for the given font. (for example italic) - if (ctfont == 0) { - ctfont = baseFont; - CFRetain(ctfont); - } - - attributeDict = CFDictionaryCreateMutable(0, 2, - &kCFTypeDictionaryKeyCallBacks, - &kCFTypeDictionaryValueCallBacks); - CFDictionaryAddValue(attributeDict, NSFontAttributeName, ctfont); - if (!kerning) { - float zero = 0.0; - QCFType<CFNumberRef> noKern = CFNumberCreate(kCFAllocatorDefault, kCFNumberFloatType, &zero); - CFDictionaryAddValue(attributeDict, kCTKernAttributeName, noKern); - } - - QCoreTextFontEngine *fe = new QCoreTextFontEngine(ctfont, fontDef, this); - fe->ref.ref(); - engines.append(fe); - -} - -QCoreTextFontEngineMulti::~QCoreTextFontEngineMulti() -{ - CFRelease(ctfont); -} - -uint QCoreTextFontEngineMulti::fontIndexForFont(CTFontRef id) const -{ - for (int i = 0; i < engines.count(); ++i) { - if (CFEqual(engineAt(i)->ctfont, id)) - return i; - } - - QCoreTextFontEngineMulti *that = const_cast<QCoreTextFontEngineMulti *>(this); - QCoreTextFontEngine *fe = new QCoreTextFontEngine(id, fontDef, that); - fe->ref.ref(); - that->engines.append(fe); - return engines.count() - 1; -} - -bool QCoreTextFontEngineMulti::stringToCMap(const QChar *str, int len, QGlyphLayout *glyphs, int *nglyphs, QTextEngine::ShaperFlags, - unsigned short *logClusters, const HB_CharAttributes *) const -{ - QCFType<CFStringRef> cfstring = CFStringCreateWithCharactersNoCopy(0, - reinterpret_cast<const UniChar *>(str), - len, kCFAllocatorNull); - QCFType<CFAttributedStringRef> attributedString = CFAttributedStringCreate(0, cfstring, attributeDict); - QCFType<CTTypesetterRef> typeSetter = CTTypesetterCreateWithAttributedString(attributedString); - CFRange range = {0, 0}; - QCFType<CTLineRef> line = CTTypesetterCreateLine(typeSetter, range); - CFArrayRef array = CTLineGetGlyphRuns(line); - uint arraySize = CFArrayGetCount(array); - glyph_t *outGlyphs = glyphs->glyphs; - HB_GlyphAttributes *outAttributes = glyphs->attributes; - QFixed *outAdvances_x = glyphs->advances_x; - QFixed *outAdvances_y = glyphs->advances_y; - glyph_t *initialGlyph = outGlyphs; - - if (arraySize == 0) { - // CoreText failed to shape the text we gave it, so we assume one glyph - // per character and build a list of invalid glyphs with zero advance - *nglyphs = len; - for (int i = 0; i < len; ++i) { - outGlyphs[i] = 0; - if (logClusters) - logClusters[i] = i; - outAdvances_x[i] = QFixed(); - outAdvances_y[i] = QFixed(); - outAttributes[i].clusterStart = true; - } - return true; - } - - const bool rtl = (CTRunGetStatus(static_cast<CTRunRef>(CFArrayGetValueAtIndex(array, 0))) & kCTRunStatusRightToLeft); - - bool outOBounds = false; - for (uint i = 0; i < arraySize; ++i) { - CTRunRef run = static_cast<CTRunRef>(CFArrayGetValueAtIndex(array, rtl ? (arraySize - 1 - i) : i)); - CFIndex glyphCount = CTRunGetGlyphCount(run); - if (glyphCount == 0) - continue; - - Q_ASSERT((CTRunGetStatus(run) & kCTRunStatusRightToLeft) == rtl); - - if (!outOBounds && outGlyphs + glyphCount - initialGlyph > *nglyphs) { - outOBounds = true; - } - if (!outOBounds) { - CFDictionaryRef runAttribs = CTRunGetAttributes(run); - //NSLog(@"Dictionary %@", runAttribs); - if (!runAttribs) - runAttribs = attributeDict; - CTFontRef runFont = static_cast<CTFontRef>(CFDictionaryGetValue(runAttribs, NSFontAttributeName)); - const uint fontIndex = (fontIndexForFont(runFont) << 24); - //NSLog(@"Run Font Name = %@", CTFontCopyFamilyName(runFont)); - QVarLengthArray<CGGlyph, 512> cgglyphs(0); - const CGGlyph *tmpGlyphs = CTRunGetGlyphsPtr(run); - if (!tmpGlyphs) { - cgglyphs.resize(glyphCount); - CTRunGetGlyphs(run, range, cgglyphs.data()); - tmpGlyphs = cgglyphs.constData(); - } - QVarLengthArray<CGPoint, 512> cgpoints(0); - const CGPoint *tmpPoints = CTRunGetPositionsPtr(run); - if (!tmpPoints) { - cgpoints.resize(glyphCount); - CTRunGetPositions(run, range, cgpoints.data()); - tmpPoints = cgpoints.constData(); - } - - const int rtlOffset = rtl ? (glyphCount - 1) : 0; - const int rtlSign = rtl ? -1 : 1; - - if (logClusters) { - CFRange stringRange = CTRunGetStringRange(run); - QVarLengthArray<CFIndex, 512> stringIndices(0); - const CFIndex *tmpIndices = CTRunGetStringIndicesPtr(run); - if (!tmpIndices) { - stringIndices.resize(glyphCount); - CTRunGetStringIndices(run, range, stringIndices.data()); - tmpIndices = stringIndices.constData(); - } - - const int firstGlyphIndex = outGlyphs - initialGlyph; - outAttributes[0].clusterStart = true; - - CFIndex k = 0; - CFIndex i = 0; - for (i = stringRange.location; - (i < stringRange.location + stringRange.length) && (k < glyphCount); ++i) { - if (tmpIndices[k * rtlSign + rtlOffset] == i || i == stringRange.location) { - logClusters[i] = k + firstGlyphIndex; - outAttributes[k].clusterStart = true; - ++k; - } else { - logClusters[i] = k + firstGlyphIndex - 1; - } - } - // in case of a ligature at the end, fill the remaining logcluster entries - for (;i < stringRange.location + stringRange.length; i++) { - logClusters[i] = k + firstGlyphIndex - 1; - } - } - for (CFIndex i = 0; i < glyphCount - 1; ++i) { - int idx = rtlOffset + rtlSign * i; - outGlyphs[idx] = tmpGlyphs[i] | fontIndex; - outAdvances_x[idx] = QFixed::fromReal(tmpPoints[i + 1].x - tmpPoints[i].x); - outAdvances_y[idx] = QFixed::fromReal(tmpPoints[i + 1].y - tmpPoints[i].y); - - if (fontDef.styleStrategy & QFont::ForceIntegerMetrics) { - outAdvances_x[idx] = outAdvances_x[idx].round(); - outAdvances_y[idx] = outAdvances_y[idx].round(); - } - } - CGSize lastGlyphAdvance; - CTFontGetAdvancesForGlyphs(runFont, kCTFontHorizontalOrientation, tmpGlyphs + glyphCount - 1, &lastGlyphAdvance, 1); - - outGlyphs[rtl ? 0 : (glyphCount - 1)] = tmpGlyphs[glyphCount - 1] | fontIndex; - outAdvances_x[rtl ? 0 : (glyphCount - 1)] = - (fontDef.styleStrategy & QFont::ForceIntegerMetrics) - ? QFixed::fromReal(lastGlyphAdvance.width).round() - : QFixed::fromReal(lastGlyphAdvance.width); - } - outGlyphs += glyphCount; - outAttributes += glyphCount; - outAdvances_x += glyphCount; - outAdvances_y += glyphCount; - } - *nglyphs = (outGlyphs - initialGlyph); - return !outOBounds; -} - -bool QCoreTextFontEngineMulti::stringToCMap(const QChar *str, int len, QGlyphLayout *glyphs, - int *nglyphs, QTextEngine::ShaperFlags flags) const -{ - *nglyphs = len; - QCFType<CFStringRef> cfstring; - - QVarLengthArray<CGGlyph> cgGlyphs(len); - CTFontGetGlyphsForCharacters(ctfont, (const UniChar*)str, cgGlyphs.data(), len); - - for (int i = 0; i < len; ++i) { - if (cgGlyphs[i]) { - glyphs->glyphs[i] = cgGlyphs[i]; - } else { - if (!cfstring) - cfstring = CFStringCreateWithCharactersNoCopy(0, reinterpret_cast<const UniChar *>(str), len, kCFAllocatorNull); - QCFType<CTFontRef> substituteFont = CTFontCreateForString(ctfont, cfstring, CFRangeMake(i, 1)); - CGGlyph substituteGlyph = 0; - CTFontGetGlyphsForCharacters(substituteFont, (const UniChar*)str + i, &substituteGlyph, 1); - if (substituteGlyph) { - const uint fontIndex = (fontIndexForFont(substituteFont) << 24); - glyphs->glyphs[i] = substituteGlyph | fontIndex; - if (!(flags & QTextEngine::GlyphIndicesOnly)) { - CGSize advance; - CTFontGetAdvancesForGlyphs(substituteFont, kCTFontHorizontalOrientation, &substituteGlyph, &advance, 1); - glyphs->advances_x[i] = QFixed::fromReal(advance.width); - glyphs->advances_y[i] = QFixed::fromReal(advance.height); - } - } - } - } - - if (flags & QTextEngine::GlyphIndicesOnly) - return true; - - QVarLengthArray<CGSize> advances(len); - CTFontGetAdvancesForGlyphs(ctfont, kCTFontHorizontalOrientation, cgGlyphs.data(), advances.data(), len); - - for (int i = 0; i < len; ++i) { - if (glyphs->glyphs[i] & 0xff000000) - continue; - glyphs->advances_x[i] = QFixed::fromReal(advances[i].width); - glyphs->advances_y[i] = QFixed::fromReal(advances[i].height); - } - - if (fontDef.styleStrategy & QFont::ForceIntegerMetrics) { - for (int i = 0; i < len; ++i) { - glyphs->advances_x[i] = glyphs->advances_x[i].round(); - glyphs->advances_y[i] = glyphs->advances_y[i].round(); - } - } - - return true; -} - -void QCoreTextFontEngineMulti::recalcAdvances(int , QGlyphLayout *, QTextEngine::ShaperFlags) const -{ -} -void QCoreTextFontEngineMulti::doKerning(int , QGlyphLayout *, QTextEngine::ShaperFlags) const -{ -} - -void QCoreTextFontEngineMulti::loadEngine(int) -{ - // Do nothing - Q_ASSERT(false); -} - - - -QCoreTextFontEngine::QCoreTextFontEngine(CTFontRef font, const QFontDef &def, - QCoreTextFontEngineMulti *multiEngine) -{ - fontDef = def; - parentEngine = multiEngine; - synthesisFlags = 0; - ctfont = font; - CFRetain(ctfont); - ATSFontRef atsfont = CTFontGetPlatformFont(ctfont, 0); - cgFont = CGFontCreateWithPlatformFont(&atsfont); - CTFontSymbolicTraits traits = CTFontGetSymbolicTraits(ctfont); - if (fontDef.weight >= QFont::Bold && !(traits & kCTFontBoldTrait)) { - synthesisFlags |= SynthesizedBold; - } - - if (fontDef.style != QFont::StyleNormal && !(traits & kCTFontItalicTrait)) { - synthesisFlags |= SynthesizedItalic; - } - transform = CGAffineTransformIdentity; - if (fontDef.stretch != 100) { - transform = CGAffineTransformMakeScale(float(fontDef.stretch) / float(100), 1); - } - QByteArray os2Table = getSfntTable(MAKE_TAG('O', 'S', '/', '2')); - if (os2Table.size() >= 10) - fsType = qFromBigEndian<quint16>(reinterpret_cast<const uchar *>(os2Table.constData() + 8)); -} - -QCoreTextFontEngine::~QCoreTextFontEngine() -{ - CFRelease(ctfont); - CFRelease(cgFont); -} - -bool QCoreTextFontEngine::stringToCMap(const QChar *, int, QGlyphLayout *, int *, QTextEngine::ShaperFlags) const -{ - return false; -} - -glyph_metrics_t QCoreTextFontEngine::boundingBox(const QGlyphLayout &glyphs) -{ - QFixed w; - bool round = fontDef.styleStrategy & QFont::ForceIntegerMetrics; - - for (int i = 0; i < glyphs.numGlyphs; ++i) { - w += round ? glyphs.effectiveAdvance(i).round() - : glyphs.effectiveAdvance(i); - } - return glyph_metrics_t(0, -(ascent()), w - lastRightBearing(glyphs, round), ascent()+descent(), w, 0); -} -glyph_metrics_t QCoreTextFontEngine::boundingBox(glyph_t glyph) -{ - glyph_metrics_t ret; - CGGlyph g = glyph; - CGRect rect = CTFontGetBoundingRectsForGlyphs(ctfont, kCTFontHorizontalOrientation, &g, 0, 1); - ret.width = QFixed::fromReal(rect.size.width); - ret.height = QFixed::fromReal(rect.size.height); - ret.x = QFixed::fromReal(rect.origin.x); - ret.y = -QFixed::fromReal(rect.origin.y) - ret.height; - CGSize advances[1]; - CTFontGetAdvancesForGlyphs(ctfont, kCTFontHorizontalOrientation, &g, advances, 1); - ret.xoff = QFixed::fromReal(advances[0].width); - ret.yoff = QFixed::fromReal(advances[0].height); - - if (fontDef.styleStrategy & QFont::ForceIntegerMetrics) { - ret.xoff = ret.xoff.round(); - ret.yoff = ret.yoff.round(); - } - - return ret; -} - -QFixed QCoreTextFontEngine::ascent() const -{ - return (fontDef.styleStrategy & QFont::ForceIntegerMetrics) - ? QFixed::fromReal(CTFontGetAscent(ctfont)).round() - : QFixed::fromReal(CTFontGetAscent(ctfont)); -} -QFixed QCoreTextFontEngine::descent() const -{ - QFixed d = QFixed::fromReal(CTFontGetDescent(ctfont)); - if (fontDef.styleStrategy & QFont::ForceIntegerMetrics) - d = d.round(); - - // subtract a pixel to even out the historical +1 in QFontMetrics::height(). - // Fix in Qt 5. - return d - 1; -} -QFixed QCoreTextFontEngine::leading() const -{ - return (fontDef.styleStrategy & QFont::ForceIntegerMetrics) - ? QFixed::fromReal(CTFontGetLeading(ctfont)).round() - : QFixed::fromReal(CTFontGetLeading(ctfont)); -} -QFixed QCoreTextFontEngine::xHeight() const -{ - return (fontDef.styleStrategy & QFont::ForceIntegerMetrics) - ? QFixed::fromReal(CTFontGetXHeight(ctfont)).round() - : QFixed::fromReal(CTFontGetXHeight(ctfont)); -} -QFixed QCoreTextFontEngine::averageCharWidth() const -{ - // ### Need to implement properly and get the information from the OS/2 Table. - return (fontDef.styleStrategy & QFont::ForceIntegerMetrics) - ? QFontEngine::averageCharWidth().round() - : QFontEngine::averageCharWidth(); -} - -qreal QCoreTextFontEngine::maxCharWidth() const -{ - // ### Max Help! - return 0; - -} -qreal QCoreTextFontEngine::minLeftBearing() const -{ - // ### Min Help! - return 0; - -} -qreal QCoreTextFontEngine::minRightBearing() const -{ - // ### Max Help! (even thought it's right) - return 0; - -} - -void QCoreTextFontEngine::draw(CGContextRef ctx, qreal x, qreal y, const QTextItemInt &ti, int paintDeviceHeight) -{ - QVarLengthArray<QFixedPoint> positions; - QVarLengthArray<glyph_t> glyphs; - QTransform matrix; - matrix.translate(x, y); - getGlyphPositions(ti.glyphs, matrix, ti.flags, glyphs, positions); - if (glyphs.size() == 0) - return; - - CGContextSetFontSize(ctx, fontDef.pixelSize); - - CGAffineTransform oldTextMatrix = CGContextGetTextMatrix(ctx); - - CGAffineTransform cgMatrix = CGAffineTransformMake(1, 0, 0, -1, 0, -paintDeviceHeight); - - CGAffineTransformConcat(cgMatrix, oldTextMatrix); - - if (synthesisFlags & QFontEngine::SynthesizedItalic) - cgMatrix = CGAffineTransformConcat(cgMatrix, CGAffineTransformMake(1, 0, -tanf(14 * acosf(0) / 90), 1, 0, 0)); - - cgMatrix = CGAffineTransformConcat(cgMatrix, transform); - - CGContextSetTextMatrix(ctx, cgMatrix); - - CGContextSetTextDrawingMode(ctx, kCGTextFill); - - - QVarLengthArray<CGSize> advances(glyphs.size()); - QVarLengthArray<CGGlyph> cgGlyphs(glyphs.size()); - - for (int i = 0; i < glyphs.size() - 1; ++i) { - advances[i].width = (positions[i + 1].x - positions[i].x).toReal(); - advances[i].height = (positions[i + 1].y - positions[i].y).toReal(); - cgGlyphs[i] = glyphs[i]; - } - advances[glyphs.size() - 1].width = 0; - advances[glyphs.size() - 1].height = 0; - cgGlyphs[glyphs.size() - 1] = glyphs[glyphs.size() - 1]; - - CGContextSetFont(ctx, cgFont); - //NSLog(@"Font inDraw %@ ctfont %@", CGFontCopyFullName(cgFont), CTFontCopyFamilyName(ctfont)); - - CGContextSetTextPosition(ctx, positions[0].x.toReal(), positions[0].y.toReal()); - - CGContextShowGlyphsWithAdvances(ctx, cgGlyphs.data(), advances.data(), glyphs.size()); - - if (synthesisFlags & QFontEngine::SynthesizedBold) { - CGContextSetTextPosition(ctx, positions[0].x.toReal() + 0.5 * lineThickness().toReal(), - positions[0].y.toReal()); - - CGContextShowGlyphsWithAdvances(ctx, cgGlyphs.data(), advances.data(), glyphs.size()); - } - - CGContextSetTextMatrix(ctx, oldTextMatrix); -} - -struct ConvertPathInfo -{ - ConvertPathInfo(QPainterPath *newPath, const QPointF &newPos) : path(newPath), pos(newPos) {} - QPainterPath *path; - QPointF pos; -}; - -static void convertCGPathToQPainterPath(void *info, const CGPathElement *element) -{ - ConvertPathInfo *myInfo = static_cast<ConvertPathInfo *>(info); - switch(element->type) { - case kCGPathElementMoveToPoint: - myInfo->path->moveTo(element->points[0].x + myInfo->pos.x(), - element->points[0].y + myInfo->pos.y()); - break; - case kCGPathElementAddLineToPoint: - myInfo->path->lineTo(element->points[0].x + myInfo->pos.x(), - element->points[0].y + myInfo->pos.y()); - break; - case kCGPathElementAddQuadCurveToPoint: - myInfo->path->quadTo(element->points[0].x + myInfo->pos.x(), - element->points[0].y + myInfo->pos.y(), - element->points[1].x + myInfo->pos.x(), - element->points[1].y + myInfo->pos.y()); - break; - case kCGPathElementAddCurveToPoint: - myInfo->path->cubicTo(element->points[0].x + myInfo->pos.x(), - element->points[0].y + myInfo->pos.y(), - element->points[1].x + myInfo->pos.x(), - element->points[1].y + myInfo->pos.y(), - element->points[2].x + myInfo->pos.x(), - element->points[2].y + myInfo->pos.y()); - break; - case kCGPathElementCloseSubpath: - myInfo->path->closeSubpath(); - break; - default: - qDebug() << "Unhandled path transform type: " << element->type; - } - -} - -void QCoreTextFontEngine::addGlyphsToPath(glyph_t *glyphs, QFixedPoint *positions, int nGlyphs, - QPainterPath *path, QTextItem::RenderFlags) -{ - - CGAffineTransform cgMatrix = CGAffineTransformIdentity; - cgMatrix = CGAffineTransformScale(cgMatrix, 1, -1); - - if (synthesisFlags & QFontEngine::SynthesizedItalic) - cgMatrix = CGAffineTransformConcat(cgMatrix, CGAffineTransformMake(1, 0, -tanf(14 * acosf(0) / 90), 1, 0, 0)); - - - for (int i = 0; i < nGlyphs; ++i) { - QCFType<CGPathRef> cgpath = CTFontCreatePathForGlyph(ctfont, glyphs[i], &cgMatrix); - ConvertPathInfo info(path, positions[i].toPointF()); - CGPathApply(cgpath, &info, convertCGPathToQPainterPath); - } -} - -QImage QCoreTextFontEngine::imageForGlyph(glyph_t glyph, int margin, bool aa) -{ - const glyph_metrics_t br = boundingBox(glyph); - QImage im(qRound(br.width)+2, qRound(br.height)+2, QImage::Format_RGB32); - im.fill(0); - - CGColorSpaceRef colorspace = QCoreGraphicsPaintEngine::macGenericColorSpace(); - uint cgflags = kCGImageAlphaNoneSkipFirst; -#ifdef kCGBitmapByteOrder32Host //only needed because CGImage.h added symbols in the minor version - cgflags |= kCGBitmapByteOrder32Host; -#endif - CGContextRef ctx = CGBitmapContextCreate(im.bits(), im.width(), im.height(), - 8, im.bytesPerLine(), colorspace, - cgflags); - CGContextSetFontSize(ctx, fontDef.pixelSize); - CGContextSetShouldAntialias(ctx, aa || - (fontDef.pointSize > qt_antialiasing_threshold - && !