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39 | |
40 | #ifndef QSTATICTEXT_P_H |
41 | #define QSTATICTEXT_P_H |
42 | |
43 | // |
44 | // W A R N I N G |
45 | // ------------- |
46 | // |
47 | // This file is not part of the Qt API. It exists for the convenience |
48 | // of internal files. This header file may change from version to version |
49 | // without notice, or even be removed. |
50 | // |
51 | // We mean it. |
52 | // |
53 | |
54 | #include <QtGui/private/qtguiglobal_p.h> |
55 | #include "qstatictext.h" |
56 | |
57 | #include <private/qtextureglyphcache_p.h> |
58 | #include <QtGui/qcolor.h> |
59 | |
60 | QT_BEGIN_NAMESPACE |
61 | |
62 | // ### Qt 6: Unexport again, if QOpenGLStaticTextUserData (the one from QtOpenGL) is gone by then |
63 | class Q_GUI_EXPORT QStaticTextUserData |
64 | { |
65 | public: |
66 | enum Type { |
67 | NoUserData, |
68 | OpenGLUserData |
69 | }; |
70 | |
71 | QStaticTextUserData(Type t) : ref(0), type(t) {} |
72 | virtual ~QStaticTextUserData(); |
73 | |
74 | QAtomicInt ref; |
75 | Type type; |
76 | }; |
77 | |
78 | class Q_GUI_EXPORT QStaticTextItem |
79 | { |
80 | public: |
81 | QStaticTextItem() : useBackendOptimizations(false), |
82 | userDataNeedsUpdate(0), usesRawFont(0), |
83 | m_fontEngine(nullptr), m_userData(nullptr) {} |
84 | |
85 | void setUserData(QStaticTextUserData *newUserData) |
86 | { |
87 | m_userData = newUserData; |
88 | } |
89 | QStaticTextUserData *userData() const { return m_userData.data(); } |
90 | |
91 | void setFontEngine(QFontEngine *fe) |
92 | { |
93 | m_fontEngine = fe; |
94 | } |
95 | |
96 | QFontEngine *fontEngine() const { return m_fontEngine.data(); } |
97 | |
98 | union { |
99 | QFixedPoint *glyphPositions; // 8 bytes per glyph |
100 | int positionOffset; |
101 | }; |
102 | union { |
103 | glyph_t *glyphs; // 4 bytes per glyph |
104 | int glyphOffset; |
105 | }; |
106 | // ================= |
107 | // 12 bytes per glyph |
108 | |
109 | // 8 bytes for pointers |
110 | int numGlyphs; // 4 bytes per item |
111 | QFont font; // 8 bytes per item |
112 | QColor color; // 10 bytes per item |
113 | char useBackendOptimizations : 1; // 1 byte per item |
114 | char userDataNeedsUpdate : 1; // |
115 | char usesRawFont : 1; // |
116 | |
117 | private: // private to avoid abuse |
118 | QExplicitlySharedDataPointer<QFontEngine> m_fontEngine; // 4 bytes per item |
119 | QExplicitlySharedDataPointer<QStaticTextUserData> m_userData; // 8 bytes per item |
120 | // ================ |
121 | // 43 bytes per item |
122 | }; |
123 | Q_DECLARE_TYPEINFO(QStaticTextItem, Q_MOVABLE_TYPE); |
124 | |
125 | class QStaticText; |
126 | class Q_AUTOTEST_EXPORT QStaticTextPrivate |
127 | { |
128 | public: |
129 | QStaticTextPrivate(); |
130 | QStaticTextPrivate(const QStaticTextPrivate &other); |
131 | ~QStaticTextPrivate(); |
132 | |
133 | void init(); |
134 | void paintText(const QPointF &pos, QPainter *p, const QColor &pen); |
135 | |
136 | void invalidate() |
137 | { |
138 | needsRelayout = true; |
139 | } |
140 | |
141 | QAtomicInt ref; // 4 bytes per text |
142 | |
143 | QString text; // 4 bytes per text |
144 | QFont font; // 8 bytes per text |
145 | qreal textWidth; // 8 bytes per text |
146 | QSizeF actualSize; // 16 bytes per text |
147 | QPointF position; // 16 bytes per text |
148 | |
149 | QTransform matrix; // 80 bytes per text |
150 | QStaticTextItem *items; // 4 bytes per text |
151 | int itemCount; // 4 bytes per text |
152 | |
153 | glyph_t *glyphPool; // 4 bytes per text |
154 | QFixedPoint *positionPool; // 4 bytes per text |
155 | |
156 | QTextOption textOption; // 28 bytes per text |
157 | |
158 | unsigned char needsRelayout : 1; // 1 byte per text |
159 | unsigned char useBackendOptimizations : 1; |
160 | unsigned char textFormat : 2; |
161 | unsigned char untransformedCoordinates : 1; |
162 | // ================ |
163 | // 191 bytes per text |
164 | |
165 | static QStaticTextPrivate *get(const QStaticText *q); |
166 | }; |
167 | |
168 | QT_END_NAMESPACE |
169 | |
170 | #endif // QSTATICTEXT_P_H |
171 | |