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/****************************************************************************
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**
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** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
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** All rights reserved.
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** Contact: Nokia Corporation (qt-info@nokia.com)
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**
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** This file is part of the QtGui module of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:LGPL$
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** No Commercial Usage
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** This file contains pre-release code and may not be distributed.
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** You may use this file in accordance with the terms and conditions
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** contained in the Technology Preview License Agreement accompanying
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** this package.
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**
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** GNU Lesser General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 as published by the Free Software
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** Foundation and appearing in the file LICENSE.LGPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU Lesser General Public License version 2.1 requirements
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** In addition, as a special exception, Nokia gives you certain additional
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** rights. These rights are described in the Nokia Qt LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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** If you have questions regarding the use of this file, please contact
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** Nokia at qt-info@nokia.com.
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**
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**
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**
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**
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**
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**
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**
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#include <qplatformdefs.h>
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#include <qdatetime.h>
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#include <qdebug.h>
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#include <qpaintdevice.h>
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#include <private/qt_x11_p.h>
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#include "qx11info_x11.h"
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#include <qdebug.h>
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#include <qfile.h>
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#include <qtemporaryfile.h>
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#include <qabstractfileengine.h>
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#include <ctype.h>
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#include <stdlib.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <fcntl.h>
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#include <sys/mman.h>
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#include <private/qfontengine_x11_p.h>
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#ifndef QT_NO_FONTCONFIG
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#include <ft2build.h>
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#include FT_FREETYPE_H
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#if FC_VERSION >= 20402
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#include <fontconfig/fcfreetype.h>
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#endif
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#endif
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QT_BEGIN_NAMESPACE
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// from qfont_x11.cpp
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extern double qt_pointSize(double pixelSize, int dpi);
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extern double qt_pixelSize(double pointSize, int dpi);
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static inline void capitalize (char *s)
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{
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bool space = true;
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while(*s) {
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if (space)
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*s = toupper(*s);
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space = (*s == ' ');
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++s;
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}
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}
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/*
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To regenerate the writingSystems_for_xlfd_encoding table, run
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'util/unicode/x11/makeencodings' and paste the generated
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'encodings.c' here.
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*/
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// ----- begin of generated code -----
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#define make_tag( c1, c2, c3, c4 ) \
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((((unsigned int)c1)<<24) | (((unsigned int)c2)<<16) | \
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(((unsigned int)c3)<<8) | ((unsigned int)c4))
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struct XlfdEncoding {
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const char *name;
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int id;
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int mib;
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unsigned int hash1;
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unsigned int hash2;
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};
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static const XlfdEncoding xlfd_encoding[] = {
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{ "iso8859-1", 0, 4, make_tag('i','s','o','8'), make_tag('5','9','-','1') },
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{ "iso8859-2", 1, 5, make_tag('i','s','o','8'), make_tag('5','9','-','2') },
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{ "iso8859-3", 2, 6, make_tag('i','s','o','8'), make_tag('5','9','-','3') },
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{ "iso8859-4", 3, 7, make_tag('i','s','o','8'), make_tag('5','9','-','4') },
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{ "iso8859-9", 4, 12, make_tag('i','s','o','8'), make_tag('5','9','-','9') },
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{ "iso8859-10", 5, 13, make_tag('i','s','o','8'), make_tag('9','-','1','0') },
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{ "iso8859-13", 6, 109, make_tag('i','s','o','8'), make_tag('9','-','1','3') },
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{ "iso8859-14", 7, 110, make_tag('i','s','o','8'), make_tag('9','-','1','4') },
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{ "iso8859-15", 8, 111, make_tag('i','s','o','8'), make_tag('9','-','1','5') },
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{ "hp-roman8", 9, 2004, make_tag('h','p','-','r'), make_tag('m','a','n','8') },
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{ "iso8859-5", 10, 8, make_tag('i','s','o','8'), make_tag('5','9','-','5') },
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{ "*-cp1251", 11, 2251, 0, make_tag('1','2','5','1') },
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{ "koi8-ru", 12, 2084, make_tag('k','o','i','8'), make_tag('8','-','r','u') },
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{ "koi8-u", 13, 2088, make_tag('k','o','i','8'), make_tag('i','8','-','u') },
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{ "koi8-r", 14, 2084, make_tag('k','o','i','8'), make_tag('i','8','-','r') },
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{ "iso8859-7", 15, 10, make_tag('i','s','o','8'), make_tag('5','9','-','7') },
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{ "iso8859-8", 16, 85, make_tag('i','s','o','8'), make_tag('5','9','-','8') },
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{ "gb18030-0", 17, -114, make_tag('g','b','1','8'), make_tag('3','0','-','0') },
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{ "gb18030.2000-0", 18, -113, make_tag('g','b','1','8'), make_tag('0','0','-','0') },
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{ "gbk-0", 19, -113, make_tag('g','b','k','-'), make_tag('b','k','-','0') },
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{ "gb2312.*-0", 20, 57, make_tag('g','b','2','3'), 0 },
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{ "jisx0201*-0", 21, 15, make_tag('j','i','s','x'), 0 },
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{ "jisx0208*-0", 22, 63, make_tag('j','i','s','x'), 0 },
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{ "ksc5601*-*", 23, 36, make_tag('k','s','c','5'), 0 },
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{ "big5hkscs-0", 24, -2101, make_tag('b','i','g','5'), make_tag('c','s','-','0') },
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{ "hkscs-1", 25, -2101, make_tag('h','k','s','c'), make_tag('c','s','-','1') },
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{ "big5*-*", 26, -2026, make_tag('b','i','g','5'), 0 },
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{ "tscii-*", 27, 2028, make_tag('t','s','c','i'), 0 },
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{ "tis620*-*", 28, 2259, make_tag('t','i','s','6'), 0 },
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{ "iso8859-11", 29, 2259, make_tag('i','s','o','8'), make_tag('9','-','1','1') },
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{ "mulelao-1", 30, -4242, make_tag('m','u','l','e'), make_tag('a','o','-','1') },
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{ "ethiopic-unicode", 31, 0, make_tag('e','t','h','i'), make_tag('c','o','d','e') },
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{ "iso10646-1", 32, 0, make_tag('i','s','o','1'), make_tag('4','6','-','1') },
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{ "unicode-*", 33, 0, make_tag('u','n','i','c'), 0 },
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{ "*-symbol", 34, 0, 0, make_tag('m','b','o','l') },
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{ "*-fontspecific", 35, 0, 0, make_tag('i','f','i','c') },
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{ "fontspecific-*", 36, 0, make_tag('f','o','n','t'), 0 },
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{ 0, 0, 0, 0, 0 }
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};
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static const char writingSystems_for_xlfd_encoding[sizeof(xlfd_encoding)][QFontDatabase::WritingSystemsCount] = {
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// iso8859-1
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{ 0, 1, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0 },
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// iso8859-2
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{ 0, 1, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0 },
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// iso8859-3
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{ 0, 1, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0 },
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// iso8859-4
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{ 0, 1, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0 },
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// iso8859-9
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{ 0, 1, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0 },
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// iso8859-10
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{ 0, 1, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0 },
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// iso8859-13
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{ 0, 1, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0 },
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// iso8859-14
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{ 0, 1, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0 },
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// iso8859-15
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{ 0, 1, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0 },
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// hp-roman8
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{ 0, 1, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0 },
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// iso8859-5
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{ 0, 0, 0, 1, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0 },
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// *-cp1251
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{ 0, 0, 0, 1, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0 },
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// koi8-ru
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{ 0, 0, 0, 1, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0 },
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// koi8-u
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{ 0, 0, 0, 1, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0 },
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// koi8-r
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{ 0, 0, 0, 1, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0 },
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// iso8859-7
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{ 0, 0, 1, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0 },
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// iso8859-8
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{ 0, 0, 0, 0, 0, 1, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0 },
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// gb18030-0
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{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 1, 0, 0, 0, 0,
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0 },
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// gb18030.2000-0
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{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 1, 0, 0, 0, 0,
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0 },
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// gbk-0
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{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 1, 0, 0, 0, 0,
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0 },
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// gb2312.*-0
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{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 1, 0, 0, 0, 0,
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0 },
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// jisx0201*-0
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{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 1, 0, 0,
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0 },
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// jisx0208*-0
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{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 1, 0, 0,
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0 },
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// ksc5601*-*
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{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 1, 0,
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0 },
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// big5hkscs-0
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{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 1, 0, 0, 0,
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0 },
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// hkscs-1
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{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 1, 0, 0, 0,
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0 },
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// big5*-*
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284 |
{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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285 |
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 1, 0, 0, 0,
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|
|
287 |
0 },
|
|
|
288 |
// tscii-*
|
|
|
289 |
{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
|
290 |
0, 0, 0, 0, 1, 0, 0, 0, 0, 0,
|
|
|
291 |
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
|
292 |
0 },
|
|
|
293 |
// tis620*-*
|
|
|
294 |
{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
|
295 |
0, 0, 0, 0, 0, 0, 0, 0, 0, 1,
|
|
|
296 |
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
|
297 |
0 },
|
|
|
298 |
// iso8859-11
|
|
|
299 |
{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
|
300 |
0, 0, 0, 0, 0, 0, 0, 0, 0, 1,
|
|
|
301 |
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
|
302 |
0 },
|
|
|
303 |
// mulelao-1
|
|
|
304 |
{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
|
305 |
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
|
306 |
1, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
|
307 |
0 },
|
|
|
308 |
// ethiopic-unicode
|
|
|
309 |
{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
|
310 |
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
|
311 |
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
|
312 |
0 },
|
|
|
313 |
// iso10646-1
|
|
|
314 |
{ 0, 1, 1, 1, 1, 1, 1, 0, 0, 0,
|
|
|
315 |
0, 0, 0, 0, 0, 0, 0, 0, 0, 1,
|
|
|
316 |
1, 1, 0, 1, 0, 1, 1, 0, 0, 0,
|
|
|
317 |
0 },
|
|
|
318 |
// unicode-*
|
|
|
319 |
{ 0, 1, 1, 1, 1, 1, 1, 0, 0, 0,
|
|
|
320 |
0, 0, 0, 0, 0, 0, 0, 0, 0, 1,
|
|
|
321 |
1, 1, 0, 1, 0, 1, 1, 0, 0, 0,
|
|
|
322 |
0 },
|
|
|
323 |
// *-symbol
|
|
|
324 |
{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
|
325 |
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
|
326 |
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
|
327 |
1 },
|
|
|
328 |
// *-fontspecific
|
|
|
329 |
{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
|
330 |
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
|
331 |
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
|
332 |
1 },
|
|
|
333 |
// fontspecific-*
|
|
|
334 |
{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
|
335 |
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
|
336 |
0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
|
337 |
1 }
|
|
|
338 |
|
|
|
339 |
};
|
|
|
340 |
|
|
|
341 |
// ----- end of generated code -----
|
|
|
342 |
|
|
|
343 |
|
|
|
344 |
const int numEncodings = sizeof(xlfd_encoding) / sizeof(XlfdEncoding) - 1;
|
|
|
345 |
|
|
|
346 |
int qt_xlfd_encoding_id(const char *encoding)
|
|
|
347 |
{
|
|
|
348 |
// qDebug("looking for encoding id for '%s'", encoding);
|
|
|
349 |
int len = strlen(encoding);
|
|
|
350 |
if (len < 4)
|
|
|
351 |
return -1;
|
|
|
352 |
unsigned int hash1 = make_tag(encoding[0], encoding[1], encoding[2], encoding[3]);
|
|
|
353 |
const char *ch = encoding + len - 4;
|
|
|
354 |
unsigned int hash2 = make_tag(ch[0], ch[1], ch[2], ch[3]);
|
|
|
355 |
|
|
|
356 |
const XlfdEncoding *enc = xlfd_encoding;
|
|
|
357 |
for (; enc->name; ++enc) {
|
|
|
358 |
if ((enc->hash1 && enc->hash1 != hash1) ||
|
|
|
359 |
(enc->hash2 && enc->hash2 != hash2))
|
|
|
360 |
continue;
|
|
|
361 |
// hashes match, do a compare if strings match
|
|
|
362 |
// the enc->name can contain '*'s we have to interpret correctly
|
|
|
363 |
const char *n = enc->name;
|
|
|
364 |
const char *e = encoding;
|
|
|
365 |
while (1) {
|
|
|
366 |
// qDebug("bol: *e='%c', *n='%c'", *e, *n);
|
|
|
367 |
if (*e == '\0') {
|
|
|
368 |
if (*n)
|
|
|
369 |
break;
|
|
|
370 |
// qDebug("found encoding id %d", enc->id);
|
|
|
371 |
return enc->id;
|
|
|
372 |
}
|
|
|
373 |
if (*e == *n) {
|
|
|
374 |
++e;
|
|
|
375 |
++n;
|
|
|
376 |
continue;
|
|
|
377 |
}
|
|
|
378 |
if (*n != '*')
|
|
|
379 |
break;
|
|
|
380 |
++n;
|
|
|
381 |
// qDebug("skip: *e='%c', *n='%c'", *e, *n);
|
|
|
382 |
while (*e && *e != *n)
|
|
|
383 |
++e;
|
|
|
384 |
}
|
|
|
385 |
}
|
|
|
386 |
// qDebug("couldn't find encoding %s", encoding);
|
|
|
387 |
return -1;
|
|
|
388 |
}
|
|
|
389 |
|
|
|
390 |
int qt_mib_for_xlfd_encoding(const char *encoding)
|
|
|
391 |
{
|
|
|
392 |
int id = qt_xlfd_encoding_id(encoding);
|
|
|
393 |
if (id != -1) return xlfd_encoding[id].mib;
|
|
|
394 |
return 0;
|
|
|
395 |
}
|
|
|
396 |
|
|
|
397 |
int qt_encoding_id_for_mib(int mib)
|
|
|
398 |
{
|
|
|
399 |
const XlfdEncoding *enc = xlfd_encoding;
|
|
|
400 |
for (; enc->name; ++enc) {
|
|
|
401 |
if (enc->mib == mib)
|
|
|
402 |
return enc->id;
|
|
|
403 |
}
|
|
|
404 |
return -1;
|
|
|
405 |
}
|
|
|
406 |
|
|
|
407 |
static const char * xlfd_for_id(int id)
|
|
|
408 |
{
|
|
|
409 |
// special case: -1 returns the "*-*" encoding, allowing us to do full
|
|
|
410 |
// database population in a single X server round trip.
