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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 demonstration applications 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 #include "dockitem.h" |
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43 #include "colors.h" |
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44 |
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45 DockItem::DockItem(ORIENTATION orien, qreal x, qreal y, qreal width, qreal length, QGraphicsScene *scene, QGraphicsItem *parent) |
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46 : DemoItem(scene, parent) |
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47 { |
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48 this->orientation = orien; |
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49 this->width = width; |
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50 this->length = length; |
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51 this->setPos(x, y); |
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52 this->setZValue(40); |
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53 this->setupPixmap(); |
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54 } |
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55 |
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56 void DockItem::setupPixmap() |
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57 { |
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58 this->pixmap = new QPixmap(int(this->boundingRect().width()), int(this->boundingRect().height())); |
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59 this->pixmap->fill(QColor(0, 0, 0, 0)); |
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60 QPainter painter(this->pixmap); |
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61 // create brush: |
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62 QColor background = Colors::sceneBg1; |
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63 QLinearGradient brush(0, 0, 0, this->boundingRect().height()); |
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64 brush.setSpread(QGradient::PadSpread); |
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65 |
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66 if (this->orientation == DOWN){ |
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67 brush.setColorAt(0.0, background); |
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68 brush.setColorAt(0.2, background); |
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69 background.setAlpha(0); |
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70 brush.setColorAt(1.0, background); |
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71 } |
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72 else |
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73 if (this->orientation == UP){ |
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74 brush.setColorAt(1.0, background); |
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75 brush.setColorAt(0.8, background); |
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76 background.setAlpha(0); |
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77 brush.setColorAt(0.0, background); |
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78 } |
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79 else |
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80 qWarning("DockItem doesn't support the orientation given!"); |
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81 |
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82 painter.fillRect(0, 0, int(this->boundingRect().width()), int(this->boundingRect().height()), brush); |
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83 |
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84 } |
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85 |
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86 DockItem::~DockItem() |
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87 { |
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88 delete this->pixmap; |
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89 } |
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90 |
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91 QRectF DockItem::boundingRect() const |
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92 { |
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93 if (this->orientation == UP || this->orientation == DOWN) |
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94 return QRectF(0, 0, this->length, this->width); |
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95 else |
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96 return QRectF(0, 0, this->width, this->length); |
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97 } |
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98 |
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99 void DockItem::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget) |
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100 { |
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101 Q_UNUSED(option); |
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102 Q_UNUSED(widget); |
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103 |
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104 painter->drawPixmap(0, 0, *this->pixmap); |
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105 } |
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106 |
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107 |
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108 |