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-rw-r--r--src/gui/platforms/x11/qfontdatabase_x11.cpp2146
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diff --git a/src/gui/platforms/x11/qfontdatabase_x11.cpp b/src/gui/platforms/x11/qfontdatabase_x11.cpp
deleted file mode 100644
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--- a/src/gui/platforms/x11/qfontdatabase_x11.cpp
+++ /dev/null
@@ -1,2146 +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.
-**
-** $QT_BEGIN_LICENSE:LGPL$
-** 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 <qplatformdefs.h>
-
-#include <qdebug.h>
-#include <qpaintdevice.h>
-#include <qelapsedtimer.h>
-
-#include <private/qt_x11_p.h>
-#include "qx11info_x11.h"
-#include <qdebug.h>
-#include <qfile.h>
-#include <qtemporaryfile.h>
-#include <qabstractfileengine.h>
-#include <qmath.h>
-
-#include <ctype.h>
-#include <stdlib.h>
-
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <fcntl.h>
-#include <sys/mman.h>
-
-#include <private/qfontengine_x11_p.h>
-
-#ifndef QT_NO_FONTCONFIG
-#include <ft2build.h>
-#include FT_FREETYPE_H
-
-#if FC_VERSION >= 20402
-#include <fontconfig/fcfreetype.h>
-#endif
-#endif
-
-QT_BEGIN_NAMESPACE
-
-// from qfont_x11.cpp
-extern double qt_pointSize(double pixelSize, int dpi);
-extern double qt_pixelSize(double pointSize, int dpi);
-
-// from qapplication.cpp
-extern bool qt_is_gui_used;
-
-static inline void capitalize (char *s)
-{
- bool space = true;
- while(*s) {
- if (space)
- *s = toupper(*s);
- space = (*s == ' ');
- ++s;
- }
-}
-
-
-/*
- To regenerate the writingSystems_for_xlfd_encoding table, run
- 'util/unicode/x11/makeencodings' and paste the generated
- 'encodings.c' here.
-*/
-// ----- begin of generated code -----
-
-#define make_tag( c1, c2, c3, c4 ) \
- ((((unsigned int)c1)<<24) | (((unsigned int)c2)<<16) | \
- (((unsigned int)c3)<<8) | ((unsigned int)c4))
-
-struct XlfdEncoding {
- const char *name;
- int id;
- int mib;
- unsigned int hash1;
- unsigned int hash2;
-};
-
-static const XlfdEncoding xlfd_encoding[] = {
- { "iso8859-1", 0, 4, make_tag('i','s','o','8'), make_tag('5','9','-','1') },
- { "iso8859-2", 1, 5, make_tag('i','s','o','8'), make_tag('5','9','-','2') },
- { "iso8859-3", 2, 6, make_tag('i','s','o','8'), make_tag('5','9','-','3') },
- { "iso8859-4", 3, 7, make_tag('i','s','o','8'), make_tag('5','9','-','4') },
- { "iso8859-9", 4, 12, make_tag('i','s','o','8'), make_tag('5','9','-','9') },
- { "iso8859-10", 5, 13, make_tag('i','s','o','8'), make_tag('9','-','1','0') },
- { "iso8859-13", 6, 109, make_tag('i','s','o','8'), make_tag('9','-','1','3') },
- { "iso8859-14", 7, 110, make_tag('i','s','o','8'), make_tag('9','-','1','4') },
- { "iso8859-15", 8, 111, make_tag('i','s','o','8'), make_tag('9','-','1','5') },
- { "hp-roman8", 9, 2004, make_tag('h','p','-','r'), make_tag('m','a','n','8') },
- { "iso8859-5", 10, 8, make_tag('i','s','o','8'), make_tag('5','9','-','5') },
- { "*-cp1251", 11, 2251, 0, make_tag('1','2','5','1') },
- { "koi8-ru", 12, 2084, make_tag('k','o','i','8'), make_tag('8','-','r','u') },
- { "koi8-u", 13, 2088, make_tag('k','o','i','8'), make_tag('i','8','-','u') },
- { "koi8-r", 14, 2084, make_tag('k','o','i','8'), make_tag('i','8','-','r') },
- { "iso8859-7", 15, 10, make_tag('i','s','o','8'), make_tag('5','9','-','7') },
- { "iso8859-8", 16, 85, make_tag('i','s','o','8'), make_tag('5','9','-','8') },
- { "gb18030-0", 17, -114, make_tag('g','b','1','8'), make_tag('3','0','-','0') },
- { "gb18030.2000-0", 18, -113, make_tag('g','b','1','8'), make_tag('0','0','-','0') },
- { "gbk-0", 19, -113, make_tag('g','b','k','-'), make_tag('b','k','-','0') },
- { "gb2312.*-0", 20, 57, make_tag('g','b','2','3'), 0 },
- { "jisx0201*-0", 21, 15, make_tag('j','i','s','x'), 0 },
- { "jisx0208*-0", 22, 63, make_tag('j','i','s','x'), 0 },
- { "ksc5601*-*", 23, 36, make_tag('k','s','c','5'), 0 },
- { "big5hkscs-0", 24, -2101, make_tag('b','i','g','5'), make_tag('c','s','-','0') },
- { "hkscs-1", 25, -2101, make_tag('h','k','s','c'), make_tag('c','s','-','1') },
- { "big5*-*", 26, -2026, make_tag('b','i','g','5'), 0 },
- { "tscii-*", 27, 2028, make_tag('t','s','c','i'), 0 },
- { "tis620*-*", 28, 2259, make_tag('t','i','s','6'), 0 },
- { "iso8859-11", 29, 2259, make_tag('i','s','o','8'), make_tag('9','-','1','1') },
- { "mulelao-1", 30, -4242, make_tag('m','u','l','e'), make_tag('a','o','-','1') },
- { "ethiopic-unicode", 31, 0, make_tag('e','t','h','i'), make_tag('c','o','d','e') },
- { "iso10646-1", 32, 0, make_tag('i','s','o','1'), make_tag('4','6','-','1') },
- { "unicode-*", 33, 0, make_tag('u','n','i','c'), 0 },
- { "*-symbol", 34, 0, 0, make_tag('m','b','o','l') },
- { "*-fontspecific", 35, 0, 0, make_tag('i','f','i','c') },
- { "fontspecific-*", 36, 0, make_tag('f','o','n','t'), 0 },
- { 0, 0, 0, 0, 0 }
-};
-
-static const char writingSystems_for_xlfd_encoding[sizeof(xlfd_encoding)][QFontDatabase::WritingSystemsCount] = {
- // iso8859-1
- { 0, 1, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0 },
- // iso8859-2
- { 0, 1, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0 },
- // iso8859-3
- { 0, 1, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0 },
- // iso8859-4
- { 0, 1, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0 },
- // iso8859-9
- { 0, 1, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0 },
- // iso8859-10
- { 0, 1, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0 },
- // iso8859-13
- { 0, 1, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0 },
- // iso8859-14
- { 0, 1, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0 },
- // iso8859-15
- { 0, 1, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0 },
- // hp-roman8
- { 0, 1, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0 },
- // iso8859-5
- { 0, 0, 0, 1, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0 },
- // *-cp1251
- { 0, 0, 0, 1, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0 },
- // koi8-ru
- { 0, 0, 0, 1, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0 },
- // koi8-u
- { 0, 0, 0, 1, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0 },
- // koi8-r
- { 0, 0, 0, 1, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0 },
- // iso8859-7
- { 0, 0, 1, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0 },
- // iso8859-8
- { 0, 0, 0, 0, 0, 1, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0 },
- // gb18030-0
- { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 1, 0, 0, 0, 0,
- 0, 0 },
- // gb18030.2000-0
- { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 1, 0, 0, 0, 0,
- 0, 0 },
- // gbk-0
- { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 1, 0, 0, 0, 0,
- 0, 0 },
- // gb2312.*-0
- { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 1, 0, 0, 0, 0,
- 0, 0 },
- // jisx0201*-0
- { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 1, 0, 0,
- 0, 0 },
- // jisx0208*-0
- { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 1, 0, 0,
- 0, 0 },
- // ksc5601*-*
- { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 1, 0,
- 0, 0 },
- // big5hkscs-0
- { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 1, 0, 0, 0,
- 0, 0 },
- // hkscs-1
- { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 1, 0, 0, 0,
- 0, 0 },
- // big5*-*
- { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 1, 0, 0, 0,
- 0, 0 },
- // tscii-*
- { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 1, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0 },
- // tis620*-*
- { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 1,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0 },
- // iso8859-11
- { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 1,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0 },
- // mulelao-1
- { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 1, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0 },
- // ethiopic-unicode
- { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0 },
- // iso10646-1
- { 0, 1, 1, 1, 1, 1, 1, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 1,
- 1, 1, 0, 1, 0, 1, 1, 0, 0, 0,
- 0, 0 },
- // unicode-*
- { 0, 1, 1, 1, 1, 1, 1, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 1,
- 1, 1, 0, 1, 0, 1, 1, 0, 0, 0,
- 0, 0 },
- // *-symbol
- { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 1, 0 },
- // *-fontspecific
- { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 1, 0 },
- // fontspecific-*
- { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 1, 0 }
-
-};
-
-// ----- end of generated code -----
-
-
-const int numEncodings = sizeof(xlfd_encoding) / sizeof(XlfdEncoding) - 1;
-
-int qt_xlfd_encoding_id(const char *encoding)
-{
- // qDebug("looking for encoding id for '%s'", encoding);
- int len = strlen(encoding);
- if (len < 4)
- return -1;
- unsigned int hash1 = make_tag(encoding[0], encoding[1], encoding[2], encoding[3]);
- const char *ch = encoding + len - 4;
- unsigned int hash2 = make_tag(ch[0], ch[1], ch[2], ch[3]);
-
- const XlfdEncoding *enc = xlfd_encoding;
- for (; enc->name; ++enc) {
- if ((enc->hash1 && enc->hash1 != hash1) ||
- (enc->hash2 && enc->hash2 != hash2))
- continue;
- // hashes match, do a compare if strings match
- // the enc->name can contain '*'s we have to interpret correctly
- const char *n = enc->name;
- const char *e = encoding;
- while (1) {
- // qDebug("bol: *e='%c', *n='%c'", *e, *n);
- if (*e == '\0') {
- if (*n)
- break;
- // qDebug("found encoding id %d", enc->id);
- return enc->id;
- }
- if (*e == *n) {
- ++e;
- ++n;
- continue;
- }
- if (*n != '*')
- break;
- ++n;
- // qDebug("skip: *e='%c', *n='%c'", *e, *n);
- while (*e && *e != *n)
- ++e;
- }
- }
- // qDebug("couldn't find encoding %s", encoding);
- return -1;
-}
-
-int qt_mib_for_xlfd_encoding(const char *encoding)
-{
- int id = qt_xlfd_encoding_id(encoding);
- if (id != -1) return xlfd_encoding[id].mib;
- return 0;
-}
-
-int qt_encoding_id_for_mib(int mib)
-{
- const XlfdEncoding *enc = xlfd_encoding;
- for (; enc->name; ++enc) {
- if (enc->mib == mib)
- return enc->id;
- }
- return -1;
-}
-
-static const char * xlfd_for_id(int id)
-{
- // special case: -1 returns the "*-*" encoding, allowing us to do full
- // database population in a single X server round trip.
