source: trunk/examples/painting/concentriccircles/window.cpp@ 846

Last change on this file since 846 was 846, checked in by Dmitry A. Kuminov, 14 years ago

trunk: Merged in qt 4.7.2 sources from branches/vendor/nokia/qt.

File size: 3.3 KB
Line 
1/****************************************************************************
2**
3** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
4** All rights reserved.
5** Contact: Nokia Corporation (qt-info@nokia.com)
6**
7** This file is part of the examples of the Qt Toolkit.
8**
9** $QT_BEGIN_LICENSE:BSD$
10** You may use this file under the terms of the BSD license as follows:
11**
12** "Redistribution and use in source and binary forms, with or without
13** modification, are permitted provided that the following conditions are
14** met:
15** * Redistributions of source code must retain the above copyright
16** notice, this list of conditions and the following disclaimer.
17** * Redistributions in binary form must reproduce the above copyright
18** notice, this list of conditions and the following disclaimer in
19** the documentation and/or other materials provided with the
20** distribution.
21** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor
22** the names of its contributors may be used to endorse or promote
23** products derived from this software without specific prior written
24** permission.
25**
26** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
27** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
28** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
29** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
30** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
31** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
32** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
33** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
34** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
35** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
36** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
37** $QT_END_LICENSE$
38**
39****************************************************************************/
40
41#include <QtGui>
42
43#include "circlewidget.h"
44#include "window.h"
45
46//! [0]
47Window::Window()
48{
49 aliasedLabel = createLabel(tr("Aliased"));
50 antialiasedLabel = createLabel(tr("Antialiased"));
51 intLabel = createLabel(tr("Int"));
52 floatLabel = createLabel(tr("Float"));
53
54 QGridLayout *layout = new QGridLayout;
55 layout->addWidget(aliasedLabel, 0, 1);
56 layout->addWidget(antialiasedLabel, 0, 2);
57 layout->addWidget(intLabel, 1, 0);
58 layout->addWidget(floatLabel, 2, 0);
59//! [0]
60
61//! [1]
62 QTimer *timer = new QTimer(this);
63
64 for (int i = 0; i < 2; ++i) {
65 for (int j = 0; j < 2; ++j) {
66 circleWidgets[i][j] = new CircleWidget;
67 circleWidgets[i][j]->setAntialiased(j != 0);
68 circleWidgets[i][j]->setFloatBased(i != 0);
69
70 connect(timer, SIGNAL(timeout()),
71 circleWidgets[i][j], SLOT(nextAnimationFrame()));
72
73 layout->addWidget(circleWidgets[i][j], i + 1, j + 1);
74 }
75 }
76//! [1] //! [2]
77 timer->start(100);
78 setLayout(layout);
79
80 setWindowTitle(tr("Concentric Circles"));
81}
82//! [2]
83
84//! [3]
85QLabel *Window::createLabel(const QString &text)
86{
87 QLabel *label = new QLabel(text);
88 label->setAlignment(Qt::AlignCenter);
89 label->setMargin(2);
90 label->setFrameStyle(QFrame::Box | QFrame::Sunken);
91 return label;
92}
93//! [3]
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