1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
|
/****************************************************************************
**
** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the QtGui module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** No Commercial Usage
** This file contains pre-release code and may not be distributed.
** You may use this file in accordance with the terms and conditions
** contained in the Technology Preview License Agreement accompanying
** this package.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
**
**
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QFONTENGINE_WIN_P_H
#define QFONTENGINE_WIN_P_H
//
// W A R N I N G
// -------------
//
// This file is not part of the Qt API. It exists purely as an
// implementation detail. This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//
#include <QtCore/qconfig.h>
QT_BEGIN_NAMESPACE
class QNativeImage;
class QFontEngineWin : public QFontEngine
{
public:
QFontEngineWin(const QString &name, HFONT, bool, LOGFONT);
~QFontEngineWin();
virtual QFixed lineThickness() const;
virtual Properties properties() const;
virtual void getUnscaledGlyph(glyph_t glyph, QPainterPath *path, glyph_metrics_t *metrics);
virtual FaceId faceId() const;
virtual bool getSfntTableData(uint tag, uchar *buffer, uint *length) const;
virtual int synthesized() const;
virtual QFixed emSquareSize() const;
virtual bool stringToCMap(const QChar *str, int len, QGlyphLayout *glyphs, int *nglyphs, QTextEngine::ShaperFlags flags) const;
virtual void recalcAdvances(QGlyphLayout *glyphs, QTextEngine::ShaperFlags) const;
virtual void addOutlineToPath(qreal x, qreal y, const QGlyphLayout &glyphs, QPainterPath *path, QTextItem::RenderFlags flags);
virtual void addGlyphsToPath(glyph_t *glyphs, QFixedPoint *positions, int nglyphs,
QPainterPath *path, QTextItem::RenderFlags flags);
HGDIOBJ selectDesignFont() const;
virtual glyph_metrics_t boundingBox(const QGlyphLayout &glyphs);
virtual glyph_metrics_t boundingBox(glyph_t g) { return boundingBox(g, QTransform()); }
virtual glyph_metrics_t boundingBox(glyph_t g, const QTransform &t);
virtual QFixed ascent() const;
virtual QFixed descent() const;
virtual QFixed leading() const;
virtual QFixed xHeight() const;
virtual QFixed averageCharWidth() const;
virtual qreal maxCharWidth() const;
virtual qreal minLeftBearing() const;
virtual qreal minRightBearing() const;
virtual const char *name() const;
bool canRender(const QChar *string, int len);
Type type() const;
virtual QImage alphaMapForGlyph(glyph_t t) { return alphaMapForGlyph(t, QTransform()); }
virtual QImage alphaMapForGlyph(glyph_t, const QTransform &xform);
virtual QImage alphaRGBMapForGlyph(glyph_t t, QFixed subPixelPosition, int margin, const QTransform &xform);
virtual QFontEngine *cloneWithSize(qreal pixelSize) const;
#ifndef Q_CC_MINGW
virtual void getGlyphBearings(glyph_t glyph, qreal *leftBearing = 0, qreal *rightBearing = 0);
#endif
int getGlyphIndexes(const QChar *ch, int numChars, QGlyphLayout *glyphs, bool mirrored) const;
void getCMap();
#ifndef Q_WS_WINCE
bool getOutlineMetrics(glyph_t glyph, const QTransform &t, glyph_metrics_t *metrics) const;
#endif
QString _name;
QString uniqueFamilyName;
HFONT hfont;
LOGFONT logfont;
uint stockFont : 1;
uint ttf : 1;
uint hasOutline : 1;
TEXTMETRIC tm;
int lw;
const unsigned char *cmap;
QByteArray cmapTable;
mutable qreal lbearing;
mutable qreal rbearing;
QFixed designToDevice;
int unitsPerEm;
QFixed x_height;
FaceId _faceId;
mutable int synthesized_flags;
mutable QFixed lineWidth;
mutable unsigned char *widthCache;
mutable uint widthCacheSize;
mutable QFixed *designAdvances;
mutable int designAdvancesSize;
private:
QNativeImage *drawGDIGlyph(HFONT font, glyph_t, int margin, const QTransform &xform,
QImage::Format mask_format);
};
class QFontEngineMultiWin : public QFontEngineMulti
{
public:
QFontEngineMultiWin(QFontEngine *first, const QStringList &fallbacks);
void loadEngine(int at);
QStringList fallbacks;
};
QT_END_NAMESPACE
#endif // QFONTENGINE_WIN_P_H
|