- if (id < 0 || id > numEncodings)
- return "*-*";
- return xlfd_encoding[id].name;
-}
-
-enum XLFDFieldNames {
- Foundry,
- Family,
- Weight,
- Slant,
- Width,
- AddStyle,
- PixelSize,
- PointSize,
- ResolutionX,
- ResolutionY,
- Spacing,
- AverageWidth,
- CharsetRegistry,
- CharsetEncoding,
- NFontFields
-};
-
-// Splits an X font name into fields separated by '-'
-static bool parseXFontName(char *fontName, char **tokens)
-{
- if (! fontName || fontName[0] == '0' || fontName[0] != '-') {
- tokens[0] = 0;
- return false;
- }
-
- int i;
- ++fontName;
- for (i = 0; i < NFontFields && fontName && fontName[0]; ++i) {
- tokens[i] = fontName;
- for (;; ++fontName) {
- if (*fontName == '-')
- break;
- if (! *fontName) {
- fontName = 0;
- break;
- }
- }
-
- if (fontName) *fontName++ = '\0';
- }
-
- if (i < NFontFields) {
- for (int j = i ; j < NFontFields; ++j)
- tokens[j] = 0;
- return false;
- }
-
- return true;
-}
-
-static inline bool isZero(char *x)
-{
- return (x[0] == '0' && x[1] == 0);
-}
-
-static inline bool isScalable(char **tokens)
-{
- return (isZero(tokens[PixelSize]) &&
- isZero(tokens[PointSize]) &&
- isZero(tokens[AverageWidth]));
-}
-
-static inline bool isSmoothlyScalable(char **tokens)
-{
- return (isZero(tokens[ResolutionX]) &&
- isZero(tokens[ResolutionY]));
-}
-
-static inline bool isFixedPitch(char **tokens)
-{
- return (tokens[Spacing][0] == 'm' ||
- tokens[Spacing][0] == 'c' ||
- tokens[Spacing][0] == 'M' ||
- tokens[Spacing][0] == 'C');
-}
-
-/*
- Fills in a font definition (QFontDef) from an XLFD (X Logical Font
- Description).
-
- Returns true if the given xlfd is valid.
-*/
-bool qt_fillFontDef(const QByteArray &xlfd, QFontDef *fd, int dpi, QtFontDesc *desc)
-{
- char *tokens[NFontFields];
- QByteArray buffer = xlfd;
- if (! parseXFontName(buffer.data(), tokens))
- return false;
-
- capitalize(tokens[Family]);
- capitalize(tokens[Foundry]);
-
- fd->styleStrategy |= QFont::NoAntialias;
- fd->family = QString::fromLatin1(tokens[Family]);
- QString foundry = QString::fromLatin1(tokens[Foundry]);
- if (! foundry.isEmpty() && foundry != QLatin1String("*") && (!desc || desc->family->count > 1))
- fd->family +=
- QLatin1String(" [") + foundry + QLatin1Char(']');
-
- if (qstrlen(tokens[AddStyle]) > 0)
- fd->addStyle = QString::fromLatin1(tokens[AddStyle]);
- else
- fd->addStyle.clear();
-
- fd->pointSize = atoi(tokens[PointSize])/10.;
- fd->styleHint = QFont::AnyStyle; // ### any until we match families
-
- char slant = tolower((uchar) tokens[Slant][0]);
- fd->style = (slant == 'o' ? QFont::StyleOblique : (slant == 'i' ? QFont::StyleItalic : QFont::StyleNormal));
- char fixed = tolower((uchar) tokens[Spacing][0]);
- fd->fixedPitch = (fixed == 'm' || fixed == 'c');
- fd->weight = getFontWeight(QLatin1String(tokens[Weight]));
-
- int r = atoi(tokens[ResolutionY]);
- fd->pixelSize = atoi(tokens[PixelSize]);
- // not "0" or "*", or required DPI
- if (r && fd->pixelSize && r != dpi) {
- // calculate actual pointsize for display DPI
- fd->pointSize = qt_pointSize(fd->pixelSize, dpi);
- } else if (fd->pixelSize == 0 && fd->pointSize) {
- // calculate pixel size from pointsize/dpi
- fd->pixelSize = qRound(qt_pixelSize(fd->pointSize, dpi));
- }
-
- return true;
-}
-
-/*
- Fills in a font definition (QFontDef) from the font properties in an
- XFontStruct.
-
- Returns true if the QFontDef could be filled with properties from
- the XFontStruct.
