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1 /****************************************************************************
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2 **
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3 ** Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies).
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4 ** Contact: Qt Software Information (qt-info@nokia.com)
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5 **
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6 ** This file is part of the example classes of the Qt Toolkit.
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7 **
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8 ** Commercial Usage
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9 ** Licensees holding valid Qt Commercial licenses may use this file in
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10 ** accordance with the Qt Commercial License Agreement provided with the
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11 ** Software or, alternatively, in accordance with the terms contained in
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12 ** a written agreement between you and Nokia.
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13 **
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14 **
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15 ** GNU General Public License Usage
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16 ** Alternatively, this file may be used under the terms of the GNU
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17 ** General Public License versions 2.0 or 3.0 as published by the Free
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18 ** Software Foundation and appearing in the file LICENSE.GPL included in
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19 ** the packaging of this file. Please review the following information
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20 ** to ensure GNU General Public Licensing requirements will be met:
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21 ** http://www.fsf.org/licensing/licenses/info/GPLv2.html and
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22 ** http://www.gnu.org/copyleft/gpl.html. In addition, as a special
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23 ** exception, Nokia gives you certain additional rights. These rights
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24 ** are described in the Nokia Qt GPL Exception version 1.3, included in
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25 ** the file GPL_EXCEPTION.txt in this package.
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26 **
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27 ** Qt for Windows(R) Licensees
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28 ** As a special exception, Nokia, as the sole copyright holder for Qt
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29 ** Designer, grants users of the Qt/Eclipse Integration plug-in the
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30 ** right for the Qt/Eclipse Integration to link to functionality
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31 ** provided by Qt Designer and its related libraries.
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32 **
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33 ** If you are unsure which license is appropriate for your use, please
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34 ** contact the sales department at qt-sales@nokia.com.
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35 **
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36 ****************************************************************************/
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37
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38 module AnalogClock;
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39
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40 import qt.core.QPoint;
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41 import qt.core.QTime;
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42 import qt.core.QTimer;
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43
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44 import qt.gui.QWidget;
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45 import qt.gui.QPolygon;
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46 import qt.gui.QColor;
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47 import qt.gui.QPaintEvent;
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48 import qt.gui.QPainter;
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49
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50 import tango.io.Stdout;
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51
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52 class AnalogClock : public QWidget
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53 {
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54 public:
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55 this(QWidget parent = null)
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56 {
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57 super(parent);
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58 auto timer = new QTimer(this);
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59 timer.timeout.connect(&this.update);
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60 timer.start(1000);
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61 setWindowTitle("Analog Clock");
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62 resize(200, 200);
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63 }
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64
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65 void paintEvent(QPaintEvent event)
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66 {
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4
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67 /* static const QPoint hourHand[3] = {
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1
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68 QPoint(7, 8),
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69 QPoint(-7, 8),
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70 QPoint(0, -40)
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4
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71 };
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72 static const QPoint minuteHand[3] = {
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1
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73 QPoint(7, 8),
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74 QPoint(-7, 8),
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75 QPoint(0, -70)
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4
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76 };
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77 */
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78 scope hourHand = new QPolygon;
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79 hourHand.append(QPoint(7, 8));
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80 hourHand.append(QPoint(-7, 8));
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81 hourHand.append(QPoint(0, -40));
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82
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83 scope minuteHand = new QPolygon;
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84 minuteHand.append(QPoint(7, 8));
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85 minuteHand.append(QPoint(-7, 8));
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86 minuteHand.append(QPoint(0, -70));
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1
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87
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88 scope hourColor = new QColor(127, 0, 127);
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89 scope minuteColor = new QColor(0, 127, 127, 191);
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90
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91 int side = qMin(width(), height());
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92 QTime time = QTime.currentTime();
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93
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94 // !! it is important that QPainter object should be scoped
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95 // !! in order to be destroyed after painting
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96 scope painter = new QPainter(this);
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97
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98 painter.setRenderHint(QPainter.Antialiasing);
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99 painter.translate(width() / 2, height() / 2);
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100 painter.scale(side / 200.0, side / 200.0);
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101
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102 painter.setPen(Qt.NoPen);
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103 painter.setBrush(hourColor);
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104
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105 painter.save();
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106 painter.rotate(30.0 * ((time.hour() + time.minute() / 60.0)));
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107 painter.drawConvexPolygon(hourHand);
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108 painter.restore();
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109
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110 painter.setPen(hourColor);
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111
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112 for (int i = 0; i < 12; ++i) {
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113 painter.drawLine(88, 0, 96, 0);
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114 painter.rotate(30.0);
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115 }
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116
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117 painter.setPen(Qt.NoPen);
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118 painter.setBrush(minuteColor);
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119
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120 painter.save();
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121 painter.rotate(6.0 * (time.minute() + time.second() / 60.0));
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122 painter.drawConvexPolygon(minuteHand);
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123 painter.restore();
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124
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125 painter.setPen(minuteColor);
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126
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127 for (int j = 0; j < 60; ++j) {
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128 if ((j % 5) != 0)
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129 painter.drawLine(92, 0, 96, 0);
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130 painter.rotate(6.0);
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131 }
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132 }
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133 } |
