1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
|
/****************************************************************************
**
** Copyright (C) 2014 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the documentation of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:BSD$
** You may use this file under the terms of the BSD license as follows:
**
** "Redistribution and use in source and binary forms, with or without
** modification, are permitted provided that the following conditions are
** met:
** * Redistributions of source code must retain the above copyright
** notice, this list of conditions and the following disclaimer.
** * Redistributions in binary form must reproduce the above copyright
** notice, this list of conditions and the following disclaimer in
** the documentation and/or other materials provided with the
** distribution.
** * Neither the name of Digia Plc and its Subsidiary(-ies) nor the names
** of its contributors may be used to endorse or promote products derived
** from this software without specific prior written permission.
**
**
** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include <QApplication>
#include <QLabel>
#include <QPropertyAnimation>
#include <QSequentialAnimationGroup>
#include "tracer.h"
int main(int argc, char *argv[])
{
QApplication app(argc, argv);
QWidget window;
window.resize(720, 96);
window.show();
QLabel *label1 = new QLabel(&window);
label1->setPixmap(QPixmap(":/icons/left.png"));
label1->move(16, 16);
label1->show();
QLabel *label2 = new QLabel(&window);
label2->setPixmap(QPixmap(":/icons/right.png"));
label2->move(320, 16);
label2->show();
QPropertyAnimation *anim1 = new QPropertyAnimation(label1, "pos");
anim1->setDuration(2500);
anim1->setStartValue(QPoint(16, 16));
anim1->setEndValue(QPoint(320, 16));
QPropertyAnimation *anim2 = new QPropertyAnimation(label2, "pos");
anim2->setDuration(2500);
anim2->setStartValue(QPoint(320, 16));
anim2->setEndValue(QPoint(640, 16));
QSequentialAnimationGroup group;
group.addAnimation(anim1);
group.addAnimation(anim2);
Tracer tracer(&window);
QObject::connect(anim1, SIGNAL(valueChanged(QVariant)),
&tracer, SLOT(recordValue(QVariant)));
QObject::connect(anim2, SIGNAL(valueChanged(QVariant)),
&tracer, SLOT(recordValue(QVariant)));
QObject::connect(anim1, SIGNAL(finished()), &tracer, SLOT(checkValue()));
QObject::connect(anim2, SIGNAL(finished()), &tracer, SLOT(checkValue()));
group.start();
return app.exec();
}
|