-*/
-static bool qt_fillFontDef(XFontStruct *fs, QFontDef *fd, int dpi, QtFontDesc *desc)
-{
- unsigned long value;
- if (!fs || !XGetFontProperty(fs, XA_FONT, &value))
- return false;
-
- char *n = XGetAtomName(QX11Info::display(), value);
- QByteArray xlfd(n);
- if (n)
- XFree(n);
- return qt_fillFontDef(xlfd.toLower(), fd, dpi, desc);
-}
-
-
-static QtFontStyle::Key getStyle(char ** tokens)
-{
- QtFontStyle::Key key;
-
- char slant0 = tolower((uchar) tokens[Slant][0]);
-
- if (slant0 == 'r') {
- if (tokens[Slant][1]) {
- char slant1 = tolower((uchar) tokens[Slant][1]);
-
- if (slant1 == 'o')
- key.style = QFont::StyleOblique;
- else if (slant1 == 'i')
- key.style = QFont::StyleItalic;
- }
- } else if (slant0 == 'o')
- key.style = QFont::StyleOblique;
- else if (slant0 == 'i')
- key.style = QFont::StyleItalic;
-
- key.weight = getFontWeight(QLatin1String(tokens[Weight]));
-
- if (qstrcmp(tokens[Width], "normal") == 0) {
- key.stretch = 100;
- } else if (qstrcmp(tokens[Width], "semi condensed") == 0 ||
- qstrcmp(tokens[Width], "semicondensed") == 0) {
- key.stretch = 90;
- } else if (qstrcmp(tokens[Width], "condensed") == 0) {
- key.stretch = 80;
- } else if (qstrcmp(tokens[Width], "narrow") == 0) {
- key.stretch = 60;
- }
-
- return key;
-}
-
-
-static bool xlfdsFullyLoaded = false;
-static unsigned char encodingLoaded[numEncodings];
-
-static void loadXlfds(const char *reqFamily, int encoding_id)
-{
- QFontDatabasePrivate *db = privateDb();
- QtFontFamily *fontFamily = reqFamily ? db->family(QLatin1String(reqFamily)) : 0;
-
- // make sure we don't load twice
- if ((encoding_id == -1 && xlfdsFullyLoaded)
- || (encoding_id != -1 && encodingLoaded[encoding_id]))
- return;
- if (fontFamily && fontFamily->xlfdLoaded)
- return;
-
- int fontCount;
- // force the X server to give us XLFDs
- QByteArray xlfd_pattern("-*-");
- xlfd_pattern += (reqFamily && reqFamily[0] != '\0') ? reqFamily : "*";
- xlfd_pattern += "-*-*-*-*-*-*-*-*-*-*-";
- xlfd_pattern += xlfd_for_id(encoding_id);
-
- char **fontList = XListFonts(QX11Info::display(),
- xlfd_pattern,
- 0xffff, &fontCount);
- // qDebug("requesting xlfd='%s', got %d fonts", xlfd_pattern.data(), fontCount);
-
-
- char *tokens[NFontFields];
-
- for(int i = 0 ; i < fontCount ; i++) {
- if (! parseXFontName(fontList[i], tokens))
- continue;
-
- // get the encoding_id for this xlfd. we need to do this
- // here, since we can pass -1 to this function to do full
- // database population
- *(tokens[CharsetEncoding] - 1) = '-';
- int encoding_id = qt_xlfd_encoding_id(tokens[CharsetRegistry]);
- if (encoding_id == -1)
- continue;
-
- char *familyName = tokens[Family];
- capitalize(familyName);
- char *foundryName = tokens[Foundry];
- capitalize(foundryName);
- QtFontStyle::Key styleKey = getStyle(tokens);
-
- bool smooth_scalable = false;
- bool bitmap_scalable = false;
- if (isScalable(tokens)) {
- if (isSmoothlyScalable(tokens))
- smooth_scalable = true;
- else
- bitmap_scalable = true;
- }
- uint pixelSize = atoi(tokens[PixelSize]);
- uint xpointSize = atoi(tokens[PointSize]);
- uint xres = atoi(tokens[ResolutionX]);
- uint yres = atoi(tokens[ResolutionY]);
- uint avgwidth = atoi(tokens[AverageWidth]);
- bool fixedPitch = isFixedPitch(tokens);
-
- if (avgwidth == 0 && pixelSize != 0) {
- /*
- Ignore bitmap scalable fonts that are automatically
- generated by some X servers. We know they are bitmap
- scalable because even though they have a specified pixel
- size, the average width is zero.
- */
- continue;
- }
-
- QtFontFamily *family = fontFamily ? fontFamily : db->family(QLatin1String(familyName), true);
- family->fontFileIndex = -1;
- family->symbol_checked = true;
- QtFontFoundry *foundry = family->foundry(QLatin1String(foundryName), true);
- QtFontStyle *style = foundry->style(styleKey, true);
-
- delete [] style->weightName;
- style->weightName = qstrdup(tokens[Weight]);
- delete [] style->setwidthName;
- style->setwidthName = qstrdup(tokens[Width]);
-
- if (smooth_scalable) {
- style->smoothScalable = true;
- style->bitmapScalable = false;
- pixelSize = SMOOTH_SCALABLE;
- }
- if (!style->smoothScalable && bitmap_scalable)
- style->bitmapScalable = true;
- if (!fixedPitch)
- family->fixedPitch = false;
-
- QtFontSize *size = style->pixelSize(pixelSize, true);
- QtFontEncoding *enc =
- size->encodingID(encoding_id, xpointSize, xres, yres, avgwidth, true);
- enc->pitch = *tokens[Spacing];
- if (!enc->pitch) enc->pitch = '*';
-
- for (int i = 0; i < QFontDatabase::WritingSystemsCount; ++i) {
- if (writingSystems_for_xlfd_encoding[encoding_id][i])
- family->writingSystems[i] = QtFontFamily::Supported;
- }
- }
- if (!reqFamily) {
- // mark encoding as loaded
- if (encoding_id == -1)
- xlfdsFullyLoaded = true;
- else
- encodingLoaded[encoding_id] = true;
- }
-
- XFreeFontNames(fontList);
-}
-
-
-#ifndef QT_NO_FONTCONFIG
-
-#ifndef FC_WIDTH
-#define FC_WIDTH "width"
-#endif
-
-static int getFCWeight(int fc_weight)
-{
- int qtweight = QFont::Black;
- if (fc_weight <= (FC_WEIGHT_LIGHT + FC_WEIGHT_MEDIUM) / 2)
- qtweight = QFont::Light;
- else if (fc_weight <= (FC_WEIGHT_MEDIUM + FC_WEIGHT_DEMIBOLD) / 2)
- qtweight = QFont::Normal;
- else if (fc_weight <= (FC_WEIGHT_DEMIBOLD + FC_WEIGHT_BOLD) / 2)
- qtweight = QFont::DemiBold;
- else if (fc_weight <= (FC_WEIGHT_BOLD + FC_WEIGHT_BLACK) / 2)
- qtweight = QFont::Bold;
-
- return qtweight;
-}
-
-QFontDef qt_FcPatternToQFontDef(FcPattern *pattern, const QFontDef &request)
-{
- QFontDef fontDef;
- fontDef.styleStrategy = request.styleStrategy;
-
- fontDef.hintingPreference = request.hintingPreference;
- FcChar8 *value = 0;
- if (FcPatternGetString(pattern, FC_FAMILY, 0, &value) == FcResultMatch) {
- fontDef.family = QString::fromUtf8(reinterpret_cast<const char *>(value));
- }
-
- double dpi;
- if (FcPatternGetDouble(pattern, FC_DPI, 0, &dpi) != FcResultMatch) {
- if (X11->display)
- dpi = QX11Info::appDpiY();
- else
- dpi = qt_defaultDpiY();
- }
-
- double size;
- if (FcPatternGetDouble(pattern, FC_PIXEL_SIZE, 0, &size) == FcResultMatch)
- fontDef.pixelSize = size;
- else
- fontDef.pixelSize = 12;
-
- fontDef.pointSize = qt_pointSize(fontDef.pixelSize, qRound(dpi));
-
- /* ###
- fontDef.styleHint
- */
-
- int weight;
- if (FcPatternGetInteger(pattern, FC_WEIGHT, 0, &weight) != FcResultMatch)
- weight = FC_WEIGHT_MEDIUM;
- fontDef.weight = getFCWeight(weight);
-
- int slant;
- if (FcPatternGetInteger(pattern, FC_SLANT, 0, &slant) != FcResultMatch)
- slant = FC_SLANT_ROMAN;
- fontDef.style = (slant == FC_SLANT_ITALIC)
- ? QFont::StyleItalic
- : ((slant == FC_SLANT_OBLIQUE)
- ? QFont::StyleOblique
- : QFont::StyleNormal);
-
-
- FcBool scalable;
- if (FcPatternGetBool(pattern, FC_SCALABLE, 0, &scalable) != FcResultMatch)
- scalable = false;
- if (scalable) {
- fontDef.stretch = request.stretch;
- fontDef.style = request.style;
- } else {
- int width;
- if (FcPatternGetInteger(pattern, FC_WIDTH, 0, &width) == FcResultMatch)
- fontDef.stretch = width;
- else
- fontDef.stretch = 100;
- }
-
- int spacing;
- if (FcPatternGetInteger(pattern, FC_SPACING, 0, &spacing) == FcResultMatch) {
- fontDef.fixedPitch = (spacing >= FC_MONO);
- fontDef.ignorePitch = false;
- } else {
- fontDef.ignorePitch = true;
- }
-
- return fontDef;
-}
-
-static const char *specialLanguages[] = {
- "en", // Common
- "el", // Greek
- "ru", // Cyrillic
- "hy", // Armenian
- "he", // Hebrew
- "ar", // Arabic
- "syr", // Syriac
- "div", // Thaana
- "hi", // Devanagari
- "bn", // Bengali
- "pa", // Gurmukhi
- "gu", // Gujarati
- "or", // Oriya
- "ta", // Tamil
- "te", // Telugu
- "kn", // Kannada
- "ml", // Malayalam
- "si", // Sinhala
- "th", // Thai
- "lo", // Lao
- "bo", // Tibetan
- "my", // Myanmar
- "ka", // Georgian
- "ko", // Hangul
- "", // Ogham
- "", // Runic
- "km", // Khmer
- "" // N'Ko
-};
-enum { SpecialLanguageCount = sizeof(specialLanguages) / sizeof(const char *) };
-
-static const ushort specialChars[] = {
- 0, // English
- 0, // Greek
- 0, // Cyrillic
- 0, // Armenian
- 0, // Hebrew
- 0, // Arabic
- 0, // Syriac
- 0, // Thaana
- 0, // Devanagari
- 0, // Bengali
- 0, // Gurmukhi
- 0, // Gujarati
- 0, // Oriya
- 0, // Tamil
- 0xc15, // Telugu
- 0xc95, // Kannada
- 0xd15, // Malayalam
- 0xd9a, // Sinhala
- 0, // Thai
- 0, // Lao
- 0, // Tibetan
- 0x1000, // Myanmar
- 0, // Georgian
- 0, // Hangul
- 0x1681, // Ogham
- 0x16a0, // Runic
- 0, // Khmer
- 0x7ca // N'Ko
-};
-enum { SpecialCharCount = sizeof(specialChars) / sizeof(ushort) };
-
-// this could become a list of all languages used for each writing
-// system, instead of using the single most common language.
