diff options
Diffstat (limited to 'src/widgets/platforms/win/qfontdatabase_win.cpp')
| -rw-r--r-- | src/widgets/platforms/win/qfontdatabase_win.cpp | 1348 |
1 files changed, 0 insertions, 1348 deletions
diff --git a/src/widgets/platforms/win/qfontdatabase_win.cpp b/src/widgets/platforms/win/qfontdatabase_win.cpp deleted file mode 100644 index 788eb307c3..0000000000 --- a/src/widgets/platforms/win/qfontdatabase_win.cpp +++ /dev/null @@ -1,1348 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2011 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. -** -** $QT_BEGIN_LICENSE:LGPL$ -** GNU Lesser General Public License Usage -** 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. -** -** GNU General Public License Usage -** Alternatively, this file may be used under the terms of the GNU General -** Public License version 3.0 as published by the Free Software Foundation -** and appearing in the file LICENSE.GPL included in the packaging of this -** file. Please review the following information to ensure the GNU General -** Public License version 3.0 requirements will be met: -** http://www.gnu.org/copyleft/gpl.html. -** -** Other Usage -** Alternatively, this file may be used in accordance with the terms and -** conditions contained in a signed written agreement between you and Nokia. -** -** -** -** -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include "qt_windows.h" -#include <qmath.h> -#include <private/qapplication_p.h> -#include "qfont_p.h" -#include "qfontengine_p.h" -#include "qpaintdevice.h" -#include <private/qsystemlibrary_p.h> -#include "qabstractfileengine.h" -#include "qendian.h" - -#if !defined(QT_NO_DIRECTWRITE) -# include "qsettings.h" -# include "qfontenginedirectwrite_p.h" -#endif - -#ifdef Q_OS_WINCE -# include <QTemporaryFile> -#endif - -QT_BEGIN_NAMESPACE - -extern HDC shared_dc(); // common dc for all fonts - -#ifdef MAKE_TAG -#undef MAKE_TAG -#endif -// GetFontData expects the tags in little endian ;( -#define MAKE_TAG(ch1, ch2, ch3, ch4) (\ - (((quint32)(ch4)) << 24) | \ - (((quint32)(ch3)) << 16) | \ - (((quint32)(ch2)) << 8) | \ - ((quint32)(ch1)) \ - ) - -static HFONT stock_sysfont = 0; - -static bool localizedName(const QString &name) -{ - const QChar *c = name.unicode(); - for(int i = 0; i < name.length(); ++i) { - if(c[i].unicode() >= 0x100) - return true; - } - return false; -} - -static inline quint16 getUShort(const unsigned char *p) -{ - quint16 val; - val = *p++ << 8; - val |= *p; - - return val; -} - -static QString getEnglishName(const uchar *table, quint32 bytes) -{ - QString i18n_name; - enum { - NameRecordSize = 12, - FamilyId = 1, - MS_LangIdEnglish = 0x009 - }; - - // get the name table - quint16 count; - quint16 string_offset; - const unsigned char *names; - - int microsoft_id = -1; - int apple_id = -1; - int unicode_id = -1; - - if(getUShort(table) != 0) - goto error; - - count = getUShort(table+2); - string_offset = getUShort(table+4); - names = table + 6; - - if(string_offset >= bytes || 6 + count*NameRecordSize > string_offset) - goto error; - - for(int i = 0; i < count; ++i) { - // search for the correct name entry - - quint16 platform_id = getUShort(names + i*NameRecordSize); - quint16 encoding_id = getUShort(names + 2 + i*NameRecordSize); - quint16 language_id = getUShort(names + 4 + i*NameRecordSize); - quint16 name_id = getUShort(names + 6 + i*NameRecordSize); - - if(name_id != FamilyId) - continue; - - enum { - PlatformId_Unicode = 0, - PlatformId_Apple = 1, - PlatformId_Microsoft = 3 - }; - - quint16 length = getUShort(names + 8 + i*NameRecordSize); - quint16 offset = getUShort(names + 10 + i*NameRecordSize); - if(DWORD(string_offset + offset + length) >= bytes) - continue; - - if ((platform_id == PlatformId_Microsoft - && (encoding_id == 0 || encoding_id == 1)) - && (language_id & 0x3ff) == MS_LangIdEnglish - && microsoft_id == -1) - microsoft_id = i; - // not sure if encoding id 4 for Unicode is utf16 or ucs4... - else if(platform_id == PlatformId_Unicode && encoding_id < 4 && unicode_id == -1) - unicode_id = i; - else if(platform_id == PlatformId_Apple && encoding_id == 0 && language_id == 0) - apple_id = i; - } - { - bool unicode = false; - int id = -1; - if(microsoft_id != -1) { - id = microsoft_id; - unicode = true; - } else if(apple_id != -1) { - id = apple_id; - unicode = false; - } else if (unicode_id != -1) { - id = unicode_id; - unicode = true; - } - if(id != -1) { - quint16 length = getUShort(names + 8 + id*NameRecordSize); - quint16 offset = getUShort(names + 10 + id*NameRecordSize); - if(unicode) { - // utf16 - - length /= 2; - i18n_name.resize(length); - QChar *uc = (QChar *) i18n_name.unicode(); - const unsigned char *string = table + string_offset + offset; - for(int i = 0; i < length; ++i) - uc[i] = getUShort(string + 2*i); - } else { - // Apple Roman - - i18n_name.resize(length); - QChar *uc = (QChar *) i18n_name.unicode(); - const unsigned char *string = table + string_offset + offset; - for(int i = 0; i < length; ++i) - uc[i] = QLatin1Char(string[i]); - } - } - } - error: - //qDebug("got i18n name of '%s' for font '%s'", i18n_name.latin1(), familyName.toLocal8Bit().data()); - return i18n_name; -} - -static QString getEnglishName(const QString &familyName) -{ - QString i18n_name; - - HDC hdc = GetDC( 0 ); - LOGFONT lf; - memset(&lf, 0, sizeof(LOGFONT)); - memcpy(lf.lfFaceName, familyName.utf16(), qMin(LF_FACESIZE, familyName.length()) * sizeof(wchar_t)); - lf.lfCharSet = DEFAULT_CHARSET; - HFONT hfont = CreateFontIndirect(&lf); - - if(!hfont) { - ReleaseDC(0, hdc); - return QString(); - } - - HGDIOBJ oldobj = SelectObject( hdc, hfont ); - - const DWORD name_tag = MAKE_TAG( 'n', 'a', 'm', 'e' ); - - // get the name table - unsigned char *table = 0; - - DWORD bytes = GetFontData( hdc, name_tag, 0, 0, 0 ); - if ( bytes == GDI_ERROR ) { - // ### Unused variable - /* int err = GetLastError(); */ - goto error; - } - - table = new unsigned char[bytes]; - GetFontData(hdc, name_tag, 0, table, bytes); - if ( bytes == GDI_ERROR ) - goto error; - - i18n_name = getEnglishName(table, bytes); -error: - delete [] table; - SelectObject( hdc, oldobj ); - DeleteObject( hfont ); - ReleaseDC( 0, hdc ); - - //qDebug("got i18n name of '%s' for font '%s'", i18n_name.latin1(), familyName.toLocal8Bit().data()); - return i18n_name; -} - -extern QFont::Weight weightFromInteger(int weight); // qfontdatabase.cpp - -static -void addFontToDatabase(QString familyName, const QString &scriptName, - TEXTMETRIC *textmetric, - const FONTSIGNATURE *signature, - int type) -{ - const int script = -1; - const QString foundryName; - Q_UNUSED(script); - - bool italic = false; - int weight; - bool fixed; - bool ttf; - bool scalable; - int size; - -// QString escript = QString::fromWCharArray(f->elfScript); -// qDebug("script=%s", escript.latin1()); - - NEWTEXTMETRIC *tm = (NEWTEXTMETRIC *)textmetric; - fixed = !(tm->tmPitchAndFamily & TMPF_FIXED_PITCH); - ttf = (tm->tmPitchAndFamily & TMPF_TRUETYPE); - scalable = tm->tmPitchAndFamily & (TMPF_VECTOR|TMPF_TRUETYPE); - size = scalable ? SMOOTH_SCALABLE : tm->tmHeight; - italic = tm->tmItalic; - weight = tm->tmWeight; - - // the "@family" fonts are just the same as "family". Ignore them. - if (familyName[0] != QLatin1Char('@') && !familyName.startsWith(QLatin1String("WST_"))) { - QtFontStyle::Key styleKey; - styleKey.style = italic ? QFont::StyleItalic : QFont::StyleNormal; - styleKey.weight = weightFromInteger(weight); - - QtFontFamily *family = privateDb()->family(familyName, true); - - if(ttf && localizedName(familyName) && family->english_name.isEmpty()) - family->english_name = getEnglishName(familyName); - - QtFontFoundry *foundry = family->foundry(foundryName, true); - QtFontStyle *style = foundry->style(styleKey, QString(), true); - style->smoothScalable = scalable; - style->pixelSize( size, TRUE); - - // add fonts windows can generate for us: - if (styleKey.weight <= QFont::DemiBold) { - QtFontStyle::Key key(styleKey); - key.weight = QFont::Bold; - QtFontStyle *style = foundry->style(key, QString(), true); - style->smoothScalable = scalable; - style->pixelSize( size, TRUE); - } - if (styleKey.style != QFont::StyleItalic) { - QtFontStyle::Key key(styleKey); - key.style = QFont::StyleItalic; - QtFontStyle *style = foundry->style(key, QString(), true); - style->smoothScalable = scalable; - style->pixelSize( size, TRUE); - } - if (styleKey.weight <= QFont::DemiBold && styleKey.style != QFont::StyleItalic) { - QtFontStyle::Key key(styleKey); - key.weight = QFont::Bold; - key.style = QFont::StyleItalic; - QtFontStyle *style = foundry->style(key, QString(), true); - style->smoothScalable = scalable; - style->pixelSize( size, TRUE); - } - - family->fixedPitch = fixed; - - if (!family->writingSystemCheck && type & TRUETYPE_FONTTYPE) { - quint32 unicodeRange[4] = { - signature->fsUsb[0], signature->fsUsb[1], - signature->fsUsb[2], signature->fsUsb[3] - }; -#ifdef Q_WS_WINCE - if (signature->fsUsb[0] == 0) { - // If the unicode ranges bit mask is zero then - // EnumFontFamiliesEx failed to determine it properly. - // In this case we just pretend that the font supports all languages. - unicodeRange[0] = 0xbfffffff; // second most significant bit must be zero - unicodeRange[1] = 0xffffffff; - unicodeRange[2] = 0xffffffff; - unicodeRange[3] = 0xffffffff; - } -#endif - quint32 codePageRange[2] = { - signature->fsCsb[0], signature->fsCsb[1] - }; - QList<QFontDatabase::WritingSystem> systems = qt_determine_writing_systems_from_truetype_bits(unicodeRange, codePageRange); - - for (int i = 0; i < systems.count(); ++i) { - QFontDatabase::WritingSystem writingSystem = systems.at(i); - - // ### Hack to work around problem with Thai text on Windows 7. Segoe UI contains - // the symbol for Baht, and Windows thus reports that it supports the Thai script. - // Since it's the default UI font on this platform, most widgets will be unable to - // display Thai text by default. As a temporary work around, we special case Segoe UI - // and remove the Thai script from its list of supported writing systems. - if (writingSystem != QFontDatabase::Thai || familyName != QLatin1String("Segoe UI")) - family->writingSystems[writingSystem] = QtFontFamily::Supported; - } - } else if (!family->writingSystemCheck) { - //qDebug("family='%s' script=%s", family->name.latin1(), script.latin1()); - if (scriptName == QLatin1String("Western") - || scriptName == QLatin1String("Baltic") - || scriptName == QLatin1String("Central European") - || scriptName == QLatin1String("Turkish") - || scriptName == QLatin1String("Vietnamese")) - family->writingSystems[QFontDatabase::Latin] = QtFontFamily::Supported; - else if (scriptName == QLatin1String("Thai")) - family->writingSystems[QFontDatabase::Thai] = QtFontFamily::Supported; - else if (scriptName == QLatin1String("Symbol") - || scriptName == QLatin1String("Other")) - family->writingSystems[QFontDatabase::Symbol] = QtFontFamily::Supported; - else if (scriptName == QLatin1String("OEM/Dos")) - family->writingSystems[QFontDatabase::Latin] = QtFontFamily::Supported; - else if (scriptName == QLatin1String("CHINESE_GB2312")) - family->writingSystems[QFontDatabase::SimplifiedChinese] = QtFontFamily::Supported; - else if (scriptName == QLatin1String("CHINESE_BIG5")) - family->writingSystems[QFontDatabase::TraditionalChinese] = QtFontFamily::Supported; - else if (scriptName == QLatin1String("Cyrillic")) - family->writingSystems[QFontDatabase::Cyrillic] = QtFontFamily::Supported; - else if (scriptName == QLatin1String("Hangul")) - family->writingSystems[QFontDatabase::Korean] = QtFontFamily::Supported; - else if (scriptName == QLatin1String("Hebrew")) - family->writingSystems[QFontDatabase::Hebrew] = QtFontFamily::Supported; - else if (scriptName == QLatin1String("Greek")) - family->writingSystems[QFontDatabase::Greek] = QtFontFamily::Supported; - else if (scriptName == QLatin1String("Japanese")) - family->writingSystems[QFontDatabase::Japanese] = QtFontFamily::Supported; - else if (scriptName == QLatin1String("Arabic")) - family->writingSystems[QFontDatabase::Arabic] = QtFontFamily::Supported; - } - } -} - -static -int CALLBACK -storeFont(ENUMLOGFONTEX* f, NEWTEXTMETRICEX *textmetric, int type, LPARAM /*p*/) -{ - QString familyName = QString::fromWCharArray(f->elfLogFont.lfFaceName); - QString script = QString::fromWCharArray(f->elfScript); - - FONTSIGNATURE signature = textmetric->ntmFontSig; - - // NEWTEXTMETRICEX is a NEWTEXTMETRIC, which according to the documentation is - // identical to a TEXTMETRIC except for the last four members, which we don't use - // anyway - addFontToDatabase(familyName, script, (TEXTMETRIC *)textmetric, &signature, type); - // keep on enumerating - return 1; -} - -static -void populate_database(const QString& fam) -{ - QFontDatabasePrivate *d = privateDb(); - if (!d) - return; - - QtFontFamily *family = 0; - if(!fam.isEmpty()) { - family = d->family(fam); - if(family && family->loaded) - return; - } else if (d->count) { - return; - } - - HDC dummy = GetDC(0); - - LOGFONT lf; - lf.lfCharSet = DEFAULT_CHARSET; - if (fam.isNull()) { - lf.lfFaceName[0] = 0; - } else { - memcpy(lf.lfFaceName, fam.utf16(), sizeof(wchar_t) * qMin(fam.length() + 1, 32)); // 32 = Windows hard-coded - } - lf.lfPitchAndFamily = 0; - - EnumFontFamiliesEx(dummy, &lf, - (FONTENUMPROC)storeFont, (LPARAM)privateDb(), 0); - - ReleaseDC(0, dummy); - - for (int i = 0; i < d->applicationFonts.count(); ++i) { - QFontDatabasePrivate::ApplicationFont fnt = d->applicationFonts.at(i); - if (!fnt.memoryFont) - continue; - for (int j = 0; j < fnt.families.count(); ++j) { - const QString familyName = fnt.families.at(j); - HDC hdc = GetDC(0); - LOGFONT lf; - memset(&lf, 0, sizeof(LOGFONT)); - memcpy(lf.lfFaceName, familyName.utf16(), sizeof(wchar_t) * qMin(LF_FACESIZE, familyName.size())); - lf.lfCharSet = DEFAULT_CHARSET; - HFONT hfont = CreateFontIndirect(&lf); - HGDIOBJ oldobj = SelectObject(hdc, hfont); - - TEXTMETRIC textMetrics; - GetTextMetrics(hdc, &textMetrics); - - addFontToDatabase(familyName, QString(), - &textMetrics, - &fnt.signatures.at(j), - TRUETYPE_FONTTYPE); - - SelectObject(hdc, oldobj); - DeleteObject(hfont); - ReleaseDC(0, hdc); - } - } - - if(!fam.isEmpty()) { - family = d->family(fam); - if(family) { - if(!family->writingSystemCheck) { - } - family->loaded = true; - } - } -} - -static void initializeDb() -{ - QFontDatabasePrivate *db = privateDb(); - if (!db || db->count) - return; - - populate_database(QString()); - -#ifdef QFONTDATABASE_DEBUG - // print the database - for (int f = 0; f < db->count; f++) { - QtFontFamily *family = db->families[f]; - qDebug(" %s: %p", qPrintable(family->name), family); - populate_database(family->name); - -#if 0 - qDebug(" scripts supported:"); - for (int i = 0; i < QUnicodeTables::ScriptCount; i++) - if(family->writingSystems[i] & QtFontFamily::Supported) - qDebug(" %d", i); - for (int fd = 0; fd < family->count; fd++) { - QtFontFoundry *foundry = family->foundries[fd]; - qDebug(" %s", foundry->name.latin1()); - for (int s = 0; s < foundry->count; s++) { - QtFontStyle *style = foundry->styles[s]; - qDebug(" style: style=%d weight=%d smooth=%d", style->key.style, - style->key.weight, style->smoothScalable ); - if(!style->smoothScalable) { - for(int i = 0; i < style->count; ++i) { - qDebug(" %d", style->pixelSizes[i].pixelSize); - } - } - } - } -#endif - } -#endif // QFONTDATABASE_DEBUG - -} - -static inline void load(const QString &family = QString(), int = -1) -{ - populate_database(family); -} - - - - - -// -------------------------------------------------------------------------------------- -// font loader -// -------------------------------------------------------------------------------------- - - - -static void initFontInfo(QFontEngineWin *fe, const QFontDef &request, HDC fontHdc, int dpi) -{ - fe->fontDef = request; // most settings are equal - - HDC dc = ((request.styleStrategy & QFont::PreferDevice) && fontHdc) ? fontHdc : shared_dc(); - SelectObject(dc, fe->hfont); - wchar_t n[64]; - GetTextFace(dc, 64, n); - fe->fontDef.family = QString::fromWCharArray(n); - fe->fontDef.fixedPitch = !(fe->tm.tmPitchAndFamily & TMPF_FIXED_PITCH); - if (fe->fontDef.pointSize < 0) { - fe->fontDef.pointSize = fe->fontDef.pixelSize * 72. / dpi; - } else if (fe->fontDef.pixelSize == -1) { - fe->fontDef.pixelSize = qRound(fe->fontDef.pointSize * dpi / 72.); - } -} - -#if !defined(QT_NO_DIRECTWRITE) -static void initFontInfo(QFontEngineDirectWrite *fe, const QFontDef &request, - int dpi, IDWriteFont *font) -{ - fe->fontDef = request; - - IDWriteFontFamily *fontFamily = NULL; - HRESULT hr = font->GetFontFamily(&fontFamily); - - IDWriteLocalizedStrings *familyNames = NULL; - if (SUCCEEDED(hr)) - hr = fontFamily->GetFamilyNames(&familyNames); - - UINT32 index = 0; - BOOL exists = false; - - wchar_t localeName[LOCALE_NAME_MAX_LENGTH]; - - if (SUCCEEDED(hr)) { - int defaultLocaleSuccess = GetUserDefaultLocaleName(localeName, LOCALE_NAME_MAX_LENGTH); - - if (defaultLocaleSuccess) - hr = familyNames->FindLocaleName(localeName, &index, &exists); - - if (SUCCEEDED(hr) && !exists) - hr = familyNames->FindLocaleName(L"en-us", &index, &exists); - } - - if (!exists) - index = 0; - - UINT32 length = 0; - if (SUCCEEDED(hr)) - hr = familyNames->GetStringLength(index, &length); - - wchar_t *name = new (std::nothrow) wchar_t[length+1]; - if (name == NULL) - hr = E_OUTOFMEMORY; - - // Get the family name. - if (SUCCEEDED(hr)) - hr = familyNames->GetString(index, name, length + 1); - - if (SUCCEEDED(hr)) - fe->fontDef.family = QString::fromWCharArray(name); - - delete[] name; - if (familyNames != NULL) - familyNames->Release(); - - if (FAILED(hr)) - qErrnoWarning(hr, "initFontInfo: Failed to get family name"); - - if (fe->fontDef.pointSize < 0) - fe->fontDef.pointSize = fe->fontDef.pixelSize * 72. / dpi; - else if (fe->fontDef.pixelSize == -1) - fe->fontDef.pixelSize = qRound(fe->fontDef.pointSize * dpi / 72.); -} -#endif - -static const char *other_tryFonts[] = { - "Arial", - "MS UI Gothic", - "Gulim", - "SimSun", - "PMingLiU", - "Arial Unicode MS", - 0 -}; - -static const char *jp_tryFonts [] = { - "MS UI Gothic", - "Arial", - "Gulim", - "SimSun", - "PMingLiU", - "Arial Unicode MS", - 0 -}; - -static const char *ch_CN_tryFonts [] = { - "SimSun", - "Arial", - "PMingLiU", - "Gulim", - "MS UI Gothic", - "Arial Unicode MS", - 0 -}; - -static const char *ch_TW_tryFonts [] = { - "PMingLiU", - "Arial", - "SimSun", - "Gulim", - "MS UI Gothic", - "Arial Unicode MS", - 0 -}; - -static const char *kr_tryFonts[] = { - "Gulim", - "Arial", - "PMingLiU", - "SimSun", - "MS UI Gothic", - "Arial Unicode MS", - 0 -}; - -static const char **tryFonts = 0; - -#if !defined(QT_NO_DIRECTWRITE) -static QString fontNameSubstitute(const QString &familyName) -{ - QLatin1String key("HKEY_LOCAL_MACHINE\\Software\\Microsoft\\Windows NT\\CurrentVersion\\" - "FontSubstitutes"); - return QSettings(key, QSettings::NativeFormat).value(familyName, familyName).toString(); -} -#endif - -static inline HFONT systemFont() -{ - if (stock_sysfont == 