|
|
|
411 |
if (id < 0 || id > numEncodings)
|
|
|
412 |
return "*-*";
|
|
|
413 |
return xlfd_encoding[id].name;
|
|
|
414 |
}
|
|
|
415 |
|
|
|
416 |
enum XLFDFieldNames {
|
|
|
417 |
Foundry,
|
|
|
418 |
Family,
|
|
|
419 |
Weight,
|
|
|
420 |
Slant,
|
|
|
421 |
Width,
|
|
|
422 |
AddStyle,
|
|
|
423 |
PixelSize,
|
|
|
424 |
PointSize,
|
|
|
425 |
ResolutionX,
|
|
|
426 |
ResolutionY,
|
|
|
427 |
Spacing,
|
|
|
428 |
AverageWidth,
|
|
|
429 |
CharsetRegistry,
|
|
|
430 |
CharsetEncoding,
|
|
|
431 |
NFontFields
|
|
|
432 |
};
|
|
|
433 |
|
|
|
434 |
// Splits an X font name into fields separated by '-'
|
|
|
435 |
static bool parseXFontName(char *fontName, char **tokens)
|
|
|
436 |
{
|
|
|
437 |
if (! fontName || fontName[0] == '0' || fontName[0] != '-') {
|
|
|
438 |
tokens[0] = 0;
|
|
|
439 |
return false;
|
|
|
440 |
}
|
|
|
441 |
|
|
|
442 |
int i;
|
|
|
443 |
++fontName;
|
|
|
444 |
for (i = 0; i < NFontFields && fontName && fontName[0]; ++i) {
|
|
|
445 |
tokens[i] = fontName;
|
|
|
446 |
for (;; ++fontName) {
|
|
|
447 |
if (*fontName == '-')
|
|
|
448 |
break;
|
|
|
449 |
if (! *fontName) {
|
|
|
450 |
fontName = 0;
|
|
|
451 |
break;
|
|
|
452 |
}
|
|
|
453 |
}
|
|
|
454 |
|
|
|
455 |
if (fontName) *fontName++ = '\0';
|
|
|
456 |
}
|
|
|
457 |
|
|
|
458 |
if (i < NFontFields) {
|
|
|
459 |
for (int j = i ; j < NFontFields; ++j)
|
|
|
460 |
tokens[j] = 0;
|
|
|
461 |
return false;
|
|
|
462 |
}
|
|
|
463 |
|
|
|
464 |
return true;
|
|
|
465 |
}
|
|
|
466 |
|
|
|
467 |
static inline bool isZero(char *x)
|
|
|
468 |
{
|
|
|
469 |
return (x[0] == '0' && x[1] == 0);
|
|
|
470 |
}
|
|
|
471 |
|
|
|
472 |
static inline bool isScalable(char **tokens)
|
|
|
473 |
{
|
|
|
474 |
return (isZero(tokens[PixelSize]) &&
|
|
|
475 |
isZero(tokens[PointSize]) &&
|
|
|
476 |
isZero(tokens[AverageWidth]));
|
|
|
477 |
}
|
|
|
478 |
|
|
|
479 |
static inline bool isSmoothlyScalable(char **tokens)
|
|
|
480 |
{
|
|
|
481 |
return (isZero(tokens[ResolutionX]) &&
|
|
|
482 |
isZero(tokens[ResolutionY]));
|
|
|
483 |
}
|
|
|
484 |
|
|
|
485 |
static inline bool isFixedPitch(char **tokens)
|
|
|
486 |
{
|
|
|
487 |
return (tokens[Spacing][0] == 'm' ||
|
|
|
488 |
tokens[Spacing][0] == 'c' ||
|
|
|
489 |
tokens[Spacing][0] == 'M' ||
|
|
|
490 |
tokens[Spacing][0] == 'C');
|
|
|
491 |
}
|
|
|
492 |
|
|
|
493 |
/*
|
|
|
494 |
Fills in a font definition (QFontDef) from an XLFD (X Logical Font
|
|
|
495 |
Description).
|
|
|
496 |
|
|
|
497 |
Returns true if the given xlfd is valid.
|
|
|
498 |
*/
|
|
|
499 |
bool qt_fillFontDef(const QByteArray &xlfd, QFontDef *fd, int dpi, QtFontDesc *desc)
|
|
|
500 |
{
|
|
|
501 |
char *tokens[NFontFields];
|
|
|
502 |
QByteArray buffer = xlfd;
|
|
|
503 |
if (! parseXFontName(buffer.data(), tokens))
|
|
|
504 |
return false;
|
|
|
505 |
|
|
|
506 |
capitalize(tokens[Family]);
|
|
|
507 |
capitalize(tokens[Foundry]);
|
|
|
508 |
|
|
|
509 |
fd->styleStrategy |= QFont::NoAntialias;
|
|
|
510 |
fd->family = QString::fromLatin1(tokens[Family]);
|
|
|
511 |
QString foundry = QString::fromLatin1(tokens[Foundry]);
|
|
|
512 |
if (! foundry.isEmpty() && foundry != QLatin1String("*") && (!desc || desc->family->count > 1))
|
|
|
513 |
fd->family +=
|
|
|
514 |
QLatin1String(" [") + foundry + QLatin1Char(']');
|
|
|
515 |
|
|
|
516 |
if (qstrlen(tokens[AddStyle]) > 0)
|
|
|
517 |
fd->addStyle = QString::fromLatin1(tokens[AddStyle]);
|
|
|
518 |
else
|
|
|
519 |
fd->addStyle.clear();
|
|
|
520 |
|
|
|
521 |
fd->pointSize = atoi(tokens[PointSize])/10.;
|
|
|
522 |
fd->styleHint = QFont::AnyStyle; // ### any until we match families
|
|
|
523 |
|
|
|
524 |
char slant = tolower((uchar) tokens[Slant][0]);
|
|
|
525 |
fd->style = (slant == 'o' ? QFont::StyleOblique : (slant == 'i' ? QFont::StyleItalic : QFont::StyleNormal));
|
|
|
526 |
char fixed = tolower((uchar) tokens[Spacing][0]);
|
|
|
527 |
fd->fixedPitch = (fixed == 'm' || fixed == 'c');
|
|
|
528 |
fd->weight = getFontWeight(QLatin1String(tokens[Weight]));
|
|
|
529 |
|
|
|
530 |
int r = atoi(tokens[ResolutionY]);
|
|
|
531 |
fd->pixelSize = atoi(tokens[PixelSize]);
|
|
|
532 |
// not "0" or "*", or required DPI
|
|
|
533 |
if (r && fd->pixelSize && r != dpi) {
|
|
|
534 |
// calculate actual pointsize for display DPI
|
|
|
535 |
fd->pointSize = qt_pointSize(fd->pixelSize, dpi);
|
|
|
536 |
} else if (fd->pixelSize == 0 && fd->pointSize) {
|
|
|
537 |
// calculate pixel size from pointsize/dpi
|
|
|
538 |
fd->pixelSize = qRound(qt_pixelSize(fd->pointSize, dpi));
|
|
|
539 |
}
|
|
|
540 |
|
|
|
541 |
return true;
|
|
|
542 |
}
|
|
|
543 |
|
|
|
544 |
/*
|
|
|
545 |
Fills in a font definition (QFontDef) from the font properties in an
|
|
|
546 |
XFontStruct.
|
|
|
547 |
|
|
|
548 |
Returns true if the QFontDef could be filled with properties from
|
|
|
549 |
the XFontStruct.
|
|
|
550 |
*/
|
|
|
551 |
static bool qt_fillFontDef(XFontStruct *fs, QFontDef *fd, int dpi, QtFontDesc *desc)
|
|
|
552 |
{
|
|
|
553 |
unsigned long value;
|
|
|
554 |
if (!fs || !XGetFontProperty(fs, XA_FONT, &value))
|
|
|
555 |
return false;
|
|
|
556 |
|
|
|
557 |
char *n = XGetAtomName(QX11Info::display(), value);
|
|
|
558 |
QByteArray xlfd(n);
|
|
|
559 |
if (n)
|
|
|
560 |
XFree(n);
|
|
|
561 |
return qt_fillFontDef(xlfd.toLower(), fd, dpi, desc);
|
|
|
562 |
}
|
|
|
563 |
|
|
|
564 |
|
|
|
565 |
static QtFontStyle::Key getStyle(char ** tokens)
|
|
|
566 |
{
|
|
|
567 |
QtFontStyle::Key key;
|
|
|
568 |
|
|
|
569 |
char slant0 = tolower((uchar) tokens[Slant][0]);
|
|
|
570 |
|
|
|
571 |
if (slant0 == 'r') {
|
|
|
572 |
if (tokens[Slant][1]) {
|
|
|
573 |
char slant1 = tolower((uchar) tokens[Slant][1]);
|
|
|
574 |
|
|
|
575 |
if (slant1 == 'o')
|
|
|
576 |
key.style = QFont::StyleOblique;
|
|
|
577 |
else if (slant1 == 'i')
|
|
|
578 |
key.style = QFont::StyleItalic;
|
|
|
579 |
}
|
|
|
580 |
} else if (slant0 == 'o')
|
|
|
581 |
key.style = QFont::StyleOblique;
|
|
|
582 |
else if (slant0 == 'i')
|
|
|
583 |
key.style = QFont::StyleItalic;
|
|
|
584 |
|
|
|
585 |
key.weight = getFontWeight(QLatin1String(tokens[Weight]));
|
|
|
586 |
|
|
|
587 |
if (qstrcmp(tokens[Width], "normal") == 0) {
|
|
|
588 |
key.stretch = 100;
|
|
|
589 |
} else if (qstrcmp(tokens[Width], "semi condensed") == 0 ||
|
|
|
590 |
qstrcmp(tokens[Width], "semicondensed") == 0) {
|
|
|
591 |
key.stretch = 90;
|
|
|
592 |
} else if (qstrcmp(tokens[Width], "condensed") == 0) {
|
|
|
593 |
key.stretch = 80;
|
|
|
594 |
} else if (qstrcmp(tokens[Width], "narrow") == 0) {
|
|
|
595 |
key.stretch = 60;
|
|
|
596 |
}
|
|
|
597 |
|
|
|
598 |
return key;
|
|
|
599 |
}
|
|
|
600 |
|
|
|
601 |
|
|
|
602 |
static bool xlfdsFullyLoaded = false;
|
|
|
603 |
static unsigned char encodingLoaded[numEncodings];
|
|
|
604 |
|
|
|
605 |
static void loadXlfds(const char *reqFamily, int encoding_id)
|
|
|
606 |
{
|
|
|
607 |
QFontDatabasePrivate *db = privateDb();
|
|
|
608 |
QtFontFamily *fontFamily = reqFamily ? db->family(QLatin1String(reqFamily)) : 0;
|
|
|
609 |
|
|
|
610 |
// make sure we don't load twice
|
|
|
611 |
if ((encoding_id == -1 && xlfdsFullyLoaded)
|
|
|
612 |
|| (encoding_id != -1 && encodingLoaded[encoding_id]))
|
|
|
613 |
return;
|
|
|
614 |
if (fontFamily && fontFamily->xlfdLoaded)
|
|
|
615 |
return;
|
|
|
616 |
|
|
|
617 |
int fontCount;
|
|
|
618 |
// force the X server to give us XLFDs
|
|
|
619 |
QByteArray xlfd_pattern("-*-");
|
|
|
620 |
xlfd_pattern += (reqFamily && reqFamily[0] != '\0') ? reqFamily : "*";
|
|
|
621 |
xlfd_pattern += "-*-*-*-*-*-*-*-*-*-*-";
|
|
|
622 |
xlfd_pattern += xlfd_for_id(encoding_id);
|
|
|
623 |
|
|
|
624 |
char **fontList = XListFonts(QX11Info::display(),
|
|
|
625 |
xlfd_pattern,
|
|
|
626 |
0xffff, &fontCount);
|
|
|
627 |
// qDebug("requesting xlfd='%s', got %d fonts", xlfd_pattern.data(), fontCount);
|
|
|
628 |
|
|
|
629 |
|
|
|
630 |
char *tokens[NFontFields];
|
|
|
631 |
|
|
|
632 |
for(int i = 0 ; i < fontCount ; i++) {
|
|
|
633 |
if (! parseXFontName(fontList[i], tokens))
|
|
|
634 |
continue;
|
|
|
635 |
|
|
|
636 |
// get the encoding_id for this xlfd. we need to do this
|
|
|
637 |
// here, since we can pass -1 to this function to do full
|
|
|
638 |
// database population
|
|
|
639 |
*(tokens[CharsetEncoding] - 1) = '-';
|
|
|
640 |
int encoding_id = qt_xlfd_encoding_id(tokens[CharsetRegistry]);
|
|
|
641 |
if (encoding_id == -1)
|
|
|
642 |
continue;
|
|
|
643 |
|
|
|
644 |
char *familyName = tokens[Family];
|
|
|
645 |
capitalize(familyName);
|
|
|
646 |
char *foundryName = tokens[Foundry];
|
|
|
647 |
capitalize(foundryName);
|
|
|
648 |
QtFontStyle::Key styleKey = getStyle(tokens);
|
|
|
649 |
|
|
|
650 |
bool smooth_scalable = false;
|
|
|
651 |
bool bitmap_scalable = false;
|
|
|
652 |
if (isScalable(tokens)) {
|
|
|
653 |
if (isSmoothlyScalable(tokens))
|
|
|
654 |
smooth_scalable = true;
|
|
|
655 |
else
|
|
|
656 |
bitmap_scalable = true;
|
|
|
657 |
}
|
|
|
658 |
uint pixelSize = atoi(tokens[PixelSize]);
|
|
|
659 |
uint xpointSize = atoi(tokens[PointSize]);
|
|
|
660 |
uint xres = atoi(tokens[ResolutionX]);
|
|
|
661 |
uint yres = atoi(tokens[ResolutionY]);
|
|
|
662 |
uint avgwidth = atoi(tokens[AverageWidth]);
|
|
|
663 |
bool fixedPitch = isFixedPitch(tokens);
|
|
|
664 |
|
|
|
665 |
if (avgwidth == 0 && pixelSize != 0) {
|
|
|
666 |
/*
|
|
|
667 |
Ignore bitmap scalable fonts that are automatically
|
|
|
668 |
generated by some X servers. We know they are bitmap
|
|
|
669 |
scalable because even though they have a specified pixel
|
|
|
670 |
size, the average width is zero.