-static const char *languageForWritingSystem[] = {
- 0, // Any
- "en", // Latin
- "el", // Greek
- "ru", // Cyrillic
- "hy", // Armenian
- "he", // Hebrew
- "ar", // Arabic
- "syr", // Syriac
- "div", // Thaana
- "hi", // Devanagari
- "bn", // Bengali
- "pa", // Gurmukhi
- "gu", // Gujarati
- "or", // Oriya
- "ta", // Tamil
- "te", // Telugu
- "kn", // Kannada
- "ml", // Malayalam
- "si", // Sinhala
- "th", // Thai
- "lo", // Lao
- "bo", // Tibetan
- "my", // Myanmar
- "ka", // Georgian
- "km", // Khmer
- "zh-cn", // SimplifiedChinese
- "zh-tw", // TraditionalChinese
- "ja", // Japanese
- "ko", // Korean
- "vi", // Vietnamese
- 0, // Symbol
- 0, // Ogham
- 0, // Runic
- 0 // N'Ko
-};
-enum { LanguageCount = sizeof(languageForWritingSystem) / sizeof(const char *) };
-
-// Unfortunately FontConfig doesn't know about some languages. We have to test these through the
-// charset. The lists below contain the systems where we need to do this.
-static const ushort sampleCharForWritingSystem[] = {
- 0, // Any
- 0, // Latin
- 0, // Greek
- 0, // Cyrillic
- 0, // Armenian
- 0, // Hebrew
- 0, // Arabic
- 0, // Syriac
- 0, // Thaana
- 0, // Devanagari
- 0, // Bengali
- 0, // Gurmukhi
- 0, // Gujarati
- 0, // Oriya
- 0, // Tamil
- 0xc15, // Telugu
- 0xc95, // Kannada
- 0xd15, // Malayalam
- 0xd9a, // Sinhala
- 0, // Thai
- 0, // Lao
- 0, // Tibetan
- 0x1000, // Myanmar
- 0, // Georgian
- 0, // Khmer
- 0, // SimplifiedChinese
- 0, // TraditionalChinese
- 0, // Japanese
- 0, // Korean
- 0, // Vietnamese
- 0, // Symbol
- 0x1681, // Ogham
- 0x16a0, // Runic
- 0x7ca // N'Ko
-};
-enum { SampleCharCount = sizeof(sampleCharForWritingSystem) / sizeof(ushort) };
-
-// Newer FontConfig let's us sort out fonts that contain certain glyphs, but no
-// open type tables for is directly. Do this so we don't pick some strange
-// pseudo unicode font
-static const char *openType[] = {
- 0, // Any
- 0, // Latin
- 0, // Greek
- 0, // Cyrillic
- 0, // Armenian
- 0, // Hebrew
- 0, // Arabic
- "syrc", // Syriac
- "thaa", // Thaana
- "deva", // Devanagari
- "beng", // Bengali
- "guru", // Gurmukhi
- "gurj", // Gujarati
- "orya", // Oriya
- "taml", // Tamil
- "telu", // Telugu
- "knda", // Kannada
- "mlym", // Malayalam
- "sinh", // Sinhala
- 0, // Thai
- 0, // Lao
- "tibt", // Tibetan
- "mymr", // Myanmar
- 0, // Georgian
- "khmr", // Khmer
- 0, // SimplifiedChinese
- 0, // TraditionalChinese
- 0, // Japanese
- 0, // Korean
- 0, // Vietnamese
- 0, // Symbol
- 0, // Ogham
- 0, // Runic
- "nko " // N'Ko
-};
-enum { OpenTypeCount = sizeof(openType) / sizeof(const char *) };
-
-
-static void loadFontConfig()
-{
- Q_ASSERT_X(X11, "QFontDatabase",
- "A QApplication object needs to be constructed before FontConfig is used.");
- if (!X11->has_fontconfig)
- return;
-
- Q_ASSERT_X(int(QUnicodeTables::ScriptCount) == SpecialLanguageCount,
- "QFontDatabase", "New scripts have been added.");
- Q_ASSERT_X(int(QUnicodeTables::ScriptCount) == SpecialCharCount,
- "QFontDatabase", "New scripts have been added.");
- Q_ASSERT_X(int(QFontDatabase::WritingSystemsCount) == LanguageCount,
- "QFontDatabase", "New writing systems have been added.");
- Q_ASSERT_X(int(QFontDatabase::WritingSystemsCount) == SampleCharCount,
- "QFontDatabase", "New writing systems have been added.");
- Q_ASSERT_X(int(QFontDatabase::WritingSystemsCount) == OpenTypeCount,
- "QFontDatabase", "New writing systems have been added.");
-
- 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;
- int slant_value;
- int spacing_value;
- FcChar8 *file_value;
- int index_value;
- FcChar8 *foundry_value;
- FcBool scalable;
-
- {
- FcObjectSet *os = FcObjectSetCreate();
- FcPattern *pattern = FcPatternCreate();
- const char *properties [] = {
- FC_FAMILY, FC_WEIGHT, FC_SLANT,
- FC_SPACING, FC_FILE, FC_INDEX,
- FC_LANG, FC_CHARSET, FC_FOUNDRY, FC_SCALABLE, FC_PIXEL_SIZE, FC_WEIGHT,
- FC_WIDTH,
-#if FC_VERSION >= 20297
- FC_CAPABILITY,
-#endif
- (const char *)0
- };
- const char **p = properties;
- while (*p) {
- FcObjectSetAdd(os, *p);
- ++p;
- }
- fonts = FcFontList(0, pattern, os);
- FcObjectSetDestroy(os);
- FcPatternDestroy(pattern);
- }
-
- for (int i = 0; i < fonts->nfont; i++) {
- if (FcPatternGetString(fonts->fonts[i], FC_FAMILY, 0, &value) != FcResultMatch)
- continue;
- // capitalize(value);
- familyName = QString::fromUtf8((const char *)value);
- slant_value = FC_SLANT_ROMAN;
- weight_value = FC_WEIGHT_MEDIUM;
- spacing_value = FC_PROPORTIONAL;
- file_value = 0;
- index_value = 0;
- scalable = FcTrue;
-
- if (FcPatternGetInteger (fonts->fonts[i], FC_SLANT, 0, &slant_value) != FcResultMatch)
- slant_value = FC_SLANT_ROMAN;
- if (FcPatternGetInteger (fonts->fonts[i], FC_WEIGHT, 0, &weight_value) != FcResultMatch)
- weight_value = FC_WEIGHT_MEDIUM;
- if (FcPatternGetInteger (fonts->fonts[i], FC_SPACING, 0, &spacing_value) != FcResultMatch)
- spacing_value = FC_PROPORTIONAL;
- if (FcPatternGetString (fonts->fonts[i], FC_FILE, 0, &file_value) != FcResultMatch)
- file_value = 0;
- if (FcPatternGetInteger (fonts->fonts[i], FC_INDEX, 0, &index_value) != FcResultMatch)
- index_value = 0;
- if (FcPatternGetBool(fonts->fonts[i], FC_SCALABLE, 0, &scalable) != FcResultMatch)
- scalable = FcTrue;
- if (FcPatternGetString(fonts->fonts[i], FC_FOUNDRY, 0, &foundry_value) != FcResultMatch)
- foundry_value = 0;
- QtFontFamily *family = db->family(familyName, true);
-
- FcLangSet *langset = 0;
- FcResult res = FcPatternGetLangSet(fonts->fonts[i], FC_LANG, 0, &langset);
- if (res == FcResultMatch) {
- for (int i = 1; i < LanguageCount; ++i) {
- const FcChar8 *lang = (const FcChar8*) languageForWritingSystem[i];
- if (!lang) {
- family->writingSystems[i] |= QtFontFamily::UnsupportedFT;
- } else {
- FcLangResult langRes = FcLangSetHasLang(langset, lang);
- if (langRes != FcLangDifferentLang)
- family->writingSystems[i] = QtFontFamily::Supported;
- else
- family->writingSystems[i] |= QtFontFamily::UnsupportedFT;
- }
- }
- family->writingSystems[QFontDatabase::Other] = QtFontFamily::UnsupportedFT;
- family->ftWritingSystemCheck = true;
- } else {
- // we set Other to supported for symbol fonts. It makes no
- // sense to merge these with other ones, as they are
- // special in a way.