0) - stock_sysfont = (HFONT)GetStockObject(SYSTEM_FONT); - return stock_sysfont; -} - -#if !defined(DEFAULT_GUI_FONT) -#define DEFAULT_GUI_FONT 17 -#endif - -static QFontEngine *loadEngine(int script, const QFontDef &request, - HDC fontHdc, int dpi, bool rawMode, - const QtFontDesc *desc, - const QStringList &family_list) -{ - LOGFONT lf; - memset(&lf, 0, sizeof(LOGFONT)); - - bool useDevice = (request.styleStrategy & QFont::PreferDevice) && fontHdc; - - HDC hdc = shared_dc(); - QString font_name = desc != 0 ? desc->family->name : request.family; - - if (useDevice) { - hdc = fontHdc; - font_name = request.family; - } - - bool stockFont = false; - bool preferClearTypeAA = false; - - HFONT hfont = 0; - - -#if !defined(QT_NO_DIRECTWRITE) - bool useDirectWrite = (request.hintingPreference == QFont::PreferNoHinting) - || (request.hintingPreference == QFont::PreferVerticalHinting); - IDWriteFont *directWriteFont = 0; -#else - bool useDirectWrite = false; -#endif - - if (rawMode) { // will choose a stock font - int f, deffnt = SYSTEM_FONT; - QString fam = desc != 0 ? desc->family->name.toLower() : request.family.toLower(); - if (fam == QLatin1String("default")) - f = deffnt; - else if (fam == QLatin1String("system")) - f = SYSTEM_FONT; -#ifndef Q_WS_WINCE - else if (fam == QLatin1String("system_fixed")) - f = SYSTEM_FIXED_FONT; - else if (fam == QLatin1String("ansi_fixed")) - f = ANSI_FIXED_FONT; - else if (fam == QLatin1String("ansi_var")) - f = ANSI_VAR_FONT; - else if (fam == QLatin1String("device_default")) - f = DEVICE_DEFAULT_FONT; - else if (fam == QLatin1String("oem_fixed")) - f = OEM_FIXED_FONT; -#endif - else if (fam[0] == QLatin1Char('#')) - f = fam.right(fam.length()-1).toInt(); - else - f = deffnt; - hfont = (HFONT)GetStockObject(f); - if (!hfont) { - qErrnoWarning("QFontEngine::loadEngine: GetStockObject failed"); - hfont = systemFont(); - } - stockFont = true; - } else { - - int hint = FF_DONTCARE; - switch (request.styleHint) { - case QFont::Helvetica: - hint = FF_SWISS; - break; - case QFont::Times: - hint = FF_ROMAN; - break; - case QFont::Courier: - hint = FF_MODERN; - break; - case QFont::OldEnglish: - hint = FF_DECORATIVE; - break; - case QFont::System: - hint = FF_MODERN; - break; - default: - break; - } - - lf.lfHeight = -qRound(request.pixelSize); - lf.lfWidth = 0; - lf.lfEscapement = 0; - lf.lfOrientation = 0; - if (desc == 0 || desc->style->key.weight == 50) - lf.lfWeight = FW_DONTCARE; - else - lf.lfWeight = (desc->style->key.weight*900)/99; - lf.lfItalic = (desc != 0 && desc->style->key.style != QFont::StyleNormal); - lf.lfCharSet = DEFAULT_CHARSET; - - int strat = OUT_DEFAULT_PRECIS; - if (request.styleStrategy & QFont::PreferBitmap) { - strat = OUT_RASTER_PRECIS; -#ifndef Q_WS_WINCE - } else if (request.styleStrategy & QFont::PreferDevice) { - strat = OUT_DEVICE_PRECIS; - } else if (request.styleStrategy & QFont::PreferOutline) { - strat = OUT_OUTLINE_PRECIS; - } else if (request.styleStrategy & QFont::ForceOutline) { - strat = OUT_TT_ONLY_PRECIS; -#endif - } - - lf.lfOutPrecision = strat; - - int qual = DEFAULT_QUALITY; - - if (request.styleStrategy & QFont::PreferMatch) - qual = DRAFT_QUALITY; -#ifndef Q_WS_WINCE - else if (request.styleStrategy & QFont::PreferQuality) - qual = PROOF_QUALITY; -#endif - - if (request.styleStrategy & QFont::PreferAntialias) { - if (QSysInfo::WindowsVersion >= QSysInfo::WV_XP) { - qual = CLEARTYPE_QUALITY; - preferClearTypeAA = true; - } else { - qual = ANTIALIASED_QUALITY; - } - } else if (request.styleStrategy & QFont::NoAntialias) { - qual = NONANTIALIASED_QUALITY; - } - - lf.lfQuality = qual; - - lf.lfClipPrecision = CLIP_DEFAULT_PRECIS; - lf.lfPitchAndFamily = DEFAULT_PITCH | hint; - - QString fam = font_name; - - if(fam.isEmpty()) - fam = QLatin1String("MS Sans Serif"); - - if ((fam == QLatin1String("MS Sans Serif")) - && (request.style == QFont::StyleItalic || (-lf.lfHeight > 18 && -lf.lfHeight != 24))) { - fam = QLatin1String("Arial"); // MS Sans Serif has bearing problems in italic, and does not scale - } - if (fam == QLatin1String("Courier") && !