|
|
|
671 |
*/
|
|
|
672 |
continue;
|
|
|
673 |
}
|
|
|
674 |
|
|
|
675 |
QtFontFamily *family = fontFamily ? fontFamily : db->family(QLatin1String(familyName), true);
|
|
|
676 |
family->fontFileIndex = -1;
|
|
|
677 |
family->symbol_checked = true;
|
|
|
678 |
QtFontFoundry *foundry = family->foundry(QLatin1String(foundryName), true);
|
|
|
679 |
QtFontStyle *style = foundry->style(styleKey, true);
|
|
|
680 |
|
|
|
681 |
delete [] style->weightName;
|
|
|
682 |
style->weightName = qstrdup(tokens[Weight]);
|
|
|
683 |
delete [] style->setwidthName;
|
|
|
684 |
style->setwidthName = qstrdup(tokens[Width]);
|
|
|
685 |
|
|
|
686 |
if (smooth_scalable) {
|
|
|
687 |
style->smoothScalable = true;
|
|
|
688 |
style->bitmapScalable = false;
|
|
|
689 |
pixelSize = SMOOTH_SCALABLE;
|
|
|
690 |
}
|
|
|
691 |
if (!style->smoothScalable && bitmap_scalable)
|
|
|
692 |
style->bitmapScalable = true;
|
|
|
693 |
if (!fixedPitch)
|
|
|
694 |
family->fixedPitch = false;
|
|
|
695 |
|
|
|
696 |
QtFontSize *size = style->pixelSize(pixelSize, true);
|
|
|
697 |
QtFontEncoding *enc =
|
|
|
698 |
size->encodingID(encoding_id, xpointSize, xres, yres, avgwidth, true);
|
|
|
699 |
enc->pitch = *tokens[Spacing];
|
|
|
700 |
if (!enc->pitch) enc->pitch = '*';
|
|
|
701 |
|
|
|
702 |
for (int i = 0; i < QFontDatabase::WritingSystemsCount; ++i) {
|
|
|
703 |
if (writingSystems_for_xlfd_encoding[encoding_id][i])
|
|
|
704 |
family->writingSystems[i] = QtFontFamily::Supported;
|
|
|
705 |
}
|
|
|
706 |
}
|
|
|
707 |
if (!reqFamily) {
|
|
|
708 |
// mark encoding as loaded
|
|
|
709 |
if (encoding_id == -1)
|
|
|
710 |
xlfdsFullyLoaded = true;
|
|
|
711 |
else
|
|
|
712 |
encodingLoaded[encoding_id] = true;
|
|
|
713 |
}
|
|
|
714 |
|
|
|
715 |
XFreeFontNames(fontList);
|
|
|
716 |
}
|
|
|
717 |
|
|
|
718 |
|
|
|
719 |
#ifndef QT_NO_FONTCONFIG
|
|
|
720 |
|
|
|
721 |
#ifndef FC_WIDTH
|
|
|
722 |
#define FC_WIDTH "width"
|
|
|
723 |
#endif
|
|
|
724 |
|
|
|
725 |
static int getFCWeight(int fc_weight)
|
|
|
726 |
{
|
|
|
727 |
int qtweight = QFont::Black;
|
|
|
728 |
if (fc_weight <= (FC_WEIGHT_LIGHT + FC_WEIGHT_MEDIUM) / 2)
|
|
|
729 |
qtweight = QFont::Light;
|
|
|
730 |
else if (fc_weight <= (FC_WEIGHT_MEDIUM + FC_WEIGHT_DEMIBOLD) / 2)
|
|
|
731 |
qtweight = QFont::Normal;
|
|
|
732 |
else if (fc_weight <= (FC_WEIGHT_DEMIBOLD + FC_WEIGHT_BOLD) / 2)
|
|
|
733 |
qtweight = QFont::DemiBold;
|
|
|
734 |
else if (fc_weight <= (FC_WEIGHT_BOLD + FC_WEIGHT_BLACK) / 2)
|
|
|
735 |
qtweight = QFont::Bold;
|
|
|
736 |
|
|
|
737 |
return qtweight;
|
|
|
738 |
}
|
|
|
739 |
|
|
|
740 |
QFontDef qt_FcPatternToQFontDef(FcPattern *pattern, const QFontDef &request)
|
|
|
741 |
{
|
|
|
742 |
QFontDef fontDef;
|
|
|
743 |
fontDef.styleStrategy = request.styleStrategy;
|
|
|
744 |
|
|
|
745 |
FcChar8 *value = 0;
|
|
|
746 |
if (FcPatternGetString(pattern, FC_FAMILY, 0, &value) == FcResultMatch) {
|
|
|
747 |
fontDef.family = QString::fromUtf8(reinterpret_cast<const char *>(value));
|
|
|
748 |
}
|
|
|
749 |
|
|
|
750 |
double dpi;
|
|
|
751 |
if (FcPatternGetDouble(pattern, FC_DPI, 0, &dpi) != FcResultMatch) {
|
|
|
752 |
if (X11->display)
|
|
|
753 |
dpi = QX11Info::appDpiY();
|
|
|
754 |
else
|
|
|
755 |
dpi = qt_defaultDpiY();
|
|
|
756 |
}
|
|
|
757 |
|
|
|
758 |
double size;
|
|
|
759 |
if (FcPatternGetDouble(pattern, FC_PIXEL_SIZE, 0, &size) == FcResultMatch)
|
|
|
760 |
fontDef.pixelSize = qRound(size);
|
|
|
761 |
else
|
|
|
762 |
fontDef.pixelSize = 12;
|
|
|
763 |
|
|
|
764 |
fontDef.pointSize = qt_pointSize(fontDef.pixelSize, qRound(dpi));
|
|
|
765 |
|
|
|
766 |
/* ###
|
|
|
767 |
fontDef.styleHint
|
|
|
768 |
*/
|
|
|
769 |
|
|
|
770 |
int weight;
|
|
|
771 |
if (FcPatternGetInteger(pattern, FC_WEIGHT, 0, &weight) != FcResultMatch)
|
|
|
772 |
weight = FC_WEIGHT_MEDIUM;
|
|
|
773 |
fontDef.weight = getFCWeight(weight);
|
|
|
774 |
|
|
|
775 |
int slant;
|
|
|
776 |
if (FcPatternGetInteger(pattern, FC_SLANT, 0, &slant) != FcResultMatch)
|
|
|
777 |
slant = FC_SLANT_ROMAN;
|
|
|
778 |
fontDef.style = (slant == FC_SLANT_ITALIC)
|
|
|
779 |
? QFont::StyleItalic
|
|
|
780 |
: ((slant == FC_SLANT_OBLIQUE)
|
|
|
781 |
? QFont::StyleOblique
|
|
|
782 |
: QFont::StyleNormal);
|
|
|
783 |
|
|
|
784 |
|
|
|
785 |
FcBool scalable;
|
|
|
786 |
if (FcPatternGetBool(pattern, FC_SCALABLE, 0, &scalable) != FcResultMatch)
|
|
|
787 |
scalable = false;
|
|
|
788 |
if (scalable) {
|
|
|
789 |
fontDef.stretch = request.stretch;
|
|
|
790 |
fontDef.style = request.style;
|
|
|
791 |
} else {
|
|
|
792 |
int width;
|
|
|
793 |
if (FcPatternGetInteger(pattern, FC_WIDTH, 0, &width) == FcResultMatch)
|
|
|
794 |
fontDef.stretch = width;
|
|
|
795 |
else
|
|
|
796 |
fontDef.stretch = 100;
|
|
|
797 |
}
|
|
|
798 |
|
|
|
799 |
int spacing;
|
|
|
800 |
if (FcPatternGetInteger(pattern, FC_SPACING, 0, &spacing) == FcResultMatch) {
|
|
|
801 |
fontDef.fixedPitch = (spacing >= FC_MONO);
|
|
|
802 |
fontDef.ignorePitch = false;
|
|
|
803 |
} else {
|
|
|
804 |
fontDef.ignorePitch = true;
|
|
|
805 |
}
|
|
|
806 |
|
|
|
807 |
return fontDef;
|
|
|
808 |
}
|
|
|
809 |
|
|
|
810 |
static const char *specialLanguages[] = {
|
|
|
811 |
"en", // Common
|
|
|
812 |
"el", // Greek
|
|
|
813 |
"ru", // Cyrillic
|
|
|
814 |
"hy", // Armenian
|
|
|
815 |
"he", // Hebrew
|
|
|
816 |
"ar", // Arabic
|
|
|
817 |
"syr", // Syriac
|
|
|
818 |
"div", // Thaana
|
|
|
819 |
"hi", // Devanagari
|
|
|
820 |
"bn", // Bengali
|
|
|
821 |
"pa", // Gurmukhi
|
|
|
822 |
"gu", // Gujarati
|
|
|
823 |
"or", // Oriya
|
|
|
824 |
"ta", // Tamil
|
|
|
825 |
"te", // Telugu
|
|
|
826 |
"kn", // Kannada
|
|
|
827 |
"ml", // Malayalam
|
|
|
828 |
"si", // Sinhala
|
|
|
829 |
"th", // Thai
|
|
|
830 |
"lo", // Lao
|
|
|
831 |
"bo", // Tibetan
|
|
|
832 |
"my", // Myanmar
|
|
|
833 |
"ka", // Georgian
|
|
|
834 |
"ko", // Hangul
|
|
|
835 |
"", // Ogham
|
|
|
836 |
"", // Runic
|
|
|
837 |
"km" // Khmer
|
|
|
838 |
};
|
|
|
839 |
enum { SpecialLanguageCount = sizeof(specialLanguages) / sizeof(const char *) };
|
|
|
840 |
|
|
|
841 |
static const ushort specialChars[] = {
|
|
|
842 |
0, // English
|
|
|
843 |
0, // Greek
|
|
|
844 |
0, // Cyrillic
|
|
|
845 |
0, // Armenian
|
|
|
846 |
0, // Hebrew
|
|
|
847 |
0, // Arabic
|
|
|
848 |
0, // Syriac
|
|
|
849 |
0, // Thaana
|
|
|
850 |
0, // Devanagari
|
|
|
851 |
0, // Bengali
|
|
|
852 |
0, // Gurmukhi
|
|
|
853 |
0, // Gujarati
|
|
|
854 |
0, // Oriya
|
|
|
855 |
0, // Tamil
|
|
|
856 |
0xc15, // Telugu
|
|
|
857 |
0xc95, // Kannada
|
|
|
858 |
0xd15, // Malayalam
|
|
|
859 |
0xd9a, // Sinhala
|
|
|
860 |
0, // Thai
|
|
|
861 |
0, // Lao
|
|
|
862 |
0, // Tibetan
|
|
|
863 |
0x1000, // Myanmar
|
|
|
864 |
0, // Georgian
|
|
|
865 |
0, // Hangul
|
|
|
866 |
0x1681, // Ogham
|
|
|
867 |
0x16a0, // Runic
|
|
|
868 |
0 // Khmer
|
|
|
869 |
};
|
|
|
870 |
enum { SpecialCharCount = sizeof(specialChars) / sizeof(ushort) };
|
|
|
871 |
|
|
|
872 |
// this could become a list of all languages used for each writing
|
|
|
873 |
// system, instead of using the single most common language.
|
|
|
874 |
static const char *languageForWritingSystem[] = {
|
|
|
875 |
0, // Any
|
|
|
876 |
"en", // Latin
|
|
|
877 |
"el", // Greek
|
|
|
878 |
"ru", // Cyrillic
|
|
|
879 |
"hy", // Armenian
|
|
|
880 |
"he", // Hebrew
|
|
|
881 |
"ar", // Arabic
|
|
|
882 |
"syr", // Syriac
|
|
|
883 |
"div", // Thaana
|
|
|
884 |
"hi", // Devanagari
|
|
|
885 |
"bn", // Bengali
|
|
|
886 |
"pa", // Gurmukhi
|
|
|
887 |
"gu", // Gujarati
|
|
|
888 |
"or", // Oriya
|
|
|
889 |
"ta", // Tamil
|
|
|
890 |
"te", // Telugu
|
|
|
891 |
"kn", // Kannada
|
|
|
892 |
"ml", // Malayalam
|
|
|
893 |
"si", // Sinhala
|
|
|
894 |
"th", // Thai
|
|
|
895 |
"lo", // Lao
|
|
|
896 |
"bo", // Tibetan
|
|
|
897 |
"my", // Myanmar
|
|
|
898 |
"ka", // Georgian
|
|
|
899 |
"km", // Khmer
|
|
|
900 |
"zh-cn", // SimplifiedChinese
|
|
|
901 |
"zh-tw", // TraditionalChinese
|
|
|
902 |
"ja", // Japanese
|
|
|
903 |
"ko", // Korean
|
|
|
904 |
"vi", // Vietnamese
|
|
|
905 |
0, // Symbol
|
|
|
906 |
0, // Ogham
|
|
|
907 |
0 // Runic
|
|
|
908 |
};
|
|
|
909 |
enum { LanguageCount = sizeof(languageForWritingSystem) / sizeof(const char *) };
|
|
|
910 |
|
|
|
911 |
// Unfortunately FontConfig doesn't know about some languages. We have to test these through the
|
|
|
912 |
// charset. The lists below contain the systems where we need to do this.