- for (int i = 1; i < LanguageCount; ++i)
- family->writingSystems[i] |= QtFontFamily::UnsupportedFT;
- family->writingSystems[QFontDatabase::Other] = QtFontFamily::Supported;
- }
-
- FcCharSet *cs = 0;
- res = FcPatternGetCharSet(fonts->fonts[i], FC_CHARSET, 0, &cs);
- if (res == FcResultMatch) {
- // some languages are not supported by FontConfig, we rather check the
- // charset to detect these
- for (int i = 1; i < SampleCharCount; ++i) {
- if (!sampleCharForWritingSystem[i])
- continue;
- if (FcCharSetHasChar(cs, sampleCharForWritingSystem[i]))
- family->writingSystems[i] = QtFontFamily::Supported;
- }
- }
-
-#if FC_VERSION >= 20297
- for (int j = 1; j < LanguageCount; ++j) {
- if (family->writingSystems[j] == QtFontFamily::Supported && requiresOpenType(j) && openType[j]) {
- FcChar8 *cap;
- res = FcPatternGetString (fonts->fonts[i], FC_CAPABILITY, 0, &cap);
- if (res != FcResultMatch || !strstr((const char *)cap, openType[j]))
- family->writingSystems[j] = QtFontFamily::UnsupportedFT;
- }
- }
-#endif
-
- QByteArray file((const char *)file_value);
- family->fontFilename = file;
- family->fontFileIndex = index_value;
-
- QtFontStyle::Key styleKey;
- styleKey.style = (slant_value == FC_SLANT_ITALIC)
- ? QFont::StyleItalic
- : ((slant_value == FC_SLANT_OBLIQUE)
- ? QFont::StyleOblique
- : QFont::StyleNormal);
- styleKey.weight = getFCWeight(weight_value);
- if (!scalable) {
- int width = 100;
- FcPatternGetInteger (fonts->fonts[i], FC_WIDTH, 0, &width);
- styleKey.stretch = width;
- }
-
- QtFontFoundry *foundry
- = family->foundry(foundry_value ? QString::fromUtf8((const char *)foundry_value) : QString(), true);
- QtFontStyle *style = foundry->style(styleKey, true);
-
- if (spacing_value < FC_MONO)
- family->fixedPitch = false;
-
- QtFontSize *size;
- if (scalable) {
- style->smoothScalable = true;
- size = style->pixelSize(SMOOTH_SCALABLE, true);
- } else {
- double pixel_size = 0;
- FcPatternGetDouble (fonts->fonts[i], FC_PIXEL_SIZE, 0, &pixel_size);
- size = style->pixelSize((int)pixel_size, true);
- }
- QtFontEncoding *enc = size->encodingID(-1, 0, 0, 0, 0, true);
- enc->pitch = (spacing_value >= FC_CHARCELL ? 'c' :
- (spacing_value >= FC_MONO ? 'm' : 'p'));
- }
-
- FcFontSetDestroy (fonts);
-
- struct FcDefaultFont {
- const char *qtname;
- const char *rawname;
- bool fixed;
- };
- const FcDefaultFont defaults[] = {
- { "Serif", "serif", false },
- { "Sans Serif", "sans-serif", false },
- { "Monospace", "monospace", true },
- { 0, 0, false }
- };
- const FcDefaultFont *f = defaults;
- while (f->qtname) {
- QtFontFamily *family = db->family(QLatin1String(f->qtname), true);
- family->fixedPitch = f->fixed;
- family->synthetic = true;
- QtFontFoundry *foundry = family->foundry(QString(), true);
-
- // aliases only make sense for 'common', not for any of the specials
- for (int i = 1; i < LanguageCount; ++i) {
- if (requiresOpenType(i))
- family->writingSystems[i] = QtFontFamily::UnsupportedFT;
- else
- family->writingSystems[i] = QtFontFamily::Supported;
- }
- family->writingSystems[QFontDatabase::Other] = QtFontFamily::UnsupportedFT;
-
- QtFontStyle::Key styleKey;
- for (int i = 0; i < 4; ++i) {
- styleKey.style = (i%2) ? QFont::StyleNormal : QFont::StyleItalic;
- styleKey.weight = (i > 1) ? QFont::Bold : QFont::Normal;
- QtFontStyle *style = foundry->style(styleKey, true);
- style->smoothScalable = true;
- QtFontSize *size = style->pixelSize(SMOOTH_SCALABLE, true);
- QtFontEncoding *enc = size->encodingID(-1, 0, 0, 0, 0, true);
- enc->pitch = (f->fixed ? 'm' : 'p');
- }
- ++f;
- }
-}
-#endif // QT_NO_FONTCONFIG
-
-static void initializeDb();
-
-static void load(const QString &family = QString(), int script = -1, bool forceXLFD = false)
-{
- if (X11->has_fontconfig && !forceXLFD) {
- initializeDb();
- return;
- }
-
-#ifdef QFONTDATABASE_DEBUG
- QElapsedTimer t;
- t.start();
-#endif
-
- if (family.isNull() && script == -1) {
- loadXlfds(0, -1);
- } else {
- if (family.isNull()) {
- // load all families in all writing systems that match \a script
- for (int ws = 1; ws < QFontDatabase::WritingSystemsCount; ++ws) {
- if (scriptForWritingSystem[ws] != script)
- continue;
- for (int i = 0; i < numEncodings; ++i) {
- if (writingSystems_for_xlfd_encoding[i][ws])
- loadXlfds(0, i);
- }
- }
- } else {
- QtFontFamily *f = privateDb()->family(family);
- // could reduce this further with some more magic:
- // would need to remember the encodings loaded for the family.
- if (!f || !f->xlfdLoaded)
- loadXlfds(family.toLatin1(), -1);
- }
- }
-
-#ifdef QFONTDATABASE_DEBUG
- FD_DEBUG("QFontDatabase: load(%s, %d) took %d ms",
- family.toLatin1().constData(), script, t.elapsed());
-#endif
-}
-
-static void checkSymbolFont(QtFontFamily *family)
-{
- if (!family || family->symbol_checked || family->fontFilename.isEmpty())
- return;
-// qDebug() << "checking " << family->rawName;
- family->symbol_checked = true;
-
- QFontEngine::FaceId id;
- id.filename = family->fontFilename;
- id.index = family->fontFileIndex;
- QFreetypeFace *f = QFreetypeFace::getFace(id);
- if (!f) {
- qWarning("checkSymbolFonts: Couldn't open face %s (%s/%d)",
- qPrintable(family->name), family->fontFilename.data(), family->fontFileIndex);
- return;
- }
- for (int i = 0; i < f->face->num_charmaps; ++i) {
- FT_CharMap cm = f->face->charmaps[i];
- if (cm->encoding == FT_ENCODING_ADOBE_CUSTOM
- || cm->encoding == FT_ENCODING_MS_SYMBOL) {
- for (int x = QFontDatabase::Latin; x < QFontDatabase::Other; ++x)
- family->writingSystems[x] = QtFontFamily::Unsupported;
- family->writingSystems[QFontDatabase::Other] = QtFontFamily::Supported;
- break;
- }
- }
- f->release(id);
-}
-
-static void checkSymbolFonts(const QString &family = QString())
-{
-#ifndef QT_NO_FONTCONFIG
- QFontDatabasePrivate *d = privateDb();
-
- if (family.isEmpty()) {
- for (int i = 0; i < d->count; ++i)
- checkSymbolFont(d->families[i]);
- } else {
- checkSymbolFont(d->family(family));
- }
-#endif
-}
-
-static void registerFont(QFontDatabasePrivate::ApplicationFont *fnt);
-
-static void initializeDb()
-{
- QFontDatabasePrivate *db = privateDb();
- if (!db || db->count)
- return;
-
- QElapsedTimer t;
- t.start();
-
-#ifndef QT_NO_FONTCONFIG
- if (db->reregisterAppFonts) {
- db->reregisterAppFonts = false;
- for (int i = 0; i < db->applicationFonts.count(); ++i)
- if (!db->applicationFonts.at(i).families.isEmpty()) {
- registerFont(&db->applicationFonts[i]);
- }
- }
-
- loadFontConfig();
- FD_DEBUG("QFontDatabase: loaded FontConfig: %d ms", int(t.elapsed()));
-#endif
-
- t.start();
-
-#ifndef QT_NO_FONTCONFIG
- for (int i = 0; i < db->count; i++) {
- for (int j = 0; j < db->families[i]->count; ++j) { // each foundry
- QtFontFoundry *foundry = db->families[i]->foundries[j];
- for (int k = 0; k < foundry->count; ++k) {
- QtFontStyle *style = foundry->styles[k];
- if (style->key.style != QFont::StyleNormal) continue;
-
- QtFontSize *size = style->pixelSize(SMOOTH_SCALABLE);
- if (! size) continue; // should not happen
- QtFontEncoding *enc = size->encodingID(-1, 0, 0, 0, 0, true);
- if (! enc) continue; // should not happen either
-
- QtFontStyle::Key key = style->key;
-
- // does this style have an italic equivalent?
- key.style = QFont::StyleItalic;
- QtFontStyle *equiv = foundry->style(key);
- if (equiv) continue;
-
- // does this style have an oblique equivalent?
- key.style = QFont::StyleOblique;
- equiv = foundry->style(key);
- if (equiv) continue;
-
- // let's fake one...
