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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 QtCore 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 QGRAPHICSSCENELINEARINDEX_H |
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43 #define QGRAPHICSSCENELINEARINDEX_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 other Qt classes. This header file may change from version to |
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51 // version 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 <QtCore/qglobal.h> |
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57 |
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58 #if !defined(QT_NO_GRAPHICSVIEW) || (QT_EDITION & QT_MODULE_GRAPHICSVIEW) != QT_MODULE_GRAPHICSVIEW |
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59 |
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60 #include <QtCore/qrect.h> |
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61 #include <QtCore/qlist.h> |
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62 #include <QtGui/qgraphicsitem.h> |
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63 #include <private/qgraphicssceneindex_p.h> |
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64 |
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65 QT_BEGIN_HEADER |
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66 |
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67 QT_BEGIN_NAMESPACE |
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68 |
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69 QT_MODULE(Gui) |
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70 |
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71 class Q_AUTOTEST_EXPORT QGraphicsSceneLinearIndex : public QGraphicsSceneIndex |
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72 { |
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73 Q_OBJECT |
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74 |
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75 public: |
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76 QGraphicsSceneLinearIndex(QGraphicsScene *scene = 0) : QGraphicsSceneIndex(scene) |
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77 { } |
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78 |
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79 QList<QGraphicsItem *> items(Qt::SortOrder order = Qt::DescendingOrder) const |
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80 { Q_UNUSED(order); return m_items; } |
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81 |
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82 virtual QList<QGraphicsItem *> estimateItems(const QRectF &rect, Qt::SortOrder order) const |
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83 { |
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84 Q_UNUSED(rect); |
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85 Q_UNUSED(order); |
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86 return m_items; |
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87 } |
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88 |
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89 protected : |
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90 virtual void clear() |
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91 { m_items.clear(); } |
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92 |
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93 virtual void addItem(QGraphicsItem *item) |
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94 { m_items << item; } |
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95 |
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96 virtual void removeItem(QGraphicsItem *item) |
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97 { m_items.removeOne(item); } |
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98 |
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99 private: |
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100 QList<QGraphicsItem*> m_items; |
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101 }; |
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102 |
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103 #endif // QT_NO_GRAPHICSVIEW |
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104 |
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105 QT_END_NAMESPACE |
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106 |
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107 QT_END_HEADER |
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108 |
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109 #endif // QGRAPHICSSCENELINEARINDEX_H |