summaryrefslogtreecommitdiffstats
path: root/demos/chip/mainwindow.cpp
blob: 825c38823a22165f655f14dd23210bfc6a010d16 (plain)
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
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
/****************************************************************************
**
** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the demonstration applications of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** No Commercial Usage
** This file contains pre-release code and may not be distributed.
** You may use this file in accordance with the terms and conditions
** contained in the Technology Preview License Agreement accompanying
** this package.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file.  Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain additional
** rights.  These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
**
**
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/

#include "mainwindow.h"
#include "view.h"
#include "chip.h"

#include <QtGui>

MainWindow::MainWindow(QWidget *parent)
    : QWidget(parent)
{
    populateScene();

    h1Splitter = new QSplitter;
    h2Splitter = new QSplitter;
    
    QSplitter *vSplitter = new QSplitter;
    vSplitter->setOrientation(Qt::Vertical);
    vSplitter->addWidget(h1Splitter);
    vSplitter->addWidget(h2Splitter);

    View *view = new View("Top left view");
    view->view()->setScene(scene);
    h1Splitter->addWidget(view);

    view = new View("Top right view");
    view->view()->setScene(scene);
    h1Splitter->addWidget(view);

    view = new View("Bottom left view");
    view->view()->setScene(scene);
    h2Splitter->addWidget(view);

    view = new View("Bottom right view");
    view->view()->setScene(scene);
    h2Splitter->addWidget(view);

    QHBoxLayout *layout = new QHBoxLayout;
    layout->addWidget(vSplitter);
    setLayout(layout);

    setWindowTitle(tr("Chip Demo"));
}

void MainWindow::populateScene()
{
    scene = new QGraphicsScene;

    QImage image(":/qt4logo.png");

    // Populate scene
    int xx = 0;
    int nitems = 0;
    for (int i = -11000; i < 11000; i += 110) {
        ++xx;
        int yy = 0;
        for (int j = -7000; j < 7000; j += 70) {
            ++yy;
            qreal x = (i + 11000) / 22000.0;
            qreal y = (j + 7000) / 14000.0;

            QColor color(image.pixel(int(image.width() * x), int(image.height() * y)));
            QGraphicsItem *item = new Chip(color, xx, yy);
            item->setPos(QPointF(i, j));
            scene->addItem(item);

            ++nitems;
        }
    }
}