|
|
|
913 |
static const ushort sampleCharForWritingSystem[] = {
|
|
|
914 |
0, // Any
|
|
|
915 |
0, // Latin
|
|
|
916 |
0, // Greek
|
|
|
917 |
0, // Cyrillic
|
|
|
918 |
0, // Armenian
|
|
|
919 |
0, // Hebrew
|
|
|
920 |
0, // Arabic
|
|
|
921 |
0, // Syriac
|
|
|
922 |
0, // Thaana
|
|
|
923 |
0, // Devanagari
|
|
|
924 |
0, // Bengali
|
|
|
925 |
0, // Gurmukhi
|
|
|
926 |
0, // Gujarati
|
|
|
927 |
0, // Oriya
|
|
|
928 |
0, // Tamil
|
|
|
929 |
0xc15, // Telugu
|
|
|
930 |
0xc95, // Kannada
|
|
|
931 |
0xd15, // Malayalam
|
|
|
932 |
0xd9a, // Sinhala
|
|
|
933 |
0, // Thai
|
|
|
934 |
0, // Lao
|
|
|
935 |
0, // Tibetan
|
|
|
936 |
0x1000, // Myanmar
|
|
|
937 |
0, // Georgian
|
|
|
938 |
0, // Khmer
|
|
|
939 |
0, // SimplifiedChinese
|
|
|
940 |
0, // TraditionalChinese
|
|
|
941 |
0, // Japanese
|
|
|
942 |
0, // Korean
|
|
|
943 |
0, // Vietnamese
|
|
|
944 |
0, // Symbol
|
|
|
945 |
0x1681, // Ogham
|
|
|
946 |
0x16a0 // Runic
|
|
|
947 |
};
|
|
|
948 |
enum { SampleCharCount = sizeof(sampleCharForWritingSystem) / sizeof(ushort) };
|
|
|
949 |
|
|
|
950 |
// Newer FontConfig let's us sort out fonts that contain certain glyphs, but no
|
|
|
951 |
// open type tables for is directly. Do this so we don't pick some strange
|
|
|
952 |
// pseudo unicode font
|
|
|
953 |
static const char *openType[] = {
|
|
|
954 |
0, // Any
|
|
|
955 |
0, // Latin
|
|
|
956 |
0, // Greek
|
|
|
957 |
0, // Cyrillic
|
|
|
958 |
0, // Armenian
|
|
|
959 |
0, // Hebrew
|
|
|
960 |
0, // Arabic
|
|
|
961 |
"syrc", // Syriac
|
|
|
962 |
"thaa", // Thaana
|
|
|
963 |
"deva", // Devanagari
|
|
|
964 |
"beng", // Bengali
|
|
|
965 |
"guru", // Gurmukhi
|
|
|
966 |
"gurj", // Gujarati
|
|
|
967 |
"orya", // Oriya
|
|
|
968 |
"taml", // Tamil
|
|
|
969 |
"telu", // Telugu
|
|
|
970 |
"knda", // Kannada
|
|
|
971 |
"mlym", // Malayalam
|
|
|
972 |
"sinh", // Sinhala
|
|
|
973 |
0, // Thai
|
|
|
974 |
0, // Lao
|
|
|
975 |
"tibt", // Tibetan
|
|
|
976 |
"mymr", // Myanmar
|
|
|
977 |
0, // Georgian
|
|
|
978 |
"khmr", // Khmer
|
|
|
979 |
0, // SimplifiedChinese
|
|
|
980 |
0, // TraditionalChinese
|
|
|
981 |
0, // Japanese
|
|
|
982 |
0, // Korean
|
|
|
983 |
0, // Vietnamese
|
|
|
984 |
0, // Symbol
|
|
|
985 |
0, // Ogham
|
|
|
986 |
0 // Runic
|
|
|
987 |
};
|
|
|
988 |
enum { OpenTypeCount = sizeof(openType) / sizeof(const char *) };
|
|
|
989 |
|
|
|
990 |
|
|
|
991 |
static void loadFontConfig()
|
|
|
992 |
{
|
|
|
993 |
Q_ASSERT_X(X11, "QFontDatabase",
|
|
|
994 |
"A QApplication object needs to be constructed before FontConfig is used.");
|
|
|
995 |
if (!X11->has_fontconfig)
|
|
|
996 |
return;
|
|
|
997 |
|
|
|
998 |
Q_ASSERT_X(int(QUnicodeTables::ScriptCount) == SpecialLanguageCount,
|
|
|
999 |
"QFontDatabase", "New scripts have been added.");
|
|
|
1000 |
Q_ASSERT_X(int(QUnicodeTables::ScriptCount) == SpecialCharCount,
|
|
|
1001 |
"QFontDatabase", "New scripts have been added.");
|
|
|
1002 |
Q_ASSERT_X(int(QFontDatabase::WritingSystemsCount) == LanguageCount,
|
|
|
1003 |
"QFontDatabase", "New writing systems have been added.");
|
|
|
1004 |
Q_ASSERT_X(int(QFontDatabase::WritingSystemsCount) == SampleCharCount,
|
|
|
1005 |
"QFontDatabase", "New writing systems have been added.");
|
|
|
1006 |
Q_ASSERT_X(int(QFontDatabase::WritingSystemsCount) == OpenTypeCount,
|
|
|
1007 |
"QFontDatabase", "New writing systems have been added.");
|
|
|
1008 |
|
|
|
1009 |
QFontDatabasePrivate *db = privateDb();
|
|
|
1010 |
FcFontSet *fonts;
|
|
|
1011 |
|
|
|
1012 |
QString familyName;
|
|
|
1013 |
FcChar8 *value = 0;
|
|
|
1014 |
int weight_value;
|
|
|
1015 |
int slant_value;
|
|
|
1016 |
int spacing_value;
|
|
|
1017 |
FcChar8 *file_value;
|
|
|
1018 |
int index_value;
|
|
|
1019 |
FcChar8 *foundry_value;
|
|
|
1020 |
FcBool scalable;
|
|
|
1021 |
|
|
|
1022 |
{
|
|
|
1023 |
FcObjectSet *os = FcObjectSetCreate();
|
|
|
1024 |
FcPattern *pattern = FcPatternCreate();
|
|
|
1025 |
const char *properties [] = {
|
|
|
1026 |
FC_FAMILY, FC_WEIGHT, FC_SLANT,
|
|
|
1027 |
FC_SPACING, FC_FILE, FC_INDEX,
|
|
|
1028 |
FC_LANG, FC_CHARSET, FC_FOUNDRY, FC_SCALABLE, FC_PIXEL_SIZE, FC_WEIGHT,
|
|
|
1029 |
FC_WIDTH,
|
|
|
1030 |
#if FC_VERSION >= 20297
|
|
|
1031 |
FC_CAPABILITY,
|
|
|
1032 |
#endif
|
|
|
1033 |
(const char *)0
|
|
|
1034 |
};
|
|
|
1035 |
const char **p = properties;
|
|
|
1036 |
while (*p) {
|
|
|
1037 |
FcObjectSetAdd(os, *p);
|
|
|
1038 |
++p;
|
|
|
1039 |
}
|
|
|
1040 |
fonts = FcFontList(0, pattern, os);
|
|
|
1041 |
FcObjectSetDestroy(os);
|
|
|
1042 |
FcPatternDestroy(pattern);
|
|
|
1043 |
}
|
|
|
1044 |
|
|
|
1045 |
for (int i = 0; i < fonts->nfont; i++) {
|
|
|
1046 |
if (FcPatternGetString(fonts->fonts[i], FC_FAMILY, 0, &value) != FcResultMatch)
|
|
|
1047 |
continue;
|
|
|
1048 |
// capitalize(value);
|
|
|
1049 |
familyName = QString::fromUtf8((const char *)value);
|
|
|
1050 |
slant_value = FC_SLANT_ROMAN;
|
|
|
1051 |
weight_value = FC_WEIGHT_MEDIUM;
|
|
|
1052 |
spacing_value = FC_PROPORTIONAL;
|
|
|
1053 |
file_value = 0;
|
|
|
1054 |
index_value = 0;
|
|
|
1055 |
scalable = FcTrue;
|
|
|
1056 |
|
|
|
1057 |
if (FcPatternGetInteger (fonts->fonts[i], FC_SLANT, 0, &slant_value) != FcResultMatch)
|
|
|
1058 |
slant_value = FC_SLANT_ROMAN;
|
|
|
1059 |
if (FcPatternGetInteger (fonts->fonts[i], FC_WEIGHT, 0, &weight_value) != FcResultMatch)
|
|
|
1060 |
weight_value = FC_WEIGHT_MEDIUM;
|
|
|
1061 |
if (FcPatternGetInteger (fonts->fonts[i], FC_SPACING, 0, &spacing_value) != FcResultMatch)
|
|
|
1062 |
spacing_value = FC_PROPORTIONAL;
|
|
|
1063 |
if (FcPatternGetString (fonts->fonts[i], FC_FILE, 0, &file_value) != FcResultMatch)
|
|
|
1064 |
file_value = 0;
|
|
|
1065 |
if (FcPatternGetInteger (fonts->fonts[i], FC_INDEX, 0, &index_value) != FcResultMatch)
|
|
|
1066 |
index_value = 0;
|
|
|
1067 |
if (FcPatternGetBool(fonts->fonts[i], FC_SCALABLE, 0, &scalable) != FcResultMatch)
|
|
|
1068 |
scalable = FcTrue;
|
|
|
1069 |
if (FcPatternGetString(fonts->fonts[i], FC_FOUNDRY, 0, &foundry_value) != FcResultMatch)
|
|
|
1070 |
foundry_value = 0;
|
|
|
1071 |
QtFontFamily *family = db->family(familyName, true);
|
|
|
1072 |
|
|
|
1073 |
FcLangSet *langset = 0;
|
|
|
1074 |
FcResult res = FcPatternGetLangSet(fonts->fonts[i], FC_LANG, 0, &langset);
|
|
|
1075 |
if (res == FcResultMatch) {
|
|
|
1076 |
for (int i = 1; i < LanguageCount; ++i) {
|
|
|
1077 |
const FcChar8 *lang = (const FcChar8*) languageForWritingSystem[i];
|
|
|
1078 |
if (!lang) {
|
|
|
1079 |
family->writingSystems[i] |= QtFontFamily::UnsupportedFT;
|
|
|
1080 |
} else {
|
|
|
1081 |
FcLangResult langRes = FcLangSetHasLang(langset, lang);
|
|
|
1082 |
if (langRes != FcLangDifferentLang)
|
|
|
1083 |
family->writingSystems[i] = QtFontFamily::Supported;
|
|
|
1084 |
else
|
|
|
1085 |
family->writingSystems[i] |= QtFontFamily::UnsupportedFT;
|
|
|
1086 |
}
|
|
|
1087 |
}
|
|
|
1088 |
family->writingSystems[QFontDatabase::Other] = QtFontFamily::UnsupportedFT;
|
|
|
1089 |
family->ftWritingSystemCheck = true;
|
|
|
1090 |
} else {
|
|
|
1091 |
// we set Other to supported for symbol fonts. It makes no
|
|
|
1092 |
// sense to merge these with other ones, as they are
|
|
|
1093 |
// special in a way.