- equiv = foundry->style(key, true);
- equiv->smoothScalable = true;
-
- QtFontSize *equiv_size = equiv->pixelSize(SMOOTH_SCALABLE, true);
- QtFontEncoding *equiv_enc = equiv_size->encodingID(-1, 0, 0, 0, 0, true);
-
- // keep the same pitch
- equiv_enc->pitch = enc->pitch;
- }
- }
- }
-#endif
-
-
-#ifdef QFONTDATABASE_DEBUG
-#ifndef QT_NO_FONTCONFIG
- if (!X11->has_fontconfig)
-#endif
- // load everything at startup in debug mode.
- loadXlfds(0, -1);
-
- // print the database
- for (int f = 0; f < db->count; f++) {
- QtFontFamily *family = db->families[f];
- FD_DEBUG("'%s' %s fixed=%s", family->name.latin1(), (family->fixedPitch ? "fixed" : ""),
- (family->fixedPitch ? "yes" : "no"));
- for (int i = 0; i < QFontDatabase::WritingSystemsCount; ++i) {
- QFontDatabase::WritingSystem ws = QFontDatabase::WritingSystem(i);
- FD_DEBUG("\t%s: %s", QFontDatabase::writingSystemName(ws).toLatin1().constData(),
- ((family->writingSystems[i] & QtFontFamily::Supported) ? "Supported" :
- (family->writingSystems[i] & QtFontFamily::Unsupported) == QtFontFamily::Unsupported ?
- "Unsupported" : "Unknown"));
- }
-
- for (int fd = 0; fd < family->count; fd++) {
- QtFontFoundry *foundry = family->foundries[fd];
- FD_DEBUG("\t\t'%s'", foundry->name.latin1());
- for (int s = 0; s < foundry->count; s++) {
- QtFontStyle *style = foundry->styles[s];
- FD_DEBUG("\t\t\tstyle: style=%d weight=%d (%s)\n"
- "\t\t\tstretch=%d (%s)",
- style->key.style, style->key.weight,
- style->weightName, style->key.stretch,
- style->setwidthName ? style->setwidthName : "nil");
- if (style->smoothScalable)
- FD_DEBUG("\t\t\t\tsmooth scalable");
- else if (style->bitmapScalable)
- FD_DEBUG("\t\t\t\tbitmap scalable");
- if (style->pixelSizes) {
- qDebug("\t\t\t\t%d pixel sizes", style->count);
- for (int z = 0; z < style->count; ++z) {
- QtFontSize *size = style->pixelSizes + z;
- for (int e = 0; e < size->count; ++e) {
- FD_DEBUG("\t\t\t\t size %5d pitch %c encoding %s",
- size->pixelSize,
- size->encodings[e].pitch,
- xlfd_for_id(size->encodings[e].encoding));
- }
- }
- }
- }
- }
- }
-#endif // QFONTDATABASE_DEBUG
-}
-
-
-// --------------------------------------------------------------------------------------
-// font loader
-// --------------------------------------------------------------------------------------
-
-static const char *styleHint(const QFontDef &request)
-{
- const char *stylehint = 0;
- switch (request.styleHint) {
- case QFont::SansSerif:
- stylehint = "sans-serif";
- break;
- case QFont::Serif:
- stylehint = "serif";
- break;
- case QFont::TypeWriter:
- stylehint = "monospace";
- break;
- default:
- if (request.fixedPitch)
- stylehint = "monospace";
- break;
- }
- return stylehint;
-}
-
-#ifndef QT_NO_FONTCONFIG
-
-void qt_addPatternProps(FcPattern *pattern, int screen, int script, const QFontDef &request)
-{
- int weight_value = FC_WEIGHT_BLACK;
- if (request.weight == 0)
- weight_value = FC_WEIGHT_MEDIUM;
- else if (request.weight < (QFont::Light + QFont::Normal) / 2)
- weight_value = FC_WEIGHT_LIGHT;
- else if (request.weight < (QFont::Normal + QFont::DemiBold) / 2)
- weight_value = FC_WEIGHT_MEDIUM;
- else if (request.weight < (QFont::DemiBold + QFont::Bold) / 2)
- 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;
- if (request.style == QFont::StyleItalic)
- 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));
- }
-
- if (script != QUnicodeTables::Common && *specialLanguages[script] != '\0') {
- 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);
- }
-}
-
-static bool preferScalable(const QFontDef &request)
-{
- return request.styleStrategy & (QFont::PreferOutline|QFont::ForceOutline|QFont::PreferQuality|QFont::PreferAntialias);
-}
-
-
-static FcPattern *getFcPattern(const QFontPrivate *fp, int script, const QFontDef &request)
-{
- if (!X11->has_fontconfig)
- return 0;
-
- FcPattern *pattern = FcPatternCreate();
- if (!pattern)
- return 0;
-
- FcValue value;
- value.type = FcTypeString;
-
- QtFontDesc desc;
- QStringList families_and_foundries = familyList(request);
- for (int i = 0; i < families_and_foundries.size(); ++i) {
- QString family, foundry;
- parseFontName(families_and_foundries.at(i), foundry, family);
- if (!family.isEmpty()) {
- QByteArray cs = family.toUtf8();
- value.u.s = (const FcChar8 *)cs.data();
- FcPatternAdd(pattern, FC_FAMILY, value, FcTrue);
- }
- if (i == 0) {
- QT_PREPEND_NAMESPACE(match)(script, request, family, foundry, -1, &desc);
- if (!foundry.isEmpty()) {
- QByteArray cs = foundry.toUtf8();
- value.u.s = (const FcChar8 *)cs.data();
- FcPatternAddWeak(pattern, FC_FOUNDRY, value, FcTrue);
- }
- }
- }
-
- const char *stylehint = styleHint(request);
- if (stylehint) {
- value.u.s = (const FcChar8 *)stylehint;
- FcPatternAddWeak(pattern, FC_FAMILY, value, FcTrue);
- }
-
- if (!request.ignorePitch) {
- char pitch_value = FC_PROPORTIONAL;
- if (request.fixedPitch || (desc.family && desc.family->fixedPitch))
- pitch_value = FC_MONO;
- FcPatternAddInteger(pattern, FC_SPACING, pitch_value);
- }
- FcPatternAddBool(pattern, FC_OUTLINE, !(request.styleStrategy & QFont::PreferBitmap));
- if (preferScalable(request) || (desc.style && desc.style->smoothScalable))
- FcPatternAddBool(pattern, FC_SCALABLE, true);
-
- qt_addPatternProps(pattern, fp->screen, script, request);
-
- FcDefaultSubstitute(pattern);
- FcConfigSubstitute(0, pattern, FcMatchPattern);
- FcConfigSubstitute(0, pattern, FcMatchFont);
-
- // these should only get added to the pattern _after_ substitution
- // append the default fallback font for the specified script
- extern QString qt_fallback_font_family(int);
- QString fallback = qt_fallback_font_family(script);
- if (!fallback.isEmpty()) {
- QByteArray cs = fallback.toUtf8();
- value.u.s = (const FcChar8 *)cs.data();
- FcPatternAddWeak(pattern, FC_FAMILY, value, FcTrue);
- }
-
- // add the default family
- QString defaultFamily = QApplication::font().family();
- QByteArray cs = defaultFamily.toUtf8();
- value.u.s = (const FcChar8 *)cs.data();
- FcPatternAddWeak(pattern, FC_FAMILY, value, FcTrue);
-
- // add QFont::defaultFamily() to the list, for compatibility with
- // previous versions
- defaultFamily = QApplication::font().defaultFamily();
- cs = defaultFamily.toUtf8();
- value.u.s = (const FcChar8 *)cs.data();
- FcPatternAddWeak(pattern, FC_FAMILY, value, FcTrue);
-
- return pattern;
-}
-
-
-static void FcFontSetRemove(FcFontSet *fs, int at)
-{
- Q_ASSERT(at < fs->nfont);
- FcPatternDestroy(fs->fonts[at]);
- int len = (--fs->nfont - at) * sizeof(FcPattern *);;
- if (len > 0)
- memmove(fs->fonts + at, fs->fonts + at + 1, len);
-}
-
-static QFontEngine *tryPatternLoad(FcPattern *p, int screen,
- const QFontDef &request, int script, FcPattern **matchedPattern = 0)
-{
-#ifdef FONT_MATCH_DEBUG
- FcChar8 *fam;
- FcPatternGetString(p, FC_FAMILY, 0, &fam);
- FM_DEBUG("==== trying %s\n", fam);
-#endif
- FM_DEBUG("passes charset test\n");
- FcPattern *pattern = FcPatternDuplicate(p);
- // add properties back in as the font selected from the
- // list doesn't contain them.
- qt_addPatternProps(pattern, screen, script, request);
-
- FcConfigSubstitute(0, pattern, FcMatchPattern);
- FcDefaultSubstitute(pattern);
- FcResult res;
- FcPattern *match = FcFontMatch(0, pattern, &res);
-
- if (matchedPattern)
- *matchedPattern = 0;
-
- QFontEngineX11FT *engine = 0;
- if (!match) // probably no fonts available.