(fontDef.styleStrategy & QFont::NoAntialias))); - CGContextSetShouldSmoothFonts(ctx, aa); - CGAffineTransform oldTextMatrix = CGContextGetTextMatrix(ctx); - CGAffineTransform cgMatrix = CGAffineTransformMake(1, 0, 0, 1, 0, 0); - - CGAffineTransformConcat(cgMatrix, oldTextMatrix); - - if (synthesisFlags & QFontEngine::SynthesizedItalic) - cgMatrix = CGAffineTransformConcat(cgMatrix, CGAffineTransformMake(1, 0, tanf(14 * acosf(0) / 90), 1, 0, 0)); - - cgMatrix = CGAffineTransformConcat(cgMatrix, transform); - - CGContextSetTextMatrix(ctx, cgMatrix); - CGContextSetRGBFillColor(ctx, 1, 1, 1, 1); - CGContextSetTextDrawingMode(ctx, kCGTextFill); - - ATSFontRef atsfont = CTFontGetPlatformFont(ctfont, 0); - QCFType<CGFontRef> cgFont = CGFontCreateWithPlatformFont(&atsfont); - CGContextSetFont(ctx, cgFont); - - qreal pos_x = -br.x.toReal()+1, pos_y = im.height()+br.y.toReal(); - CGContextSetTextPosition(ctx, pos_x, pos_y); - - CGSize advance; - advance.width = 0; - advance.height = 0; - CGGlyph cgGlyph = glyph; - CGContextShowGlyphsWithAdvances(ctx, &cgGlyph, &advance, 1); - - if (synthesisFlags & QFontEngine::SynthesizedBold) { - CGContextSetTextPosition(ctx, pos_x + 0.5 * lineThickness().toReal(), pos_y); - CGContextShowGlyphsWithAdvances(ctx, &cgGlyph, &advance, 1); - } - - CGContextRelease(ctx); - - return im; -} - -QImage QCoreTextFontEngine::alphaMapForGlyph(glyph_t glyph) -{ - QImage im = imageForGlyph(glyph, 0, false); - - QImage indexed(im.width(), im.height(), QImage::Format_Indexed8); - QVector<QRgb> colors(256); - for (int i=0; i<256; ++i) - colors[i] = qRgba(0, 0, 0, i); - indexed.setColorTable(colors); - - for (int y=0; y<im.height(); ++y) { - uint *src = (uint*) im.scanLine(y); - uchar *dst = indexed.scanLine(y); - for (int x=0; x<im.width(); ++x) { - *dst = qGray(*src); - ++dst; - ++src; - } - } - - return indexed; -} - -QImage QCoreTextFontEngine::alphaRGBMapForGlyph(glyph_t glyph, int margin, const QTransform &x) -{ - if (x.type() >= QTransform::TxScale) - return QFontEngine::alphaRGBMapForGlyph(glyph, margin, x); - - QImage im = imageForGlyph(glyph, margin, true); - qmacfontengine_gamma_correct(&im); - return im; -} - -void QCoreTextFontEngine::recalcAdvances(int numGlyphs, QGlyphLayout *glyphs, QTextEngine::ShaperFlags flags) const -{ - Q_ASSERT(false); - Q_UNUSED(numGlyphs); - Q_UNUSED(glyphs); - Q_UNUSED(flags); -} - -QFontEngine::FaceId QCoreTextFontEngine::faceId() const -{ - return QFontEngine::FaceId(); -} - -bool QCoreTextFontEngine::canRender(const QChar *string, int len) -{ - QCFType<CTFontRef> retFont = CTFontCreateForString(ctfont, - QCFType<CFStringRef>(CFStringCreateWithCharactersNoCopy(0, - reinterpret_cast<const UniChar *>(string), - len, kCFAllocatorNull)), - CFRangeMake(0, len)); - return retFont != 0; - return false; -} - - bool QCoreTextFontEngine::getSfntTableData(uint tag, uchar *buffer, uint *length) const - { - QCFType<CFDataRef> table = CTFontCopyTable(ctfont, tag, 0); - if (!table || !length) - return false; - CFIndex tableLength = CFDataGetLength(table); - int availableLength = *length; - *length = tableLength; - if (buffer) { - if (tableLength > availableLength) - return false; - CFDataGetBytes(table, CFRangeMake(0, tableLength), buffer); - } - return true; - } - -void QCoreTextFontEngine::getUnscaledGlyph(glyph_t, QPainterPath *, glyph_metrics_t *) -{ - // ### -} - -#endif // MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_5 - #ifndef QT_MAC_USE_COCOA QFontEngineMacMulti::QFontEngineMacMulti(const ATSFontFamilyRef &atsFamily, const ATSFontRef &atsFontRef, const QFontDef &fontDef, bool kerning) : QFontEngineMulti(0) @@ -1419,6 +749,7 @@ static inline unsigned int getChar(const QChar *str, int &i, const int len) return uc; } +// Not used directly for shaping, only used to calculate m_averageCharWidth bool QFontEngineMac::stringToCMap(const QChar *str, int len, QGlyphLayout *glyphs, int *nglyphs, QTextEngine::ShaperFlags flags) const { if (!cmap) { @@ -1591,6 +922,27 @@ static void addGlyphsToPathHelper(ATSUStyle style, glyph_t *glyphs, QFixedPoint DisposeATSCubicClosePathUPP(closePath); } +QFont QFontEngineMac::createExplicitFont() const +{ + FMFont fmFont = FMGetFontFromATSFontRef(fontID); + + FMFontFamily fmFamily; + FMFontStyle fmStyle; + QString familyName; + if (!FMGetFontFamilyInstanceFromFont(fmFont, &fmFamily, &fmStyle)) { + ATSFontFamilyRef familyRef = FMGetATSFontFamilyRefFromFontFamily(fmFamily); + QCFString cfFamilyName;; + ATSFontFamilyGetName(familyRef, kATSOptionFlagsDefault, &cfFamilyName); + familyName = cfFamilyName; + } else { + QCFString cfFontName; + ATSFontGetName(fontID, kATSOptionFlagsDefault, &cfFontName); + familyName = cfFontName; + } + + return createExplicitFontWithName(familyName); +} + void QFontEngineMac::addGlyphsToPath(glyph_t *glyphs, QFixedPoint *positions, int numGlyphs, QPainterPath *path, QTextItem::RenderFlags) { @@ -1677,7 +1029,7 @@ QImage QFontEngineMac::alphaMapForGlyph(glyph_t glyph) return indexed; } -QImage QFontEngineMac::alphaRGBMapForGlyph(glyph_t glyph, int margin, const QTransform &t) +QImage QFontEngineMac::alphaRGBMapForGlyph(glyph_t glyph, QFixed, int margin, const QTransform &t) { QImage im = imageForGlyph(glyph, margin, true); @@ -1685,7 +1037,7 @@ QImage QFontEngineMac::alphaRGBMapForGlyph(glyph_t glyph, int margin, const QTra im = im.transformed(t); } - qmacfontengine_gamma_correct(&im); + qGamma_correct_back_to_linear_cs(&im); return im; } diff --git a/src/gui/text/qfontengine_mac_p.h b/src/gui/text/qfontengine_mac_p.h new file mode 100644 index 0000000000..5577c765a6 --- /dev/null +++ b/src/gui/text/qfontengine_mac_p.h @@ -0,0 +1,167 @@ +/**************************************************************************** +** +** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the QtGui module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the Technology Preview License Agreement accompanying +** this package. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain additional +** rights. These rights are described in the Nokia Qt LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** If you have questions regarding the use of this file, please contact +** Nokia at qt-info@nokia.com. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QFONTENGINE_MAC_P_H +#define QFONTENGINE_MAC_P_H + +#include <private/qfontengine_p.h> + +#ifndef QT_MAC_USE_COCOA +class QFontEngineMacMulti; +class QFontEngineMac : public QFontEngine +{ + friend class QFontEngineMacMulti; +public: + QFontEngineMac(ATSUStyle baseStyle, ATSUFontID fontID, const QFontDef &def, QFontEngineMacMulti *multiEngine = 0); + virtual ~QFontEngineMac(); + + virtual bool stringToCMap(const QChar *str, int len, QGlyphLayout *glyphs, int *numGlyphs, QTextEngine::ShaperFlags flags) const; + virtual void recalcAdvances(QGlyphLayout *, QTextEngine::ShaperFlags) const; + + virtual glyph_metrics_t boundingBox(const QGlyphLayout &glyphs); + virtual glyph_metrics_t boundingBox(glyph_t glyph); + + virtual QFixed ascent() const; + virtual QFixed descent() const; + virtual QFixed leading() const; + virtual QFixed xHeight() const; + virtual qreal maxCharWidth() const; + virtual QFixed averageCharWidth() const; + + virtual QFont createExplicitFont() const; + + virtual void addGlyphsToPath(glyph_t *glyphs, QFixedPoint *positions, int numGlyphs, + QPainterPath *path, QTextItem::RenderFlags); + + virtual const char *name() const { return "QFontEngineMac"; } + + virtual bool canRender(const QChar *string, int len); + + virtual int synthesized() const { return synthesisFlags; } + + virtual Type type() const { return QFontEngine::Mac; } + + void draw(CGContextRef ctx, qreal x, qreal y, const QTextItemInt &ti, int paintDeviceHeight); + + virtual FaceId faceId() const; + virtual QByteArray getSfntTable(uint tag) const; + virtual Properties properties() const; + virtual void getUnscaledGlyph(glyph_t glyph, QPainterPath *path, glyph_metrics_t *metrics); + virtual QImage alphaMapForGlyph(glyph_t); + virtual QImage alphaRGBMapForGlyph(glyph_t, QFixed subPixelPosition, int margin, const QTransform &t); + +private: + QImage imageForGlyph(glyph_t glyph, int margin, bool colorful); + + ATSUFontID fontID; + QCFType<CGFontRef> cgFont; + ATSUStyle style; + int synthesisFlags; + mutable QGlyphLayout kashidaGlyph; + QFontEngineMacMulti *multiEngine; + mutable const unsigned char *cmap; + mutable bool symbolCMap; + mutable QByteArray cmapTable; + CGAffineTransform transform; + QFixed m_ascent; + QFixed m_descent; + QFixed m_leading; + qreal m_maxCharWidth; + QFixed m_xHeight; + QFixed m_averageCharWidth; +}; + +class QFontEngineMacMulti : public QFontEngineMulti +{ + friend class QFontEngineMac; +public: + // internal + struct ShaperItem + { + inline ShaperItem() : string(0), from(0), length(0), + log_clusters(0), charAttributes(0) {} + + const QChar *string; + int from; + int length; + QGlyphLayout glyphs; + unsigned short *log_clusters; + const HB_CharAttributes *charAttributes; + QTextEngine::ShaperFlags flags; + }; + + QFontEngineMacMulti(const ATSFontFamilyRef &atsFamily, const ATSFontRef &atsFontRef, const QFontDef &fontDef, bool kerning); + virtual ~QFontEngineMacMulti(); + + virtual bool stringToCMap(const QChar *str, int len, QGlyphLayout *glyphs, int *nglyphs, QTextEngine::ShaperFlags flags) const; + bool stringToCMap(const QChar *str, int len, QGlyphLayout *glyphs, int *nglyphs, QTextEngine::ShaperFlags flags, + unsigned short *logClusters, const HB_CharAttributes *charAttributes) const; + + virtual void recalcAdvances(QGlyphLayout *, QTextEngine::ShaperFlags) const; + virtual void doKerning(QGlyphLayout *, QTextEngine::ShaperFlags) const; + + virtual const char *name() const { return "ATSUI"; } + + virtual bool canRender(const QChar *string, int len); + + inline ATSUFontID macFontID() const { return fontID; } + +protected: + virtual void loadEngine(int at); + +private: + inline const QFontEngineMac *engineAt(int i) const + { return static_cast<const QFontEngineMac *>(engines.at(i)); } + + bool stringToCMapInternal(const QChar *str, int len, QGlyphLayout *glyphs, int *nglyphs, QTextEngine::ShaperFlags flags, ShaperItem *item) const; + + int fontIndexForFontID(ATSUFontID id) const; + + ATSUFontID fontID; + uint kerning : 1; + + mutable ATSUTextLayout textLayout; + mutable ATSUStyle style; + CGAffineTransform transform; +}; +#endif //!QT_MAC_USE_COCOA + +#endif // QFONTENGINE_MAC_P_H diff --git a/src/gui/text/qfontengine_p.h b/src/gui/text/qfontengine_p.h index ea2d925f5a..bbb242bda9 100644 --- a/src/gui/text/qfontengine_p.h +++ b/src/gui/text/qfontengine_p.h @@ -120,6 +120,14 @@ public: TestFontEngine = 0x1000 }; + enum GlyphFormat { + Format_None, + Format_Render = Format_None, + Format_Mono, + Format_A8, + Format_A32 + }; + QFontEngine(); virtual ~QFontEngine(); @@ -155,6 +163,7 @@ public: SynthesizedStretch = 0x4 }; virtual int synthesized() const { return 0; } + virtual bool supportsSubPixelPositions() const { return false; } virtual QFixed emSquareSize() const { return ascent(); } @@ -168,11 +177,15 @@ public: virtual void recalcAdvances(QGlyphLayout *, QTextEngine::ShaperFlags) const {} virtual void doKerning(QGlyphLayout *, QTextEngine::ShaperFlags) const; -#if !defined(Q_WS_X11) && !defined(Q_WS_WIN) && !defined(Q_WS_MAC) && !defined(Q_OS_SYMBIAN) +#if !defined(Q_WS_X11) && !defined(Q_WS_WIN) && !defined(Q_WS_MAC) && !defined(Q_OS_SYMBIAN) && !defined(Q_WS_QPA) virtual void draw(QPaintEngine *p, qreal x, qreal y, const QTextItemInt &si) = 0; #endif virtual void addGlyphsToPath(glyph_t *glyphs, QFixedPoint *positions, int nglyphs, QPainterPath *path, QTextItem::RenderFlags flags); + + /* Creates a QFont object to represent this particular QFontEngine */ + virtual QFont createExplicitFont() const; + void getGlyphPositions(const QGlyphLayout &glyphs, const QTransform &matrix, QTextItem::RenderFlags flags, QVarLengthArray<glyph_t> &glyphs_out, QVarLengthArray<QFixedPoint> &positions); @@ -183,8 +196,15 @@ public: * Returns an image indexed_8 with index values ranging from 0=fully transparent to 255=opaque */ virtual QImage alphaMapForGlyph(glyph_t); + virtual QImage alphaMapForGlyph(glyph_t glyph, QFixed subPixelPosition); virtual QImage alphaMapForGlyph(glyph_t, const QTransform &t); - virtual QImage alphaRGBMapForGlyph(glyph_t, int margin, const QTransform &t); + virtual QImage alphaMapForGlyph(glyph_t, QFixed subPixelPosition, const QTransform &t); + virtual QImage alphaRGBMapForGlyph(glyph_t, QFixed subPixelPosition, int margin, const QTransform &t); + + virtual glyph_metrics_t alphaMapBoundingBox(glyph_t glyph, const QTransform &matrix, GlyphFormat /*format*/) + { + return boundingBox(glyph, matrix); + } virtual void removeGlyphFromCache(glyph_t); @@ -237,7 +257,7 @@ public: bool symbol; mutable HB_FontRec hbFont; mutable HB_Face hbFace; -#if defined(Q_WS_WIN) || defined(Q_WS_X11) || defined(Q_WS_QWS) || defined(Q_OS_SYMBIAN) +#if defined(Q_WS_WIN) || defined(Q_WS_X11) || defined(Q_WS_QWS) || defined(Q_WS_QPA) || defined(Q_OS_SYMBIAN) struct KernPair { uint left_right; QFixed adjust; @@ -254,13 +274,14 @@ public: int glyphFormat; protected: + QFont createExplicitFontWithName(const QString &familyName) const; static const QVector<QRgb> &grayPalette(); QFixed lastRightBearing(const QGlyphLayout &glyphs, bool round = false); private: struct GlyphCacheEntry { void *context; - QFontEngineGlyphCache *cache; + QExplicitlySharedDataPointer<QFontEngineGlyphCache> cache; bool operator==(const GlyphCacheEntry &other) { return context == other.context && cache == other.cache; } }; @@ -412,214 +433,6 @@ protected: QVector<QFontEngine *> engines; }; -#if defined(Q_WS_MAC) - -struct QCharAttributes; -class QFontEngineMacMulti; -# if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_5 -class QCoreTextFontEngineMulti; -class QCoreTextFontEngine : public QFontEngine -{ -public: - QCoreTextFontEngine(CTFontRef font, const QFontDef &def, - QCoreTextFontEngineMulti *multiEngine = 0); - ~QCoreTextFontEngine(); - virtual bool stringToCMap(const QChar *str, int len, QGlyphLayout *glyphs, int *nglyphs, QTextEngine::ShaperFlags flags) const; - virtual void recalcAdvances(int , QGlyphLayout *, QTextEngine::ShaperFlags) const; - - virtual glyph_metrics_t boundingBox(const QGlyphLayout &glyphs); - virtual glyph_metrics_t boundingBox(glyph_t glyph); - - virtual QFixed ascent() const; - virtual QFixed descent() const; - virtual QFixed leading() const; - virtual QFixed xHeight() const; - virtual qreal maxCharWidth() const; - virtual QFixed averageCharWidth() const; - - virtual void addGlyphsToPath(glyph_t *glyphs, QFixedPoint *positions, int numGlyphs, - QPainterPath *path, QTextItem::RenderFlags); - - virtual const char *name() const { return "QCoreTextFontEngine"; } - - virtual bool canRender(const QChar *string, int len); - - virtual int synthesized() const { return synthesisFlags; } - - virtual Type type() const { return QFontEngine::Mac; } - - void draw(CGContextRef ctx, qreal x, qreal y, const QTextItemInt &ti, int paintDeviceHeight); - - virtual FaceId faceId() const; - virtual bool getSfntTableData(uint /*tag*/, uchar * /*buffer*/, uint * /*length*/) const; - virtual void getUnscaledGlyph(glyph_t glyph, QPainterPath *path, glyph_metrics_t *metrics); - virtual QImage alphaMapForGlyph(glyph_t); - virtual QImage alphaRGBMapForGlyph(glyph_t, int margin, const QTransform &t); - virtual qreal minRightBearing() const; - virtual qreal minLeftBearing() const; - - -private: - QImage imageForGlyph(glyph_t glyph, int margin, bool colorful); - CTFontRef ctfont; - CGFontRef cgFont; - QCoreTextFontEngineMulti *parentEngine; - int synthesisFlags; - CGAffineTransform transform; - friend class QCoreTextFontEngineMulti; -}; - -class QCoreTextFontEngineMulti : public QFontEngineMulti -{ -public: - QCoreTextFontEngineMulti(const ATSFontFamilyRef &atsFamily, const ATSFontRef &atsFontRef, - const QFontDef &fontDef, bool kerning); - ~QCoreTextFontEngineMulti(); - - virtual bool stringToCMap(const QChar *str, int len, QGlyphLayout *glyphs, int *nglyphs, - QTextEngine::ShaperFlags flags) const; - bool stringToCMap(const QChar *str, int len, QGlyphLayout *glyphs, int *nglyphs, - QTextEngine::ShaperFlags flags, - unsigned short *logClusters, const HB_CharAttributes *charAttributes) const; - - - virtual void recalcAdvances(int , QGlyphLayout *, QTextEngine::ShaperFlags) const; - virtual void doKerning(int , QGlyphLayout *, QTextEngine::ShaperFlags) const; - - virtual const char *name() const { return "CoreText"; } -protected: - virtual void loadEngine(int at); - -private: - inline const QCoreTextFontEngine *engineAt(int i) const - { return static_cast<const QCoreTextFontEngine *>(engines.at(i)); } - - uint fontIndexForFont(CTFontRef id) const; - CTFontRef ctfont; - mutable QCFType<CFMutableDictionaryRef> attributeDict; - CGAffineTransform transform; - friend class QFontDialogPrivate; -}; -# endif //MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_5 - -#ifndef QT_MAC_USE_COCOA -class QFontEngineMac : public QFontEngine -{ - friend class QFontEngineMacMulti; -public: - QFontEngineMac(ATSUStyle baseStyle, ATSUFontID fontID, const QFontDef &def, QFontEngineMacMulti *multiEngine = 0); - virtual ~QFontEngineMac(); - - virtual bool stringToCMap(const QChar *str, int len, QGlyphLayout *glyphs, int *numGlyphs, QTextEngine::ShaperFlags flags) const; - virtual void recalcAdvances(QGlyphLayout *, QTextEngine::ShaperFlags) const; - - virtual glyph_metrics_t boundingBox(const QGlyphLayout &glyphs); - virtual glyph_metrics_t boundingBox(glyph_t glyph); - - virtual QFixed ascent() const; - virtual QFixed descent() const; - virtual QFixed leading() const; - virtual QFixed xHeight() const; - virtual qreal maxCharWidth() const; - virtual QFixed averageCharWidth() const; - - virtual void addGlyphsToPath(glyph_t *glyphs, QFixedPoint *positions, int numGlyphs, - QPainterPath *path, QTextItem::RenderFlags); - - virtual const char *name() const { return "QFontEngineMac"; } - - virtual bool canRender(const QChar *string, int len); - - virtual int synthesized() const { return synthesisFlags; } - - virtual Type type() const { return QFontEngine::Mac; } - - void draw(CGContextRef ctx, qreal x, qreal y, const QTextItemInt &ti, int paintDeviceHeight); - - virtual FaceId faceId() const; - virtual QByteArray getSfntTable(uint tag) const; - virtual Properties properties() const; - virtual void getUnscaledGlyph(glyph_t glyph, QPainterPath *path, glyph_metrics_t *metrics); - virtual QImage alphaMapForGlyph(glyph_t); - virtual QImage alphaRGBMapForGlyph(glyph_t, int margin, const QTransform &t); - -private: - QImage imageForGlyph(glyph_t glyph, int margin, bool colorful); - - ATSUFontID fontID; - QCFType<CGFontRef> cgFont; - ATSUStyle style; - int synthesisFlags; - mutable QGlyphLayout kashidaGlyph; - QFontEngineMacMulti *multiEngine; - mutable const unsigned char *cmap; - mutable bool symbolCMap; - mutable QByteArray cmapTable; - CGAffineTransform transform; - QFixed m_ascent; - QFixed m_descent; - QFixed m_leading; - qreal m_maxCharWidth; - QFixed m_xHeight; - QFixed m_averageCharWidth; -}; - -class QFontEngineMacMulti : public QFontEngineMulti -{ - friend class QFontEngineMac; -public: - // internal - struct ShaperItem - { - inline ShaperItem() : string(0), from(0), length(0), - log_clusters(0), charAttributes(0) {} - - const QChar *string; - int from; - int length; - QGlyphLayout glyphs; - unsigned short *log_clusters; - const HB_CharAttributes *charAttributes; - QTextEngine::ShaperFlags flags; - }; - - QFontEngineMacMulti(const ATSFontFamilyRef &atsFamily, const ATSFontRef &atsFontRef, const QFontDef &fontDef, bool kerning); - virtual ~QFontEngineMacMulti(); - - virtual bool stringToCMap(const QChar *str, int len, QGlyphLayout *glyphs, int *nglyphs, QTextEngine::ShaperFlags flags) const; - bool stringToCMap(const QChar *str, int len, QGlyphLayout *glyphs, int *nglyphs, QTextEngine::ShaperFlags flags, - unsigned short *logClusters, const HB_CharAttributes *charAttributes) const; - - virtual void recalcAdvances(QGlyphLayout *, QTextEngine::ShaperFlags) const; - virtual void doKerning(QGlyphLayout *, QTextEngine::ShaperFlags) const; - - virtual const char *name() const { return "ATSUI"; } - - virtual bool canRender(const QChar *string, int len); - - inline ATSUFontID macFontID() const { return fontID; } - -protected: - virtual void loadEngine(int at); - -private: - inline const QFontEngineMac *engineAt(int i) const - { return static_cast<const QFontEngineMac *>(engines.at(i)); } - - bool stringToCMapInternal(const QChar *str, int len, QGlyphLayout *glyphs, int *nglyphs, QTextEngine::ShaperFlags flags, ShaperItem *item) const; - - int fontIndexForFontID(ATSUFontID id) const; - - ATSUFontID fontID; - uint kerning : 1; - - mutable ATSUTextLayout textLayout; - mutable ATSUStyle style; - CGAffineTransform transform; -}; -#endif //!QT_MAC_USE_COCOA -#endif - class QTestFontEngine : public QFontEngineBox { public: diff --git a/src/gui/text/qfontengine_qpa.cpp b/src/gui/text/qfontengine_qpa.cpp new file mode 100644 index 0000000000..cccbc92fc4 --- /dev/null +++ b/src/gui/text/qfontengine_qpa.cpp @@ -0,0 +1,691 @@ +/**************************************************************************** +** +** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the QtGui module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the Technology Preview License Agreement accompanying +** this package. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain additional +** rights. These rights are described in the Nokia Qt LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** If you have questions regarding the use of this file, please contact +** Nokia at qt-info@nokia.com. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "qfontengine_qpa_p.h" + +#include <QtCore/QFile> +#include <QtCore/QFileInfo> +#include <QtCore/QDir> +#include <QtCore/QBuffer> + +#include <QtGui/private/qapplication_p.h> +#include <QtGui/QPlatformFontDatabase> +#include <QtGui/private/qpaintengine_raster_p.h> + +QT_BEGIN_NAMESPACE + +//#define DEBUG_HEADER +//#define DEBUG_FONTENGINE + +static QFontEngineQPA::TagType tagTypes[QFontEngineQPA::NumTags] = { + QFontEngineQPA::StringType, // FontName + QFontEngineQPA::StringType, // FileName + QFontEngineQPA::UInt32Type, // FileIndex + QFontEngineQPA::UInt32Type, // FontRevision + QFontEngineQPA::StringType, // FreeText + QFontEngineQPA::FixedType, // Ascent + QFontEngineQPA::FixedType, // Descent + QFontEngineQPA::FixedType, // Leading + QFontEngineQPA::FixedType, // XHeight + QFontEngineQPA::FixedType, // AverageCharWidth + QFontEngineQPA::FixedType, // MaxCharWidth + QFontEngineQPA::FixedType, // LineThickness + QFontEngineQPA::FixedType, // MinLeftBearing + QFontEngineQPA::FixedType, // MinRightBearing + QFontEngineQPA::FixedType, // UnderlinePosition + QFontEngineQPA::UInt8Type, // GlyphFormat + QFontEngineQPA::UInt8Type, // PixelSize + QFontEngineQPA::UInt8Type, // Weight + QFontEngineQPA::UInt8Type, // Style + QFontEngineQPA::StringType, // EndOfHeader + QFontEngineQPA::BitFieldType// WritingSystems +}; + + +#if defined(DEBUG_HEADER) +# define DEBUG_VERIFY qDebug +#else +# define DEBUG_VERIFY if (0) qDebug +#endif + +#define READ_VERIFY(type, variable) \ + if (tagPtr + sizeof(type) > endPtr) { \ + DEBUG_VERIFY() << "read verify failed in line" << __LINE__; \ + return 0; \ + } \ + variable = qFromBigEndian<type>(tagPtr); \ + DEBUG_VERIFY() << "read value" << variable << "of type " #type; \ + tagPtr += sizeof(type) + +template <typename T> +T readValue(const uchar *&data) +{ + T value = qFromBigEndian<T>(data); + data += sizeof(T); + return value; +} + +#define VERIFY(condition) \ + if (!(condition)) { \ + DEBUG_VERIFY() << "condition " #condition " failed in line" << __LINE__; \ + return 0; \ + } + +#define VERIFY_TAG(condition) \ + if (!(condition)) { \ + DEBUG_VERIFY() << "verifying tag condition " #condition " failed in line" << __LINE__ << "with tag" << tag; \ + return 0; \ + } + +static inline const uchar *verifyTag(const uchar *tagPtr, const uchar *endPtr) +{ + quint16 tag, length; + READ_VERIFY(quint16, tag); + READ_VERIFY(quint16, length); + if (tag == QFontEngineQPA::Tag_EndOfHeader) + return endPtr; + if (tag < QFontEngineQPA::NumTags) { + switch (tagTypes[tag]) { + case QFontEngineQPA::BitFieldType: + case QFontEngineQPA::StringType: + // can't do anything... + break; + case QFontEngineQPA::UInt32Type: + VERIFY_TAG(length == sizeof(quint32)); + break; + case QFontEngineQPA::FixedType: + VERIFY_TAG(length == sizeof(quint32)); + break; + case QFontEngineQPA::UInt8Type: + VERIFY_TAG(length == sizeof(quint8)); + break; + } +#if defined(DEBUG_HEADER) + if (length == 1) + qDebug() << "tag data" << hex << *tagPtr; + else if (length == 4) + qDebug() << "tag data" << hex << tagPtr[0] << tagPtr[1] << tagPtr[2] << tagPtr[3]; +#endif + } + return tagPtr + length; +} + +const QFontEngineQPA::Glyph *QFontEngineQPA::findGlyph(glyph_t g) const +{ + if (!g || g >= glyphMapEntries) + return 0; + const quint32 *gmapPtr = reinterpret_cast<const quint32 *>(fontData + glyphMapOffset); + quint32 glyphPos = qFromBigEndian<quint32>(gmapPtr[g]); + if (glyphPos > glyphDataSize) { + if (glyphPos == 0xffffffff) + return 0; +#if defined(DEBUG_FONTENGINE) + qDebug() << "glyph" << g << "outside of glyphData, remapping font file"; +#endif + if (glyphPos > glyphDataSize) + return 0; + } + return reinterpret_cast<const Glyph *>(fontData + glyphDataOffset + glyphPos); +} + +bool QFontEngineQPA::verifyHeader(const uchar *data, int size) +{ + VERIFY(size >= int(sizeof(Header))); + const Header *header = reinterpret_cast<const Header *>(data); + if (header->magic[0] != 'Q' + || header->magic[1] != 'P' + || header->magic[2] != 'F' + || header->magic[3] != '2') + return false; + + VERIFY(header->majorVersion <= CurrentMajorVersion); + const quint16 dataSize = qFromBigEndian<quint16>(header->dataSize); + VERIFY(size >= int(sizeof(Header)) + dataSize); + + const uchar *tagPtr = data + sizeof(Header); + const uchar *tagEndPtr = tagPtr + dataSize; + while (tagPtr < tagEndPtr - 3) { + tagPtr = verifyTag(tagPtr, tagEndPtr); + VERIFY(tagPtr); + } + + VERIFY(tagPtr <= tagEndPtr); + return true; +} + +QVariant QFontEngineQPA::extractHeaderField(const uchar *data, HeaderTag requestedTag) +{ + const Header *header = reinterpret_cast<const Header *>(data); + const uchar *tagPtr = data + sizeof(Header); + const uchar *endPtr = tagPtr + qFromBigEndian<quint16>(header->dataSize); + while (tagPtr < endPtr - 3) { + quint16 tag = readValue<quint16>(tagPtr); + quint16 length = readValue<quint16>(tagPtr); + if (tag == requestedTag) { + switch (tagTypes[requestedTag]) { + case StringType: + return QVariant(QString::fromUtf8(reinterpret_cast<const char *>(tagPtr), length)); + case UInt32Type: + return QVariant(readValue<quint32>(tagPtr)); + case UInt8Type: + return QVariant(uint(*tagPtr)); + case FixedType: + return QVariant(QFixed::fromFixed(readValue<quint32>(tagPtr)).toReal()); + case BitFieldType: + return QVariant(QByteArray(reinterpret_cast<const char *>(tagPtr), length)); + } + return QVariant(); + } else if (tag == Tag_EndOfHeader) { + break; + } + tagPtr += length; + } + + return QVariant(); +} + + + +static inline unsigned int getChar(const QChar *str, int &i, const int len) +{ + unsigned int uc = str[i].unicode(); + if (uc >= 0xd800 && uc < 0xdc00 && i < len-1) { + uint low = str[i+1].unicode(); + if (low >= 0xdc00 && low < 0xe000) { + uc = (uc - 0xd800)*0x400 + (low - 0xdc00) + 0x10000; + ++i; + } + } + return uc; +} + +QFontEngineQPA::QFontEngineQPA(const QFontDef &def, const QByteArray &data) + : fontData(reinterpret_cast<const uchar *>(data.constData())), dataSize(data.size()) +{ + fontDef = def; + cache_cost = 100; + externalCMap = 0; + cmapOffset = 0; + cmapSize = 0; + glyphMapOffset = 0; + glyphMapEntries = 0; + glyphDataOffset = 0; + glyphDataSize = 0; + kerning_pairs_loaded = false; + readOnly = true; + +#if defined(DEBUG_FONTENGINE) + qDebug() << "QFontEngineQPA::QFontEngineQPA( fd =" << fd << ", renderingFontEngine =" << renderingFontEngine << ')'; +#endif + + if (!verifyHeader(fontData, dataSize)) { +#if defined(DEBUG_FONTENGINE) + qDebug() << "verifyHeader failed!"; +#endif + return; + } + + const Header *header = reinterpret_cast<const Header *>(fontData); + + readOnly = (header->lock == 0xffffffff); + + const uchar *imgData = fontData + sizeof(Header) + qFromBigEndian<quint16>(header->dataSize); + const uchar *endPtr = fontData + dataSize; + while (imgData <= endPtr - 8) { + quint16 blockTag = readValue<quint16>(imgData); + imgData += 2; // skip padding + quint32 blockSize = readValue<quint32>(imgData); + + if (blockTag == CMapBlock) { + cmapOffset = imgData - fontData; + cmapSize = blockSize; + } else if (blockTag == GMapBlock) { + glyphMapOffset = imgData - fontData; + glyphMapEntries = blockSize / 4; + } else if (blockTag == GlyphBlock) { + glyphDataOffset = imgData - fontData; + glyphDataSize = blockSize; + } + + imgData += blockSize; + } + + face_id.filename = QFile::encodeName(extractHeaderField(fontData, Tag_FileName).toString()); + face_id.index = extractHeaderField(fontData, Tag_FileIndex).toInt(); + + // get the real cmap + if (cmapOffset) { + int tableSize = cmapSize; + const uchar *cmapPtr = getCMap(fontData + cmapOffset, tableSize, &symbol, &cmapSize); + if (cmapPtr) + cmapOffset = cmapPtr - fontData; + else + cmapOffset = 0; + } else if (externalCMap) { + int tableSize = cmapSize; + externalCMap = getCMap(externalCMap, tableSize, &symbol, &cmapSize); + } + + // verify all the positions in the glyphMap + if (glyphMapOffset) { + const quint32 *gmapPtr = reinterpret_cast<const quint32 *>(fontData + glyphMapOffset); + for (uint i = 0; i < glyphMapEntries; ++i) { + quint32 glyphDataPos = qFromBigEndian<quint32>(gmapPtr[i]); + if (glyphDataPos == 0xffffffff) + continue; + if (glyphDataPos >= glyphDataSize) { + // error + glyphMapOffset = 0; + glyphMapEntries = 0; + break; + } + } + } + +#if defined(DEBUG_FONTENGINE) + if (!isValid()) + qDebug() << "fontData" << fontData << "dataSize" << dataSize + << "externalCMap" << externalCMap << "cmapOffset" << cmapOffset + << "glyphMapOffset" << glyphMapOffset << "glyphDataOffset" << glyphDataOffset + << "fd" << fd << "glyphDataSize" << glyphDataSize; +#endif +} + +QFontEngineQPA::~QFontEngineQPA() +{ +} + +bool QFontEngineQPA::getSfntTableData(uint tag, uchar *buffer, uint *length) const +{ + Q_UNUSED(tag); + Q_UNUSED(buffer); + *length = 0; + return false; +} + +bool QFontEngineQPA::stringToCMap(const QChar *str, int len, QGlyphLayout *glyphs, int *nglyphs, QTextEngine::ShaperFlags flags) const +{ + if (*nglyphs < len) { + *nglyphs = len; + return false; + } + +#if defined(DEBUG_FONTENGINE) + QSet<QChar> seenGlyphs; +#endif + + const uchar *cmap = externalCMap ? externalCMap : (fontData + cmapOffset); + + bool mirrored = flags & QTextEngine::RightToLeft; + int glyph_pos = 0; + if (symbol) { + for (int i = 0; i < len; ++i) { + unsigned int uc = getChar(str, i, len); + if (mirrored) + uc = QChar::mirroredChar(uc); + glyphs->glyphs[glyph_pos] = getTrueTypeGlyphIndex(cmap, uc); + if(!glyphs->glyphs[glyph_pos] && uc < 0x100) + glyphs->glyphs[glyph_pos] = getTrueTypeGlyphIndex(cmap, uc + 0xf000); + ++glyph_pos; + } + } else { + for (int i = 0; i < len; ++i) { + unsigned int uc = getChar(str, i, len); + if (mirrored) + uc = QChar::mirroredChar(uc); + glyphs->glyphs[glyph_pos] = getTrueTypeGlyphIndex(cmap, uc); +#if 0 && defined(DEBUG_FONTENGINE) + QChar c(uc); + if (!findGlyph(glyphs[glyph_pos].glyph) && !seenGlyphs.contains(c)) + qDebug() << "glyph for character" << c << '/' << hex << uc << "is" << dec << glyphs[glyph_pos].glyph; + + seenGlyphs.insert(c); +#endif + ++glyph_pos; + } + } + + *nglyphs = glyph_pos; + glyphs->numGlyphs = glyph_pos; + recalcAdvances(glyphs, flags); + return true; +} + +void QFontEngineQPA::recalcAdvances(QGlyphLayout *glyphs, QTextEngine::ShaperFlags) const +{ + for (int i = 0; i < glyphs->numGlyphs; ++i) { + const Glyph *g = findGlyph(glyphs->glyphs[i]); + if (!g) { + glyphs->glyphs[i] = 0; + continue; + } + glyphs->advances_x[i] = g->advance; + glyphs->advances_y[i] = 0; + } +} + +QImage QFontEngineQPA::alphaMapForGlyph(glyph_t g) +{ + const Glyph *glyph = findGlyph(g); + if (!glyph) + return QImage(); + + const uchar *bits = ((const uchar *) glyph) + sizeof(Glyph); + + QImage image(bits,glyph->width, glyph->height, glyph->bytesPerLine, QImage::Format_Indexed8); + + return image; +} + +void QFontEngineQPA::addOutlineToPath(qreal x, qreal y, const QGlyphLayout &glyphs, QPainterPath *path, QTextItem::RenderFlags flags) +{ + addBitmapFontToPath(x, y, glyphs, path, flags); +} + +glyph_metrics_t QFontEngineQPA::boundingBox(const QGlyphLayout &glyphs) +{ + glyph_metrics_t overall; + // initialize with line height, we get the same behaviour on all platforms + overall.y = -ascent(); + overall.height = ascent() + descent() + 1; + + QFixed ymax = 0; + QFixed xmax = 0; + for (int i = 0; i < glyphs.numGlyphs; i++) { + const Glyph *g = findGlyph(glyphs.glyphs[i]); + if (!g) + continue; + + QFixed x = overall.xoff + glyphs.offsets[i].x + g->x; + QFixed y = overall.yoff + glyphs.offsets[i].y + g->y; + overall.x = qMin(overall.x, x); + overall.y = qMin(overall.y, y); + xmax = qMax(xmax, x + g->width); + ymax = qMax(ymax, y + g->height); + overall.xoff += g->advance; + } + overall.height = qMax(overall.height, ymax - overall.y); + overall.width = xmax - overall.x; + + return overall; +} + +glyph_metrics_t QFontEngineQPA::boundingBox(glyph_t glyph) +{ + glyph_metrics_t overall; + const Glyph *g = findGlyph(glyph); + if (!g) + return overall; + overall.x = g->x; + overall.y = g->y; + overall.width = g->width; + overall.height = g->height; + overall.xoff = g->advance; + return overall; +} + +QFixed QFontEngineQPA::ascent() const +{ + return QFixed::fromReal(extractHeaderField(fontData, Tag_Ascent).value<qreal>()); +} + +QFixed QFontEngineQPA::descent() const +{ + return QFixed::fromReal(extractHeaderField(fontData, Tag_Descent).value<qreal>()); +} + +QFixed QFontEngineQPA::leading() const +{ + return QFixed::fromReal(extractHeaderField(fontData, Tag_Leading).value<qreal>()); +} + +qreal QFontEngineQPA::maxCharWidth() const +{ + return extractHeaderField(fontData, Tag_MaxCharWidth).value<qreal>(); +} + +qreal QFontEngineQPA::minLeftBearing() const +{ + return extractHeaderField(fontData, Tag_MinLeftBearing).value<qreal>(); +} + +qreal QFontEngineQPA::minRightBearing() const +{ + return extractHeaderField(fontData, Tag_MinRightBearing).value<qreal>(); +} + +QFixed QFontEngineQPA::underlinePosition() const +{ + return QFixed::fromReal(extractHeaderField(fontData, Tag_UnderlinePosition).value<qreal>()); +} + +QFixed QFontEngineQPA::lineThickness() const +{ + return QFixed::fromReal(extractHeaderField(fontData, Tag_LineThickness).value<qreal>()); +} + +QFontEngine::Type QFontEngineQPA::type() const +{ + return QFontEngine::QPF2; +} + +bool QFontEngineQPA::canRender(const QChar *string, int len) +{ + const uchar *cmap = externalCMap ? externalCMap : (fontData + cmapOffset); + + if (symbol) { + for (int i = 0; i < len; ++i) { + unsigned int uc = getChar(string, i, len); + glyph_t g = getTrueTypeGlyphIndex(cmap, uc); + if(!g && uc < 0x100) + g = getTrueTypeGlyphIndex(cmap, uc + 0xf000); + if (!g) + return false; + } + } else { + for (int i = 0; i < len; ++i) { + unsigned int uc = getChar(string, i, len); + if (!getTrueTypeGlyphIndex(cmap, uc)) + return false; + } + } + return true; +} + +bool QFontEngineQPA::isValid() const +{ + return fontData && dataSize && (cmapOffset || externalCMap) + && glyphMapOffset && glyphDataOffset && glyphDataSize > 0; +} + +void QPAGenerator::generate() +{ + writeHeader(); + writeGMap(); + writeBlock(QFontEngineQPA::GlyphBlock, QByteArray()); + + dev->seek(4); // position of header.lock + writeUInt32(0); +} + +void QPAGenerator::writeHeader() +{ + QFontEngineQPA::Header header; + + header.magic[0] = 'Q'; + header.magic[1] = 'P'; + header.magic[2] = 'F'; + header.magic[3] = '2'; + header.lock = 1; + header.majorVersion = QFontEngineQPA::CurrentMajorVersion; + header.minorVersion = QFontEngineQPA::CurrentMinorVersion; + header.dataSize = 0; + dev->write((const char *)&header, sizeof(header)); + + writeTaggedString(QFontEngineQPA::Tag_FontName, fe->fontDef.family.toUtf8()); + + QFontEngine::FaceId face = fe->faceId(); + writeTaggedString(QFontEngineQPA::Tag_FileName, face.filename); + writeTaggedUInt32(QFontEngineQPA::Tag_FileIndex, face.index); + + { + uchar data[4]; + uint len = 4; + bool ok = fe->getSfntTableData(MAKE_TAG('h', 'e', 'a', 'd'), data, &len); + if (ok) { + const quint32 revision = qFromBigEndian<quint32>(data); + writeTaggedUInt32(QFontEngineQPA::Tag_FontRevision, revision); + } + } + + writeTaggedQFixed(QFontEngineQPA::Tag_Ascent, fe->ascent()); + writeTaggedQFixed(QFontEngineQPA::Tag_Descent, fe->descent()); + writeTaggedQFixed(QFontEngineQPA::Tag_Leading, fe->leading()); + writeTaggedQFixed(QFontEngineQPA::Tag_XHeight, fe->xHeight()); + writeTaggedQFixed(QFontEngineQPA::Tag_AverageCharWidth, fe->averageCharWidth()); + writeTaggedQFixed(QFontEngineQPA::Tag_MaxCharWidth, QFixed::fromReal(fe->maxCharWidth())); + writeTaggedQFixed(QFontEngineQPA::Tag_LineThickness, fe->lineThickness()); + writeTaggedQFixed(QFontEngineQPA::Tag_MinLeftBearing, QFixed::fromReal(fe->minLeftBearing())); + writeTaggedQFixed(QFontEngineQPA::Tag_MinRightBearing, QFixed::fromReal(fe->minRightBearing())); + writeTaggedQFixed(QFontEngineQPA::Tag_UnderlinePosition, fe->underlinePosition()); + writeTaggedUInt8(QFontEngineQPA::Tag_PixelSize, fe->fontDef.pixelSize); + writeTaggedUInt8(QFontEngineQPA::Tag_Weight, fe->fontDef.weight); + writeTaggedUInt8(QFontEngineQPA::Tag_Style, fe->fontDef.style); + + writeTaggedUInt8(QFontEngineQPA::Tag_GlyphFormat, QFontEngineQPA::AlphamapGlyphs); + + writeTaggedString(QFontEngineQPA::Tag_EndOfHeader, QByteArray()); + align4(); + + const quint64 size = dev->pos(); + header.dataSize = qToBigEndian<quint16>(size - sizeof(header)); + dev->seek(0); + dev->write((const char *)&header, sizeof(header)); + dev->seek(size); +} + +void QPAGenerator::writeGMap() +{ + const quint16 glyphCount = fe->glyphCount(); + + writeUInt16(QFontEngineQPA::GMapBlock); + writeUInt16(0); // padding + writeUInt32(glyphCount * 4); + + QByteArray &buffer = dev->buffer(); + const int numBytes = glyphCount * sizeof(quint32); + qint64 pos = buffer.size(); + buffer.resize(pos + numBytes); + qMemSet(buffer.data() + pos, 0xff, numBytes); + dev->seek(pos + numBytes); +} + +void QPAGenerator::writeBlock(QFontEngineQPA::BlockTag tag, const QByteArray &data) +{ + writeUInt16(tag); + writeUInt16(0); // padding + const int padSize = ((data.size() + 3) / 4) * 4 - data.size(); + writeUInt32(data.size() + padSize); + dev->write(data); + for (int i = 0; i < padSize; ++i) + writeUInt8(0); +} + +void QPAGenerator::writeTaggedString(QFontEngineQPA::HeaderTag tag, const QByteArray &string) +{ + writeUInt16(tag); + writeUInt16(string.length()); + dev->write(string); +} + +void QPAGenerator::writeTaggedUInt32(QFontEngineQPA::HeaderTag tag, quint32 value) +{ + writeUInt16(tag); + writeUInt16(sizeof(value)); + writeUInt32(value); +} + +void QPAGenerator::writeTaggedUInt8(QFontEngineQPA::HeaderTag tag, quint8 value) +{ + writeUInt16(tag); + writeUInt16(sizeof(value)); + writeUInt8(value); +} + +void QPAGenerator::writeTaggedQFixed(QFontEngineQPA::HeaderTag tag, QFixed value) +{ + writeUInt16(tag); + writeUInt16(sizeof(quint32)); + writeUInt32(value.value()); +} + + +/* + Creates a new multi QPA engine. + + This function takes ownership of the QFontEngine, increasing it's refcount. +*/ +QFontEngineMultiQPA::QFontEngineMultiQPA(QFontEngine *fe, int _script, const QStringList &fallbacks) + : QFontEngineMulti(fallbacks.size() + 1), + fallbackFamilies(fallbacks), script(_script) +{ + engines[0] = fe; + fe->ref.ref(); + fontDef = engines[0]->fontDef; +} + +void QFontEngineMultiQPA::loadEngine(int at) +{ + Q_ASSERT(at < engines.size()); + Q_ASSERT(engines.at(at) == 0); + + QFontDef request = fontDef; + request.styleStrategy |= QFont::NoFontMerging; + request.family = fallbackFamilies.at(at-1); + engines[at] = QFontDatabase::findFont(script, + /*fontprivate*/0, + request); + Q_ASSERT(engines[at]); + engines[at]->ref.ref(); + engines[at]->fontDef = request; +} + +QT_END_NAMESPACE diff --git a/src/gui/text/qfontengine_qpa_p.h b/src/gui/text/qfontengine_qpa_p.h new file mode 100644 index 0000000000..467fca617e --- /dev/null +++ b/src/gui/text/qfontengine_qpa_p.h @@ -0,0 +1,262 @@ +/**************************************************************************** +** +** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the QtGui module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the Technology Preview License Agreement accompanying +** this package. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain additional +** rights. These rights are described in the Nokia Qt LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** If you have questions regarding the use of this file, please contact +** Nokia at qt-info@nokia.com. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QFONTENGINE_QPA_P_H +#define QFONTENGINE_QPA_P_H + +// +// W A R N I N G +// ------------- +// +// This file is not part of the Qt API. It exists purely as an +// implementation detail. This header file may change from version to +// version without notice, or even be removed. +// +// We mean it. +// +#include <QtCore/qconfig.h> +#include <QtCore/qglobal.h> +#include <QtCore/qendian.h> +#include <QtCore/QBuffer> + +#include "qfontengine_p.h" + +#include <QtCore/QFile> + +QT_BEGIN_HEADER + +QT_BEGIN_NAMESPACE + +class QFontEngine; +class QFreetypeFace; +class QBuffer; + +class Q_GUI_EXPORT QFontEngineQPA : public QFontEngine +{ +public: + // if you add new tags please make sure to update the tables in + // qpfutil.cpp and tools/makeqpf/qpf2.cpp + enum HeaderTag { + Tag_FontName, // 0 string + Tag_FileName, // 1 string + Tag_FileIndex, // 2 quint32 + Tag_FontRevision, // 3 quint32 + Tag_FreeText, // 4 string + Tag_Ascent, // 5 QFixed + Tag_Descent, // 6 QFixed + Tag_Leading, // 7 QFixed + Tag_XHeight, // 8 QFixed + Tag_AverageCharWidth, // 9 QFixed + Tag_MaxCharWidth, // 10 QFixed + Tag_LineThickness, // 11 QFixed + Tag_MinLeftBearing, // 12 QFixed + Tag_MinRightBearing, // 13 QFixed + Tag_UnderlinePosition, // 14 QFixed + Tag_GlyphFormat, // 15 quint8 + Tag_PixelSize, // 16 quint8 + Tag_Weight, // 17 quint8 + Tag_Style, // 18 quint8 + Tag_EndOfHeader, // 19 string + Tag_WritingSystems, // 20 bitfield + + NumTags + }; + + enum TagType { + StringType, + FixedType, + UInt8Type, + UInt32Type, + BitFieldType + }; + + struct Tag + { + quint16 tag; + quint16 size; + }; + + enum GlyphFormat { + BitmapGlyphs = 1, + AlphamapGlyphs = 8 + }; + + enum { + CurrentMajorVersion = 2, + CurrentMinorVersion = 0 + }; + + // The CMap is identical to the TrueType CMap table format + // The GMap table is a normal array with the total number of + // covered glyphs in the TrueType font + enum BlockTag { + CMapBlock, + GMapBlock, + GlyphBlock + }; + + struct Q_PACKED Header + { + char magic[4]; // 'QPF2' + quint32 lock; // values: 0 = unlocked, 0xffffffff = read-only, otherwise qws client id of locking process + quint8 majorVersion; + quint8 minorVersion; + quint16 dataSize; + }; + + struct Q_PACKED Block + { + quint16 tag; + quint16 pad; + quint32 dataSize; + }; + + struct Q_PACKED Glyph + { + quint8 width; + quint8 height; + quint8 bytesPerLine; + qint8 x; + qint8 y; + qint8 advance; + }; + + QFontEngineQPA(const QFontDef &def, const QByteArray &data); + ~QFontEngineQPA(); + + FaceId faceId() const { return face_id; } + bool getSfntTableData(uint tag, uchar *buffer, uint *length) const; + + bool stringToCMap(const QChar *str, int len, QGlyphLayout *glyphs, int *nglyphs, QTextEngine::ShaperFlags flags) const; + void recalcAdvances(QGlyphLayout *, QTextEngine::ShaperFlags) const; + + void addOutlineToPath(qreal x, qreal y, const QGlyphLayout &glyphs, QPainterPath *path, QTextItem::RenderFlags flags); + QImage alphaMapForGlyph(glyph_t t); + + glyph_metrics_t boundingBox(const QGlyphLayout &glyphs); + glyph_metrics_t boundingBox(glyph_t glyph); + + QFixed ascent() const; + QFixed descent() const; + QFixed leading() const; + qreal maxCharWidth() const; + qreal minLeftBearing() const; + qreal minRightBearing() const; + QFixed underlinePosition() const; + QFixed lineThickness() const; + + Type type() const; + + bool canRender(const QChar *string, int len); + inline const char *name() const { return "QPF2"; } + + virtual int glyphCount() const { return glyphMapEntries; } + + bool isValid() const; + + const Glyph *findGlyph(glyph_t g) const; + + static bool verifyHeader(const uchar *data, int size); + static QVariant extractHeaderField(const uchar *data, HeaderTag tag); + +private: + + const uchar *fontData; + int dataSize; + const uchar *externalCMap; + quint32 cmapOffset; + int cmapSize; + quint32 glyphMapOffset; + quint32 glyphMapEntries; + quint32 glyphDataOffset; + quint32 glyphDataSize; + QString internalFileName; + QString encodedFileName; + bool readOnly; + + FaceId face_id; + QByteArray freetypeCMapTable; + mutable bool kerning_pairs_loaded; +}; + +struct QPAGenerator +{ + QPAGenerator(QBuffer *device, QFontEngine *engine) + : dev(device), fe(engine) {} + + void generate(); + void writeHeader(); + void writeGMap(); + void writeBlock(QFontEngineQPA::BlockTag tag, const QByteArray &data); + + void writeTaggedString(QFontEngineQPA::HeaderTag tag, const QByteArray &string); + void writeTaggedUInt32(QFontEngineQPA::HeaderTag tag, quint32 value); + void writeTaggedUInt8(QFontEngineQPA::HeaderTag tag, quint8 value); + void writeTaggedQFixed(QFontEngineQPA::HeaderTag tag, QFixed value); + + void writeUInt16(quint16 value) { value = qToBigEndian(value); dev->write((const char *)&value, sizeof(value)); } + void writeUInt32(quint32 value) { value = qToBigEndian(value); dev->write((const char *)&value, sizeof(value)); } + void writeUInt8(quint8 value) { dev->write((const char *)&value, sizeof(value)); } + void writeInt8(qint8 value) { dev->write((const char *)&value, sizeof(value)); } + + void align4() { while (dev->pos() & 3) { dev->putChar('\0'); } } + + QBuffer *dev; + QFontEngine *fe; +}; + +class QFontEngineMultiQPA : public QFontEngineMulti +{ +public: + QFontEngineMultiQPA(QFontEngine *fe, int script, const QStringList &fallbacks); + + void loadEngine(int at); + +private: + QStringList fallbackFamilies; + int script; +}; + +QT_END_NAMESPACE + +QT_END_HEADER + +#endif // QFONTENGINE_QPA_P_H diff --git a/src/gui/text/qfontengine_s60.cpp b/src/gui/text/qfontengine_s60.cpp index b572cdd049..4317ee6a3c 100644 --- a/src/gui/text/qfontengine_s60.cpp +++ b/src/gui/text/qfontengine_s60.cpp @@ -108,7 +108,8 @@ QByteArray QSymbianTypeFaceExtras::getSfntTable(uint tag) const Q_ASSERT(m_trueTypeExtension->HasTrueTypeTable(tag)); TInt error = KErrNone; TInt tableByteLength = 0; - TAny *table = q_check_ptr(m_trueTypeExtension->GetTrueTypeTable(error, tag, &tableByteLength)); + TAny *table = m_trueTypeExtension->GetTrueTypeTable(error, tag, &tableByteLength); + Q_CHECK_PTR(table); const QByteArray result(static_cast<const char*>(table), tableByteLength); m_trueTypeExtension->ReleaseTrueTypeTable(table); return result; @@ -138,8 +139,8 @@ bool QSymbianTypeFaceExtras::getSfntTableData(uint tag, uchar *buffer, uint *len TInt error = KErrNone; TInt tableByteLength; - TAny *table = - q_check_ptr(m_trueTypeExtension->GetTrueTypeTable(error, tag, &tableByteLength)); + TAny *table = m_trueTypeExtension->GetTrueTypeTable(error, tag, &tableByteLength); + Q_CHECK_PTR(table); if (error != KErrNone) { return false; diff --git a/src/gui/text/qfontengine_win.cpp b/src/gui/text/qfontengine_win.cpp index 167e19af64..ecb0384724 100644 --- a/src/gui/text/qfontengine_win.cpp +++ b/src/gui/text/qfontengine_win.cpp @@ -1251,7 +1251,7 @@ QImage QFontEngineWin::alphaMapForGlyph(glyph_t glyph, const QTransform &xform) #define SPI_GETFONTSMOOTHINGCONTRAST 0x200C #define SPI_SETFONTSMOOTHINGCONTRAST 0x200D -QImage QFontEngineWin::alphaRGBMapForGlyph(glyph_t glyph, int margin, const QTransform &t) +QImage QFontEngineWin::alphaRGBMapForGlyph(glyph_t glyph, QFixed, int margin, const QTransform &t) { HFONT font = hfont; diff --git a/src/gui/text/qfontengine_win_p.h b/src/gui/text/qfontengine_win_p.h index f60a5c3956..22085e8f3d 100644 --- a/src/gui/text/qfontengine_win_p.h +++ b/src/gui/text/qfontengine_win_p.h @@ -104,7 +104,7 @@ public: virtual QImage alphaMapForGlyph(glyph_t t) { return alphaMapForGlyph(t, QTransform()); } virtual QImage alphaMapForGlyph(glyph_t, const QTransform &xform); - virtual QImage alphaRGBMapForGlyph(glyph_t t, int margin, const QTransform &xform); + virtual QImage alphaRGBMapForGlyph(glyph_t t, QFixed subPixelPosition, int margin, const QTransform &xform); #ifndef Q_CC_MINGW virtual void getGlyphBearings(glyph_t glyph, qreal *leftBearing = 0, qreal *rightBearing = 0); diff --git a/src/gui/text/qfontengine_x11.cpp b/src/gui/text/qfontengine_x11.cpp index 1b0fbf1f16..d5ec58407d 100644 --- a/src/gui/text/qfontengine_x11.cpp +++ b/src/gui/text/qfontengine_x11.cpp @@ -992,7 +992,7 @@ QFontEngineX11FT::QFontEngineX11FT(FcPattern *pattern, const QFontDef &fd, int s face_id.filename = file_name; face_id.index = face_index; - canUploadGlyphsToServer = qApp->thread() == QThread::currentThread(); + canUploadGlyphsToServer = QApplication::testAttribute(Qt::AA_X11InitThreads) || (qApp->thread() == QThread::currentThread()); subpixelType = Subpixel_None; if (antialias) { diff --git a/src/gui/text/qfontengineglyphcache_p.h b/src/gui/text/qfontengineglyphcache_p.h index f85f4b9842..8f8d93daf9 100644 --- a/src/gui/text/qfontengineglyphcache_p.h +++ b/src/gui/text/qfontengineglyphcache_p.h @@ -72,7 +72,7 @@ QT_BEGIN_NAMESPACE -class QFontEngineGlyphCache +class QFontEngineGlyphCache: public QSharedData { public: enum Type { diff --git a/src/gui/text/qfontmetrics.cpp b/src/gui/text/qfontmetrics.cpp index ca8500bdc3..5cd85fb3ac 100644 --- a/src/gui/text/qfontmetrics.cpp +++ b/src/gui/text/qfontmetrics.cpp @@ -443,6 +443,21 @@ bool QFontMetrics::inFont(QChar ch) const } /*! + Returns true if the character encoded in UCS-4/UTF-32 is a valid + character in the font; otherwise returns false. +*/ +bool QFontMetrics::inFontUcs4(uint ucs4) const +{ + const int script = QUnicodeTables::script(ucs4); + QFontEngine *engine = d->engineForScript(script); + Q_ASSERT(engine != 0); + if (engine->type() == QFontEngine::Box) + return false; + QString utf16 = QString::fromUcs4(&ucs4, 1); + return engine->canRender(utf16.data(), utf16.length()); +} + +/*! Returns the left bearing of character \a ch in the font. The left bearing is the right-ward distance of the left-most pixel @@ -1315,6 +1330,21 @@ bool QFontMetricsF::inFont(QChar ch) const } /*! + Returns true if the character encoded in UCS-4/UTF-32 is a valid + character in the font; otherwise returns false. +*/ +bool QFontMetricsF::inFontUcs4(uint ucs4) const +{ + const int script = QUnicodeTables::script(ucs4); + QFontEngine *engine = d->engineForScript(script); + Q_ASSERT(engine != 0); + if (engine->type() == QFontEngine::Box) + return false; + QString utf16 = QString::fromUcs4(&ucs4, 1); + return engine->canRender(utf16.data(), utf16.length()); +} + +/*! Returns the left bearing of character \a ch in the font. The left bearing is the right-ward distance of the left-most pixel @@ -1779,7 +1809,7 @@ qreal QFontMetricsF::lineWidth() const Use the boundingRect() function in combination with QString::left() instead. - + \oldcode QRect rect = boundingRect(text, len); \newcode diff --git a/src/gui/text/qfontmetrics.h b/src/gui/text/qfontmetrics.h index 71b7abe8b0..5fe8676993 100644 --- a/src/gui/text/qfontmetrics.h +++ b/src/gui/text/qfontmetrics.h @@ -71,6 +71,10 @@ public: ~QFontMetrics(); QFontMetrics &operator=(const QFontMetrics &); +#ifdef Q_COMPILER_RVALUE_REFS + inline QFontMetrics &operator=(QFontMetrics &&other) + { qSwap(d, other.d); return *this; } +#endif int ascent() const; int descent() const; @@ -85,6 +89,7 @@ public: int averageCharWidth() const; bool inFont(QChar) const; + bool inFontUcs4(uint ucs4) const; int leftBearing(QChar) const; int rightBearing(QChar) const; @@ -148,7 +153,10 @@ public: QFontMetricsF &operator=(const QFontMetricsF &); QFontMetricsF &operator=(const QFontMetrics &); - +#ifdef Q_COMPILER_RVALUE_REFS + inline QFontMetricsF &operator=(QFontMetricsF &&other) + { qSwap(d, other.d); return *this; } +#endif qreal ascent() const; qreal descent() const; qreal height() const; @@ -162,6 +170,7 @@ public: qreal averageCharWidth() const; bool inFont(QChar) const; + bool inFontUcs4(uint ucs4) const; qreal leftBearing(QChar) const; qreal rightBearing(QChar) const; diff --git a/src/gui/text/qglyphs.cpp b/src/gui/text/qglyphs.cpp new file mode 100644 index 0000000000..2447752581 --- /dev/null +++ b/src/gui/text/qglyphs.cpp @@ -0,0 +1,240 @@ +/**************************************************************************** +** +** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the QtGui module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the Technology Preview License Agreement accompanying +** this package. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain additional +** rights. These rights are described in the Nokia Qt LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** If you have questions regarding the use of this file, please contact +** Nokia at qt-info@nokia.com. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "qglyphs.h" +#include "qglyphs_p.h" + +QT_BEGIN_NAMESPACE + +/*! + \class QGlyphs + \brief the QGlyphs class provides direct access to the internal glyphs in a font + \since 4.8 + + \ingroup text + \mainclass + + When Qt displays a string of text encoded in Unicode, it will first convert the Unicode points + into a list of glyph indexes and a list of positions based on one or more fonts. The Unicode + representation of the text and the QFont object will in this case serve as a convenient + abstraction that hides the details of what actually takes place when displaying the text + on-screen. For instance, by the time the text actually reaches the screen, it may be represented + by a set of fonts in addition to the one specified by the user, e.g. in case the originally + selected font did not support all the writing systems contained in the text. + + Under certain circumstances, it can be useful as an application developer to have more low-level + control over which glyphs in a specific font are drawn to the screen. This could for instance + be the case in applications that use an external font engine and text shaper together with Qt. + QGlyphs provides an interface to the raw data needed to get text on the screen. It + contains a list of glyph indexes, a position for each glyph and a font. + + It is the user's responsibility to ensure that the selected font actually contains the + provided glyph indexes. + + QTextLayout::glyphs() can be used to convert unicode encoded text into a list of QGlyphs + objects, and QPainter::drawGlyphs() can be used to draw the glyphs. +*/ + + +/*! + Constructs an empty QGlyphs object. +*/ +QGlyphs::QGlyphs() : d(new QGlyphsPrivate) +{ +} + +/*! + Constructs a QGlyphs object which is a copy of \a other. +*/ +QGlyphs::QGlyphs(const QGlyphs &other) +{ + d = other.d; +} + +/*! + Destroys the QGlyphs. +*/ +QGlyphs::~QGlyphs() +{ + // Required for QExplicitlySharedDataPointer +} + +/*! + \internal +*/ +void QGlyphs::detach() +{ + if (d->ref != 1) + d.detach(); +} + +/*! + Assigns \a other to this QGlyphs object. +*/ +QGlyphs &QGlyphs::operator=(const QGlyphs &other) +{ + d = other.d; + return *this; +} + +/*! + Compares \a other to this QGlyphs object. Returns true if the list of glyph indexes, + the list of positions and the font are all equal, otherwise returns false. +*/ +bool QGlyphs::operator==(const QGlyphs &other) const +{ + return ((d == other.d) + || (d->glyphIndexes == other.d->glyphIndexes + && d->glyphPositions == other.d->glyphPositions + && d->font == other.d->font)); +} + +/*! + Compares \a other to this QGlyphs object. Returns true if any of the list of glyph + indexes, the list of positions or the font are different, otherwise returns false. +*/ +bool QGlyphs::operator!=(const QGlyphs &other) const +{ + return !(*this == other); +} + +/*! + \internal + + Adds together the lists of glyph indexes and positions in \a other and this QGlyphs + object and returns the result. The font in the returned QGlyphs will be the same as in + this QGlyphs object. +*/ +QGlyphs QGlyphs::operator+(const QGlyphs &other) const +{ + QGlyphs ret(*this); + ret += other; + return ret; +} + +/*! + \internal + + Appends the glyph indexes and positions in \a other to this QGlyphs object and returns + a reference to the current object. +*/ +QGlyphs &QGlyphs::operator+=(const QGlyphs &other) +{ + detach(); + + d->glyphIndexes += other.d->glyphIndexes; + d->glyphPositions += other.d->glyphPositions; + + return *this; +} + +/*! + Returns the font selected for this QGlyphs object. + + \sa setFont() +*/ +QFont QGlyphs::font() const +{ + return d->font; +} + +/*! + Sets the font in which to look up the glyph indexes to \a font. This must be an explicitly + resolvable font which defines glyphs for the specified glyph indexes. + + \sa font(), setGlyphIndexes() +*/ +void QGlyphs::setFont(const QFont &font) +{ + detach(); + d->font = font; +} + +/*! + Returns the glyph indexes for this QGlyphs object. + + \sa setGlyphIndexes(), setPositions() +*/ +QVector<quint32> QGlyphs::glyphIndexes() const +{ + return d->glyphIndexes; +} + +/*! + Set the glyph indexes for this QGlyphs object to \a glyphIndexes. The glyph indexes must + be valid for the selected font. +*/ +void QGlyphs::setGlyphIndexes(const QVector<quint32> &glyphIndexes) +{ + detach(); + d->glyphIndexes = glyphIndexes; +} + +/*! + Returns the position of the edge of the baseline for each glyph in this set of glyph indexes. +*/ +QVector<QPointF> QGlyphs::positions() const +{ + return d->glyphPositions; +} + +/*! + Sets the positions of the edge of the baseline for each glyph in this set of glyph indexes to + \a positions. +*/ +void QGlyphs::setPositions(const QVector<QPointF> &positions) +{ + detach(); + d->glyphPositions = positions; +} + +/*! + Clears all data in the QGlyphs object. +*/ +void QGlyphs::clear() +{ + detach(); + d->glyphPositions = QVector<QPointF>(); + d->glyphIndexes = QVector<quint32>(); + d->font = QFont(); +} + +QT_END_NAMESPACE diff --git a/src/gui/text/qglyphs.h b/src/gui/text/qglyphs.h new file mode 100644 index 0000000000..282ecb47c5 --- /dev/null +++ b/src/gui/text/qglyphs.h @@ -0,0 +1,96 @@ +/**************************************************************************** +** +** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the QtGui module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the Technology Preview License Agreement accompanying +** this package. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain additional +** rights. These rights are described in the Nokia Qt LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** If you have questions regarding the use of this file, please contact +** Nokia at qt-info@nokia.com. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QGLYPHS_H +#define QGLYPHS_H + +#include <QtCore/qsharedpointer.h> +#include <QtCore/qvector.h> +#include <QtCore/qpoint.h> +#include <QtGui/qfont.h> + +QT_BEGIN_HEADER + +QT_BEGIN_NAMESPACE + +QT_MODULE(Gui) + +class QGlyphsPrivate; +class Q_GUI_EXPORT QGlyphs +{ +public: + QGlyphs(); + QGlyphs(const QGlyphs &other); + ~QGlyphs(); + + QFont font() const; + void setFont(const QFont &font); + + QVector<quint32> glyphIndexes() const; + void setGlyphIndexes(const QVector<quint32> &glyphIndexes); + + QVector<QPointF> positions() const; + void setPositions(const QVector<QPointF> &positions); + + void clear(); + + QGlyphs &operator=(const QGlyphs &other); + bool operator==(const QGlyphs &other) const; + bool operator!=(const QGlyphs &other) const; + +private: + friend class QGlyphsPrivate; + friend class QTextLine; + + QGlyphs operator+(const QGlyphs &other) const; + QGlyphs &operator+=(const QGlyphs &other); + + void detach(); + QExplicitlySharedDataPointer<QGlyphsPrivate> d; + +}; + +QT_END_NAMESPACE + +QT_END_HEADER + + +#endif // QGLYPHS_H diff --git a/src/gui/text/qglyphs_p.h b/src/gui/text/qglyphs_p.h new file mode 100644 index 0000000000..c39f5d0e56 --- /dev/null +++ b/src/gui/text/qglyphs_p.h @@ -0,0 +1,84 @@ +/**************************************************************************** +** +** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the QtGui module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the Technology Preview License Agreement accompanying +** this package. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain additional +** rights. These rights are described in the Nokia Qt LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** If you have questions regarding the use of this file, please contact +** Nokia at qt-info@nokia.com. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QGLYPHS_P_H +#define QGLYPHS_P_H + +// +// W A R N I N G +// ------------- +// +// This file is not part of the Qt API. It exists for the convenience +// of internal files. This header file may change from version to version +// without notice, or even be removed. +// +// We mean it. +// + +#include <qfont.h> +#include "qglyphs.h" + +QT_BEGIN_HEADER + +QT_BEGIN_NAMESPACE + +class QGlyphsPrivate: public QSharedData +{ +public: + QGlyphsPrivate() + { + } + + QGlyphsPrivate(const QGlyphsPrivate &other) + : QSharedData(other), glyphIndexes(other.glyphIndexes), glyphPositions(other.glyphPositions), font(other.font) + { + } + + QVector<quint32> glyphIndexes; + QVector<QPointF> glyphPositions; + QFont font; +}; + +QT_END_NAMESPACE + +QT_END_HEADER + +#endif // QGLYPHS_P_H diff --git a/src/gui/text/qpfutil.cpp b/src/gui/text/qpfutil.cpp index 4a0e29f742..734d4c3592 100644 --- a/src/gui/text/qpfutil.cpp +++ b/src/gui/text/qpfutil.cpp @@ -39,7 +39,7 @@ ** ****************************************************************************/ -static QFontEngineQPF::TagType tagTypes[QFontEngineQPF::NumTags] = { +static const QFontEngineQPF::TagType tagTypes[QFontEngineQPF::NumTags] = { QFontEngineQPF::StringType, // FontName QFontEngineQPF::StringType, // FileName QFontEngineQPF::UInt32Type, // FileIndex diff --git a/src/gui/text/qplatformfontdatabase_qpa.cpp b/src/gui/text/qplatformfontdatabase_qpa.cpp new file mode 100644 index 0000000000..d6dff413c0 --- /dev/null +++ b/src/gui/text/qplatformfontdatabase_qpa.cpp @@ -0,0 +1,290 @@ +/**************************************************************************** +** +** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the QtGui module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the Technology Preview License Agreement accompanying +** this package. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain additional +** rights. These rights are described in the Nokia Qt LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** If you have questions regarding the use of this file, please contact +** Nokia at qt-info@nokia.com. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "qplatformfontdatabase_qpa.h" +#include <QtGui/private/qfontengine_p.h> +#include <QtGui/private/qfontengine_qpa_p.h> +#include <QtCore/QLibraryInfo> +#include <QtCore/QDir> + +QT_BEGIN_NAMESPACE + +extern void qt_registerFont(const QString &familyname, const QString &foundryname, int weight, + QFont::Style style, int stretch, bool antialiased,bool scalable, int pixelSize, + const QSupportedWritingSystems &writingSystems, void *hanlde); + +void QPlatformFontDatabase::registerQPF2Font(const QByteArray &dataArray, void *handle) +{ + if (dataArray.size() == 0) + return; + + const uchar *data = reinterpret_cast<const uchar *>(dataArray.constData()); + if (QFontEngineQPA::verifyHeader(data, dataArray.size())) { + QString fontName = QFontEngineQPA::extractHeaderField(data, QFontEngineQPA::Tag_FontName).toString(); + int pixelSize = QFontEngineQPA::extractHeaderField(data, QFontEngineQPA::Tag_PixelSize).toInt(); + QVariant weight = QFontEngineQPA::extractHeaderField(data, QFontEngineQPA::Tag_Weight); + QVariant style = QFontEngineQPA::extractHeaderField(data, QFontEngineQPA::Tag_Style); + QByteArray writingSystemBits = QFontEngineQPA::extractHeaderField(data, QFontEngineQPA::Tag_WritingSystems).toByteArray(); + + if (!fontName.isEmpty() && pixelSize) { + QFont::Weight fontWeight = QFont::Normal; + if (weight.type() == QVariant::Int || weight.type() == QVariant::UInt) + fontWeight = QFont::Weight(weight.toInt()); + + QFont::Style fontStyle = static_cast<QFont::Style>(style.toInt()); + + QSupportedWritingSystems writingSystems; + for (int i = 0; i < writingSystemBits.count(); ++i) { + uchar currentByte = writingSystemBits.at(i); + for (int j = 0; j < 8; ++j) { + if (currentByte & 1) + writingSystems.setSupported(QFontDatabase::WritingSystem(i * 8 + j)); + currentByte >>= 1; + } + } + QFont::Stretch stretch = QFont::Unstretched; + registerFont(fontName,QString(),fontWeight,fontStyle,stretch,true,false,pixelSize,writingSystems,handle); + } + } else { + qDebug() << "header verification of QPF2 font failed. maybe it is corrupt?"; + } +} + +void QPlatformFontDatabase::registerFont(const QString &familyname, const QString &foundryname, QFont::Weight weight, + QFont::Style style, QFont::Stretch stretch, bool antialiased, bool scalable, int pixelSize, + const QSupportedWritingSystems &writingSystems, void *usrPtr) +{ + if (scalable) + pixelSize = 0; + qt_registerFont(familyname,foundryname,weight,style,stretch,antialiased,scalable,pixelSize,writingSystems,usrPtr); +} + +class QWritingSystemsPrivate +{ +public: + QWritingSystemsPrivate() + : ref(1) + , vector(QFontDatabase::WritingSystemsCount,false) + { + } + + QWritingSystemsPrivate(const QWritingSystemsPrivate *other) + : ref(1) + , vector(other->vector) + { + } + + QAtomicInt ref; + QVector<bool> vector; +}; + +QSupportedWritingSystems::QSupportedWritingSystems() +{ + d = new QWritingSystemsPrivate; +} + +QSupportedWritingSystems::QSupportedWritingSystems(const QSupportedWritingSystems &other) +{ + d = other.d; + d->ref.ref(); +} + +QSupportedWritingSystems &QSupportedWritingSystems::operator=(const QSupportedWritingSystems &other) +{ + if (d != other.d) { + other.d->ref.ref(); + if (!d->ref.deref()) + delete d; + d = other.d; + } + return *this; +} + +QSupportedWritingSystems::~QSupportedWritingSystems() +{ + if (!d->ref.deref()) + delete d; +} + +void QSupportedWritingSystems::detach() +{ + if (d->ref != 1) { + QWritingSystemsPrivate *newd = new QWritingSystemsPrivate(d); + if (!d->ref.deref()) + delete d; + d = newd; + } +} + +void QSupportedWritingSystems::setSupported(QFontDatabase::WritingSystem writingSystem, bool support) +{ + detach(); + d->vector[writingSystem] = support; +} + +bool QSupportedWritingSystems::supported(QFontDatabase::WritingSystem writingSystem) const +{ + return d->vector.at(writingSystem); +} + +/*! + \class QSupportedWritingSystems + \brief The QSupportedWritingSystems class is used when registering fonts with the internal Qt + fontdatabase + \ingroup painting + + Its to provide an easy to use interface for indicating what writing systems a specific font + supports. + +*/ + +/*! + This function is called once at startup by Qts internal fontdatabase. Reimplement this function + in a subclass for a convenient place to initialise the internal fontdatabase. + + The default implementation looks in the fontDir() location and registers all qpf2 fonts. +*/ +void QPlatformFontDatabase::populateFontDatabase() +{ + QString fontpath = fontDir(); + + if(!QFile::exists(fontpath)) { + qFatal("QFontDatabase: Cannot find font directory %s - is Qt installed correctly?", + qPrintable(fontpath)); + } + + QDir dir(fontpath); + dir.setNameFilters(QStringList() << QLatin1String("*.qpf2")); + dir.refresh(); + for (int i = 0; i < int(dir.count()); ++i) { + const QByteArray fileName = QFile::encodeName(dir.absoluteFilePath(dir[i])); + QFile file(QString::fromLocal8Bit(fileName)); + if (file.open(QFile::ReadOnly)) { + const QByteArray fileData = file.readAll(); + QByteArray *fileDataPtr = new QByteArray(fileData); + registerQPF2Font(fileData, fileDataPtr); + } + } +} + +/*! + +*/ +QFontEngine *QPlatformFontDatabase::fontEngine(const QFontDef &fontDef, QUnicodeTables::Script script, void *handle) +{ + Q_UNUSED(script); + Q_UNUSED(handle); + QByteArray *fileDataPtr = static_cast<QByteArray *>(handle); + QFontEngineQPA *engine = new QFontEngineQPA(fontDef,*fileDataPtr); + qDebug() << fontDef.pixelSize << fontDef.weight << fontDef.style << fontDef.stretch << fontDef.styleHint << fontDef.styleStrategy << fontDef.family << script; + return engine; +} + +/*! + +*/ +QStringList QPlatformFontDatabase::fallbacksForFamily(const QString family, const QFont::Style &style, const QUnicodeTables::Script &script) const +{ + Q_UNUSED(family); + Q_UNUSED(style); + Q_UNUSED(script); + return QStringList(); +} + +/*! + Adds an application font. Returns a list of family names, or an empty list if the font could + not be added +*/ +QStringList QPlatformFontDatabase::addApplicationFont(const QByteArray &fontData, const QString &fileName) +{ + Q_UNUSED(fontData); + Q_UNUSED(fileName); + + qWarning("This plugin does not support application fonts"); + return QStringList(); +} + +/*! + +*/ +void QPlatformFontDatabase::releaseHandle(void *handle) +{ + QByteArray *fileDataPtr = static_cast<QByteArray *>(handle); + delete fileDataPtr; +} + +/*! + +*/ +QString QPlatformFontDatabase::fontDir() const +{ + QString fontpath = QString::fromLocal8Bit(qgetenv("QT_QPA_FONTDIR")); + if (fontpath.isEmpty()) { +#ifndef QT_NO_SETTINGS + fontpath = QLibraryInfo::location(QLibraryInfo::LibrariesPath); + fontpath += QLatin1String("/fonts"); +#endif + } + + return fontpath; +} + +/*! + \class QPlatformFontDatabase + \brief The QPlatformFontDatabase makes it possible to customize how fonts are picked up, and + and how they are rendered + + \ingroup painting + + QPlatformFontDatabase is the superclass which is intended to let platform implementations use + native font handling. + + Qt has its internal fontdatabase which it uses to pick up available fonts. To be able + to populate this database subclass this class, and reimplement populateFontDatabase(). + + Use the function registerFont to populate the internal fontdatabase. + + Sometimes a specified font does not have the required glyphs, then the fallbackForFamily + function is called. + + \sa QSupportedWritingSystems +*/ +QT_END_NAMESPACE diff --git a/src/gui/text/qplatformfontdatabase_qpa.h b/src/gui/text/qplatformfontdatabase_qpa.h new file mode 100644 index 0000000000..aa465ab9ca --- /dev/null +++ b/src/gui/text/qplatformfontdatabase_qpa.h @@ -0,0 +1,108 @@ +/**************************************************************************** +** +** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the QtGui module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the Technology Preview License Agreement accompanying +** this package. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain additional +** rights. These rights are described in the Nokia Qt LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** If you have questions regarding the use of this file, please contact +** Nokia at qt-info@nokia.com. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QPLATFORMFONTDATABASE_QPA_H +#define QPLATFORMFONTDATABASE_QPA_H + +#include <QtCore/qconfig.h> +#include <QtCore/QString> +#include <QtCore/QStringList> +#include <QtCore/QList> +#include <QtGui/QFontDatabase> +#include <QtGui/private/qfont_p.h> + +QT_BEGIN_HEADER + +QT_BEGIN_NAMESPACE + +QT_MODULE(Gui) + +class QWritingSystemsPrivate; + +class Q_GUI_EXPORT QSupportedWritingSystems +{ +public: + + QSupportedWritingSystems(); + QSupportedWritingSystems(const QSupportedWritingSystems &other); + QSupportedWritingSystems &operator=(const QSupportedWritingSystems &other); + ~QSupportedWritingSystems(); + + void setSupported(QFontDatabase::WritingSystem, bool supported = true); + bool supported(QFontDatabase::WritingSystem) const; + +private: + void detach(); + + QWritingSystemsPrivate *d; + + friend Q_GUI_EXPORT bool operator==(const QSupportedWritingSystems &, const QSupportedWritingSystems &); + friend Q_GUI_EXPORT bool operator!=(const QSupportedWritingSystems &, const QSupportedWritingSystems &); +}; + +Q_GUI_EXPORT bool operator==(const QSupportedWritingSystems &, const QSupportedWritingSystems &); +Q_GUI_EXPORT bool operator!=(const QSupportedWritingSystems &, const QSupportedWritingSystems &); + +class QFontRequestPrivate; + +class Q_GUI_EXPORT QPlatformFontDatabase +{ +public: + virtual void populateFontDatabase(); + virtual QFontEngine *fontEngine(const QFontDef &fontDef, QUnicodeTables::Script script, void *handle); + virtual QStringList fallbacksForFamily(const QString family, const QFont::Style &style, const QUnicodeTables::Script &script) const; + virtual QStringList addApplicationFont(const QByteArray &fontData, const QString &fileName); + virtual void releaseHandle(void *handle); + + virtual QString fontDir() const; + + //callback + static void registerQPF2Font(const QByteArray &dataArray, void *handle); + static void registerFont(const QString &familyname, const QString &foundryname, QFont::Weight weight, + QFont::Style style, QFont::Stretch stretch, bool antialiased, bool scalable, int pixelSize, + const QSupportedWritingSystems &writingSystems, void *handle); +}; + +QT_END_NAMESPACE + +QT_END_HEADER + +#endif // QPLATFORMFONTDATABASE_QPA_H diff --git a/src/gui/text/qtextcontrol.cpp b/src/gui/text/qtextcontrol.cpp index 58bfbc6461..89ca6bf8c1 100644 --- a/src/gui/text/qtextcontrol.cpp +++ b/src/gui/text/qtextcontrol.cpp @@ -64,6 +64,7 @@ #include "qgraphicssceneevent.h" #include "qprinter.h" #include "qtextdocumentwriter.h" +#include "private/qtextcursor_p.h" #include <qtextformat.h> #include <qdatetime.h> @@ -1904,6 +1905,8 @@ void QTextControlPrivate::inputMethodEvent(QInputMethodEvent *e) } layout->setAdditionalFormats(overrides); cursor.endEditBlock(); + if (cursor.d) + cursor.d->setX(); } QVariant QTextControl::inputMethodQuery(Qt::InputMethodQuery property) const @@ -2894,7 +2897,7 @@ QAbstractTextDocumentLayout::PaintContext QTextControl::getPaintContext(QWidget if (widget) style = widget->style(); style->styleHint(QStyle::SH_TextControl_FocusIndicatorTextCharFormat, &opt, widget, &ret); - selection.format = qVariantValue<QTextFormat>(ret.variant).toCharFormat(); + selection.format = qvariant_cast<QTextFormat>(ret.variant).toCharFormat(); } else { QPalette::ColorGroup cg = d->hasFocus ? QPalette::Active : QPalette::Inactive; selection.format.setBackground(ctx.palette.brush(cg, QPalette::Highlight)); diff --git a/src/gui/text/qtextcursor.h b/src/gui/text/qtextcursor.h index dc55e0ee85..4eaeb41ee9 100644 --- a/src/gui/text/qtextcursor.h +++ b/src/gui/text/qtextcursor.h @@ -230,6 +230,7 @@ private: QSharedDataPointer<QTextCursorPrivate> d; friend class QTextDocumentFragmentPrivate; friend class QTextCopyHelper; + friend class QTextControlPrivate; }; QT_END_NAMESPACE diff --git a/src/gui/text/qtextdocument.cpp b/src/gui/text/qtextdocument.cpp index 673ae4648c..be67279cb4 100644 --- a/src/gui/text/qtextdocument.cpp +++ b/src/gui/text/qtextdocument.cpp @@ -1985,6 +1985,8 @@ QVariant QTextDocument::loadResource(int type, const QUrl &name) if (fi.exists()) { resourceUrl = QUrl::fromLocalFile(fi.absolutePath() + QDir::separator()).resolved(name); + } else if (currentURL.isEmpty()) { + resourceUrl.setScheme(QLatin1String("file")); } } @@ -2602,14 +2604,40 @@ void QTextHtmlExporter::emitBlock(const QTextBlock &block) default: html += QLatin1String("<ul"); // ### should not happen } - html += QLatin1String(" style=\"margin-top: 0px; margin-bottom: 0px; margin-left: 0px; margin-right: 0px;"); + QString styleString = QString::fromLatin1("margin-top: 0px; margin-bottom: 0px; margin-left: 0px; margin-right: 0px;"); if (format.hasProperty(QTextFormat::ListIndent)) { - html += QLatin1String(" -qt-list-indent: "); - html += QString::number(format.indent()); - html += QLatin1Char(';'); + styleString += QLatin1String(" -qt-list-indent: "); + styleString += QString::number(format.indent()); + styleString += QLatin1Char(';'); + } + + if (format.hasProperty(QTextFormat::ListNumberPrefix)) { + QString numberPrefix = format.numberPrefix(); + numberPrefix.replace(QLatin1Char('"'), QLatin1String("\\22")); + numberPrefix.replace(QLatin1Char('\''), QLatin1String("\\27")); // FIXME: There's a problem in the CSS parser the prevents this from being correctly restored + styleString += QLatin1String(" -qt-list-number-prefix: "); + styleString += QLatin1Char('\''); + styleString += numberPrefix; + styleString += QLatin1Char('\''); + styleString += QLatin1Char(';'); } + if (format.hasProperty(QTextFormat::ListNumberSuffix)) { + if (format.numberSuffix() != QLatin1String(".")) { // this is our default + QString numberSuffix = format.numberSuffix(); + numberSuffix.replace(QLatin1Char('"'), QLatin1String("\\22")); + numberSuffix.replace(QLatin1Char('\''), QLatin1String("\\27")); // see above + styleString += QLatin1String(" -qt-list-number-suffix: "); + styleString += QLatin1Char('\''); + styleString += numberSuffix; + styleString += QLatin1Char('\''); + styleString += QLatin1Char(';'); + } + } + + html += QLatin1String(" style=\""); + html += styleString; html += QLatin1String("\">"); } diff --git a/src/gui/text/qtextdocumentfragment.cpp b/src/gui/text/qtextdocumentfragment.cpp index b4bd8583b0..7890b38067 100644 --- a/src/gui/text/qtextdocumentfragment.cpp +++ b/src/gui/text/qtextdocumentfragment.cpp @@ -682,6 +682,10 @@ QTextHtmlImporter::ProcessNodeResult QTextHtmlImporter::processSpecialNodes() QTextListFormat listFmt; listFmt.setStyle(style); + if (!currentNode->textListNumberPrefix.isNull()) + listFmt.setNumberPrefix(currentNode->textListNumberPrefix); + if (!currentNode->textListNumberSuffix.isNull()) + listFmt.setNumberSuffix(currentNode->textListNumberSuffix); ++indent; if (currentNode->hasCssListIndent) diff --git a/src/gui/text/qtextdocumentlayout.cpp b/src/gui/text/qtextdocumentlayout.cpp index d721c91d90..157b7bc417 100644 --- a/src/gui/text/qtextdocumentlayout.cpp +++ b/src/gui/text/qtextdocumentlayout.cpp @@ -2506,6 +2506,23 @@ void QTextDocumentLayoutPrivate::layoutFlow(QTextFrame::Iterator it, QTextLayout fd->currentLayoutStruct = 0; } +static inline void getLineHeightParams(const QTextBlockFormat &blockFormat, const QTextLine &line, qreal scaling, + QFixed *lineAdjustment, QFixed *lineBreakHeight, QFixed *lineHeight) +{ + *lineHeight = QFixed::fromReal(blockFormat.lineHeight(line.height(), scaling)); + if (blockFormat.lineHeightType() == QTextBlockFormat::FixedHeight || blockFormat.lineHeightType() == QTextBlockFormat::MinimumHeight) { + *lineBreakHeight = *lineHeight; + if (blockFormat.lineHeightType() == QTextBlockFormat::FixedHeight) + *lineAdjustment = QFixed::fromReal(line.ascent() + qMax(line.leading(), qreal(0.0))) - ((*lineHeight * 4) / 5); + else + *lineAdjustment = QFixed::fromReal(line.height()) - *lineHeight; + } + else { + *lineBreakHeight = QFixed::fromReal(line.height()); + *lineAdjustment = 0; + } +} + void QTextDocumentLayoutPrivate::layoutBlock(const QTextBlock &bl, int blockPosition, const QTextBlockFormat &blockFormat, QTextLayoutStruct *layoutStruct, int layoutFrom, int layoutTo, const QTextBlockFormat *previousBlockFormat) { @@ -2639,8 +2656,12 @@ void QTextDocumentLayoutPrivate::layoutBlock(const QTextBlock &bl, int blockPosi } - QFixed lineHeight = QFixed::fromReal(line.height()); - if (layoutStruct->pageHeight > 0 && layoutStruct->absoluteY() + lineHeight > layoutStruct->pageBottom) { + QFixed lineBreakHeight, lineHeight, lineAdjustment; + qreal scaling = (q->paintDevice() && q->paintDevice()->logicalDpiY() != qt_defaultDpi()) ? + qreal(q->paintDevice()->logicalDpiY()) / qreal(qt_defaultDpi()) : 1; + getLineHeightParams(blockFormat, line, scaling, &lineAdjustment, &lineBreakHeight, &lineHeight); + + if (layoutStruct->pageHeight > 0 && layoutStruct->absoluteY() + lineBreakHeight > layoutStruct->pageBottom) { layoutStruct->newPage(); floatMargins(layoutStruct->y, layoutStruct, &left, &right); @@ -2652,7 +2673,7 @@ void QTextDocumentLayoutPrivate::layoutBlock(const QTextBlock &bl, int blockPosi right -= text_indent; } - line.setPosition(QPointF((left - layoutStruct->x_left).toReal(), (layoutStruct->y - cy).toReal())); + line.setPosition(QPointF((left - layoutStruct->x_left).toReal(), (layoutStruct->y - cy - lineAdjustment).toReal())); layoutStruct->y += lineHeight; layoutStruct->contentsWidth = qMax<QFixed>(layoutStruct->contentsWidth, QFixed::fromReal(line.x() + line.naturalTextWidth()) + totalRightMargin); @@ -2672,11 +2693,16 @@ void QTextDocumentLayoutPrivate::layoutBlock(const QTextBlock &bl, int blockPosi QTextLine line = tl->lineAt(i); layoutStruct->contentsWidth = qMax(layoutStruct->contentsWidth, QFixed::fromReal(line.x() + tl->lineAt(i).naturalTextWidth()) + totalRightMargin); - const QFixed lineHeight = QFixed::fromReal(line.height()); + + QFixed lineBreakHeight, lineHeight, lineAdjustment; + qreal scaling = (q->paintDevice() && q->paintDevice()->logicalDpiY() != qt_defaultDpi()) ? + qreal(q->paintDevice()->logicalDpiY()) / qreal(qt_defaultDpi()) : 1; + getLineHeightParams(blockFormat, line, scaling, &lineAdjustment, &lineBreakHeight, &lineHeight); + if (layoutStruct->pageHeight != QFIXED_MAX) { - if (layoutStruct->absoluteY() + lineHeight > layoutStruct->pageBottom) + if (layoutStruct->absoluteY() + lineBreakHeight > layoutStruct->pageBottom) layoutStruct->newPage(); - line.setPosition(QPointF(line.position().x(), layoutStruct->y.toReal() - tl->position().y())); + line.setPosition(QPointF(line.position().x(), (layoutStruct->y - lineAdjustment).toReal() - tl->position().y())); } layoutStruct->y += lineHeight; } diff --git a/src/gui/text/qtextengine.cpp b/src/gui/text/qtextengine.cpp index b511b5a237..415fa4b71f 100644 --- a/src/gui/text/qtextengine.cpp +++ b/src/gui/text/qtextengine.cpp @@ -612,7 +612,7 @@ static bool bidiItemize(QTextEngine *engine, QScriptAnalysis *analysis, QBidiCon } else { eor = current; } - dir = QChar::DirON; status.eor = QChar::DirAN; + dir = QChar::DirAN; status.eor = QChar::DirAN; break; case QChar::DirCS: if(status.eor == QChar::DirAN) { @@ -1233,6 +1233,8 @@ void QTextEngine::shapeTextWithHarfbuzz(int item) const shaper_item.num_glyphs -= itemBoundaries[k + 1]; } shaper_item.initialGlyphCount = shaper_item.num_glyphs; + if (shaper_item.num_glyphs < shaper_item.item.length) + shaper_item.num_glyphs = shaper_item.item.length; QFontEngine *actualFontEngine = font; uint engineIdx = 0; @@ -1257,7 +1259,8 @@ void QTextEngine::shapeTextWithHarfbuzz(int item) const } const QGlyphLayout g = availableGlyphs(&si).mid(glyph_pos); - moveGlyphData(g.mid(shaper_item.num_glyphs), g.mid(shaper_item.initialGlyphCount), remaining_glyphs); + if (shaper_item.num_glyphs > shaper_item.item.length) + moveGlyphData(g.mid(shaper_item.num_glyphs), g.mid(shaper_item.initialGlyphCount), remaining_glyphs); shaper_item.glyphs = g.glyphs; shaper_item.attributes = g.attributes; @@ -1389,6 +1392,7 @@ void QTextEngine::invalidate() maxWidth = 0; if (specialData) specialData->resolvedFormatIndices.clear(); + feCache.reset(); } void QTextEngine::clearLineData() @@ -1780,6 +1784,13 @@ QFont QTextEngine::font(const QScriptItem &si) const return font; } +QTextEngine::FontEngineCache::FontEngineCache() +{ + reset(); +} + +//we cache the previous results of this function, as calling it numerous times with the same effective +//input is common (and hard to cache at a higher level) QFontEngine *QTextEngine::fontEngine(const QScriptItem &si, QFixed *ascent, QFixed *descent, QFixed *leading) const { QFontEngine *engine = 0; @@ -1788,28 +1799,47 @@ QFontEngine *QTextEngine::fontEngine(const QScriptItem &si, QFixed *ascent, QFix QFont font = fnt; if (hasFormats()) { - QTextCharFormat f = format(&si); - font = f.font(); - - if (block.docHandle() && block.docHandle()->layout()) { - // Make sure we get the right dpi on printers - QPaintDevice *pdev = block.docHandle()->layout()->paintDevice(); - if (pdev) - font = QFont(font, pdev); + if (feCache.prevFontEngine && feCache.prevPosition == si.position && feCache.prevLength == length(&si) && feCache.prevScript == script) { + engine = feCache.prevFontEngine; + scaledEngine = feCache.prevScaledFontEngine; } else { - font = font.resolve(fnt); - } - engine = font.d->engineForScript(script); - QTextCharFormat::VerticalAlignment valign = f.verticalAlignment(); - if (valign == QTextCharFormat::AlignSuperScript || valign == QTextCharFormat::AlignSubScript) { - if (font.pointSize() != -1) - font.setPointSize((font.pointSize() * 2) / 3); - else - font.setPixelSize((font.pixelSize() * 2) / 3); - scaledEngine = font.d->engineForScript(script); + QTextCharFormat f = format(&si); + font = f.font(); + + if (block.docHandle() && block.docHandle()->layout()) { + // Make sure we get the right dpi on printers + QPaintDevice *pdev = block.docHandle()->layout()->paintDevice(); + if (pdev) + font = QFont(font, pdev); + } else { + font = font.resolve(fnt); + } + engine = font.d->engineForScript(script); + QTextCharFormat::VerticalAlignment valign = f.verticalAlignment(); + if (valign == QTextCharFormat::AlignSuperScript || valign == QTextCharFormat::AlignSubScript) { + if (font.pointSize() != -1) + font.setPointSize((font.pointSize() * 2) / 3); + else + font.setPixelSize((font.pixelSize() * 2) / 3); + scaledEngine = font.d->engineForScript(script); + } + feCache.prevFontEngine = engine; + feCache.prevScaledFontEngine = scaledEngine; + feCache.prevScript = script; + feCache.prevPosition = si.position; + feCache.prevLength = length(&si); } } else { - engine = font.d->engineForScript(script); + if (feCache.prevFontEngine && feCache.prevScript == script && feCache.prevPosition == -1) + engine = feCache.prevFontEngine; + else { + engine = font.d->engineForScript(script); + feCache.prevFontEngine = engine; + feCache.prevScript = script; + feCache.prevPosition = -1; + feCache.prevLength = -1; + feCache.prevScaledFontEngine = 0; + } } if (si.analysis.flags == QScriptAnalysis::SmallCaps) { @@ -2353,30 +2383,29 @@ QString QTextEngine::elidedText(Qt::TextElideMode mode, const QFixed &width, int if (flags & Qt::TextShowMnemonic) { itemize(); + HB_CharAttributes *attributes = const_cast<HB_CharAttributes *>(this->attributes()); + if (!attributes) + return QString(); for (int i = 0; i < layoutData->items.size(); ++i) { QScriptItem &si = layoutData->items[i]; if (!si.num_glyphs) shape(i); - HB_CharAttributes *attributes = const_cast<HB_CharAttributes *>(this->attributes()); - if (!attributes) - return QString(); - unsigned short *logClusters = this->logClusters(&si); QGlyphLayout glyphs = shapedGlyphs(&si); const int end = si.position + length(&si); - for (int i = si.position; i < end - 1; ++i) + for (int i = si.position; i < end - 1; ++i) { if (layoutData->string.at(i) == QLatin1Char('&')) { const int gp = logClusters[i - si.position]; glyphs.attributes[gp].dontPrint = true; attributes[i + 1].charStop = false; attributes[i + 1].whiteSpace = false; attributes[i + 1].lineBreakType = HB_NoBreak; - if (i < end - 1 - && layoutData->string.at(i + 1) == QLatin1Char('&')) + if (layoutData->string.at(i + 1) == QLatin1Char('&')) ++i; } + } } } @@ -2438,7 +2467,7 @@ QString QTextEngine::elidedText(Qt::TextElideMode mode, const QFixed &width, int if (mode == Qt::ElideRight) { QFixed currentWidth; - int pos = 0; + int pos; int nextBreak = 0; do { @@ -2458,7 +2487,7 @@ QString QTextEngine::elidedText(Qt::TextElideMode mode, const QFixed &width, int return layoutData->string.left(pos) + ellipsisText; } else if (mode == Qt::ElideLeft) { QFixed currentWidth; - int pos = layoutData->string.length(); + int pos; int nextBreak = layoutData->string.length(); do { diff --git a/src/gui/text/qtextengine_mac.cpp b/src/gui/text/qtextengine_mac.cpp index ce42241fc8..c0a1e647da 100644 --- a/src/gui/text/qtextengine_mac.cpp +++ b/src/gui/text/qtextengine_mac.cpp @@ -41,6 +41,9 @@ #include "qtextengine_p.h" +#include <private/qfontengine_coretext_p.h> +#include <private/qfontengine_mac_p.h> + QT_BEGIN_NAMESPACE // set the glyph attributes heuristically. Assumes a 1 to 1 relationship between chars and glyphs diff --git a/src/gui/text/qtextengine_p.h b/src/gui/text/qtextengine_p.h index 34723ab1b7..50d1ff8e65 100644 --- a/src/gui/text/qtextengine_p.h +++ b/src/gui/text/qtextengine_p.h @@ -128,7 +128,7 @@ struct Q_AUTOTEST_EXPORT QScriptAnalysis TabOrObject = Tab, Object = 7 }; - unsigned short script : 8; + unsigned short script : 7; unsigned short bidiLevel : 6; // Unicode Bidi algorithm embedding level (0-61) unsigned short flags : 3; inline bool operator == (const QScriptAnalysis &other) const { @@ -385,7 +385,7 @@ struct Q_AUTOTEST_EXPORT QScriptLine QFixed textWidth; QFixed textAdvance; int from; - signed int length : 29; + signed int length : 28; mutable uint justified : 1; mutable uint gridfitted : 1; uint hasTrailingSpaces : 1; @@ -435,7 +435,7 @@ public: uint hasBidi : 1; uint layoutState : 2; uint memory_on_stack : 1; - bool haveCharAttributes; + uint haveCharAttributes : 1; QString string; bool reallocate(int totalGlyphs); }; @@ -556,6 +556,23 @@ public: mutable QScriptLineArray lines; + struct FontEngineCache { + FontEngineCache(); + mutable QFontEngine *prevFontEngine; + mutable QFontEngine *prevScaledFontEngine; + mutable int prevScript; + mutable int prevPosition; + mutable int prevLength; + inline void reset() { + prevFontEngine = 0; + prevScaledFontEngine = 0; + prevScript = -1; + prevPosition = -1; + prevLength = -1; + } + }; + mutable FontEngineCache feCache; + QString text; QFont fnt; QTextBlock block; diff --git a/src/gui/text/qtextformat.cpp b/src/gui/text/qtextformat.cpp index c009ce7849..c9af4014d8 100644 --- a/src/gui/text/qtextformat.cpp +++ b/src/gui/text/qtextformat.cpp @@ -541,6 +541,8 @@ Q_GUI_EXPORT QDataStream &operator>>(QDataStream &stream, QTextFormat &fmt) \value TabPositions Specifies the tab positions. The tab positions are structs of QTextOption::Tab which are stored in a QList (internally, in a QList<QVariant>). \value BlockIndent + \value LineHeight + \value LineHeightType \value BlockNonBreakableLines \value BlockTrailingHorizontalRulerWidth The width of a horizontal ruler element. @@ -933,7 +935,7 @@ qreal QTextFormat::doubleProperty(int propertyId) const const QVariant prop = d->property(propertyId); if (prop.userType() != QVariant::Double && prop.userType() != QMetaType::Float) return 0.; - return qVariantValue<qreal>(prop); + return qvariant_cast<qreal>(prop); } /*! @@ -1856,6 +1858,10 @@ QFont QTextCharFormat::font() const indentation is set with setIndent(), the indentation of the first line with setTextIndent(). + Line spacing is set with setLineHeight() and retrieved via lineHeight() + and lineHeightType(). The types of line spacing available are in the + LineHeightTypes enum. + Line breaking can be enabled and disabled with setNonBreakableLines(). The brush used to paint the paragraph's background @@ -1872,6 +1878,22 @@ QFont QTextCharFormat::font() const */ /*! + \since 4.8 + \enum QTextBlockFormat::LineHeightTypes + + This enum describes the various types of line spacing support paragraphs can have. + + \value SingleHeight This is the default line height: single spacing. + \value ProportionalHeight This sets the spacing proportional to the line (in percentage). + For example, set to 200 for double spacing. + \value FixedHeight This sets the line height to a fixed line height (in pixels). + \value MinimumHeight This sets the minimum line height (in pixels). + \value LineDistanceHeight This adds the specified height between lines (in pixels). + + \sa lineHeight(), lineHeightType(), setLineHeight() +*/ + +/*! \fn QTextBlockFormat::QTextBlockFormat() Constructs a new QTextBlockFormat. @@ -1903,7 +1925,7 @@ void QTextBlockFormat::setTabPositions(const QList<QTextOption::Tab> &tabs) QList<QTextOption::Tab>::ConstIterator iter = tabs.constBegin(); while (iter != tabs.constEnd()) { QVariant v; - qVariantSetValue<QTextOption::Tab>(v, *iter); + v.setValue<QTextOption::Tab>(*iter); list.append(v); ++iter; } @@ -1925,7 +1947,7 @@ QList<QTextOption::Tab> QTextBlockFormat::tabPositions() const QList<QVariant> variantsList = qvariant_cast<QList<QVariant> >(variant); QList<QVariant>::Iterator iter = variantsList.begin(); while(iter != variantsList.end()) { - answer.append( qVariantValue<QTextOption::Tab>(*iter)); + answer.append( qvariant_cast<QTextOption::Tab>(*iter)); ++iter; } return answer; @@ -2089,6 +2111,51 @@ QList<QTextOption::Tab> QTextBlockFormat::tabPositions() const /*! + \fn void QTextBlockFormat::setLineHeight(qreal height, int heightType) + \since 4.8 + + This sets the line height for the paragraph to the value in height + which is dependant on heightType, described by the LineHeightTypes enum. + + \sa LineHeightTypes, lineHeight(), lineHeightType() +*/ + + +/*! + \fn qreal QTextBlockFormat::lineHeight(qreal scriptLineHeight, qreal scaling) const + \since 4.8 + + This returns what the height of the lines in the paragraph will be depending + on the given height of the script line and the scaling. The value that is returned + is also dependant on the given LineHeightType of the paragraph as well as the LineHeight + setting that has been set for the paragraph. The scaling is needed for the heights + that include a fixed number of pixels, to scale them appropriately for printing. + + \sa LineHeightTypes, setLineHeight(), lineHeightType() +*/ + + +/*! + \fn qreal QTextBlockFormat::lineHeight() const + \since 4.8 + + This returns the LineHeight property for the paragraph. + + \sa LineHeightTypes, setLineHeight(), lineHeightType() +*/ + + +/*! + \fn qreal QTextBlockFormat::lineHeightType() const + \since 4.8 + + This returns the LineHeightType property of the paragraph. + + \sa LineHeightTypes, setLineHeight(), lineHeight() +*/ + + +/*! \fn void QTextBlockFormat::setNonBreakableLines(bool b) If \a b is true, the lines in the paragraph are treated as @@ -2235,6 +2302,44 @@ QTextListFormat::QTextListFormat(const QTextFormat &fmt) \sa setIndent() */ +/*! + \fn void QTextListFormat::setNumberPrefix(const QString &numberPrefix) + \since 4.8 + + Sets the list format's number prefix. This can be used with all + sorted list types. It does not have any effect on unsorted list types. + + \sa numberPrefix() +*/ + +/*! + \fn int QTextListFormat::numberPrefix() const + \since 4.8 + + Returns the list format's number prefix. + + \sa setNumberPrefix() +*/ + +/*! + \fn void QTextListFormat::setNumberSuffix(const QString &numberSuffix) + \since 4.8 + + Sets the list format's number suffix. This can be used with all + sorted list types. It does not have any effect on unsorted list types. + The default suffix is ".". + + \sa numberSuffix() +*/ + +/*! + \fn int QTextListFormat::numberSuffix() const + \since 4.8 + + Returns the list format's number suffix. + + \sa setNumberSuffix() +*/ /*! \class QTextFrameFormat diff --git a/src/gui/text/qtextformat.h b/src/gui/text/qtextformat.h index eb9146fc22..9a573a0467 100644 --- a/src/gui/text/qtextformat.h +++ b/src/gui/text/qtextformat.h @@ -164,6 +164,8 @@ public: TextIndent = 0x1034, TabPositions = 0x1035, BlockIndent = 0x1040, + LineHeight = 0x1048, + LineHeightType = 0x1049, BlockNonBreakableLines = 0x1050, BlockTrailingHorizontalRulerWidth = 0x1060, @@ -202,6 +204,8 @@ public: // list properties ListStyle = 0x3000, ListIndent = 0x3001, + ListNumberPrefix = 0x3002, + ListNumberSuffix = 0x3003, // table and frame properties FrameBorder = 0x4000, @@ -529,6 +533,14 @@ inline void QTextCharFormat::setTableCellColumnSpan(int _tableCellColumnSpan) class Q_GUI_EXPORT QTextBlockFormat : public QTextFormat { public: + enum LineHeightTypes { + SingleHeight = 0, + ProportionalHeight = 1, + FixedHeight = 2, + MinimumHeight = 3, + LineDistanceHeight = 4 + }; + QTextBlockFormat(); bool isValid() const { return isBlockFormat(); } @@ -566,6 +578,14 @@ public: inline int indent() const { return intProperty(BlockIndent); } + inline void setLineHeight(qreal height, int heightType) + { setProperty(LineHeight, height); setProperty(LineHeightType, heightType); } + inline qreal lineHeight(qreal scriptLineHeight, qreal scaling) const; + inline qreal lineHeight() const + { return doubleProperty(LineHeight); } + inline int lineHeightType() const + { return intProperty(LineHeightType); } + inline void setNonBreakableLines(bool b) { setProperty(BlockNonBreakableLines, b); } inline bool nonBreakableLines() const @@ -590,6 +610,23 @@ inline void QTextBlockFormat::setAlignment(Qt::Alignment aalignment) inline void QTextBlockFormat::setIndent(int aindent) { setProperty(BlockIndent, aindent); } +inline qreal QTextBlockFormat::lineHeight(qreal scriptLineHeight, qreal scaling = 1.0) const +{ + switch(intProperty(LineHeightType)) { + case SingleHeight: + return(scriptLineHeight); + case ProportionalHeight: + return(scriptLineHeight * doubleProperty(LineHeight) / 100.0); + case FixedHeight: + return(doubleProperty(LineHeight) * scaling); + case MinimumHeight: + return(qMax(scriptLineHeight, doubleProperty(LineHeight) * scaling)); + case LineDistanceHeight: + return(scriptLineHeight + doubleProperty(LineHeight) * scaling); + } + return(0); +} + class Q_GUI_EXPORT QTextListFormat : public QTextFormat { public: @@ -617,6 +654,14 @@ public: inline int indent() const { return intProperty(ListIndent); } + inline void setNumberPrefix(const QString &numberPrefix); + inline QString numberPrefix() const + { return stringProperty(ListNumberPrefix); } + + inline void setNumberSuffix(const QString &numberSuffix); + inline QString numberSuffix() const + { return stringProperty(ListNumberSuffix); } + protected: explicit QTextListFormat(const QTextFormat &fmt); friend class QTextFormat; @@ -628,6 +673,12 @@ inline void QTextListFormat::setStyle(Style astyle) inline void QTextListFormat::setIndent(int aindent) { setProperty(ListIndent, aindent); } +inline void QTextListFormat::setNumberPrefix(const QString &np) +{ setProperty(ListNumberPrefix, np); } + +inline void QTextListFormat::setNumberSuffix(const QString &ns) +{ setProperty(ListNumberSuffix, ns); } + class Q_GUI_EXPORT QTextImageFormat : public QTextCharFormat { public: diff --git a/src/gui/text/qtexthtmlparser.cpp b/src/gui/text/qtexthtmlparser.cpp index e685197c47..3513a280c6 100644 --- a/src/gui/text/qtexthtmlparser.cpp +++ b/src/gui/text/qtexthtmlparser.cpp @@ -1250,6 +1250,20 @@ void QTextHtmlParserNode::applyCssDeclarations(const QVector<QCss::Declaration> case QCss::QtBlockIndent: blockFormat.setIndent(decl.d->values.first().variant.toInt()); break; + case QCss::LineHeight: { + qreal lineHeight; + if (decl.realValue(&lineHeight, "px")) { + blockFormat.setLineHeight(lineHeight, QTextBlockFormat::FixedHeight); + } else { + bool ok; + QString value = decl.d->values.first().toString(); + lineHeight = value.toDouble(&ok); + if (ok) + blockFormat.setLineHeight(lineHeight, QTextBlockFormat::ProportionalHeight); + else + blockFormat.setLineHeight(0, QTextBlockFormat::SingleHeight); + } + break; } case QCss::TextIndent: { qreal indent = 0; if (decl.realValue(&indent, "px")) @@ -1323,6 +1337,12 @@ void QTextHtmlParserNode::applyCssDeclarations(const QVector<QCss::Declaration> case QCss::ListStyle: setListStyle(decl.d->values); break; + case QCss::QtListNumberPrefix: + textListNumberPrefix = decl.d->values.first().variant.toString(); + break; + case QCss::QtListNumberSuffix: + textListNumberSuffix = decl.d->values.first().variant.toString(); + break; default: break; } } diff --git a/src/gui/text/qtexthtmlparser_p.h b/src/gui/text/qtexthtmlparser_p.h index 5e2b456c9f..4c44efd851 100644 --- a/src/gui/text/qtexthtmlparser_p.h +++ b/src/gui/text/qtexthtmlparser_p.h @@ -180,6 +180,8 @@ struct QTextHtmlParserNode { uint displayMode : 3; // QTextHtmlElement::DisplayMode uint hasHref : 1; QTextListFormat::Style listStyle; + QString textListNumberPrefix; + QString textListNumberSuffix; QString imageName; qreal imageWidth; qreal imageHeight; diff --git a/src/gui/text/qtextlayout.cpp b/src/gui/text/qtextlayout.cpp index a996f59a86..354e8a9c3e 100644 --- a/src/gui/text/qtextlayout.cpp +++ b/src/gui/text/qtextlayout.cpp @@ -52,6 +52,8 @@ #include "qtextformat_p.h" #include "qstyleoption.h" #include "qpainterpath.h" +#include "qglyphs.h" +#include "qglyphs_p.h" #include <limits.h> #include <qdebug.h> @@ -165,7 +167,7 @@ static QFixed alignLine(QTextEngine *eng, const QScriptLine &line) /*! Returns the inline object's rectangle. - \sa ascent() descent() width() + \sa ascent(), descent(), width() */ QRectF QTextInlineObject::rect() const { @@ -176,7 +178,7 @@ QRectF QTextInlineObject::rect() const /*! Returns the inline object's width. - \sa ascent() descent() rect() + \sa ascent(), descent(), rect() */ qreal QTextInlineObject::width() const { @@ -186,7 +188,7 @@ qreal QTextInlineObject::width() const /*! Returns the inline object's ascent. - \sa descent() width() rect() + \sa descent(), width(), rect() */ qreal QTextInlineObject::ascent() const { @@ -196,7 +198,7 @@ qreal QTextInlineObject::ascent() const /*! Returns the inline object's descent. - \sa ascent() width() rect() + \sa ascent(), width(), rect() */ qreal QTextInlineObject::descent() const { @@ -207,18 +209,17 @@ qreal QTextInlineObject::descent() const Returns the inline object's total height. This is equal to ascent() + descent() + 1. - \sa ascent() descent() width() rect() + \sa ascent(), descent(), width(), rect() */ qreal QTextInlineObject::height() const { return eng->layoutData->items[itm].height().toReal(); } - /*! Sets the inline object's width to \a w. - \sa width() ascent() descent() rect() + \sa width(), ascent(), descent(), rect() */ void QTextInlineObject::setWidth(qreal w) { @@ -228,7 +229,7 @@ void QTextInlineObject::setWidth(qreal w) /*! Sets the inline object's ascent to \a a. - \sa ascent() setDescent() width() rect() + \sa ascent(), setDescent(), width(), rect() */ void QTextInlineObject::setAscent(qreal a) { @@ -238,7 +239,7 @@ void QTextInlineObject::setAscent(qreal a) /*! Sets the inline object's decent to \a d. - \sa descent() setAscent() width() rect() + \sa descent(), setAscent(), width(), rect() */ void QTextInlineObject::setDescent(qreal d) { @@ -246,7 +247,7 @@ void QTextInlineObject::setDescent(qreal d) } /*! - The position of the inline object within the text layout. + The position of the inline object within the text layout. */ int QTextInlineObject::textPosition() const { @@ -254,8 +255,8 @@ int QTextInlineObject::textPosition() const } /*! - Returns an integer describing the format of the inline object - within the text layout. + Returns an integer describing the format of the inline object + within the text layout. */ int QTextInlineObject::formatIndex() const { @@ -263,7 +264,7 @@ int QTextInlineObject::formatIndex() const } /*! - Returns format of the inline object within the text layout. + Returns format of the inline object within the text layout. */ QTextFormat QTextInlineObject::format() const { @@ -273,7 +274,7 @@ QTextFormat QTextInlineObject::format() const } /*! - Returns if the object should be laid out right-to-left or left-to-right. + Returns if the object should be laid out right-to-left or left-to-right. */ Qt::LayoutDirection QTextInlineObject::textDirection() const { @@ -325,7 +326,6 @@ Qt::LayoutDirection QTextInlineObject::textDirection() const boundingRect(), and a minimumWidth() and a maximumWidth(). \sa QStaticText - */ /*! @@ -398,16 +398,19 @@ QTextLayout::~QTextLayout() Sets the layout's font to the given \a font. The layout is invalidated and must be laid out again. - \sa text() + \sa font() */ void QTextLayout::setFont(const QFont &font) { d->fnt = font; + d->feCache.reset(); } /*! Returns the current font that is used for the layout, or a default font if none is set. + + \sa setFont() */ QFont QTextLayout::font() const { @@ -441,10 +444,10 @@ QString QTextLayout::text() const } /*! - Sets the text option structure that controls the layout process to the - given \a option. + Sets the text option structure that controls the layout process to the + given \a option. - \sa textOption() QTextOption + \sa textOption() */ void QTextLayout::setTextOption(const QTextOption &option) { @@ -452,9 +455,9 @@ void QTextLayout::setTextOption(const QTextOption &option) } /*! - Returns the current text option used to control the layout process. + Returns the current text option used to control the layout process. - \sa setTextOption() QTextOption + \sa setTextOption() */ QTextOption QTextLayout::textOption() const { @@ -464,6 +467,8 @@ QTextOption QTextLayout::textOption() const /*! Sets the \a position and \a text of the area in the layout that is processed before editing occurs. + + \sa preeditAreaPosition(), preeditAreaText() */ void QTextLayout::setPreeditArea(int position, const QString &text) { @@ -492,6 +497,8 @@ void QTextLayout::setPreeditArea(int position, const QString &text) /*! Returns the position of the area in the text layout that will be processed before editing occurs. + + \sa preeditAreaText() */ int QTextLayout::preeditAreaPosition() const { @@ -500,6 +507,8 @@ int QTextLayout::preeditAreaPosition() const /*! Returns the text that is inserted in the layout before editing occurs. + + \sa preeditAreaPosition() */ QString QTextLayout::preeditAreaText() const { @@ -508,8 +517,7 @@ QString QTextLayout::preeditAreaText() const /*! - Sets the additional formats supported by the text layout to \a - formatList. + Sets the additional formats supported by the text layout to \a formatList. \sa additionalFormats(), clearAdditionalFormats() */ @@ -535,6 +543,7 @@ void QTextLayout::setAdditionalFormats(const QList<FormatRange> &formatList) } if (d->block.docHandle()) d->block.docHandle()->documentChange(d->block.position(), d->block.length()); + d->feCache.reset(); } /*! @@ -599,6 +608,8 @@ bool QTextLayout::cacheEnabled() const /*! Begins the layout process. + + \sa endLayout() */ void QTextLayout::beginLayout() { @@ -616,6 +627,8 @@ void QTextLayout::beginLayout() /*! Ends the layout process. + + \sa beginLayout() */ void QTextLayout::endLayout() { @@ -634,35 +647,33 @@ void QTextLayout::endLayout() d->freeMemory(); } -/*! \since 4.4 +/*! + \since 4.4 -Clears the line information in the layout. After having called -this function, lineCount() returns 0. - */ + Clears the line information in the layout. After having called + this function, lineCount() returns 0. +*/ void QTextLayout::clearLayout() { d->clearLineData(); } - /*! Returns the next valid cursor position after \a oldPos that respects the given cursor \a mode. + Returns value of \a oldPos, if \a oldPos is not a valid cursor position. - \sa isValidCursorPosition() previousCursorPosition() + \sa isValidCursorPosition(), previousCursorPosition() */ int QTextLayout::nextCursorPosition(int oldPos, CursorMode mode) const { -// qDebug("looking for next cursor pos for %d", oldPos); const HB_CharAttributes *attributes = d->attributes(); - if (!attributes) - return 0; - int len = d->block.isValid() ? - (d->block.length() - 1) - : d->layoutData->string.length(); - - if (oldPos >= len) + int len = d->block.isValid() ? d->block.length() - 1 + : d->layoutData->string.length(); + Q_ASSERT(len <= d->layoutData->string.length()); + if (!attributes || oldPos < 0 || oldPos >= len) return oldPos; + if (mode == SkipCharacters) { oldPos++; while (oldPos < len && !attributes[oldPos].charStop) @@ -679,22 +690,23 @@ int QTextLayout::nextCursorPosition(int oldPos, CursorMode mode) const while (oldPos < len && d->atSpace(oldPos)) oldPos++; } -// qDebug(" -> %d", oldPos); + return oldPos; } /*! Returns the first valid cursor position before \a oldPos that respects the given cursor \a mode. + Returns value of \a oldPos, if \a oldPos is not a valid cursor position. - \sa isValidCursorPosition() nextCursorPosition() + \sa isValidCursorPosition(), nextCursorPosition() */ int QTextLayout::previousCursorPosition(int oldPos, CursorMode mode) const { -// qDebug("looking for previous cursor pos for %d", oldPos); const HB_CharAttributes *attributes = d->attributes(); - if (!attributes || oldPos <= 0) - return 0; + if (!attributes || oldPos <= 0 || oldPos > d->layoutData->string.length()) + return oldPos; + if (mode == SkipCharacters) { oldPos--; while (oldPos && !attributes[oldPos].charStop) @@ -712,7 +724,7 @@ int QTextLayout::previousCursorPosition(int oldPos, CursorMode mode) const oldPos--; } } -// qDebug(" -> %d", oldPos); + return oldPos; } @@ -739,7 +751,6 @@ bool QTextLayout::isValidCursorPosition(int pos) const return attributes[pos].charStop; } - /*! Returns a new text line to be laid out if there is text to be inserted into the layout; otherwise returns an invalid text line. @@ -801,7 +812,7 @@ int QTextLayout::lineCount() const /*! Returns the \a{i}-th line of text in this text layout. - \sa lineCount() lineForTextPosition() + \sa lineCount(), lineForTextPosition() */ QTextLine QTextLayout::lineAt(int i) const { @@ -811,7 +822,7 @@ QTextLine QTextLayout::lineAt(int i) const /*! Returns the line that contains the cursor position specified by \a pos. - \sa isValidCursorPosition() lineAt() + \sa isValidCursorPosition(), lineAt() */ QTextLine QTextLayout::lineForTextPosition(int pos) const { @@ -902,8 +913,9 @@ qreal QTextLayout::maximumWidth() const return d->maxWidth.toReal(); } + /*! - \internal + \internal */ void QTextLayout::setFlags(int flags) { @@ -1028,6 +1040,35 @@ QScriptItem &QTextLineItemIterator::next() return *si; } +static QFixed offsetInLigature(const unsigned short *logClusters, + const QGlyphLayout &glyphs, + int pos, int max, int glyph_pos) +{ + int offsetInCluster = 0; + for (int i = pos - 1; i >= 0; i--) { + if (logClusters[i] == glyph_pos) + offsetInCluster++; + else + break; + } + + // in the case that the offset is inside a (multi-character) glyph, + // interpolate the position. + if (offsetInCluster > 0) { + int clusterLength = 0; + for (int i = pos - offsetInCluster; i < max; i++) { + if (logClusters[i] == glyph_pos) + clusterLength++; + else + break; + } + if (clusterLength) + return glyphs.advances_x[glyph_pos] * offsetInCluster / clusterLength; + } + + return 0; +} + bool QTextLineItemIterator::getSelectionBounds(QFixed *selectionX, QFixed *selectionWidth) const { *selectionX = *selectionWidth = 0; @@ -1067,8 +1108,19 @@ bool QTextLineItemIterator::getSelectionBounds(QFixed *selectionX, QFixed *selec swidth += glyphs.effectiveAdvance(g); } - *selectionX = x + soff; - *selectionWidth = swidth; + // If the starting character is in the middle of a ligature, + // selection should only contain the right part of that ligature + // glyph, so we need to get the width of the left part here and + // add it to *selectionX + QFixed leftOffsetInLigature = offsetInLigature(logClusters, glyphs, from, + to, start_glyph); + *selectionX = x + soff + leftOffsetInLigature; + *selectionWidth = swidth - leftOffsetInLigature; + // If the ending character is also part of a ligature, swidth does + // not contain that part yet, we also need to find out the width of + // that left part + *selectionWidth += offsetInLigature(logClusters, glyphs, to, + eng->length(item), end_glyph); } return true; } @@ -1114,9 +1166,26 @@ static inline QRectF clipIfValid(const QRectF &rect, const QRectF &clip) return clip.isValid() ? (rect & clip) : rect; } + +/*! + Returns the glyph indexes and positions for all glyphs in this QTextLayout. This is an + expensive function, and should not be called in a time sensitive context. + + \since 4.8 + + \sa draw(), QPainter::drawGlyphs() +*/ +QList<QGlyphs> QTextLayout::glyphs() const +{ + QList<QGlyphs> glyphs; + for (int i=0; i<d->lines.size(); ++i) + glyphs += QTextLine(i, d).glyphs(-1, -1); + + return glyphs; +} + /*! - Draws the whole layout on the painter \a p at the position specified by - \a pos. + Draws the whole layout on the painter \a p at the position specified by \a pos. The rendered layout includes the given \a selections and is clipped within the rectangle specified by \a clip. */ @@ -1290,12 +1359,12 @@ void QTextLayout::draw(QPainter *p, const QPointF &pos, const QVector<FormatRang } /*! - \fn void QTextLayout::drawCursor(QPainter *painter, const QPointF &position, int cursorPosition) const - \overload + \fn void QTextLayout::drawCursor(QPainter *painter, const QPointF &position, int cursorPosition) const + \overload - Draws a text cursor with the current pen at the given \a position using the - \a painter specified. - The corresponding position within the text is specified by \a cursorPosition. + Draws a text cursor with the current pen at the given \a position using the + \a painter specified. + The corresponding position within the text is specified by \a cursorPosition. */ void QTextLayout::drawCursor(QPainter *p, const QPointF &pos, int cursorPosition) const { @@ -1303,11 +1372,11 @@ void QTextLayout::drawCursor(QPainter *p, const QPointF &pos, int cursorPosition } /*! - \fn void QTextLayout::drawCursor(QPainter *painter, const QPointF &position, int cursorPosition, int width) const + \fn void QTextLayout::drawCursor(QPainter *painter, const QPointF &position, int cursorPosition, int width) const - Draws a text cursor with the current pen and the specified \a width at the given \a position using the - \a painter specified. - The corresponding position within the text is specified by \a cursorPosition. + Draws a text cursor with the current pen and the specified \a width at the given \a position using the + \a painter specified. + The corresponding position within the text is specified by \a cursorPosition. */ void QTextLayout::drawCursor(QPainter *p, const QPointF &pos, int cursorPosition, int width) const { @@ -1438,7 +1507,7 @@ void QTextLayout::drawCursor(QPainter *p, const QPointF &pos, int cursorPosition /*! Returns the line's bounding rectangle. - \sa x() y() textLength() width() + \sa x(), y(), textLength(), width() */ QRectF QTextLine::rect() const { @@ -1464,7 +1533,7 @@ QRectF QTextLine::naturalTextRect() const /*! Returns the line's x position. - \sa rect() y() textLength() width() + \sa rect(), y(), textLength(), width() */ qreal QTextLine::x() const { @@ -1474,7 +1543,7 @@ qreal QTextLine::x() const /*! Returns the line's y position. - \sa x() rect() textLength() width() + \sa x(), rect(), textLength(), width() */ qreal QTextLine::y() const { @@ -1484,7 +1553,7 @@ qreal QTextLine::y() const /*! Returns the line's width as specified by the layout() function. - \sa naturalTextWidth() x() y() textLength() rect() + \sa naturalTextWidth(), x(), y(), textLength(), rect() */ qreal QTextLine::width() const { @@ -1495,7 +1564,7 @@ qreal QTextLine::width() const /*! Returns the line's ascent. - \sa descent() height() + \sa descent(), height() */ qreal QTextLine::ascent() const { @@ -1505,7 +1574,7 @@ qreal QTextLine::ascent() const /*! Returns the line's