|
|
|
1094 |
for (int i = 1; i < LanguageCount; ++i)
|
|
|
1095 |
family->writingSystems[i] |= QtFontFamily::UnsupportedFT;
|
|
|
1096 |
family->writingSystems[QFontDatabase::Other] = QtFontFamily::Supported;
|
|
|
1097 |
}
|
|
|
1098 |
|
|
|
1099 |
FcCharSet *cs = 0;
|
|
|
1100 |
res = FcPatternGetCharSet(fonts->fonts[i], FC_CHARSET, 0, &cs);
|
|
|
1101 |
if (res == FcResultMatch) {
|
|
|
1102 |
// some languages are not supported by FontConfig, we rather check the
|
|
|
1103 |
// charset to detect these
|
|
|
1104 |
for (int i = 1; i < SampleCharCount; ++i) {
|
|
|
1105 |
if (!sampleCharForWritingSystem[i])
|
|
|
1106 |
continue;
|
|
|
1107 |
if (FcCharSetHasChar(cs, sampleCharForWritingSystem[i]))
|
|
|
1108 |
family->writingSystems[i] = QtFontFamily::Supported;
|
|
|
1109 |
}
|
|
|
1110 |
}
|
|
|
1111 |
|
|
|
1112 |
#if FC_VERSION >= 20297
|
|
|
1113 |
for (int j = 1; j < LanguageCount; ++j) {
|
|
|
1114 |
if (family->writingSystems[j] == QtFontFamily::Supported && requiresOpenType(j) && openType[j]) {
|
|
|
1115 |
FcChar8 *cap;
|
|
|
1116 |
res = FcPatternGetString (fonts->fonts[i], FC_CAPABILITY, 0, &cap);
|
|
|
1117 |
if (res != FcResultMatch || !strstr((const char *)cap, openType[j]))
|
|
|
1118 |
family->writingSystems[j] = QtFontFamily::UnsupportedFT;
|
|
|
1119 |
}
|
|
|
1120 |
}
|
|
|
1121 |
#endif
|
|
|
1122 |
|
|
|
1123 |
QByteArray file((const char *)file_value);
|
|
|
1124 |
family->fontFilename = file;
|
|
|
1125 |
family->fontFileIndex = index_value;
|
|
|
1126 |
|
|
|
1127 |
QtFontStyle::Key styleKey;
|
|
|
1128 |
styleKey.style = (slant_value == FC_SLANT_ITALIC)
|
|
|
1129 |
? QFont::StyleItalic
|
|
|
1130 |
: ((slant_value == FC_SLANT_OBLIQUE)
|
|
|
1131 |
? QFont::StyleOblique
|
|
|
1132 |
: QFont::StyleNormal);
|
|
|
1133 |
styleKey.weight = getFCWeight(weight_value);
|
|
|
1134 |
if (!scalable) {
|
|
|
1135 |
int width = 100;
|
|
|
1136 |
FcPatternGetInteger (fonts->fonts[i], FC_WIDTH, 0, &width);
|
|
|
1137 |
styleKey.stretch = width;
|
|
|
1138 |
}
|
|
|
1139 |
|
|
|
1140 |
QtFontFoundry *foundry
|
|
|
1141 |
= family->foundry(foundry_value ? QString::fromUtf8((const char *)foundry_value) : QString(), true);
|
|
|
1142 |
QtFontStyle *style = foundry->style(styleKey, true);
|
|
|
1143 |
|
|
|
1144 |
if (spacing_value < FC_MONO)
|
|
|
1145 |
family->fixedPitch = false;
|
|
|
1146 |
|
|
|
1147 |
QtFontSize *size;
|
|
|
1148 |
if (scalable) {
|
|
|
1149 |
style->smoothScalable = true;
|
|
|
1150 |
size = style->pixelSize(SMOOTH_SCALABLE, true);
|
|
|
1151 |
} else {
|
|
|
1152 |
double pixel_size = 0;
|
|
|
1153 |
FcPatternGetDouble (fonts->fonts[i], FC_PIXEL_SIZE, 0, &pixel_size);
|
|
|
1154 |
size = style->pixelSize((int)pixel_size, true);
|
|
|
1155 |
}
|
|
|
1156 |
QtFontEncoding *enc = size->encodingID(-1, 0, 0, 0, 0, true);
|
|
|
1157 |
enc->pitch = (spacing_value >= FC_CHARCELL ? 'c' :
|
|
|
1158 |
(spacing_value >= FC_MONO ? 'm' : 'p'));
|
|
|
1159 |
}
|
|
|
1160 |
|
|
|
1161 |
FcFontSetDestroy (fonts);
|
|
|
1162 |
|
|
|
1163 |
struct FcDefaultFont {
|
|
|
1164 |
const char *qtname;
|
|
|
1165 |
const char *rawname;
|
|
|
1166 |
bool fixed;
|
|
|
1167 |
};
|
|
|
1168 |
const FcDefaultFont defaults[] = {
|
|
|
1169 |
{ "Serif", "serif", false },
|
|
|
1170 |
{ "Sans Serif", "sans-serif", false },
|
|
|
1171 |
{ "Monospace", "monospace", true },
|
|
|
1172 |
{ 0, 0, false }
|
|
|
1173 |
};
|
|
|
1174 |
const FcDefaultFont *f = defaults;
|
|
|
1175 |
while (f->qtname) {
|
|
|
1176 |
QtFontFamily *family = db->family(QLatin1String(f->qtname), true);
|
|
|
1177 |
family->fixedPitch = f->fixed;
|
|
|
1178 |
family->synthetic = true;
|
|
|
1179 |
QtFontFoundry *foundry = family->foundry(QString(), true);
|
|
|
1180 |
|
|
|
1181 |
// aliases only make sense for 'common', not for any of the specials
|
|
|
1182 |
for (int i = 1; i < LanguageCount; ++i) {
|
|
|
1183 |
if (requiresOpenType(i))
|
|
|
1184 |
family->writingSystems[i] = QtFontFamily::UnsupportedFT;
|
|
|
1185 |
else
|
|
|
1186 |
family->writingSystems[i] = QtFontFamily::Supported;
|
|
|
1187 |
}
|
|
|
1188 |
family->writingSystems[QFontDatabase::Other] = QtFontFamily::UnsupportedFT;
|
|
|
1189 |
|
|
|
1190 |
QtFontStyle::Key styleKey;
|
|
|
1191 |
for (int i = 0; i < 4; ++i) {
|
|
|
1192 |
styleKey.style = (i%2) ? QFont::StyleNormal : QFont::StyleItalic;
|
|
|
1193 |
styleKey.weight = (i > 1) ? QFont::Bold : QFont::Normal;
|
|
|
1194 |
QtFontStyle *style = foundry->style(styleKey, true);
|
|
|
1195 |
style->smoothScalable = true;
|
|
|
1196 |
QtFontSize *size = style->pixelSize(SMOOTH_SCALABLE, true);
|
|
|
1197 |
QtFontEncoding *enc = size->encodingID(-1, 0, 0, 0, 0, true);
|
|
|
1198 |
enc->pitch = (f->fixed ? 'm' : 'p');
|
|
|
1199 |
}
|
|
|
1200 |
++f;
|
|
|
1201 |
}
|
|
|
1202 |
}
|
|
|
1203 |
#endif // QT_NO_FONTCONFIG
|
|
|
1204 |
|
|
|
1205 |
static void initializeDb();
|
|
|
1206 |
|
|
|
1207 |
static void load(const QString &family = QString(), int script = -1, bool forceXLFD = false)
|
|
|
1208 |
{
|
|
|
1209 |
if (X11->has_fontconfig && !forceXLFD) {
|
|
|
1210 |
initializeDb();
|
|
|
1211 |
return;
|
|
|
1212 |
}
|
|
|
1213 |
|
|
|
1214 |
#ifdef QFONTDATABASE_DEBUG
|
|
|
1215 |
QTime t;
|
|
|
1216 |
t.start();
|
|
|
1217 |
#endif
|
|
|
1218 |
|
|
|
1219 |
if (family.isNull() && script == -1) {
|
|
|
1220 |
loadXlfds(0, -1);
|
|
|
1221 |
} else {
|
|
|
1222 |
if (family.isNull()) {
|
|
|
1223 |
// load all families in all writing systems that match \a script
|
|
|
1224 |
for (int ws = 1; ws < QFontDatabase::WritingSystemsCount; ++ws) {
|
|
|
1225 |
if (scriptForWritingSystem[ws] != script)
|
|
|
1226 |
continue;
|
|
|
1227 |
for (int i = 0; i < numEncodings; ++i) {
|
|
|
1228 |
if (writingSystems_for_xlfd_encoding[i][ws])
|
|
|
1229 |
loadXlfds(0, i);
|
|
|
1230 |
}
|
|
|
1231 |
}
|
|
|
1232 |
} else {
|
|
|
1233 |
QtFontFamily *f = privateDb()->family(family);
|
|
|
1234 |
// could reduce this further with some more magic:
|
|
|
1235 |
// would need to remember the encodings loaded for the family.
|
|
|
1236 |
if (!f || !f->xlfdLoaded)
|
|
|
1237 |
loadXlfds(family.toLatin1(), -1);
|
|
|
1238 |
}
|
|
|
1239 |
}
|
|
|
1240 |
|
|
|
1241 |
#ifdef QFONTDATABASE_DEBUG
|
|
|
1242 |
FD_DEBUG("QFontDatabase: load(%s, %d) took %d ms",
|
|
|
1243 |
family.toLatin1().constData(), script, t.elapsed());
|
|
|
1244 |
#endif
|
|
|
1245 |
}
|
|
|
1246 |
|
|
|
1247 |
static void checkSymbolFont(QtFontFamily *family)
|
|
|
1248 |
{
|
|
|
1249 |
if (!family || family->symbol_checked || family->fontFilename.isEmpty())
|
|
|
1250 |
return;
|
|
|
1251 |
// qDebug() << "checking " << family->rawName;
|
|
|
1252 |
family->symbol_checked = true;
|
|
|
1253 |
|
|
|
1254 |
QFontEngine::FaceId id;
|
|
|
1255 |
id.filename = family->fontFilename;
|
|
|
1256 |
id.index = family->fontFileIndex;
|
|
|
1257 |
QFreetypeFace *f = QFreetypeFace::getFace(id);
|
|
|
1258 |
if (!f) {
|
|
|
1259 |
qWarning("checkSymbolFonts: Couldn't open face %s (%s/%d)",
|
|
|
1260 |
qPrintable(family->name), family->fontFilename.data(), family->fontFileIndex);
|
|
|
1261 |
return;
|
|
|
1262 |
}
|
|
|
1263 |
for (int i = 0; i < f->face->num_charmaps; ++i) {
|
|
|
1264 |
FT_CharMap cm = f->face->charmaps[i];
|
|
|
1265 |
if (cm->encoding == FT_ENCODING_ADOBE_CUSTOM
|
|
|
1266 |
|| cm->encoding == FT_ENCODING_MS_SYMBOL) {
|
|
|
1267 |
for (int x = QFontDatabase::Latin; x < QFontDatabase::Other; ++x)
|
|
|
1268 |
family->writingSystems[x] = QtFontFamily::Unsupported;
|
|
|
1269 |
family->writingSystems[QFontDatabase::Other] = QtFontFamily::Supported;
|
|
|
1270 |
break;
|
|
|
1271 |
}
|
|
|
1272 |
}
|
|
|
1273 |
f->release(id);
|
|
|
1274 |
}
|
|
|
1275 |
|
|
|
1276 |
static void checkSymbolFonts(const QString &family = QString())
|
|
|
1277 |
{
|
|
|
1278 |
#ifndef QT_NO_FONTCONFIG
|
|
|
1279 |
QFontDatabasePrivate *d = privateDb();
|
|
|
1280 |
|
|
|
1281 |
if (family.isEmpty()) {
|
|
|
1282 |
for (int i = 0; i < d->count; ++i)
|
|
|
1283 |
checkSymbolFont(d->families[i]);
|
|
|
1284 |
} else {
|
|
|
1285 |
checkSymbolFont(d->family(family));
|
|
|
1286 |
}
|
|
|
1287 |
#endif
|
|
|
1288 |
}
|
|
|
1289 |
|
|
|
1290 |
static void registerFont(QFontDatabasePrivate::ApplicationFont *fnt);
|
|
|
1291 |
|
|
|
1292 |
static void initializeDb()
|
|
|
1293 |
{
|
|
|
1294 |
QFontDatabasePrivate *db = privateDb();
|
|
|
1295 |
if (!db || db->count)
|
|
|
1296 |
return;
|
|
|
1297 |
|
|
|
1298 |
QTime t;
|
|
|
1299 |
t.start();
|
|
|
1300 |
|
|
|
1301 |
#ifndef QT_NO_FONTCONFIG
|
|
|
1302 |
if (db->reregisterAppFonts) {
|
|
|
1303 |
db->reregisterAppFonts = false;
|
|
|
1304 |
for (int i = 0; i < db->applicationFonts.count(); ++i)
|
|
|
1305 |
if (!db->applicationFonts.at(i).families.isEmpty()) {
|
|
|
1306 |
registerFont(&db->applicationFonts[i]);
|
|
|
1307 |
}
|
|
|
1308 |
}
|
|
|
1309 |
|
|
|
1310 |
loadFontConfig();
|
|
|
1311 |
FD_DEBUG("QFontDatabase: loaded FontConfig: %d ms", t.elapsed());
|
|
|
1312 |
#endif
|
|
|
1313 |
|
|
|
1314 |
t.start();
|
|
|
1315 |
|
|
|
1316 |
#ifndef QT_NO_FONTCONFIG
|
|
|
1317 |
for (int i = 0; i < db->count; i++) {
|
|
|
1318 |
for (int j = 0; j < db->families[i]->count; ++j) { // each foundry
|
|
|
1319 |
QtFontFoundry *foundry = db->families[i]->foundries[j];
|
|
|
1320 |
for (int k = 0; k < foundry->count; ++k) {
|
|
|
1321 |
QtFontStyle *style = foundry->styles[k];
|
|
|
1322 |
if (style->key.style != QFont::StyleNormal) continue;
|
|
|
1323 |
|
|
|
1324 |
QtFontSize *size = style->pixelSize(SMOOTH_SCALABLE);
|
|
|
1325 |
if (! size) continue; // should not happen
|
|
|
1326 |
QtFontEncoding *enc = size->encodingID(-1, 0, 0, 0, 0, true);
|
|
|
1327 |
if (! enc) continue; // should not happen either
|
|
|
1328 |
|
|
|
1329 |
QtFontStyle::Key key = style->key;
|
|
|
1330 |
|
|
|
1331 |
// does this style have an italic equivalent?
|
|
|
1332 |
key.style = QFont::StyleItalic;
|
|
|
1333 |
QtFontStyle *equiv = foundry->style(key);
|
|
|
1334 |
if (equiv) continue;
|
|
|
1335 |
|
|
|
1336 |
// does this style have an oblique equivalent?
|
|
|
1337 |
key.style = QFont::StyleOblique;
|
|
|
1338 |
equiv = foundry->style(key);
|
|
|
1339 |
if (equiv) continue;
|
|
|
1340 |
|
|
|
1341 |
// let's fake one...
|
|
|
1342 |
equiv = foundry->style(key, true);
|
|
|
1343 |
equiv->smoothScalable = true;
|
|
|
1344 |
|
|
|
1345 |
QtFontSize *equiv_size = equiv->pixelSize(SMOOTH_SCALABLE, true);
|
|
|
1346 |
QtFontEncoding *equiv_enc = equiv_size->encodingID(-1, 0, 0, 0, 0, true);
|
|
|
1347 |
|
|
|
1348 |
// keep the same pitch
|
|
|
1349 |
equiv_enc->pitch = enc->pitch;
|
|
|
1350 |
}
|
|
|
1351 |
}
|
|
|
1352 |
}
|
|
|
1353 |
#endif
|
|
|
1354 |
|
|
|
1355 |
|
|
|
1356 |
#ifdef QFONTDATABASE_DEBUG
|
|
|
1357 |
#ifndef QT_NO_FONTCONFIG
|
|
|
1358 |
if (!X11->has_fontconfig)
|
|
|
1359 |
#endif
|
|
|
1360 |
// load everything at startup in debug mode.
|
|
|
1361 |
loadXlfds(0, -1);
|
|
|
1362 |
|
|
|
1363 |
// print the database
|
|
|
1364 |
for (int f = 0; f < db->count; f++) {
|
|
|
1365 |
QtFontFamily *family = db->families[f];
|
|
|
1366 |
FD_DEBUG("'%s' %s fixed=%s", family->name.latin1(), (family->fixedPitch ? "fixed" : ""),
|
|
|
1367 |
(family->fixedPitch ? "yes" : "no"));
|
|
|
1368 |
for (int i = 0; i < QFontDatabase::WritingSystemsCount; ++i) {
|
|
|
1369 |
QFontDatabase::WritingSystem ws = QFontDatabase::WritingSystem(i);
|
|
|
1370 |
FD_DEBUG("\t%s: %s", QFontDatabase::writingSystemName(ws).toLatin1().constData(),
|
|
|
1371 |
((family->writingSystems[i] & QtFontFamily::Supported) ? "Supported" :
|
|
|
1372 |
(family->writingSystems[i] & QtFontFamily::Unsupported) == QtFontFamily::Unsupported ?
