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1 /**************************************************************************** |
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2 ** |
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3 ** Copyright (C) 2009 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 QtGui module 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 QPOLYGON_H |
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43 #define QPOLYGON_H |
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44 |
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45 #include <QtCore/qvector.h> |
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46 #include <QtCore/qpoint.h> |
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47 #include <QtCore/qrect.h> |
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48 |
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49 QT_BEGIN_HEADER |
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50 |
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51 QT_BEGIN_NAMESPACE |
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52 |
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53 QT_MODULE(Gui) |
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54 |
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55 class QMatrix; |
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56 class QTransform; |
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57 class QRect; |
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58 class QVariant; |
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59 |
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60 class Q_GUI_EXPORT QPolygon : public QVector<QPoint> |
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61 { |
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62 public: |
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63 inline QPolygon() {} |
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64 inline ~QPolygon() {} |
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65 inline QPolygon(int size); |
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66 inline QPolygon(const QPolygon &a) : QVector<QPoint>(a) {} |
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67 inline QPolygon(const QVector<QPoint> &v) : QVector<QPoint>(v) {} |
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68 QPolygon(const QRect &r, bool closed=false); |
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69 QPolygon(int nPoints, const int *points); |
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70 operator QVariant() const; |
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71 |
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72 void translate(int dx, int dy); |
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73 void translate(const QPoint &offset); |
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74 |
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75 QPolygon translated(int dx, int dy) const; |
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76 inline QPolygon translated(const QPoint &offset) const; |
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77 |
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78 QRect boundingRect() const; |
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79 |
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80 void point(int i, int *x, int *y) const; |
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81 QPoint point(int i) const; |
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82 void setPoint(int index, int x, int y); |
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83 void setPoint(int index, const QPoint &p); |
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84 void setPoints(int nPoints, const int *points); |
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85 void setPoints(int nPoints, int firstx, int firsty, ...); |
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86 void putPoints(int index, int nPoints, const int *points); |
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87 void putPoints(int index, int nPoints, int firstx, int firsty, ...); |
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88 void putPoints(int index, int nPoints, const QPolygon & from, int fromIndex=0); |
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89 |
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90 bool containsPoint(const QPoint &pt, Qt::FillRule fillRule) const; |
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91 |
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92 QPolygon united(const QPolygon &r) const; |
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93 QPolygon intersected(const QPolygon &r) const; |
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94 QPolygon subtracted(const QPolygon &r) const; |
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95 }; |
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96 |
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97 inline QPolygon::QPolygon(int asize) : QVector<QPoint>(asize) {} |
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98 |
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99 #ifndef QT_NO_DEBUG_STREAM |
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100 Q_GUI_EXPORT QDebug operator<<(QDebug, const QPolygon &); |
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101 #endif |
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102 |
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103 /***************************************************************************** |
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104 QPolygon stream functions |
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105 *****************************************************************************/ |
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106 #ifndef QT_NO_DATASTREAM |
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107 Q_GUI_EXPORT QDataStream &operator<<(QDataStream &stream, const QPolygon &polygon); |
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108 Q_GUI_EXPORT QDataStream &operator>>(QDataStream &stream, QPolygon &polygon); |
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109 #endif |
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110 |
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111 /***************************************************************************** |
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112 Misc. QPolygon functions |
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113 *****************************************************************************/ |
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114 |
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115 inline void QPolygon::setPoint(int index, const QPoint &pt) |
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116 { (*this)[index] = pt; } |
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117 |
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118 inline void QPolygon::setPoint(int index, int x, int y) |
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119 { (*this)[index] = QPoint(x, y); } |
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120 |
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121 inline QPoint QPolygon::point(int index) const |
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122 { return at(index); } |
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123 |
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124 inline void QPolygon::translate(const QPoint &offset) |
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125 { translate(offset.x(), offset.y()); } |
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126 |
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127 inline QPolygon QPolygon::translated(const QPoint &offset) const |
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128 { return translated(offset.x(), offset.y()); } |
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129 |
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130 class QRectF; |
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131 |
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132 class Q_GUI_EXPORT QPolygonF : public QVector<QPointF> |
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133 { |
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134 public: |
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135 inline QPolygonF() {} |
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136 inline ~QPolygonF() {} |
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137 inline QPolygonF(int size); |
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138 inline QPolygonF(const QPolygonF &a) : QVector<QPointF>(a) {} |
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139 inline QPolygonF(const QVector<QPointF> &v) : QVector<QPointF>(v) {} |
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140 QPolygonF(const QRectF &r); |
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141 QPolygonF(const QPolygon &a); |
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142 |
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143 inline void translate(qreal dx, qreal dy); |
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144 void translate(const QPointF &offset); |
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145 |
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146 inline QPolygonF translated(qreal dx, qreal dy) const; |
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147 QPolygonF translated(const QPointF &offset) const; |
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148 |
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149 QPolygon toPolygon() const; |
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150 |
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151 bool isClosed() const { return !isEmpty() && first() == last(); } |
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152 |
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153 QRectF boundingRect() const; |
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154 |
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155 bool containsPoint(const QPointF &pt, Qt::FillRule fillRule) const; |
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156 |
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157 QPolygonF united(const QPolygonF &r) const; |
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158 QPolygonF intersected(const QPolygonF &r) const; |
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159 QPolygonF subtracted(const QPolygonF &r) const; |
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160 }; |
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161 |
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162 inline QPolygonF::QPolygonF(int asize) : QVector<QPointF>(asize) {} |
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163 |
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164 #ifndef QT_NO_DEBUG_STREAM |
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165 Q_GUI_EXPORT QDebug operator<<(QDebug, const QPolygonF &); |
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166 #endif |
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167 |
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168 /***************************************************************************** |
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169 QPolygonF stream functions |
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170 *****************************************************************************/ |
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171 #ifndef QT_NO_DATASTREAM |
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172 Q_GUI_EXPORT QDataStream &operator<<(QDataStream &stream, const QPolygonF &array); |
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173 Q_GUI_EXPORT QDataStream &operator>>(QDataStream &stream, QPolygonF &array); |
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174 #endif |
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175 |
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176 inline void QPolygonF::translate(qreal dx, qreal dy) |
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177 { translate(QPointF(dx, dy)); } |
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178 |
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179 inline QPolygonF QPolygonF::translated(qreal dx, qreal dy) const |
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180 { return translated(QPointF(dx, dy)); } |
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181 |
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182 QT_END_NAMESPACE |
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183 |
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184 QT_END_HEADER |
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185 |
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186 #endif // QPOLYGON_H |