- goto done;
-
- if (matchedPattern)
- *matchedPattern = FcPatternDuplicate(match);
-
- if (script != QUnicodeTables::Common) {
- // skip font if it doesn't support the language we want
- if (specialChars[script]) {
- // need to check the charset, as the langset doesn't work for these scripts
- FcCharSet *cs;
- if (FcPatternGetCharSet(match, FC_CHARSET, 0, &cs) != FcResultMatch)
- goto done;
- if (!FcCharSetHasChar(cs, specialChars[script]))
- goto done;
- } else if (*specialLanguages[script] != '\0'){
- FcLangSet *langSet = 0;
- if (FcPatternGetLangSet(match, FC_LANG, 0, &langSet) != FcResultMatch)
- goto done;
- if (FcLangSetHasLang(langSet, (const FcChar8*)specialLanguages[script]) != FcLangEqual)
- goto done;
- }
- }
-
- // enforce non-antialiasing if requested. the ft font engine looks at this property.
- if (request.styleStrategy & QFont::NoAntialias) {
- FcPatternDel(match, FC_ANTIALIAS);
- FcPatternAddBool(match, FC_ANTIALIAS, false);
- }
-
- engine = new QFontEngineX11FT(match, qt_FcPatternToQFontDef(match, request), screen);
- if (engine->invalid()) {
- FM_DEBUG(" --> invalid!\n");
- delete engine;
- engine = 0;
- } else if (scriptRequiresOpenType(script)) {
- HB_Face hbFace = engine->harfbuzzFace();
- if (!hbFace || !hbFace->supported_scripts[script]) {
- FM_DEBUG(" OpenType support missing for script\n");
- delete engine;
- engine = 0;
- }
- }
-done:
- FcPatternDestroy(pattern);
- if (!engine && matchedPattern && *matchedPattern) {
- FcPatternDestroy(*matchedPattern);
- *matchedPattern = 0;
- }
- return engine;
-}
-
-FcFontSet *qt_fontSetForPattern(FcPattern *pattern, const QFontDef &request)
-{
- FcResult result;
- FcFontSet *fs = FcFontSort(0, pattern, FcTrue, 0, &result);
-#ifdef FONT_MATCH_DEBUG
- FM_DEBUG("first font in fontset:\n");
- FcPatternPrint(fs->fonts[0]);
-#endif
-
- FcBool forceScalable = request.styleStrategy & QFont::ForceOutline;
-
- // remove fonts if they are not scalable (and should be)
- if (forceScalable && fs) {
- for (int i = 0; i < fs->nfont; ++i) {
- FcPattern *font = fs->fonts[i];
- FcResult res;
- FcBool scalable;
- res = FcPatternGetBool(font, FC_SCALABLE, 0, &scalable);
- if (res != FcResultMatch || !scalable) {
- FcFontSetRemove(fs, i);
-#ifdef FONT_MATCH_DEBUG
- FM_DEBUG("removing pattern:");
- FcPatternPrint(font);
-#endif
- --i; // go back one
- }
- }
- }
-
- FM_DEBUG("final pattern contains %d fonts\n", fs->nfont);
-
- return fs;
-}
-
-static QFontEngine *loadFc(const QFontPrivate *fp, int script, const QFontDef &request)
-{
- FM_DEBUG("===================== loadFc: script=%d family='%s'\n", script, request.family.toLatin1().data());
- FcPattern *pattern = getFcPattern(fp, script, request);
-
-#ifdef FONT_MATCH_DEBUG
- FM_DEBUG("\n\nfinal FcPattern contains:\n");
- FcPatternPrint(pattern);
-#endif
-
- QFontEngine *fe = 0;
- FcPattern *matchedPattern = 0;
- fe = tryPatternLoad(pattern, fp->screen, request, script, &matchedPattern);
- if (!fe) {
- FcFontSet *fs = qt_fontSetForPattern(pattern, request);
-
- if (fs) {
- for (int i = 0; !fe && i < fs->nfont; ++i)
- fe = tryPatternLoad(fs->fonts[i], fp->screen, request, script, &matchedPattern);
- FcFontSetDestroy(fs);
- }
- FM_DEBUG("engine for script %d is %s\n", script, fe ? fe->fontDef.family.toLatin1().data(): "(null)");
- }
- if (fe
- && script == QUnicodeTables::Common
- && !(request.styleStrategy & QFont::NoFontMerging) && !fe->symbol) {
- fe = new QFontEngineMultiFT(fe, matchedPattern, pattern, fp->screen, request);
- } else {
- FcPatternDestroy(pattern);
- if (matchedPattern)
- FcPatternDestroy(matchedPattern);
- }
- return fe;
-}
-
-static FcPattern *queryFont(const FcChar8 *file, const QByteArray &data, int id, FcBlanks *blanks, int *count)
-{
-#if FC_VERSION < 20402
- Q_UNUSED(data)
- return FcFreeTypeQuery(file, id, blanks, count);
-#else
- if (data.isEmpty())
- return FcFreeTypeQuery(file, id, blanks, count);
-
- extern FT_Library qt_getFreetype();
- FT_Library lib = qt_getFreetype();
-
- FcPattern *pattern = 0;
-
- FT_Face face;
- if (!FT_New_Memory_Face(lib, (const FT_Byte *)data.constData(), data.size(), id, &face)) {
- *count = face->num_faces;
-
- pattern = FcFreeTypeQueryFace(face, file, id, blanks);
-
- FT_Done_Face(face);
- }
-
- return pattern;
-#endif
-}
-#endif // QT_NO_FONTCONFIG
-
-static QFontEngine *loadRaw(const QFontPrivate *fp, const QFontDef &request)
-{
- Q_ASSERT(fp && fp->rawMode);
-
- QByteArray xlfd = request.family.toLatin1();
- FM_DEBUG("Loading XLFD (rawmode) '%s'", xlfd.data());
-
- QFontEngine *fe;
- XFontStruct *xfs;
- if (!(xfs = XLoadQueryFont(QX11Info::display(), xlfd.data())))
- if (!(xfs = XLoadQueryFont(QX11Info::display(), "fixed")))
- return 0;
-
- fe = new QFontEngineXLFD(xfs, xlfd, 0);
- if (! qt_fillFontDef(xfs, &fe->fontDef, fp->dpi, 0) &&
- ! qt_fillFontDef(xlfd, &fe->fontDef, fp->dpi, 0))
- fe->fontDef = QFontDef();
- return fe;
-}
-
-QFontEngine *QFontDatabase::loadXlfd(int screen, int script, const QFontDef &request, int force_encoding_id)
-{
- QMutexLocker locker(fontDatabaseMutex());
-
- QtFontDesc desc;
- FM_DEBUG() << "---> loadXlfd: request is" << request.family;
- QStringList families_and_foundries = familyList(request);
- const char *stylehint = styleHint(request);
- if (stylehint)
- families_and_foundries << QString::fromLatin1(stylehint);
- families_and_foundries << QString();
- FM_DEBUG() << "loadXlfd: list is" << families_and_foundries;
- for (int i = 0; i < families_and_foundries.size(); ++i) {
- QString family, foundry;
- QT_PREPEND_NAMESPACE(parseFontName)(families_and_foundries.at(i), foundry, family);
- FM_DEBUG("loadXlfd: >>>>>>>>>>>>>>trying to match '%s' encoding=%d", family.toLatin1().data(), force_encoding_id);
- QT_PREPEND_NAMESPACE(match)(script, request, family, foundry, force_encoding_id, &desc, QList<int>(), true);
- if (desc.family)
- break;
- }
-
- QFontEngine *fe = 0;
- if (force_encoding_id != -1
- || (request.styleStrategy & QFont::NoFontMerging)
- || (desc.family && desc.family->writingSystems[QFontDatabase::Symbol] & QtFontFamily::Supported)) {
- if (desc.family) {
- int px = desc.size->pixelSize;
- if (desc.style->smoothScalable && px == SMOOTH_SCALABLE)
- px = request.pixelSize;
- else if (desc.style->bitmapScalable && px == 0)
- px = request.pixelSize;
-
- QByteArray xlfd("-");
- xlfd += desc.foundry->name.isEmpty() ? QByteArray("*") : desc.foundry->name.toLatin1();
- xlfd += '-';
- xlfd += desc.family->name.isEmpty() ? QByteArray("*") : desc.family->name.toLatin1();
- xlfd += '-';
- xlfd += desc.style->weightName ? desc.style->weightName : "*";
- xlfd += '-';
- xlfd += (desc.style->key.style == QFont::StyleItalic
- ? 'i'
- : (desc.style->key.style == QFont::StyleOblique ? 'o' : 'r'));
- xlfd += '-';
- xlfd += desc.style->setwidthName ? desc.style->setwidthName : "*";
- // ### handle add-style
- xlfd += "-*-";
- xlfd += QByteArray::number(px);
- xlfd += '-';