|
|
|
1373 |
"Unsupported" : "Unknown"));
|
|
|
1374 |
}
|
|
|
1375 |
|
|
|
1376 |
for (int fd = 0; fd < family->count; fd++) {
|
|
|
1377 |
QtFontFoundry *foundry = family->foundries[fd];
|
|
|
1378 |
FD_DEBUG("\t\t'%s'", foundry->name.latin1());
|
|
|
1379 |
for (int s = 0; s < foundry->count; s++) {
|
|
|
1380 |
QtFontStyle *style = foundry->styles[s];
|
|
|
1381 |
FD_DEBUG("\t\t\tstyle: style=%d weight=%d (%s)\n"
|
|
|
1382 |
"\t\t\tstretch=%d (%s)",
|
|
|
1383 |
style->key.style, style->key.weight,
|
|
|
1384 |
style->weightName, style->key.stretch,
|
|
|
1385 |
style->setwidthName ? style->setwidthName : "nil");
|
|
|
1386 |
if (style->smoothScalable)
|
|
|
1387 |
FD_DEBUG("\t\t\t\tsmooth scalable");
|
|
|
1388 |
else if (style->bitmapScalable)
|
|
|
1389 |
FD_DEBUG("\t\t\t\tbitmap scalable");
|
|
|
1390 |
if (style->pixelSizes) {
|
|
|
1391 |
qDebug("\t\t\t\t%d pixel sizes", style->count);
|
|
|
1392 |
for (int z = 0; z < style->count; ++z) {
|
|
|
1393 |
QtFontSize *size = style->pixelSizes + z;
|
|
|
1394 |
for (int e = 0; e < size->count; ++e) {
|
|
|
1395 |
FD_DEBUG("\t\t\t\t size %5d pitch %c encoding %s",
|
|
|
1396 |
size->pixelSize,
|
|
|
1397 |
size->encodings[e].pitch,
|
|
|
1398 |
xlfd_for_id(size->encodings[e].encoding));
|
|
|
1399 |
}
|
|
|
1400 |
}
|
|
|
1401 |
}
|
|
|
1402 |
}
|
|
|
1403 |
}
|
|
|
1404 |
}
|
|
|
1405 |
#endif // QFONTDATABASE_DEBUG
|
|
|
1406 |
}
|
|
|
1407 |
|
|
|
1408 |
|
|
|
1409 |
// --------------------------------------------------------------------------------------
|
|
|
1410 |
// font loader
|
|
|
1411 |
// --------------------------------------------------------------------------------------
|
|
|
1412 |
|
|
|
1413 |
static const char *styleHint(const QFontDef &request)
|
|
|
1414 |
{
|
|
|
1415 |
const char *stylehint = 0;
|
|
|
1416 |
switch (request.styleHint) {
|
|
|
1417 |
case QFont::SansSerif:
|
|
|
1418 |
stylehint = "sans-serif";
|
|
|
1419 |
break;
|
|
|
1420 |
case QFont::Serif:
|
|
|
1421 |
stylehint = "serif";
|
|
|
1422 |
break;
|
|
|
1423 |
case QFont::TypeWriter:
|
|
|
1424 |
stylehint = "monospace";
|
|
|
1425 |
break;
|
|
|
1426 |
default:
|
|
|
1427 |
if (request.fixedPitch)
|
|
|
1428 |
stylehint = "monospace";
|
|
|
1429 |
break;
|
|
|
1430 |
}
|
|
|
1431 |
return stylehint;
|
|
|
1432 |
}
|
|
|
1433 |
|
|
|
1434 |
#ifndef QT_NO_FONTCONFIG
|
|
|
1435 |
|
|
|
1436 |
void qt_addPatternProps(FcPattern *pattern, int screen, int script, const QFontDef &request)
|
|
|
1437 |
{
|
|
|
1438 |
int weight_value = FC_WEIGHT_BLACK;
|
|
|
1439 |
if (request.weight == 0)
|
|
|
1440 |
weight_value = FC_WEIGHT_MEDIUM;
|
|
|
1441 |
else if (request.weight < (QFont::Light + QFont::Normal) / 2)
|
|
|
1442 |
weight_value = FC_WEIGHT_LIGHT;
|
|
|
1443 |
else if (request.weight < (QFont::Normal + QFont::DemiBold) / 2)
|
|
|
1444 |
weight_value = FC_WEIGHT_MEDIUM;
|
|
|
1445 |
else if (request.weight < (QFont::DemiBold + QFont::Bold) / 2)
|
|
|
1446 |
weight_value = FC_WEIGHT_DEMIBOLD;
|
|
|
1447 |
else if (request.weight < (QFont::Bold + QFont::Black) / 2)
|
|
|
1448 |
weight_value = FC_WEIGHT_BOLD;
|
|
|
1449 |
FcPatternAddInteger(pattern, FC_WEIGHT, weight_value);
|
|
|
1450 |
|
|
|
1451 |
int slant_value = FC_SLANT_ROMAN;
|
|
|
1452 |
if (request.style == QFont::StyleItalic)
|
|
|
1453 |
slant_value = FC_SLANT_ITALIC;
|
|
|
1454 |
else if (request.style == QFont::StyleOblique)
|
|
|
1455 |
slant_value = FC_SLANT_OBLIQUE;
|
|
|
1456 |
FcPatternAddInteger(pattern, FC_SLANT, slant_value);
|
|
|
1457 |
|
|
|
1458 |
double size_value = qMax(1, request.pixelSize);
|
|
|
1459 |
FcPatternAddDouble(pattern, FC_PIXEL_SIZE, size_value);
|
|
|
1460 |
|
|
|
1461 |
int stretch = request.stretch;
|
|
|
1462 |
if (!stretch)
|
|
|
1463 |
stretch = 100;
|
|
|
1464 |
FcPatternAddInteger(pattern, FC_WIDTH, stretch);
|
|
|
1465 |
|
|
|
1466 |
if (X11->display && QX11Info::appDepth(screen) <= 8) {
|
|
|
1467 |
// can't do antialiasing on 8bpp
|
|
|
1468 |
FcPatternAddBool(pattern, FC_ANTIALIAS, false);
|
|
|
1469 |
} else if (request.styleStrategy & (QFont::PreferAntialias|QFont::NoAntialias)) {
|
|
|
1470 |
FcPatternAddBool(pattern, FC_ANTIALIAS,
|
|
|
1471 |
!(request.styleStrategy & QFont::NoAntialias));
|
|
|
1472 |
}
|
|
|
1473 |
|
|
|
1474 |
if (script != QUnicodeTables::Common) {
|
|
|
1475 |
Q_ASSERT(script < QUnicodeTables::ScriptCount);
|
|
|
1476 |
FcLangSet *ls = FcLangSetCreate();
|
|
|
1477 |
FcLangSetAdd(ls, (const FcChar8*)specialLanguages[script]);
|
|
|
1478 |
FcPatternAddLangSet(pattern, FC_LANG, ls);
|
|
|
1479 |
FcLangSetDestroy(ls);
|
|
|
1480 |
}
|
|
|
1481 |
}
|
|
|
1482 |
|
|
|
1483 |
static bool preferScalable(const QFontDef &request)
|
|
|
1484 |
{
|
|
|
1485 |
return request.styleStrategy & (QFont::PreferOutline|QFont::ForceOutline|QFont::PreferQuality|QFont::PreferAntialias);
|
|
|
1486 |
}
|
|
|
1487 |
|
|
|
1488 |
|
|
|
1489 |
static FcPattern *getFcPattern(const QFontPrivate *fp, int script, const QFontDef &request)
|
|
|
1490 |
{
|
|
|
1491 |
if (!X11->has_fontconfig)
|
|
|
1492 |
return 0;
|
|
|
1493 |
|
|
|
1494 |
FcPattern *pattern = FcPatternCreate();
|
|
|
1495 |
if (!pattern)
|
|
|
1496 |
return 0;
|
|
|
1497 |
|
|
|
1498 |
FcValue value;
|
|
|
1499 |
value.type = FcTypeString;
|
|
|
1500 |
|
|
|
1501 |
QtFontDesc desc;
|
|
|
1502 |
QStringList families_and_foundries = familyList(request);
|
|
|
1503 |
for (int i = 0; i < families_and_foundries.size(); ++i) {
|
|
|
1504 |
QString family, foundry;
|
|
|
1505 |
parseFontName(families_and_foundries.at(i), foundry, family);
|
|
|
1506 |
if (!family.isEmpty()) {
|
|
|
1507 |
QByteArray cs = family.toUtf8();
|
|
|
1508 |
value.u.s = (const FcChar8 *)cs.data();
|
|
|
1509 |
FcPatternAdd(pattern, FC_FAMILY, value, FcTrue);
|
|
|
1510 |
}
|
|
|
1511 |
if (i == 0) {
|
|
|
1512 |
QT_PREPEND_NAMESPACE(match)(script, request, family, foundry, -1, &desc);
|
|
|
1513 |
if (!foundry.isEmpty()) {
|
|
|
1514 |
QByteArray cs = foundry.toUtf8();
|
|
|
1515 |
value.u.s = (const FcChar8 *)cs.data();
|
|
|
1516 |
FcPatternAddWeak(pattern, FC_FOUNDRY, value, FcTrue);
|
|
|
1517 |
}
|
|
|
1518 |
}
|
|
|
1519 |
}
|
|
|
1520 |
|
|
|
1521 |
const char *stylehint = styleHint(request);
|
|
|
1522 |
if (stylehint) {
|
|
|
1523 |
value.u.s = (const FcChar8 *)stylehint;
|
|
|
1524 |
FcPatternAddWeak(pattern, FC_FAMILY, value, FcTrue);
|
|
|
1525 |
}
|
|
|
1526 |
|
|
|
1527 |
if (!request.ignorePitch) {
|
|
|
1528 |
char pitch_value = FC_PROPORTIONAL;
|
|
|
1529 |
if (request.fixedPitch || (desc.family && desc.family->fixedPitch))
|
|
|
1530 |
pitch_value = FC_MONO;
|
|
|
1531 |
FcPatternAddInteger(pattern, FC_SPACING, pitch_value);
|
|
|
1532 |
}
|
|
|
1533 |
FcPatternAddBool(pattern, FC_OUTLINE, !(request.styleStrategy & QFont::PreferBitmap));
|
|
|
1534 |
if (preferScalable(request) || (desc.style && desc.style->smoothScalable))
|
|
|
1535 |
FcPatternAddBool(pattern, FC_SCALABLE, true);
|
|
|
1536 |
|
|
|
1537 |
qt_addPatternProps(pattern, fp->screen, script, request);
|
|
|
1538 |
|
|
|
1539 |
FcDefaultSubstitute(pattern);
|
|
|
1540 |
FcConfigSubstitute(0, pattern, FcMatchPattern);
|
|
|
1541 |
FcConfigSubstitute(0, pattern, FcMatchFont);
|
|
|
1542 |
|
|
|
1543 |
// these should only get added to the pattern _after_ substitution
|
|
|
1544 |
// append the default fallback font for the specified script
|
|
|
1545 |
extern QString qt_fallback_font_family(int);
|
|
|
1546 |
QString fallback = qt_fallback_font_family(script);
|
|
|
1547 |
if (!fallback.isEmpty()) {
|
|
|
1548 |
QByteArray cs = fallback.toUtf8();
|
|
|
1549 |
value.u.s = (const FcChar8 *)cs.data();
|
|
|
1550 |
FcPatternAddWeak(pattern, FC_FAMILY, value, FcTrue);
|
|
|
1551 |
}
|
|
|
1552 |
|
|
|
1553 |
// add the default family
|
|
|
1554 |
QString defaultFamily = QApplication::font().family();
|
|
|
1555 |
QByteArray cs = defaultFamily.toUtf8();
|
|
|
1556 |
value.u.s = (const FcChar8 *)cs.data();
|
|
|
1557 |
FcPatternAddWeak(pattern, FC_FAMILY, value, FcTrue);
|
|
|
1558 |
|
|
|
1559 |
// add QFont::defaultFamily() to the list, for compatibility with
|
|
|
1560 |
// previous versions
|
|
|
1561 |
defaultFamily = QApplication::font().defaultFamily();
|
|
|
1562 |
cs = defaultFamily.toUtf8();
|
|
|
1563 |
value.u.s = (const FcChar8 *)cs.data();
|
|
|
1564 |
FcPatternAddWeak(pattern, FC_FAMILY, value, FcTrue);
|
|
|
1565 |
|
|
|
1566 |
return pattern;
|
|
|
1567 |
}
|
|
|
1568 |
|
|
|
1569 |
|
|
|
1570 |
static void FcFontSetRemove(FcFontSet *fs, int at)
|
|
|
1571 |
{
|
|
|
1572 |
Q_ASSERT(at < fs->nfont);
|
|
|
1573 |
FcPatternDestroy(fs->fonts[at]);
|
|
|
1574 |
int len = (--fs->nfont - at) * sizeof(FcPattern *);;
|
|
|
1575 |
if (len > 0)
|
|
|
1576 |
memmove(fs->fonts + at, fs->fonts + at + 1, len);
|
|
|
1577 |
}
|
|
|
1578 |
|
|
|
1579 |
static QFontEngine *tryPatternLoad(FcPattern *p, int screen,
|
|
|
1580 |
const QFontDef &request, int script, FcPattern **matchedPattern = 0)
|
|
|
1581 |
{
|
|
|
1582 |
#ifdef FONT_MATCH_DEBUG
|
|
|
1583 |
FcChar8 *fam;
|
|
|
1584 |
FcPatternGetString(p, FC_FAMILY, 0, &fam);
|
|
|
1585 |
FM_DEBUG("==== trying %s\n", fam);
|
|
|
1586 |
#endif
|
|
|
1587 |
FM_DEBUG("passes charset test\n");
|
|
|
1588 |
FcPattern *pattern = FcPatternDuplicate(p);
|
|
|
1589 |
// add properties back in as the font selected from the
|
|
|
1590 |
// list doesn't contain them.
|
|
|
1591 |
qt_addPatternProps(pattern, screen, script, request);
|
|
|
1592 |
|
|
|
1593 |
FcConfigSubstitute(0, pattern, FcMatchPattern);
|
|
|
1594 |
FcDefaultSubstitute(pattern);
|
|
|
1595 |
FcResult res;
|
|
|
1596 |
FcPattern *match = FcFontMatch(0, pattern, &res);
|
|
|
1597 |
|
|
|
1598 |
if (matchedPattern)
|
|
|
1599 |
*matchedPattern = 0;
|
|
|
1600 |
|
|
|
1601 |
QFontEngineX11FT *engine = 0;
|
|
|
1602 |
if (!match) // probably no fonts available.