(request.styleStrategy & QFont::PreferBitmap)) - fam = QLatin1String("Courier New"); - - memcpy(lf.lfFaceName, fam.utf16(), sizeof(wchar_t) * qMin(fam.length() + 1, 32)); // 32 = Windows hard-coded - - hfont = CreateFontIndirect(&lf); - if (!hfont) - qErrnoWarning("QFontEngine::loadEngine: CreateFontIndirect failed"); - - stockFont = (hfont == 0); - bool ttf = false; - int avWidth = 0; - BOOL res; - HGDIOBJ oldObj = SelectObject(hdc, hfont); - - TEXTMETRIC tm; - res = GetTextMetrics(hdc, &tm); - avWidth = tm.tmAveCharWidth; - ttf = tm.tmPitchAndFamily & TMPF_TRUETYPE; - SelectObject(hdc, oldObj); - - if (!ttf || !useDirectWrite) { - useDirectWrite = false; - - if (hfont && (!ttf || request.stretch != 100)) { - DeleteObject(hfont); - if (!res) - qErrnoWarning("QFontEngine::loadEngine: GetTextMetrics failed"); - lf.lfWidth = avWidth * request.stretch/100; - hfont = CreateFontIndirect(&lf); - if (!hfont) - qErrnoWarning("QFontEngine::loadEngine: CreateFontIndirect with stretch failed"); - } - -#ifndef Q_WS_WINCE - if (hfont == 0) { - hfont = (HFONT)GetStockObject(ANSI_VAR_FONT); - stockFont = true; - } -#else - if (hfont == 0) { - hfont = (HFONT)GetStockObject(SYSTEM_FONT); - stockFont = true; - } -#endif - - } - -#if !defined(QT_NO_DIRECTWRITE) - else { - // Default to false for DirectWrite (and re-enable once/if everything - // turns out okay) - useDirectWrite = false; - - QFontDatabasePrivate *db = privateDb(); - if (db->directWriteFactory == 0) { - HRESULT hr = DWriteCreateFactory( - DWRITE_FACTORY_TYPE_SHARED, - __uuidof(IDWriteFactory), - reinterpret_cast<IUnknown **>(&db->directWriteFactory) - ); - if (FAILED(hr)) { - qErrnoWarning("QFontEngine::loadEngine: DWriteCreateFactory failed"); - } else { - hr = db->directWriteFactory->GetGdiInterop(&db->directWriteGdiInterop); - if (FAILED(hr)) - qErrnoWarning("QFontEngine::loadEngine: GetGdiInterop failed"); - } - } - - if (db->directWriteGdiInterop != 0) { - QString nameSubstitute = fontNameSubstitute(QString::fromWCharArray(lf.lfFaceName)); - memcpy(lf.lfFaceName, nameSubstitute.utf16(), - sizeof(wchar_t) * qMin(nameSubstitute.length() + 1, LF_FACESIZE)); - - HRESULT hr = db->directWriteGdiInterop->CreateFontFromLOGFONT( - &lf, - &directWriteFont); - if (FAILED(hr)) { -#ifndef QT_NO_DEBUG - qErrnoWarning("QFontEngine::loadEngine: CreateFontFromLOGFONT failed " - "for %ls (0x%lx)", - lf.lfFaceName, hr); -#endif - } else { - DeleteObject(hfont); - useDirectWrite = true; - } - } - } -#endif - - } - - QFontEngine *fe = 0; - if (!useDirectWrite) { - QFontEngineWin *few = new QFontEngineWin(font_name, hfont, stockFont, lf); - if (preferClearTypeAA) - few->glyphFormat = QFontEngineGlyphCache::Raster_RGBMask; - - // Also check for OpenType tables when using complex scripts - // ### TODO: This only works for scripts that require OpenType. More generally - // for scripts that do not require OpenType we should just look at the list of - // supported writing systems in the font's OS/2 table. - if (scriptRequiresOpenType(script)) { - HB_Face hbFace = few->harfbuzzFace(); - if (!hbFace || !hbFace->supported_scripts[script]) { - FM_DEBUG(" OpenType support missing for script\n"); - delete few; - return 0; - } - } - - initFontInfo(few, request, fontHdc, dpi); - fe = few; - } - -#if !defined(QT_NO_DIRECTWRITE) - else { - QFontDatabasePrivate *db = privateDb(); - - IDWriteFontFace *directWriteFontFace = NULL; - HRESULT hr = directWriteFont->CreateFontFace(&directWriteFontFace); - if (SUCCEEDED(hr)) { - QFontEngineDirectWrite *fedw = new QFontEngineDirectWrite(db->directWriteFactory, - directWriteFontFace, - request.pixelSize); - - initFontInfo(fedw, request, dpi, directWriteFont); - - fe = fedw; - } else { - qErrnoWarning(hr, "QFontEngine::loadEngine: CreateFontFace failed"); - } - } - - if (directWriteFont != 0) - directWriteFont->Release(); -#endif - - if(script == QUnicodeTables::Common - && !(request.styleStrategy & QFont::NoFontMerging) - && desc != 0 - && !(desc->family->writingSystems[QFontDatabase::Symbol] & QtFontFamily::Supported)) { - if(!tryFonts) { - LANGID lid = GetUserDefaultLangID(); - switch( lid&0xff ) { - case LANG_CHINESE: // Chinese (Taiwan) - if ( lid == 0x0804 ) // Taiwan - tryFonts = ch_TW_tryFonts; - else - tryFonts = ch_CN_tryFonts; - break; - case LANG_JAPANESE: - tryFonts = jp_tryFonts; - break; - case LANG_KOREAN: - tryFonts = kr_tryFonts; - break; - default: - tryFonts = other_tryFonts; - break; - } - } - QStringList fm = QFontDatabase().families(); - QStringList list = family_list; - const char **tf = tryFonts; - while(tf && *tf) { - if(fm.contains(QLatin1String(*tf))) - list << QLatin1String(*tf); - ++tf; - } - QFontEngine *mfe = new QFontEngineMultiWin(fe, list); - mfe->fontDef = fe->fontDef; - fe = mfe; - } - return fe; -} - -QFontEngine *qt_load_font_engine_win(const QFontDef &request) -{ - // From qfont.cpp - extern int qt_defaultDpi(); - - QFontCache::Key key(request, QUnicodeTables::Common); - QFontEngine *fe = QFontCache::instance()->findEngine(key); - if (fe != 0) - return fe; - else - return loadEngine(QUnicodeTables::Common, request, 0, qt_defaultDpi(), false, 0, - QStringList()); -} - -const char *styleHint(const QFontDef &request) -{ - const char *stylehint = 0; - switch (request.styleHint) { - case QFont::SansSerif: - stylehint = "Arial"; - break; - case QFont::Serif: - stylehint = "Times New Roman"; - break; - case QFont::TypeWriter: - stylehint = "Courier New"; - break; - default: - if (request.fixedPitch) - stylehint = "Courier New"; - break; - } - return stylehint; -} - -static QFontEngine *loadWin(const QFontPrivate *d, int script, const QFontDef &req) -{ - // list of families to try - QStringList family_list = familyList(req); - - const char *stylehint = styleHint(d->request); - if (stylehint) - family_list << QLatin1String(stylehint); - - // append the default fallback font for the specified script - // family_list << ... ; ########### - - // add the default family - QString defaultFamily = QApplication::font().family(); - if (! family_list.contains(defaultFamily)) - family_list << defaultFamily; - - // add QFont::defaultFamily() to the list, for compatibility with - // previous versions - family_list << QApplication::font().defaultFamily(); - - // null family means find the first font matching the specified script - family_list << QString(); - - QtFontDesc desc; - QFontEngine *fe = 0; - QList<int> blacklistedFamilies; - - while (!fe) { - for (int i = 0; i < family_list.size(); ++i) { - QString family, foundry; - parseFontName(family_list.at(i), foundry, family); - FM_DEBUG("loadWin: >>>>>>>>>>>>>>trying to match '%s'", family.toLatin1().data()); - QT_PREPEND_NAMESPACE(match)(script, req, family, foundry, -1, &desc, blacklistedFamilies); - if (desc.family) - break; - } - if (!desc.family) - break; - fe = loadEngine(script, req, d->hdc, d->dpi, d->rawMode, &desc, family_list); - if (!fe) - blacklistedFamilies.append(desc.familyIndex); - } - return fe; -} - -void QFontDatabase::load(const QFontPrivate *d, int script) -{ - // sanity checks - if (!qApp) - qWarning("QFontDatabase::load: Must construct QApplication first"); - Q_ASSERT(script >= 0 && script < QUnicodeTables::ScriptCount); - - // normalize the request to get better caching - QFontDef req = d->request; - if (req.pixelSize <= 0) - req.pixelSize = floor((100.0 * req.pointSize * d->dpi) / 72. + 0.5) / 100; - if (req.pixelSize < 1) - req.pixelSize = 1; - if (req.weight == 0) - req.weight = QFont::Normal; - if (req.stretch == 0) - req.stretch = 100; - - QFontCache::Key key(req, d->rawMode ? QUnicodeTables::Common : script, d->screen); - 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); - - // set it to the actual pointsize, so QFontInfo will do the right thing - if (req.pointSize < 0) - req.pointSize = req.pixelSize*72./d->dpi; - - if (!fe) { - if (qt_enable_test_font && req.family == QLatin1String("__Qt__Box__Engine__")) { - fe = new QTestFontEngine(req.pixelSize); - fe->fontDef = req; - } else { - QMutexLocker locker(fontDatabaseMutex()); - if (!privateDb()->count) - initializeDb(); - fe = loadWin(d, script, req); - } - if (!fe) { - fe = new QFontEngineBox(req.pixelSize); - fe->fontDef = QFontDef(); - } - } - d->engineData->engines[script] = fe; - fe->ref.ref(); - QFontCache::instance()->insertEngine(key, fe); -} - -#if !defined(FR_PRIVATE) -#define FR_PRIVATE 0x10 -#endif - -typedef int (WINAPI *PtrAddFontResourceExW)(LPCWSTR, DWORD, PVOID); -typedef HANDLE (WINAPI *PtrAddFontMemResourceEx)(PVOID, DWORD, PVOID, DWORD *); -typedef BOOL (WINAPI *PtrRemoveFontResourceExW)(LPCWSTR, DWORD, PVOID); -typedef BOOL (WINAPI *PtrRemoveFontMemResourceEx)(HANDLE); - -static QList<quint32> getTrueTypeFontOffsets(const uchar *fontData) -{ - QList<quint32> offsets; - const quint32 headerTag = *reinterpret_cast<const quint32 *>(fontData); - if (headerTag != MAKE_TAG('t', 't', 'c', 'f')) { - if (headerTag != MAKE_TAG(0, 1, 0, 0) - && headerTag != MAKE_TAG('O', 'T', 'T', 'O') - && headerTag != MAKE_TAG('t', 'r', 'u', 'e') - && headerTag != MAKE_TAG('t', 'y', 'p', '1')) - return offsets; - offsets << 0; - return offsets; - } - const quint32 numFonts = qFromBigEndian<quint32>(fontData + 8); - for (uint i = 0; i < numFonts; ++i) { - offsets << qFromBigEndian<quint32>(fontData + 12 + i * 4); - } - return offsets; -} - -static void getFontTable(const uchar *fileBegin, const uchar *data, quint32 tag, const uchar **table, quint32 *length) -{ - const quint16 numTables = qFromBigEndian<quint16>(data + 4); - for (uint i = 0; i < numTables; ++i) { - const quint32 offset = 12 + 16 * i; - if (*reinterpret_cast<const quint32 *>(data + offset) == tag) { - *table = fileBegin + qFromBigEndian<quint32>(data + offset + 8); - *length = qFromBigEndian<quint32>(data + offset + 12); - return; - } - } - *table = 0; - *length = 0; - return; -} - -static void getFamiliesAndSignatures(const QByteArray &fontData, QFontDatabasePrivate::ApplicationFont *appFont) -{ - const uchar *data = reinterpret_cast<const uchar *>(fontData.constData()); - - QList<quint32> offsets = getTrueTypeFontOffsets(data); - if (offsets.isEmpty()) - return; - - for (int i = 0; i < offsets.count(); ++i) { - const uchar *font = data + offsets.at(i); - const