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authorLars Knoll <lars.knoll@nokia.com>2009-03-23 09:34:13 (GMT)
committerSimon Hausmann <simon.hausmann@nokia.com>2009-03-23 09:34:13 (GMT)
commit67ad0519fd165acee4a4d2a94fa502e9e4847bd0 (patch)
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Long live Qt!
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+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Qt Software Information (qt-info@nokia.com)
+**
+** This file is part of the tools applications 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 either Technology Preview License Agreement or the
+** Beta Release License Agreement.
+**
+** 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 1.0, included in the file LGPL_EXCEPTION.txt in this
+** package.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3.0 as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU General Public License version 3.0 requirements will be
+** met: http://www.gnu.org/copyleft/gpl.html.
+**
+** If you are unsure which license is appropriate for your use, please
+** contact the sales department at qt-sales@nokia.com.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QPF2_H
+#define QPF2_H
+
+#include <private/qfontengine_qpf_p.h>
+#include <qmetatype.h>
+
+QT_BEGIN_NAMESPACE
+
+class QFontEngine;
+
+class QPF
+{
+public:
+ static int debugVerbosity;
+
+ enum GenerationOption {
+ IncludeCMap = 0x1,
+ RenderGlyphs = 0x2
+ };
+
+ struct CharacterRange
+ {
+ inline CharacterRange() : start(0), end(0x10000) {}
+ uint start;
+ uint end;
+ };
+
+ static QString fileNameForFont(const QFont &f);
+
+ static QByteArray generate(const QFont &font, int options,
+ const QList<CharacterRange> &ranges,
+ QString *originalFontFile = 0);
+ static QByteArray generate(QFontEngine *fontEngine, int options, const QList<CharacterRange> &ranges);
+ void addHeader(QFontEngine *fontEngine);
+ void addCMap(QFontEngine *fontEngine);
+ void addGlyphs(QFontEngine *fontEngine, const QList<CharacterRange> &ranges);
+ void addBlock(QFontEngineQPF::BlockTag tag, const QByteArray &data);
+
+ void addTaggedString(QFontEngineQPF::HeaderTag tag, const QByteArray &string);
+ void addTaggedQFixed(QFontEngineQPF::HeaderTag tag, QFixed value);
+ void addTaggedUInt8(QFontEngineQPF::HeaderTag tag, quint8 value);
+ void addTaggedInt8(QFontEngineQPF::HeaderTag tag, qint8 value);
+ void addTaggedUInt16(QFontEngineQPF::HeaderTag tag, quint16 value);
+ void addTaggedUInt32(QFontEngineQPF::HeaderTag tag, quint32 value);
+
+ static void dump(const QByteArray &qpf);
+ const uchar *dumpHeader(const uchar *data);
+ const uchar *dumpHeaderTag(const uchar *data);
+ void dumpGMapBlock(const quint32 *gmap, int glyphCount);
+ void dumpGlyphBlock(const quint32 *gmap, int glyphCount, const uchar *data, const uchar *endPtr);
+ void dumpGlyph(const uchar *data, const QFontEngineQPF::Glyph *glyph);
+
+ void addUInt16(quint16 value) { qToBigEndian(value, addBytes(sizeof(value))); }
+ void addUInt32(quint32 value) { qToBigEndian(value, addBytes(sizeof(value))); }
+ void addUInt8(quint8 value) { *addBytes(sizeof(value)) = value; }
+ void addInt8(qint8 value) { *addBytes(sizeof(value)) = quint8(value); }
+ void addByteArray(const QByteArray &string) {
+ uchar *data = addBytes(string.length());
+ qMemCopy(data, string.constData(), string.length());
+ }
+
+ void align4() { while (qpf.size() & 3) { addUInt8('\0'); } }
+
+ uchar *addBytes(int size) {
+ const int oldSize = qpf.size();
+ qpf.resize(qpf.size() + size);
+ return reinterpret_cast<uchar *>(qpf.data() + oldSize);
+ }
+
+ QByteArray qpf;
+ int options;
+};
+
+QT_END_NAMESPACE
+
+Q_DECLARE_METATYPE(QPF::CharacterRange)
+
+#endif // QPF2_H