|
|
|
1603 |
goto done;
|
|
|
1604 |
|
|
|
1605 |
if (matchedPattern)
|
|
|
1606 |
*matchedPattern = FcPatternDuplicate(match);
|
|
|
1607 |
|
|
|
1608 |
if (script != QUnicodeTables::Common) {
|
|
|
1609 |
// skip font if it doesn't support the language we want
|
|
|
1610 |
if (specialChars[script]) {
|
|
|
1611 |
// need to check the charset, as the langset doesn't work for these scripts
|
|
|
1612 |
FcCharSet *cs;
|
|
|
1613 |
if (FcPatternGetCharSet(match, FC_CHARSET, 0, &cs) != FcResultMatch)
|
|
|
1614 |
goto done;
|
|
|
1615 |
if (!FcCharSetHasChar(cs, specialChars[script]))
|
|
|
1616 |
goto done;
|
|
|
1617 |
} else {
|
|
|
1618 |
FcLangSet *langSet = 0;
|
|
|
1619 |
if (FcPatternGetLangSet(match, FC_LANG, 0, &langSet) != FcResultMatch)
|
|
|
1620 |
goto done;
|
|
|
1621 |
if (FcLangSetHasLang(langSet, (const FcChar8*)specialLanguages[script]) != FcLangEqual)
|
|
|
1622 |
goto done;
|
|
|
1623 |
}
|
|
|
1624 |
}
|
|
|
1625 |
|
|
|
1626 |
// enforce non-antialiasing if requested. the ft font engine looks at this property.
|
|
|
1627 |
if (request.styleStrategy & QFont::NoAntialias) {
|
|
|
1628 |
FcPatternDel(match, FC_ANTIALIAS);
|
|
|
1629 |
FcPatternAddBool(match, FC_ANTIALIAS, false);
|
|
|
1630 |
}
|
|
|
1631 |
|
|
|
1632 |
engine = new QFontEngineX11FT(match, qt_FcPatternToQFontDef(match, request), screen);
|
|
|
1633 |
if (engine->invalid()) {
|
|
|
1634 |
FM_DEBUG(" --> invalid!\n");
|
|
|
1635 |
delete engine;
|
|
|
1636 |
engine = 0;
|
|
|
1637 |
} else if (scriptRequiresOpenType(script)) {
|
|
|
1638 |
HB_Face hbFace = engine->harfbuzzFace();
|
|
|
1639 |
if (!hbFace || !hbFace->supported_scripts[script]) {
|
|
|
1640 |
FM_DEBUG(" OpenType support missing for script\n");
|
|
|
1641 |
delete engine;
|
|
|
1642 |
engine = 0;
|
|
|
1643 |
}
|
|
|
1644 |
}
|
|
|
1645 |
done:
|
|
|
1646 |
FcPatternDestroy(pattern);
|
|
|
1647 |
if (!engine && matchedPattern && *matchedPattern) {
|
|
|
1648 |
FcPatternDestroy(*matchedPattern);
|
|
|
1649 |
*matchedPattern = 0;
|
|
|
1650 |
}
|
|
|
1651 |
return engine;
|
|
|
1652 |
}
|
|
|
1653 |
|
|
|
1654 |
FcFontSet *qt_fontSetForPattern(FcPattern *pattern, const QFontDef &request)
|
|
|
1655 |
{
|
|
|
1656 |
FcResult result;
|
|
|
1657 |
FcFontSet *fs = FcFontSort(0, pattern, FcTrue, 0, &result);
|
|
|
1658 |
#ifdef FONT_MATCH_DEBUG
|
|
|
1659 |
FM_DEBUG("first font in fontset:\n");
|
|
|
1660 |
FcPatternPrint(fs->fonts[0]);
|
|
|
1661 |
#endif
|
|
|
1662 |
|
|
|
1663 |
FcBool forceScalable = request.styleStrategy & QFont::ForceOutline;
|
|
|
1664 |
|
|
|
1665 |
// remove fonts if they are not scalable (and should be)
|
|
|
1666 |
if (forceScalable && fs) {
|
|
|
1667 |
for (int i = 0; i < fs->nfont; ++i) {
|
|
|
1668 |
FcPattern *font = fs->fonts[i];
|
|
|
1669 |
FcResult res;
|
|
|
1670 |
FcBool scalable;
|
|
|
1671 |
res = FcPatternGetBool(font, FC_SCALABLE, 0, &scalable);
|
|
|
1672 |
if (res != FcResultMatch || !scalable) {
|
|
|
1673 |
FcFontSetRemove(fs, i);
|
|
|
1674 |
#ifdef FONT_MATCH_DEBUG
|
|
|
1675 |
FM_DEBUG("removing pattern:");
|
|
|
1676 |
FcPatternPrint(font);
|
|
|
1677 |
#endif
|
|
|
1678 |
--i; // go back one
|
|
|
1679 |
}
|
|
|
1680 |
}
|
|
|
1681 |
}
|
|
|
1682 |
|
|
|
1683 |
FM_DEBUG("final pattern contains %d fonts\n", fs->nfont);
|
|
|
1684 |
|
|
|
1685 |
return fs;
|
|
|
1686 |
}
|
|
|
1687 |
|
|
|
1688 |
static QFontEngine *loadFc(const QFontPrivate *fp, int script, const QFontDef &request)
|
|
|
1689 |
{
|
|
|
1690 |
FM_DEBUG("===================== loadFc: script=%d family='%s'\n", script, request.family.toLatin1().data());
|
|
|
1691 |
FcPattern *pattern = getFcPattern(fp, script, request);
|
|
|
1692 |
|
|
|
1693 |
#ifdef FONT_MATCH_DEBUG
|
|
|
1694 |
FM_DEBUG("\n\nfinal FcPattern contains:\n");
|
|
|
1695 |
FcPatternPrint(pattern);
|
|
|
1696 |
#endif
|
|
|
1697 |
|
|
|
1698 |
QFontEngine *fe = 0;
|
|
|
1699 |
FcPattern *matchedPattern = 0;
|
|
|
1700 |
fe = tryPatternLoad(pattern, fp->screen, request, script, &matchedPattern);
|
|
|
1701 |
if (!fe) {
|
|
|
1702 |
FcFontSet *fs = qt_fontSetForPattern(pattern, request);
|
|
|
1703 |
|
|
|
1704 |
if (fs) {
|
|
|
1705 |
for (int i = 0; !fe && i < fs->nfont; ++i)
|
|
|
1706 |
fe = tryPatternLoad(fs->fonts[i], fp->screen, request, script, &matchedPattern);
|
|
|
1707 |
FcFontSetDestroy(fs);
|
|
|
1708 |
}
|
|
|
1709 |
FM_DEBUG("engine for script %d is %s\n", script, fe ? fe->fontDef.family.toLatin1().data(): "(null)");
|
|
|
1710 |
}
|
|
|
1711 |
if (fe
|
|
|
1712 |
&& script == QUnicodeTables::Common
|
|
|
1713 |
&& !(request.styleStrategy & QFont::NoFontMerging) && !fe->symbol) {
|
|
|
1714 |
fe = new QFontEngineMultiFT(fe, matchedPattern, pattern, fp->screen, request);
|
|
|
1715 |
} else {
|
|
|
1716 |
FcPatternDestroy(pattern);
|
|
|
1717 |
if (matchedPattern)
|
|
|
1718 |
FcPatternDestroy(matchedPattern);
|
|
|
1719 |
}
|
|
|
1720 |
return fe;
|
|
|
1721 |
}
|
|
|
1722 |
|
|
|
1723 |
static FcPattern *queryFont(const FcChar8 *file, const QByteArray &data, int id, FcBlanks *blanks, int *count)
|
|
|
1724 |
{
|
|
|
1725 |
#if FC_VERSION < 20402
|
|
|
1726 |
Q_UNUSED(data)
|
|
|
1727 |
return FcFreeTypeQuery(file, id, blanks, count);
|
|
|
1728 |
#else
|
|
|
1729 |
if (data.isEmpty())
|
|
|
1730 |
return FcFreeTypeQuery(file, id, blanks, count);
|
|
|
1731 |
|
|
|
1732 |
extern FT_Library qt_getFreetype();
|
|
|
1733 |
FT_Library lib = qt_getFreetype();
|
|
|
1734 |
|
|
|
1735 |
FcPattern *pattern = 0;
|
|
|
1736 |
|
|
|
1737 |
FT_Face face;
|
|
|
1738 |
if (!FT_New_Memory_Face(lib, (const FT_Byte *)data.constData(), data.size(), id, &face)) {
|
|
|
1739 |
*count = face->num_faces;
|
|
|
1740 |
|
|
|
1741 |
pattern = FcFreeTypeQueryFace(face, file, id, blanks);
|
|
|
1742 |
|
|
|
1743 |
FT_Done_Face(face);
|
|
|
1744 |
}
|
|
|
1745 |
|
|
|
1746 |
return pattern;
|
|
|
1747 |
#endif
|
|
|
1748 |
}
|
|
|
1749 |
#endif // QT_NO_FONTCONFIG
|
|
|
1750 |
|
|
|
1751 |
static QFontEngine *loadRaw(const QFontPrivate *fp, const QFontDef &request)
|
|
|
1752 |
{
|
|
|
1753 |
Q_ASSERT(fp && fp->rawMode);
|
|
|
1754 |
|
|
|
1755 |
QByteArray xlfd = request.family.toLatin1();
|
|
|
1756 |
FM_DEBUG("Loading XLFD (rawmode) '%s'", xlfd.data());
|
|
|
1757 |
|
|
|
1758 |
QFontEngine *fe;
|
|
|
1759 |
XFontStruct *xfs;
|
|
|
1760 |
if (!(xfs = XLoadQueryFont(QX11Info::display(), xlfd.data())))
|
|
|
1761 |
if (!(xfs = XLoadQueryFont(QX11Info::display(), "fixed")))
|
|
|
1762 |
return 0;
|
|
|
1763 |
|
|
|
1764 |
fe = new QFontEngineXLFD(xfs, xlfd, 0);
|
|
|
1765 |
if (! qt_fillFontDef(xfs, &fe->fontDef, fp->dpi, 0) &&
|
|
|
1766 |
! qt_fillFontDef(xlfd, &fe->fontDef, fp->dpi, 0))
|
|
|
1767 |
fe->fontDef = QFontDef();
|
|
|
1768 |
return fe;
|
|
|
1769 |
}
|
|
|
1770 |
|
|
|
1771 |
QFontEngine *QFontDatabase::loadXlfd(int screen, int script, const QFontDef &request, int force_encoding_id)
|
|
|
1772 |
{
|
|
|
1773 |
QMutexLocker locker(fontDatabaseMutex());
|
|
|
1774 |
|
|
|
1775 |
QtFontDesc desc;
|
|
|
1776 |
FM_DEBUG() << "---> loadXlfd: request is" << request.family;
|
|
|
1777 |
QStringList families_and_foundries = familyList(request);
|
|
|
1778 |
const char *stylehint = styleHint(request);
|
|
|
1779 |
if (stylehint)
|
|
|
1780 |
families_and_foundries << QString::fromLatin1(stylehint);
|
|
|
1781 |
families_and_foundries << QString();
|
|
|
1782 |
FM_DEBUG() << "loadXlfd: list is" << families_and_foundries;
|
|
|
1783 |
for (int i = 0; i < families_and_foundries.size(); ++i) {
|
|
|
1784 |
QString family, foundry;
|
|
|
1785 |
QT_PREPEND_NAMESPACE(parseFontName)(families_and_foundries.at(i), foundry, family);
|
|
|
1786 |
FM_DEBUG("loadXlfd: >>>>>>>>>>>>>>trying to match '%s' encoding=%d", family.toLatin1().data(), force_encoding_id);
|
|
|
1787 |
QT_PREPEND_NAMESPACE(match)(script, request, family, foundry, force_encoding_id, &desc, QList<int>(), true);
|
|
|
1788 |
if (desc.family)
|
|
|
1789 |
break;
|
|
|
1790 |
}
|
|
|
1791 |
|
|
|
1792 |
QFontEngine *fe = 0;
|
|
|
1793 |
if (force_encoding_id != -1
|
|
|
1794 |
|| (request.styleStrategy & QFont::NoFontMerging)
|
|
|
1795 |
|| (desc.family && desc.family->writingSystems[QFontDatabase::Symbol] & QtFontFamily::Supported)) {
|
|
|
1796 |
if (desc.family) {
|
|
|
1797 |
int px = desc.size->pixelSize;
|
|
|
1798 |
if (desc.style->smoothScalable && px == SMOOTH_SCALABLE)
|
|
|
1799 |
px = request.pixelSize;
|
|
|
1800 |
else if (desc.style->bitmapScalable && px == 0)
|
|
|
1801 |
px = request.pixelSize;
|
|
|
1802 |
|
|
|
1803 |
QByteArray xlfd("-");
|
|
|
1804 |
xlfd += desc.foundry->name.isEmpty() ? QByteArray("*") : desc.foundry->name.toLatin1();
|
|
|
1805 |
xlfd += '-';
|
|
|
1806 |
xlfd += desc.family->name.isEmpty() ? QByteArray("*") : desc.family->name.toLatin1();
|
|
|
1807 |
xlfd += '-';
|
|
|
1808 |
xlfd += desc.style->weightName ? desc.style->weightName : "*";
|
|
|
1809 |
xlfd += '-';
|
|
|
1810 |
xlfd += (desc.style->key.style == QFont::StyleItalic
|
|
|
1811 |
? 'i'
|
|
|
1812 |
: (desc.style->key.style == QFont::StyleOblique ? 'o' : 'r'));
|
|
|
1813 |
xlfd += '-';
|
|
|
1814 |
xlfd += desc.style->setwidthName ? desc.style->setwidthName : "*";
|
|
|
1815 |
// ### handle add-style
|
|
|
1816 |
xlfd += "-*-";
|
|
|
1817 |
xlfd += QByteArray::number(px);
|
|
|
1818 |
xlfd += '-';
|
|
|
1819 |
xlfd += QByteArray::number(desc.encoding->xpoint);
|
|
|
1820 |
xlfd += '-';
|
|
|
1821 |
xlfd += QByteArray::number(desc.encoding->xres);
|
|
|
1822 |
xlfd += '-';
|
|
|
1823 |
xlfd += QByteArray::number(desc.encoding->yres);
|
|
|
1824 |
xlfd += '-';
|
|
|
1825 |
xlfd += desc.encoding->pitch;
|
|
|
1826 |
xlfd += '-';
|
|
|
1827 |
xlfd += QByteArray::number(desc.encoding->avgwidth);
|
|
|
1828 |
xlfd += '-';
|
|
|
1829 |
xlfd += xlfd_for_id(desc.encoding->encoding);
|
|
|
1830 |
|
|
|
1831 |
FM_DEBUG(" using XLFD: %s\n", xlfd.data());
|
|
|
1832 |
|
|
|
1833 |
const int mib = xlfd_encoding[desc.encoding->encoding].mib;
|
|
|
1834 |
XFontStruct *xfs;
|
|
|
1835 |
if ((xfs = XLoadQueryFont(QX11Info::display(), xlfd))) {
|
|
|
1836 |
fe = new QFontEngineXLFD(xfs, xlfd, mib);
|
|
|
1837 |
const int dpi = QX11Info::appDpiY();
|
|
|
1838 |
if (!qt_fillFontDef(xfs, &fe->fontDef, dpi, &desc)
|
|
|
1839 |
&& !qt_fillFontDef(xlfd, &fe->fontDef, dpi, &desc)) {
|
|
|
1840 |
initFontDef(desc, request, &fe->fontDef);
|
|
|
1841 |
}
|
|
|
1842 |
}
|
|
|
1843 |
}
|
|
|
1844 |
if (!fe) {
|
|
|
1845 |
fe = new QFontEngineBox(request.pixelSize);
|
|
|
1846 |
fe->fontDef = QFontDef();
|
|
|
1847 |
}
|
|
|
1848 |
} else {
|
|
|
1849 |
QList<int> encodings;
|
|
|
1850 |
if (desc.encoding) {
|
|
|
1851 |
if (desc.encoding->encoding >= 0)
|
|
|
1852 |
encodings.append(int(desc.encoding->encoding));
|
|
|
1853 |
}
|
|
|
1854 |
|
|
|
1855 |
if (desc.size) {
|
|
|
1856 |
// append all other encodings for the matched font
|
|
|
1857 |
for (int i = 0; i < desc.size->count; ++i) {
|
|
|
1858 |
QtFontEncoding *e = desc.size->encodings + i;
|
|
|
1859 |
if (e == desc.encoding || e->encoding < 0)
|
|
|
1860 |
continue;
|
|
|
1861 |
encodings.append(int(e->encoding));
|
|
|
1862 |
}
|
|
|
1863 |
}
|
|
|
1864 |
// fill in the missing encodings
|
|
|
1865 |
const XlfdEncoding *enc = xlfd_encoding;
|
|
|
1866 |
for (; enc->name; ++enc) {
|
|
|
1867 |
if (!encodings.contains(enc->id) && enc->id >= 0) {
|
|
|
1868 |
encodings.append(enc->id);
|
|
|
1869 |
}
|
|
|
1870 |
}
|
|
|
1871 |
|
|
|
1872 |
#if defined(FONT_MATCH_DEBUG)
|
|
|
1873 |
FM_DEBUG(" using MultiXLFD, encodings:");
|
|
|
1874 |
for (int i = 0; i < encodings.size(); ++i) {
|
|
|
1875 |
const int id = encodings.at(i);
|
|
|
1876 |
FM_DEBUG(" %2d: %s", xlfd_encoding[id].id, xlfd_encoding[id].name);
|
|
|
1877 |
}
|
|
|
1878 |
#endif
|
|
|
1879 |
|
|
|
1880 |
fe = new QFontEngineMultiXLFD(request, encodings, screen);
|
|
|
1881 |
}
|
|
|
1882 |
return fe;
|
|
|
1883 |
}
|
|
|
1884 |
|
|
|
1885 |
/*! \internal
|
|
|
1886 |
Loads a QFontEngine for the specified \a script that matches the
|
|
|
1887 |
QFontDef \e request member variable.