descent. - \sa ascent() height() + \sa ascent(), height() */ qreal QTextLine::descent() const { @@ -1517,7 +1586,7 @@ qreal QTextLine::descent() const if leading is not included. If leading is included, this equals to ascent() + descent() + leading() + 1. - \sa ascent() descent() leading() setLeadingIncluded() + \sa ascent(), descent(), leading(), setLeadingIncluded() */ qreal QTextLine::height() const { @@ -1529,24 +1598,25 @@ qreal QTextLine::height() const Returns the line's leading. - \sa ascent() descent() height() + \sa ascent(), descent(), height() */ qreal QTextLine::leading() const { return eng->lines[i].leading.toReal(); } -/*! \since 4.6 +/*! + \since 4.6 - Includes positive leading into the line's height if \a included is true; - otherwise does not include leading. + Includes positive leading into the line's height if \a included is true; + otherwise does not include leading. - By default, leading is not included. + By default, leading is not included. - Note that negative leading is ignored, it must be handled - in the code using the text lines by letting the lines overlap. + Note that negative leading is ignored, it must be handled + in the code using the text lines by letting the lines overlap. - \sa leadingIncluded() + \sa leadingIncluded() */ void QTextLine::setLeadingIncluded(bool included) @@ -1555,20 +1625,21 @@ void QTextLine::setLeadingIncluded(bool included) } -/*! \since 4.6 +/*! + \since 4.6 - Returns true if positive leading is included into the line's height; otherwise returns false. + Returns true if positive leading is included into the line's height; + otherwise returns false. - By default, leading is not included. + By default, leading is not included. - \sa setLeadingIncluded() + \sa setLeadingIncluded() */ bool QTextLine::leadingIncluded() const { return eng->lines[i].leadingIncluded; } - /*! Returns the width of the line that is occupied by text. This is always \<= to width(), and is the minimum width that could be used @@ -1579,14 +1650,15 @@ qreal QTextLine::naturalTextWidth() const return eng->lines[i].textWidth.toReal(); } -/*! \since 4.7 - Returns the horizontal advance of the text. The advance of the text - is the distance from its position to the next position at which - text would naturally be drawn. +/*! + \since 4.7 + Returns the horizontal advance of the text. The advance of the text + is the distance from its position to the next position at which + text would naturally be drawn. - By adding the advance to the position of the text line and using this - as the position of a second text line, you will be able to position - the two lines side-by-side without gaps in-between. + By adding the advance to the position of the text line and using this + as the position of a second text line, you will be able to position + the two lines side-by-side without gaps in-between. */ qreal QTextLine::horizontalAdvance() const { @@ -1764,7 +1836,8 @@ static inline void addNextCluster(int &pos, int end, QScriptLine &line, int &gly ++line.length; } while (pos < end && logClusters[pos] == glyphPosition); do { // calculate the textWidth for the rest of the current cluster. - line.textWidth += glyphs.advances_x[glyphPosition] * !glyphs.attributes[glyphPosition].dontPrint; + if (!glyphs.attributes[glyphPosition].dontPrint) + line.textWidth += glyphs.advances_x[glyphPosition]; ++glyphPosition; } while (glyphPosition < current.num_glyphs && !glyphs.attributes[glyphPosition].clusterStart); @@ -1842,14 +1915,14 @@ void QTextLine::layout_helper(int maxGlyphs) lbh.currentPosition = qMax(line.from, current.position); end = current.position + eng->length(item); lbh.glyphs = eng->shapedGlyphs(¤t); + QFontEngine *fontEngine = eng->fontEngine(current); + if (lbh.fontEngine != fontEngine) { + lbh.fontEngine = fontEngine; + lbh.minimumRightBearing = qMin(QFixed(), + QFixed::fromReal(fontEngine->minRightBearing())); + } } const QScriptItem ¤t = eng->layoutData->items[item]; - QFontEngine *fontEngine = eng->fontEngine(current); - if (lbh.fontEngine != fontEngine) { - lbh.fontEngine = fontEngine; - lbh.minimumRightBearing = qMin(QFixed(), - QFixed::fromReal(fontEngine->minRightBearing())); - } lbh.tmpData.leading = qMax(lbh.tmpData.leading + lbh.tmpData.ascent, current.leading + current.ascent) - qMax(lbh.tmpData.ascent, @@ -2014,9 +2087,10 @@ found: eng->maxWidth += lbh.spaceData.textWidth; if (eng->option.flags() & QTextOption::IncludeTrailingSpaces) line.textWidth += lbh.spaceData.textWidth; - line.length += lbh.spaceData.length; - if (lbh.spaceData.length) + if (lbh.spaceData.length) { + line.length += lbh.spaceData.length; line.hasTrailingSpaces = true; + } line.justified = false; line.gridfitted = false; @@ -2170,6 +2244,151 @@ static void setPenAndDrawBackground(QPainter *p, const QPen &defaultPen, const Q } +namespace { + struct GlyphInfo + { + GlyphInfo(const QGlyphLayout &layout, const QPointF &position, + const QTextItemInt::RenderFlags &renderFlags) + : glyphLayout(layout), itemPosition(position), flags(renderFlags) + { + } + + QGlyphLayout glyphLayout; + QPointF itemPosition; + QTextItem::RenderFlags flags; + }; +} + +/*! + \internal + + Returns the glyph indexes and positions for all glyphs in this QTextLine which reside in + QScriptItems that overlap with the range defined by \a from and \a length. The arguments + specify characters, relative to the text in the layout. Note that it is not possible to + use this function to retrieve a subset of the glyphs in a QScriptItem. + + \since 4.8 + + \sa QTextLayout::glyphs() +*/ +QList<QGlyphs> QTextLine::glyphs(int from, int length) const +{ + const QScriptLine &line = eng->lines[i]; + + if (line.length == 0) + return QList<QGlyphs>(); + + QHash<QFontEngine *, GlyphInfo> glyphLayoutHash; + + QTextLineItemIterator iterator(eng, i); + qreal y = line.y.toReal() + line.base().toReal(); + while (!iterator.atEnd()) { + QScriptItem &si = iterator.next(); + if (si.analysis.flags >= QScriptAnalysis::TabOrObject) + continue; + + QPointF pos(iterator.x.toReal(), y); + if (from >= 0 && length >= 0 && + (from >= si.position + eng->length(&si) || from + length <= si.position)) + continue; + + QFont font = eng->font(si); + + QTextItem::RenderFlags flags; + if (font.overline()) + flags |= QTextItem::Overline; + if (font.underline()) + flags |= QTextItem::Underline; + if (font.strikeOut()) + flags |= QTextItem::StrikeOut; + if (si.analysis.bidiLevel % 2) + flags |= QTextItem::RightToLeft; + + QGlyphLayout glyphLayout = eng->shapedGlyphs(&si).mid(iterator.glyphsStart, + iterator.glyphsEnd - iterator.glyphsStart); + + if (glyphLayout.numGlyphs > 0) { + QFontEngine *mainFontEngine = font.d->engineForScript(si.analysis.script); + if (mainFontEngine->type() == QFontEngine::Multi) { + QFontEngineMulti *multiFontEngine = static_cast<QFontEngineMulti *>(mainFontEngine); + int start = 0; + int end; + int which = glyphLayout.glyphs[0] >> 24; + for (end = 0; end < glyphLayout.numGlyphs; ++end) { + const int e = glyphLayout.glyphs[end] >> 24; + if (e == which) + continue; + + QGlyphLayout subLayout = glyphLayout.mid(start, end - start); + glyphLayoutHash.insertMulti(multiFontEngine->engine(which), + GlyphInfo(subLayout, pos, flags)); + + start = end; + which = e; + } + + QGlyphLayout subLayout = glyphLayout.mid(start, end - start); + glyphLayoutHash.insertMulti(multiFontEngine->engine(which), + GlyphInfo(subLayout, pos, flags)); + + } else { + glyphLayoutHash.insertMulti(mainFontEngine, + GlyphInfo(glyphLayout, pos, flags)); + } + } + } + + QHash<QPair<QFontEngine *, int>, QGlyphs> glyphsHash; + + QList<QFontEngine *> keys = glyphLayoutHash.uniqueKeys(); + for (int i=0; i<keys.size(); ++i) { + QFontEngine *fontEngine = keys.at(i); + + // Make a font for this particular engine + QFont font = fontEngine->createExplicitFont(); + + QList<GlyphInfo> glyphLayouts = glyphLayoutHash.values(fontEngine); + for (int j=0; j<glyphLayouts.size(); ++j) { + const QPointF &pos = glyphLayouts.at(j).itemPosition; + const QGlyphLayout &glyphLayout = glyphLayouts.at(j).glyphLayout; + const QTextItem::RenderFlags &flags = glyphLayouts.at(j).flags; + + font.setOverline(flags.testFlag(QTextItem::Overline)); + font.setUnderline(flags.testFlag(QTextItem::Underline)); + font.setStrikeOut(flags.testFlag(QTextItem::StrikeOut)); + + QVarLengthArray<glyph_t> glyphsArray; + QVarLengthArray<QFixedPoint> positionsArray; + + fontEngine->getGlyphPositions(glyphLayout, QTransform(), flags, glyphsArray, + positionsArray); + Q_ASSERT(glyphsArray.size() == positionsArray.size()); + + QVector<quint32> glyphs; + QVector<QPointF> positions; + for (int i=0; i<glyphsArray.size(); ++i) { + glyphs.append(glyphsArray.at(i) & 0xffffff); + positions.append(positionsArray.at(i).toPointF() + pos); + } + + QGlyphs glyphIndexes; + glyphIndexes.setGlyphIndexes(glyphs); + glyphIndexes.setPositions(positions); + + QPair<QFontEngine *, int> key(fontEngine, int(flags)); + + if (!glyphsHash.contains(key)) + glyphsHash.insert(key, QGlyphs()); + + QGlyphs &target = glyphsHash[key]; + target += glyphIndexes; + target.setFont(font); + } + } + + return glyphsHash.values(); +} + /*! \fn void QTextLine::draw(QPainter *painter, const QPointF &position, const QTextLayout::FormatRange *selection) const @@ -2219,8 +2438,12 @@ void QTextLine::draw(QPainter *p, const QPointF &pos, const QTextLayout::FormatR QTextCharFormat format; if (eng->hasFormats() || selection) { - if (!suppressColors) - format = eng->format(&si); + format = eng->format(&si); + if (suppressColors) { + format.clearForeground(); + format.clearBackground(); + format.clearProperty(QTextFormat::TextUnderlineColor); + } if (selection) format.merge(selection->format); @@ -2366,21 +2589,20 @@ void QTextLine::draw(QPainter *p, const QPointF &pos, const QTextLayout::FormatR } /*! - \fn int QTextLine::cursorToX(int cursorPos, Edge edge) const + \fn int QTextLine::cursorToX(int cursorPos, Edge edge) const - \overload + \overload */ - /*! - Converts the cursor position \a cursorPos to the corresponding x position - inside the line, taking account of the \a edge. + Converts the cursor position \a cursorPos to the corresponding x position + inside the line, taking account of the \a edge. - If \a cursorPos is not a valid cursor position, the nearest valid - cursor position will be used instead, and cpos will be modified to - point to this valid cursor position. + If \a cursorPos is not a valid cursor position, the nearest valid + cursor position will be used instead, and cpos will be modified to + point to this valid cursor position. - \sa xToCursor() + \sa xToCursor() */ qreal QTextLine::cursorToX(int *cursorPos, Edge edge) const { @@ -2479,14 +2701,6 @@ qreal QTextLine::cursorToX(int *cursorPos, Edge edge) const if(pos == l) x += si->width; } else { - int offsetInCluster = 0; - for (int i=pos-1; i >= 0; i--) { - if (logClusters[i] == glyph_pos) - offsetInCluster++; - else - break; - } - if (reverse) { int end = qMin(lineEnd, si->position + l) - si->position; int glyph_end = end == l ? si->num_glyphs : logClusters[end]; @@ -2498,17 +2712,7 @@ qreal QTextLine::cursorToX(int *cursorPos, Edge edge) const for (int i = glyph_start; i < glyph_pos; i++) x += glyphs.effectiveAdvance(i); } - if (offsetInCluster > 0) { // in the case that the offset is inside a (multi-character) glyph, interpolate the position. - int clusterLength = 0; - for (int i=pos - offsetInCluster; i < line.length; i++) { - if (logClusters[i] == glyph_pos) - clusterLength++; - else - break; - } - if (clusterLength) - x+= glyphs.advances_x[glyph_pos] * offsetInCluster / clusterLength; - } + x += offsetInLigature(logClusters, glyphs, pos, line.length, glyph_pos); } *cursorPos = pos + si->position; @@ -2516,12 +2720,12 @@ qreal QTextLine::cursorToX(int *cursorPos, Edge edge) const } /*! - \fn int QTextLine::xToCursor(qreal x, CursorPosition cpos) const + \fn int QTextLine::xToCursor(qreal x, CursorPosition cpos) const - Converts the x-coordinate \a x, to the nearest matching cursor - position, depending on the cursor position type, \a cpos. + Converts the x-coordinate \a x, to the nearest matching cursor + position, depending on the cursor position type, \a cpos. - \sa cursorToX() + \sa cursorToX() */ int QTextLine::xToCursor(qreal _x, CursorPosition cpos) const { diff --git a/src/gui/text/qtextlayout.h b/src/gui/text/qtextlayout.h index 44451ecbd2..0f64c338d5 100644 --- a/src/gui/text/qtextlayout.h +++ b/src/gui/text/qtextlayout.h @@ -49,6 +49,7 @@ #include <QtCore/qobject.h> #include <QtGui/qevent.h> #include <QtGui/qtextformat.h> +#include <QtGui/qglyphs.h> QT_BEGIN_HEADER @@ -166,6 +167,8 @@ public: qreal minimumWidth() const; qreal maximumWidth() const; + QList<QGlyphs> glyphs() const; + QTextEngine *engine() const { return d; } void setFlags(int flags); private: @@ -236,7 +239,10 @@ public: private: QTextLine(int line, QTextEngine *e) : i(line), eng(e) {} void layout_helper(int numGlyphs); + QList<QGlyphs> glyphs(int from, int length) const; + friend class QTextLayout; + friend class QTextFragment; int i; QTextEngine *eng; }; diff --git a/src/gui/text/qtextlist.cpp b/src/gui/text/qtextlist.cpp index 3528d932ed..21935aa915 100644 --- a/src/gui/text/qtextlist.cpp +++ b/src/gui/text/qtextlist.cpp @@ -191,6 +191,13 @@ QString QTextList::itemText(const QTextBlock &blockIt) const QString result; const int style = format().style(); + QString numberPrefix; + QString numberSuffix = QLatin1String("."); + + if (format().hasProperty(QTextFormat::ListNumberPrefix)) + numberPrefix = format().numberPrefix(); + if (format().hasProperty(QTextFormat::ListNumberSuffix)) + numberSuffix = format().numberSuffix(); switch (style) { case QTextListFormat::ListDecimal: @@ -232,7 +239,7 @@ QString QTextList::itemText(const QTextBlock &blockIt) const if (q > 0) { int startDigit = i + (i+3)/4; int numDigits; - if (i % 4) { + if (i % 4) { // c[i] == 4|5|9|40|50|90|400|500|900 if ((i-2) % 4) { // c[i] == 4|9|40|90|400|900 => with subtraction (IV, IX, XL, XC, ...) @@ -263,8 +270,9 @@ QString QTextList::itemText(const QTextBlock &blockIt) const Q_ASSERT(false); } if (blockIt.textDirection() == Qt::RightToLeft) - return result.prepend(QLatin1Char('.')); - return result + QLatin1Char('.'); + return numberSuffix + result + numberPrefix; + else + return numberPrefix + result + numberSuffix; } /*! diff --git a/src/gui/text/qtextobject.cpp b/src/gui/text/qtextobject.cpp index e323fd0f64..c5b6e14a74 100644 --- a/src/gui/text/qtextobject.cpp +++ b/src/gui/text/qtextobject.cpp @@ -1655,6 +1655,35 @@ QTextBlock::iterator &QTextBlock::iterator::operator--() than the \a other text fragment; otherwise returns false. */ +/*! + Returns the glyphs of this text fragment. The positions of the glyphs are + relative to the position of the QTextBlock's layout. + + \sa QGlyphs, QTextBlock::layout(), QTextLayout::position(), QPainter::drawGlyphs() +*/ +QList<QGlyphs> QTextFragment::glyphs() const +{ + if (!p || !n) + return QList<QGlyphs>(); + + int pos = position(); + int len = length(); + if (len == 0) + return QList<QGlyphs>(); + + int blockNode = p->blockMap().findNode(pos); + + const QTextBlockData *blockData = p->blockMap().fragment(blockNode); + QTextLayout *layout = blockData->layout; + + QList<QGlyphs> ret; + for (int i=0; i<layout->lineCount(); ++i) { + QTextLine textLine = layout->lineAt(i); + ret += textLine.glyphs(pos, len); + } + + return ret; +} /*! Returns the position of this text fragment in the document. diff --git a/src/gui/text/qtextobject.h b/src/gui/text/qtextobject.h index d5c1e8df79..fface3ffea 100644 --- a/src/gui/text/qtextobject.h +++ b/src/gui/text/qtextobject.h @@ -44,6 +44,7 @@ #include <QtCore/qobject.h> #include <QtGui/qtextformat.h> +#include <QtGui/qglyphs.h> QT_BEGIN_HEADER @@ -315,6 +316,8 @@ public: int charFormatIndex() const; QString text() const; + QList<QGlyphs> glyphs() const; + private: const QTextDocumentPrivate *p; int n; diff --git a/src/gui/text/qtextodfwriter.cpp b/src/gui/text/qtextodfwriter.cpp index 0c9655b6fd..c2e47f3df6 100644 --- a/src/gui/text/qtextodfwriter.cpp +++ b/src/gui/text/qtextodfwriter.cpp @@ -636,7 +636,15 @@ void QTextOdfWriter::writeListFormat(QXmlStreamWriter &writer, QTextListFormat f || style == QTextListFormat::ListUpperRoman) { writer.writeStartElement(textNS, QString::fromLatin1("list-level-style-number")); writer.writeAttribute(styleNS, QString::fromLatin1("num-format"), bulletChar(style)); - writer.writeAttribute(styleNS, QString::fromLatin1("num-suffix"), QString::fromLatin1(".")); + + if (format.hasProperty(QTextFormat::ListNumberSuffix)) + writer.writeAttribute(styleNS, QString::fromLatin1("num-suffix"), format.numberSuffix()); + else + writer.writeAttribute(styleNS, QString::fromLatin1("num-suffix"), QString::fromLatin1(".")); + + if (format.hasProperty(QTextFormat::ListNumberPrefix)) + writer.writeAttribute(styleNS, QString::fromLatin1("num-prefix"), format.numberPrefix()); + } else { writer.writeStartElement(textNS, QString::fromLatin1("list-level-style-bullet")); writer.writeAttribute(textNS, QString::fromLatin1("bullet-char"), bulletChar(style)); diff --git a/src/gui/text/text.pri b/src/gui/text/text.pri index af8daa5d99..daafdd9db4 100644 --- a/src/gui/text/text.pri +++ b/src/gui/text/text.pri @@ -25,7 +25,7 @@ HEADERS += \ text/qabstracttextdocumentlayout.h \ text/qtextdocumentlayout_p.h \ text/qtextcursor.h \ - text/qtextcursor_p.h \ + text/qtextcursor_p.h \ text/qtextdocumentfragment.h \ text/qtextdocumentfragment_p.h \ text/qtextimagehandler_p.h \ @@ -39,7 +39,9 @@ HEADERS += \ text/qzipwriter_p.h \ text/qtextodfwriter_p.h \ text/qstatictext_p.h \ - text/qstatictext.h + text/qstatictext.h \ + text/qglyphs.h \ + text/qglyphs_p.h SOURCES += \ text/qfont.cpp \ @@ -69,7 +71,8 @@ SOURCES += \ text/qcssparser.cpp \ text/qzip.cpp \ text/qtextodfwriter.cpp \ - text/qstatictext.cpp + text/qstatictext.cpp \ + text/qglyphs.cpp win32 { SOURCES += \ @@ -89,10 +92,16 @@ unix:x11 { text/qfontengine_ft.cpp } -!embedded:!x11:mac { +!embedded:!qpa:!x11:mac { + HEADERS += \ + text/qfontengine_mac_p.h + OBJECTIVE_HEADERS += \ + text/qfontengine_coretext_p.h SOURCES += \ - text/qfont_mac.cpp - OBJECTIVE_SOURCES += text/qfontengine_mac.mm + text/qfont_mac.cpp + OBJECTIVE_SOURCES += \ + text/qfontengine_coretext.mm \ + text/qfontengine_mac.mm } embedded { @@ -110,6 +119,19 @@ embedded { DEFINES += QT_NO_FONTCONFIG } +qpa { + SOURCES += \ + text/qfont_qpa.cpp \ + text/qfontengine_qpa.cpp \ + text/qplatformfontdatabase_qpa.cpp + + HEADERS += \ + text/qplatformfontdatabase_qpa.h + + DEFINES += QT_NO_FONTCONFIG + DEFINES += QT_NO_FREETYPE +} + symbian { SOURCES += \ text/qfont_s60.cpp @@ -129,6 +151,7 @@ symbian { } } +!qpa { contains(QT_CONFIG, freetype) { SOURCES += \ ../3rdparty/freetype/src/base/ftbase.c \ @@ -202,6 +225,7 @@ contains(QT_CONFIG, freetype) { contains(QT_CONFIG, fontconfig) { CONFIG += opentype } +}#!qpa DEFINES += QT_NO_OPENTYPE INCLUDEPATH += ../3rdparty/harfbuzz/src |