source: trunk/doc/src/snippets/graphicssceneadditemsnippet.cpp@ 5

Last change on this file since 5 was 2, checked in by Dmitry A. Kuminov, 16 years ago

Initially imported qt-all-opensource-src-4.5.1 from Trolltech.

File size: 2.9 KB
Line 
1/****************************************************************************
2**
3** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
4** Contact: Qt Software Information ([email protected])
5**
6** This file is part of the documentation of the Qt Toolkit.
7**
8** $QT_BEGIN_LICENSE:LGPL$
9** Commercial Usage
10** Licensees holding valid Qt Commercial licenses may use this file in
11** accordance with the Qt Commercial License Agreement provided with the
12** Software or, alternatively, in accordance with the terms contained in
13** a written agreement between you and Nokia.
14**
15** GNU Lesser General Public License Usage
16** Alternatively, this file may be used under the terms of the GNU Lesser
17** General Public License version 2.1 as published by the Free Software
18** Foundation and appearing in the file LICENSE.LGPL included in the
19** packaging of this file. Please review the following information to
20** ensure the GNU Lesser General Public License version 2.1 requirements
21** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
22**
23** In addition, as a special exception, Nokia gives you certain
24** additional rights. These rights are described in the Nokia Qt LGPL
25** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this
26** package.
27**
28** GNU General Public License Usage
29** Alternatively, this file may be used under the terms of the GNU
30** General Public License version 3.0 as published by the Free Software
31** Foundation and appearing in the file LICENSE.GPL included in the
32** packaging of this file. Please review the following information to
33** ensure the GNU General Public License version 3.0 requirements will be
34** met: http://www.gnu.org/copyleft/gpl.html.
35**
36** If you are unsure which license is appropriate for your use, please
37** contact the sales department at [email protected].
38** $QT_END_LICENSE$
39**
40****************************************************************************/
41
42#include <QtGui>
43
44class CustomScene : public QGraphicsScene
45{
46public:
47 CustomScene()
48 { addItem(new QGraphicsEllipseItem(QRect(10, 10, 30, 30))); }
49
50 void drawItems(QPainter *painter, int numItems, QGraphicsItem *items[],
51 const QStyleOptionGraphicsItem options[],
52 QWidget *widget = 0);
53};
54
55//! [0]
56void CustomScene::drawItems(QPainter *painter, int numItems,
57 QGraphicsItem *items[],
58 const QStyleOptionGraphicsItem options[],
59 QWidget *widget)
60{
61 for (int i = 0; i < numItems; ++i) {
62 // Draw the item
63 painter->save();
64 painter->setMatrix(items[i]->sceneMatrix(), true);
65 items[i]->paint(painter, &options[i], widget);
66 painter->restore();
67 }
68}
69//! [0]
70
71int main(int argv, char **args)
72{
73 QApplication app(argv, args);
74