|
|
|
1888 |
*/
|
|
|
1889 |
void QFontDatabase::load(const QFontPrivate *d, int script)
|
|
|
1890 |
{
|
|
|
1891 |
Q_ASSERT(script >= 0 && script < QUnicodeTables::ScriptCount);
|
|
|
1892 |
|
|
|
1893 |
// normalize the request to get better caching
|
|
|
1894 |
QFontDef req = d->request;
|
|
|
1895 |
if (req.pixelSize <= 0)
|
|
|
1896 |
req.pixelSize = qRound(qt_pixelSize(req.pointSize, d->dpi));
|
|
|
1897 |
req.pointSize = 0;
|
|
|
1898 |
if (req.weight == 0)
|
|
|
1899 |
req.weight = QFont::Normal;
|
|
|
1900 |
if (req.stretch == 0)
|
|
|
1901 |
req.stretch = 100;
|
|
|
1902 |
|
|
|
1903 |
QFontCache::Key key(req, d->rawMode ? QUnicodeTables::Common : script, d->screen);
|
|
|
1904 |
if (!d->engineData)
|
|
|
1905 |
getEngineData(d, key);
|
|
|
1906 |
|
|
|
1907 |
// the cached engineData could have already loaded the engine we want
|
|
|
1908 |
if (d->engineData->engines[script])
|
|
|
1909 |
return;
|
|
|
1910 |
|
|
|
1911 |
// set it to the actual pointsize, so QFontInfo will do the right thing
|
|
|
1912 |
req.pointSize = qt_pointSize(req.pixelSize, d->dpi);
|
|
|
1913 |
|
|
|
1914 |
QFontEngine *fe = QFontCache::instance()->findEngine(key);
|
|
|
1915 |
|
|
|
1916 |
if (!fe) {
|
|
|
1917 |
QMutexLocker locker(fontDatabaseMutex());
|
|
|
1918 |
if (!privateDb()->count)
|
|
|
1919 |
initializeDb();
|
|
|
1920 |
|
|
|
1921 |
const bool mainThread = (qApp->thread() == QThread::currentThread());
|
|
|
1922 |
if (qt_enable_test_font && req.family == QLatin1String("__Qt__Box__Engine__")) {
|
|
|
1923 |
fe = new QTestFontEngine(req.pixelSize);
|
|
|
1924 |
fe->fontDef = req;
|
|
|
1925 |
} else if (d->rawMode) {
|
|
|
1926 |
if (mainThread)
|
|
|
1927 |
fe = loadRaw(d, req);
|
|
|
1928 |
#ifndef QT_NO_FONTCONFIG
|
|
|
1929 |
} else if (X11->has_fontconfig) {
|
|
|
1930 |
fe = loadFc(d, script, req);
|
|
|
1931 |
|
|
|
1932 |
if (fe != 0 && fe->fontDef.pixelSize != req.pixelSize) {
|
|
|
1933 |
delete fe;
|
|
|
1934 |
fe = loadXlfd(d->screen, script, req);
|
|
|
1935 |
}
|
|
|
1936 |
|
|
|
1937 |
|
|
|
1938 |
#endif
|
|
|
1939 |
} else if (mainThread) {
|
|
|
1940 |
fe = loadXlfd(d->screen, script, req);
|
|
|
1941 |
}
|
|
|
1942 |
if (!fe) {
|
|
|
1943 |
fe = new QFontEngineBox(req.pixelSize);
|
|
|
1944 |
fe->fontDef = QFontDef();
|
|
|
1945 |
}
|
|
|
1946 |
}
|
|
|
1947 |
if (fe->symbol || (d->request.styleStrategy & QFont::NoFontMerging)) {
|
|
|
1948 |
for (int i = 0; i < QUnicodeTables::ScriptCount; ++i) {
|
|
|
1949 |
if (!d->engineData->engines[i]) {
|
|
|
1950 |
d->engineData->engines[i] = fe;
|
|
|
1951 |
fe->ref.ref();
|
|
|
1952 |
}
|
|
|
1953 |
}
|
|
|
1954 |
} else {
|
|
|
1955 |
d->engineData->engines[script] = fe;
|
|
|
1956 |
fe->ref.ref();
|
|
|
1957 |
}
|
|
|
1958 |
QFontCache::instance()->insertEngine(key, fe);
|
|
|
1959 |
}
|
|
|
1960 |
|
|
|
1961 |
static void registerFont(QFontDatabasePrivate::ApplicationFont *fnt)
|
|
|
1962 |
{
|
|
|
1963 |
#if defined(QT_NO_FONTCONFIG)
|
|
|
1964 |
return;
|
|
|
1965 |
#else
|
|
|
1966 |
if (!X11->has_fontconfig)
|
|
|
1967 |
return;
|
|
|
1968 |
|
|
|
1969 |
FcConfig *config = FcConfigGetCurrent();
|
|
|
1970 |
if (!config)
|
|
|
1971 |
return;
|
|
|
1972 |
|
|
|
1973 |
FcFontSet *set = FcConfigGetFonts(config, FcSetApplication);
|
|
|
1974 |
if (!set) {
|
|
|
1975 |
FcConfigAppFontAddFile(config, (const FcChar8 *)":/non-existant");
|
|
|
1976 |
set = FcConfigGetFonts(config, FcSetApplication); // try again
|
|
|
1977 |
if (!set)
|
|
|
1978 |
return;
|
|
|
1979 |
}
|
|
|
1980 |
|
|
|
1981 |
QString fileNameForQuery = fnt->fileName;
|
|
|
1982 |
#if FC_VERSION < 20402
|
|
|
1983 |
QTemporaryFile tmp;
|
|
|
1984 |
|
|
|
1985 |
if (!fnt->data.isEmpty()) {
|
|
|
1986 |
if (!tmp.open())
|
|
|
1987 |
return;
|
|
|
1988 |
tmp.write(fnt->data);
|
|
|
1989 |
tmp.flush();
|
|
|
1990 |
fileNameForQuery = tmp.fileName();
|
|
|
1991 |
}
|
|
|
1992 |
#endif
|
|
|
1993 |
|
|
|
1994 |
int id = 0;
|
|
|
1995 |
FcBlanks *blanks = FcConfigGetBlanks(0);
|
|
|
1996 |
int count = 0;
|
|
|
1997 |
|
|
|
1998 |
QStringList families;
|
|
|
1999 |
|
|
|
2000 |
FcPattern *pattern = 0;
|
|
|
2001 |
do {
|
|
|
2002 |
pattern = queryFont((const FcChar8 *)QFile::encodeName(fileNameForQuery).constData(),
|
|
|
2003 |
fnt->data, id, blanks, &count);
|
|
|
2004 |
if (!pattern)
|
|
|
2005 |
return;
|
|
|
2006 |
|
|
|
2007 |
FcPatternDel(pattern, FC_FILE);
|
|
|
2008 |
FcPatternAddString(pattern, FC_FILE, (const FcChar8 *)fnt->fileName.toUtf8().constData());
|
|
|
2009 |
|
|
|
2010 |
FcChar8 *fam = 0;
|
|
|
2011 |
if (FcPatternGetString(pattern, FC_FAMILY, 0, &fam) == FcResultMatch) {
|
|
|
2012 |
QString family = QString::fromUtf8(reinterpret_cast<const char *>(fam));
|
|
|
2013 |
families << family;
|
|
|
2014 |
}
|
|
|
2015 |
|
|
|
2016 |
if (!FcFontSetAdd(set, pattern))
|
|
|
2017 |
return;
|
|
|
2018 |
|
|
|
2019 |
++id;
|
|
|
2020 |
} while (pattern && id < count);
|
|
|
2021 |
|
|
|
2022 |
fnt->families = families;
|
|
|
2023 |
#endif
|
|
|
2024 |
}
|
|
|
2025 |
|
|
|
2026 |
bool QFontDatabase::removeApplicationFont(int handle)
|
|
|
2027 |
{
|
|
|
2028 |
#if defined(QT_NO_FONTCONFIG)
|
|
|
2029 |
return false;
|
|
|
2030 |
#else
|
|
|
2031 |
QMutexLocker locker(fontDatabaseMutex());
|
|
|
2032 |
|
|
|
2033 |
QFontDatabasePrivate *db = privateDb();
|
|
|
2034 |
if (handle < 0 || handle >= db->applicationFonts.count())
|
|
|
2035 |
return false;
|
|
|
2036 |
|
|
|
2037 |
FcConfigAppFontClear(0);
|
|
|
2038 |
|
|
|
2039 |
db->applicationFonts[handle] = QFontDatabasePrivate::ApplicationFont();
|
|
|
2040 |
|
|
|
2041 |
db->reregisterAppFonts = true;
|
|
|
2042 |
db->invalidate();
|
|
|
2043 |
return true;
|
|
|
2044 |
#endif
|
|
|
2045 |
}
|
|
|
2046 |
|
|
|
2047 |
bool QFontDatabase::removeAllApplicationFonts()
|
|
|
2048 |
{
|
|
|
2049 |
#if defined(QT_NO_FONTCONFIG)
|
|
|
2050 |
return false;
|
|
|
2051 |
#else
|
|
|
2052 |
QMutexLocker locker(fontDatabaseMutex());
|
|
|
2053 |
|
|
|
2054 |
QFontDatabasePrivate *db = privateDb();
|
|
|
2055 |
if (db->applicationFonts.isEmpty())
|
|
|
2056 |
return false;
|
|
|
2057 |
|
|
|
2058 |
FcConfigAppFontClear(0);
|
|
|
2059 |
db->applicationFonts.clear();
|
|
|
2060 |
db->invalidate();
|
|
|
2061 |
return true;
|
|
|
2062 |
#endif
|
|
|
2063 |
}
|
|
|
2064 |
|
|
|
2065 |
bool QFontDatabase::supportsThreadedFontRendering()
|
|
|
2066 |
{
|
|
|
2067 |
#if defined(QT_NO_FONTCONFIG)
|
|
|
2068 |
return false;
|
|
|
2069 |
#else
|
|
|
2070 |
return X11->has_fontconfig;
|
|
|
2071 |
#endif
|
|
|
2072 |
}
|
|
|
2073 |
|
|
|
2074 |
QT_END_NAMESPACE
|