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42 #ifndef QSTATICTEXT_P_H
43 #define QSTATICTEXT_P_H
49 // This file is not part of the Qt API. It exists for the convenience
50 // of internal files. This header file may change from version to version
51 // without notice, or even be removed.
56 #include "qstatictext.h"
58 #include <private/qtextureglyphcache_p.h>
59 #include <QtGui/qcolor.h>
63 class QStaticTextUserData
71 QStaticTextUserData(Type t) : ref(0), type(t) {}
72 virtual ~QStaticTextUserData() {}
78 class Q_GUI_EXPORT QStaticTextItem
81 QStaticTextItem() : chars(0), numChars(0), useBackendOptimizations(false),
82 userDataNeedsUpdate(0), m_fontEngine(0), m_userData(0) {}
84 QStaticTextItem(const QStaticTextItem &other)
89 void operator=(const QStaticTextItem &other)
91 glyphPositions = other.glyphPositions;
92 glyphs = other.glyphs;
94 numGlyphs = other.numGlyphs;
95 numChars = other.numChars;
98 useBackendOptimizations = other.useBackendOptimizations;
99 userDataNeedsUpdate = other.userDataNeedsUpdate;
103 setUserData(other.userData());
104 setFontEngine(other.fontEngine());
109 void setUserData(QStaticTextUserData *newUserData)
111 if (m_userData == newUserData)
114 if (m_userData != 0 && !m_userData->ref.deref())
117 m_userData = newUserData;
119 m_userData->ref.ref();
121 QStaticTextUserData *userData() const { return m_userData; }
123 void setFontEngine(QFontEngine *fe);
124 QFontEngine *fontEngine() const { return m_fontEngine; }
127 QFixedPoint *glyphPositions; // 8 bytes per glyph
131 glyph_t *glyphs; // 4 bytes per glyph
135 QChar *chars; // 2 bytes per glyph
139 // 14 bytes per glyph
141 // 12 bytes for pointers
142 int numGlyphs; // 4 bytes per item
143 int numChars; // 4 bytes per item
144 QFont font; // 8 bytes per item
145 QColor color; // 10 bytes per item
146 char useBackendOptimizations : 1; // 1 byte per item
147 char userDataNeedsUpdate : 1; //
151 private: // Needs special handling in setters, so private to avoid abuse
152 QFontEngine *m_fontEngine; // 4 bytes per item
153 QStaticTextUserData *m_userData; // 8 bytes per item
158 class Q_AUTOTEST_EXPORT QStaticTextPrivate
161 QStaticTextPrivate();
162 QStaticTextPrivate(const QStaticTextPrivate &other);
163 ~QStaticTextPrivate();
166 void paintText(const QPointF &pos, QPainter *p);
170 needsRelayout = true;
173 QAtomicInt ref; // 4 bytes per text
175 QString text; // 4 bytes per text
176 QFont font; // 8 bytes per text
177 qreal textWidth; // 8 bytes per text
178 QSizeF actualSize; // 16 bytes per text
179 QPointF position; // 16 bytes per text
181 QTransform matrix; // 80 bytes per text
182 QStaticTextItem *items; // 4 bytes per text
183 int itemCount; // 4 bytes per text
185 glyph_t *glyphPool; // 4 bytes per text
186 QFixedPoint *positionPool; // 4 bytes per text
187 QChar *charPool; // 4 bytes per text
189 QTextOption textOption; // 28 bytes per text
191 unsigned char needsRelayout : 1; // 1 byte per text
192 unsigned char useBackendOptimizations : 1;
193 unsigned char textFormat : 2;
194 unsigned char untransformedCoordinates : 1;
196 // 195 bytes per text
198 static QStaticTextPrivate *get(const QStaticText *q);
203 #endif // QSTATICTEXT_P_H