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1 /**************************************************************************** |
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2 ** |
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3 ** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies). |
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4 ** All rights reserved. |
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5 ** Contact: Nokia Corporation (qt-info@nokia.com) |
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6 ** |
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7 ** This file is part of the test suite of the Qt Toolkit. |
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8 ** |
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9 ** $QT_BEGIN_LICENSE:LGPL$ |
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10 ** No Commercial Usage |
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11 ** This file contains pre-release code and may not be distributed. |
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12 ** You may use this file in accordance with the terms and conditions |
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13 ** contained in the Technology Preview License Agreement accompanying |
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14 ** this package. |
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15 ** |
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16 ** GNU Lesser General Public License Usage |
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17 ** Alternatively, this file may be used under the terms of the GNU Lesser |
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18 ** General Public License version 2.1 as published by the Free Software |
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19 ** Foundation and appearing in the file LICENSE.LGPL included in the |
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20 ** packaging of this file. Please review the following information to |
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21 ** ensure the GNU Lesser General Public License version 2.1 requirements |
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22 ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. |
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23 ** |
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24 ** In addition, as a special exception, Nokia gives you certain additional |
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25 ** rights. These rights are described in the Nokia Qt LGPL Exception |
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26 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. |
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27 ** |
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28 ** If you have questions regarding the use of this file, please contact |
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29 ** Nokia at qt-info@nokia.com. |
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30 ** |
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31 ** |
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32 ** |
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33 ** |
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34 ** |
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35 ** |
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36 ** |
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37 ** |
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38 ** $QT_END_LICENSE$ |
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39 ** |
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40 ****************************************************************************/ |
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41 |
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42 #ifndef QSTATICTEXT_P_H |
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43 #define QSTATICTEXT_P_H |
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44 |
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45 // |
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46 // W A R N I N G |
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47 // ------------- |
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48 // |
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49 // This file is not part of the Qt API. It exists for the convenience |
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50 // of internal files. This header file may change from version to version |
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51 // without notice, or even be removed. |
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52 // |
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53 // We mean it. |
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54 // |
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55 |
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56 #include <private/qtextureglyphcache_p.h> |
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57 #include <QtGui/qcolor.h> |
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58 |
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59 QT_BEGIN_NAMESPACE |
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60 |
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61 class QStaticTextUserData |
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62 { |
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63 public: |
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64 enum Type { |
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65 NoUserData, |
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66 OpenGLUserData |
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67 }; |
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68 |
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69 QStaticTextUserData(Type t) : type(t) {} |
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70 virtual ~QStaticTextUserData() {} |
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71 |
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72 Type type; |
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73 }; |
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74 |
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75 class Q_GUI_EXPORT QStaticTextItem |
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76 { |
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77 public: |
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78 QStaticTextItem() : chars(0), numChars(0), fontEngine(0), userData(0), |
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79 useBackendOptimizations(false), userDataNeedsUpdate(0) {} |
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80 ~QStaticTextItem() { delete userData; } |
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81 |
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82 void setUserData(QStaticTextUserData *newUserData) |
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83 { |
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84 if (userData == newUserData) |
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85 return; |
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86 |
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87 delete userData; |
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88 userData = newUserData; |
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89 } |
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90 |
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91 QFixedPoint *glyphPositions; // 8 bytes per glyph |
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92 glyph_t *glyphs; // 4 bytes per glyph |
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93 const QChar *chars; // 2 bytes per glyph |
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94 // ================= |
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95 // 14 bytes per glyph |
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96 |
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97 // 12 bytes for pointers |
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98 int numGlyphs; // 4 bytes per item |
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99 int numChars; // 4 bytes per item |
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100 QFontEngine *fontEngine; // 4 bytes per item |
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101 QFont font; // 8 bytes per item |
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102 QColor color; // 10 bytes per item |
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103 QStaticTextUserData *userData; // 8 bytes per item |
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104 char useBackendOptimizations : 1; // 1 byte per item |
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105 char userDataNeedsUpdate : 1; // |
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106 // ================ |
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107 // 51 bytes per item |
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108 }; |
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109 |
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110 class QStaticText; |
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111 class Q_AUTOTEST_EXPORT QStaticTextPrivate |
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112 { |
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113 public: |
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114 QStaticTextPrivate(); |
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115 QStaticTextPrivate(const QStaticTextPrivate &other); |
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116 ~QStaticTextPrivate(); |
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117 |
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118 void init(); |
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119 void paintText(const QPointF &pos, QPainter *p); |
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120 |
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121 void invalidate() |
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122 { |
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123 needsRelayout = true; |
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124 } |
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125 |
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126 QAtomicInt ref; // 4 bytes per text |
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127 |
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128 QString text; // 4 bytes per text |
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129 QFont font; // 8 bytes per text |
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130 qreal textWidth; // 8 bytes per text |
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131 QSizeF actualSize; // 16 bytes per text |
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132 QPointF position; // 16 bytes per text |
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133 |
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134 QTransform matrix; // 80 bytes per text |
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135 QStaticTextItem *items; // 4 bytes per text |
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136 int itemCount; // 4 bytes per text |
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137 glyph_t *glyphPool; // 4 bytes per text |
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138 QFixedPoint *positionPool; // 4 bytes per text |
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139 |
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140 unsigned char needsRelayout : 1; |
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141 unsigned char useBackendOptimizations : 1; // 1 byte per text |
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142 unsigned char textFormat : 2; |
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143 // ================ |
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144 // 163 bytes per text |
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145 |
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146 static QStaticTextPrivate *get(const QStaticText *q); |
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147 }; |
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148 |
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149 QT_END_NAMESPACE |
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150 |
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151 #endif // QSTATICTEXT_P_H |