uchar *table; - quint32 length; - getFontTable(data, font, MAKE_TAG('n', 'a', 'm', 'e'), &table, &length); - if (!table) - continue; - QString name = getEnglishName(table, length); - if (name.isEmpty()) - continue; - - appFont->families << name; - FONTSIGNATURE signature; - getFontTable(data, font, MAKE_TAG('O', 'S', '/', '2'), &table, &length); - if (table && length >= 86) { - // See also qfontdatabase_mac.cpp, offsets taken from OS/2 table in the TrueType spec - signature.fsUsb[0] = qFromBigEndian<quint32>(table + 42); - signature.fsUsb[1] = qFromBigEndian<quint32>(table + 46); - signature.fsUsb[2] = qFromBigEndian<quint32>(table + 50); - signature.fsUsb[3] = qFromBigEndian<quint32>(table + 54); - - signature.fsCsb[0] = qFromBigEndian<quint32>(table + 78); - signature.fsCsb[1] = qFromBigEndian<quint32>(table + 82); - } else { - memset(&signature, 0, sizeof(signature)); - } - appFont->signatures << signature; - } -} - -static void registerFont(QFontDatabasePrivate::ApplicationFont *fnt) -{ - if(!fnt->data.isEmpty()) { -#ifndef Q_OS_WINCE - PtrAddFontMemResourceEx ptrAddFontMemResourceEx = (PtrAddFontMemResourceEx)QSystemLibrary::resolve(QLatin1String("gdi32"), - "AddFontMemResourceEx"); - if (!ptrAddFontMemResourceEx) - return; -#endif - getFamiliesAndSignatures(fnt->data, fnt); - if (fnt->families.isEmpty()) - return; - -#ifdef Q_OS_WINCE - HANDLE handle = 0; - - { -#ifdef QT_NO_TEMPORARYFILE - wchar_t lpBuffer[MAX_PATH]; - GetTempPath(MAX_PATH, lpBuffer); - QString s = QString::fromWCharArray(lpBuffer); - QFile tempfile(s + QLatin1String("/font") + QString::number(GetTickCount()) + QLatin1String(".ttf")); - if (!tempfile.open(QIODevice::ReadWrite)) -#else - QTemporaryFile tempfile(QLatin1String("XXXXXXXX.ttf")); - if (!tempfile.open()) -#endif // QT_NO_TEMPORARYFILE - return; - if (tempfile.write(fnt->data) == -1) - return; - -#ifndef QT_NO_TEMPORARYFILE - tempfile.setAutoRemove(false); -#endif - fnt->fileName = QFileInfo(tempfile.fileName()).absoluteFilePath(); - } - - if (AddFontResource((LPCWSTR)fnt->fileName.utf16()) == 0) { - QFile(fnt->fileName).remove(); - return; - } -#else - DWORD dummy = 0; - HANDLE handle = ptrAddFontMemResourceEx((void *)fnt->data.constData(), fnt->data.size(), 0, - &dummy); - if (handle == 0) - return; -#endif // Q_OS_WINCE - - fnt->handle = handle; - fnt->data = QByteArray(); - fnt->memoryFont = true; - } else { - QFile f(fnt->fileName); - if (!f.open(QIODevice::ReadOnly)) - return; - QByteArray data = f.readAll(); - f.close(); - getFamiliesAndSignatures(data, fnt); - -#ifdef Q_OS_WINCE - QFileInfo fileinfo(fnt->fileName); - fnt->fileName = fileinfo.absoluteFilePath(); - if (AddFontResource((LPCWSTR)fnt->fileName.utf16()) == 0) - return; -#else - PtrAddFontResourceExW ptrAddFontResourceExW = (PtrAddFontResourceExW)QSystemLibrary::resolve(QLatin1String("gdi32"), - "AddFontResourceExW"); - if (!ptrAddFontResourceExW - || ptrAddFontResourceExW((wchar_t*)fnt->fileName.utf16(), FR_PRIVATE, 0) == 0) - return; -#endif // Q_OS_WINCE - - fnt->memoryFont = false; - } -} - -bool QFontDatabase::removeApplicationFont(int handle) -{ - QMutexLocker locker(fontDatabaseMutex()); - - QFontDatabasePrivate *db = privateDb(); - if (handle < 0 || handle >= db->applicationFonts.count()) - return false; - - const QFontDatabasePrivate::ApplicationFont font = db->applicationFonts.at(handle); - db->applicationFonts[handle] = QFontDatabasePrivate::ApplicationFont(); - if (font.memoryFont) { -#ifdef Q_OS_WINCE - bool removeSucceeded = RemoveFontResource((LPCWSTR)font.fileName.utf16()); - QFile tempfile(font.fileName); - tempfile.remove(); - if (!removeSucceeded) - return false; -#else - PtrRemoveFontMemResourceEx ptrRemoveFontMemResourceEx = (PtrRemoveFontMemResourceEx)QSystemLibrary::resolve(QLatin1String("gdi32"), - "RemoveFontMemResourceEx"); - if (!ptrRemoveFontMemResourceEx - || !ptrRemoveFontMemResourceEx(font.handle)) - return false; -#endif // Q_OS_WINCE - } else { -#ifdef Q_OS_WINCE - if (!RemoveFontResource((LPCWSTR)font.fileName.utf16())) - return false; -#else - PtrRemoveFontResourceExW ptrRemoveFontResourceExW = (PtrRemoveFontResourceExW)QSystemLibrary::resolve(QLatin1String("gdi32"), - "RemoveFontResourceExW"); - if (!ptrRemoveFontResourceExW - || !ptrRemoveFontResourceExW((LPCWSTR)font.fileName.utf16(), FR_PRIVATE, 0)) - return false; -#endif // Q_OS_WINCE - } - - db->invalidate(); - return true; -} - -bool QFontDatabase::removeAllApplicationFonts() -{ - QMutexLocker locker(fontDatabaseMutex()); - - QFontDatabasePrivate *db = privateDb(); - for (int i = 0; i < db->applicationFonts.count(); ++i) - if (!removeApplicationFont(i)) - return false; - return true; -} - -bool QFontDatabase::supportsThreadedFontRendering() -{ - return true; -} - -QT_END_NAMESPACE |