- xlfd += QByteArray::number(desc.encoding->xpoint);
- xlfd += '-';
- xlfd += QByteArray::number(desc.encoding->xres);
- xlfd += '-';
- xlfd += QByteArray::number(desc.encoding->yres);
- xlfd += '-';
- xlfd += desc.encoding->pitch;
- xlfd += '-';
- xlfd += QByteArray::number(desc.encoding->avgwidth);
- xlfd += '-';
- xlfd += xlfd_for_id(desc.encoding->encoding);
-
- FM_DEBUG(" using XLFD: %s\n", xlfd.data());
-
- const int mib = xlfd_encoding[desc.encoding->encoding].mib;
- XFontStruct *xfs;
- if ((xfs = XLoadQueryFont(QX11Info::display(), xlfd))) {
- fe = new QFontEngineXLFD(xfs, xlfd, mib);
- const int dpi = QX11Info::appDpiY();
- if (!qt_fillFontDef(xfs, &fe->fontDef, dpi, &desc)
- && !qt_fillFontDef(xlfd, &fe->fontDef, dpi, &desc)) {
- initFontDef(desc, request, &fe->fontDef);
- }
- }
- }
- if (!fe) {
- fe = new QFontEngineBox(request.pixelSize);
- fe->fontDef = QFontDef();
- }
- } else {
- QList<int> encodings;
- if (desc.encoding) {
- if (desc.encoding->encoding >= 0)
- encodings.append(int(desc.encoding->encoding));
- }
-
- if (desc.size) {
- // append all other encodings for the matched font
- for (int i = 0; i < desc.size->count; ++i) {
- QtFontEncoding *e = desc.size->encodings + i;
- if (e == desc.encoding || e->encoding < 0)
- continue;
- encodings.append(int(e->encoding));
- }
- }
- // fill in the missing encodings
- const XlfdEncoding *enc = xlfd_encoding;
- for (; enc->name; ++enc) {
- if (!encodings.contains(enc->id) && enc->id >= 0) {
- encodings.append(enc->id);
- }
- }
-
-#if defined(FONT_MATCH_DEBUG)
- FM_DEBUG(" using MultiXLFD, encodings:");
- for (int i = 0; i < encodings.size(); ++i) {
- const int id = encodings.at(i);
- FM_DEBUG(" %2d: %s", xlfd_encoding[id].id, xlfd_encoding[id].name);
- }
-#endif
-
- fe = new QFontEngineMultiXLFD(request, encodings, screen);
- }
- return fe;
-}
-
-#if (defined(QT_ARCH_ARM) || defined(QT_ARCH_ARMV6)) && defined(Q_CC_GNU) && (__GNUC__ == 4) && (__GNUC_MINOR__ == 3)
-#define NEEDS_GCC_BUG_WORKAROUND
-#endif
-
-#ifdef NEEDS_GCC_BUG_WORKAROUND
-static inline void gccBugWorkaround(const QFontDef &req)
-{
- char buffer[8];
- snprintf(buffer, 8, "%f", req.pixelSize);
-}
-#endif
-
-/*! \internal
- Loads a QFontEngine for the specified \a script that matches the
- QFontDef \e request member variable.
-*/
-void QFontDatabase::load(const QFontPrivate *d, int script)
-{
- Q_ASSERT(script >= 0 && script < QUnicodeTables::ScriptCount);
-
- // normalize the request to get better caching
- QFontDef req = d->request;
- if (req.pixelSize <= 0)
- req.pixelSize = qFloor(qt_pixelSize(req.pointSize, d->dpi) * 100.0 + 0.5) * 0.01;
- if (req.pixelSize < 1)
- req.pixelSize = 1;
-
-#ifdef NEEDS_GCC_BUG_WORKAROUND
- // req.pixelSize ends up with a bogus value unless this workaround is called
- gccBugWorkaround(req);
-#endif
-
- 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;
-
- // set it to the actual pointsize, so QFontInfo will do the right thing
- if (req.pointSize < 0)
- req.pointSize = qt_pointSize(req.pixelSize, d->dpi);
-
-
- QFontEngine *fe = QFontCache::instance()->findEngine(key);
-
- if (!fe) {
- QMutexLocker locker(fontDatabaseMutex());
- if (!privateDb()->count)
- initializeDb();
-
- const bool mainThread = (qApp->thread() == QThread::currentThread());
- if (qt_enable_test_font && req.family == QLatin1String("__Qt__Box__Engine__")) {
- fe = new QTestFontEngine(req.pixelSize);
- fe->fontDef = req;
- } else if (d->rawMode) {
- if (mainThread)
- fe = loadRaw(d, req);
-#ifndef QT_NO_FONTCONFIG
- } else if (X11->has_fontconfig) {
- fe = loadFc(d, script, req);
-#endif
- } else if (mainThread && qt_is_gui_used) {
- fe = loadXlfd(d->screen, script, req);
- }
- if (!fe) {
- fe = new QFontEngineBox(req.pixelSize);
- fe->fontDef = QFontDef();
- }
- }
- 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();
- }
- QFontCache::instance()->insertEngine(key, fe);
-}
-
-static void registerFont(QFontDatabasePrivate::ApplicationFont *fnt)
-{
-#if defined(QT_NO_FONTCONFIG)
- return;
-#else
- if (!X11->has_fontconfig)
- return;
-
- FcConfig *config = FcConfigGetCurrent();
- if (!config)
- return;
-
- FcFontSet *set = FcConfigGetFonts(config, FcSetApplication);
- if (!set) {
- FcConfigAppFontAddFile(config, (const FcChar8 *)":/non-existent");
- set = FcConfigGetFonts(config, FcSetApplication); // try again
- if (!set)
- return;
- }
-
- QString fileNameForQuery = fnt->fileName;
-#if FC_VERSION < 20402
- QTemporaryFile tmp;
-
- if (!fnt->data.isEmpty()) {
- if (!tmp.open())
- return;
- tmp.write(fnt->data);
- tmp.flush();
- fileNameForQuery = tmp.fileName();
- }
-#endif
-
- int id = 0;
- FcBlanks *blanks = FcConfigGetBlanks(0);
- int count = 0;
-
- QStringList families;
- QFontDatabasePrivate *db = privateDb();
-
- FcPattern *pattern = 0;
- do {
- pattern = queryFont((const FcChar8 *)QFile::encodeName(fileNameForQuery).constData(),
- fnt->data, id, blanks, &count);
- if (!pattern)
- return;
-
- FcPatternDel(pattern, FC_FILE);
- FcPatternAddString(pattern, FC_FILE, (const FcChar8 *)fnt->fileName.toUtf8().constData());
-
- 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;
- }
-
- if (!FcFontSetAdd(set, pattern))
- return;
-
- ++id;
- } while (pattern && id < count);
-
- fnt->families = families;
-#endif
-}
-
-bool QFontDatabase::removeApplicationFont(int handle)
-{
-#if defined(QT_NO_FONTCONFIG)
- return false;
-#else
- QMutexLocker locker(fontDatabaseMutex());
-
- QFontDatabasePrivate *db = privateDb();
- if (handle < 0 || handle >= db->applicationFonts.count())
- return false;
-
- FcConfigAppFontClear(0);
-
- db->applicationFonts[handle] = QFontDatabasePrivate::ApplicationFont();
-
- db->reregisterAppFonts = true;
- db->invalidate();
- return true;
-#endif
-}
-
-bool QFontDatabase::removeAllApplicationFonts()
-{
-#if defined(QT_NO_FONTCONFIG)
- return false;
-#else
- QMutexLocker locker(fontDatabaseMutex());
-
- QFontDatabasePrivate *db = privateDb();
- if (db->applicationFonts.isEmpty())
- return false;
-
- FcConfigAppFontClear(0);
- db->applicationFonts.clear();
- db->invalidate();
- return true;
-#endif
-}
-
-bool QFontDatabase::supportsThreadedFontRendering()
-{
-#if defined(QT_NO_FONTCONFIG)
- return false;
-#else
- return X11->has_fontconfig;
-#endif
-}
-
-QString QFontDatabase::resolveFontFamilyAlias(const QString &family)
-{
-#if defined(QT_NO_FONTCONFIG)
- return family;
-#else
- FcPattern *pattern = FcPatternCreate();
- if (!pattern)
- return family;
-
- FcPatternAddString(pattern, FC_FAMILY, (const FcChar8 *) family.toUtf8().data());
- FcConfigSubstitute(0, pattern, FcMatchPattern);
- FcDefaultSubstitute(pattern);
-
- FcChar8 *familyAfterSubstitution;
- FcPatternGetString(pattern, FC_FAMILY, 0, &familyAfterSubstitution);
- QString resolved = QString::fromUtf8((const char *) familyAfterSubstitution);
- FcPatternDestroy(pattern);
-
- return resolved;
-#endif
-}
-
-QT_END_NAMESPACE
generated by cgit v1.2.3 (git 2.25.1) at 2023-03-27 19:16:09 +0000