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animation for horizontal barchart
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1 /****************************************************************************
1 /****************************************************************************
2 **
2 **
3 ** Copyright (C) 2012 Digia Plc
3 ** Copyright (C) 2012 Digia Plc
4 ** All rights reserved.
4 ** All rights reserved.
5 ** For any questions to Digia, please use contact form at http://qt.digia.com
5 ** For any questions to Digia, please use contact form at http://qt.digia.com
6 **
6 **
7 ** This file is part of the Qt Commercial Charts Add-on.
7 ** This file is part of the Qt Commercial Charts Add-on.
8 **
8 **
9 ** $QT_BEGIN_LICENSE$
9 ** $QT_BEGIN_LICENSE$
10 ** Licensees holding valid Qt Commercial licenses may use this file in
10 ** Licensees holding valid Qt Commercial licenses may use this file in
11 ** accordance with the Qt Commercial License Agreement provided with the
11 ** accordance with the Qt Commercial License Agreement provided with the
12 ** Software or, alternatively, in accordance with the terms contained in
12 ** Software or, alternatively, in accordance with the terms contained in
13 ** a written agreement between you and Digia.
13 ** a written agreement between you and Digia.
14 **
14 **
15 ** If you have questions regarding the use of this file, please use
15 ** If you have questions regarding the use of this file, please use
16 ** contact form at http://qt.digia.com
16 ** contact form at http://qt.digia.com
17 ** $QT_END_LICENSE$
17 ** $QT_END_LICENSE$
18 **
18 **
19 ****************************************************************************/
19 ****************************************************************************/
20
20
21 #include <QApplication>
21 #include <QApplication>
22 #include <QMainWindow>
22 #include <QMainWindow>
23 #include <QChartView>
23 #include <QChartView>
24 #include <QBarSeries>
24 #include <QBarSeries>
25 #include <QBarSet>
25 #include <QBarSet>
26 #include <QLegend>
26 #include <QLegend>
27 #include <QBarCategoriesAxis>
27 #include <QBarCategoriesAxis>
28 #include <QHorizontalBarSeries>
28 #include <QHorizontalBarSeries>
29
29
30 QTCOMMERCIALCHART_USE_NAMESPACE
30 QTCOMMERCIALCHART_USE_NAMESPACE
31
31
32 int main(int argc, char *argv[])
32 int main(int argc, char *argv[])
33 {
33 {
34 QApplication a(argc, argv);
34 QApplication a(argc, argv);
35
35
36 //![1]
36 //![1]
37 QBarSet *set0 = new QBarSet("Jane");
37 QBarSet *set0 = new QBarSet("Jane");
38 QBarSet *set1 = new QBarSet("John");
38 QBarSet *set1 = new QBarSet("John");
39 QBarSet *set2 = new QBarSet("Axel");
39 QBarSet *set2 = new QBarSet("Axel");
40 QBarSet *set3 = new QBarSet("Mary");
40 QBarSet *set3 = new QBarSet("Mary");
41 QBarSet *set4 = new QBarSet("Samantha");
41 QBarSet *set4 = new QBarSet("Samantha");
42
42
43 *set0 << 1 << 2 << 3 << 4 << 5 << 6;
43 *set0 << 1 << 2 << 3 << 4 << 5 << 6;
44 *set1 << 5 << 0 << 0 << 4 << 0 << 7;
44 *set1 << 5 << 0 << 0 << 4 << 0 << 7;
45 *set2 << 3 << 5 << 8 << 13 << 8 << 5;
45 *set2 << 3 << 5 << 8 << 13 << 8 << 5;
46 *set3 << 5 << 6 << 7 << 3 << 4 << 5;
46 *set3 << 5 << 6 << 7 << 3 << 4 << 5;
47 *set4 << 9 << 7 << 5 << 3 << 1 << 2;
47 *set4 << 9 << 7 << 5 << 3 << 1 << 2;
48 //![1]
48 //![1]
49
49
50 //![2]
50 //![2]
51 QHorizontalBarSeries *series = new QHorizontalBarSeries();
51 QHorizontalBarSeries *series = new QHorizontalBarSeries();
52 series->append(set0);
52 series->append(set0);
53 series->append(set1);
53 series->append(set1);
54 series->append(set2);
54 series->append(set2);
55 series->append(set3);
55 series->append(set3);
56 series->append(set4);
56 series->append(set4);
57
57
58 //![2]
58 //![2]
59
59
60 //![3]
60 //![3]
61 QChart* chart = new QChart();
61 QChart* chart = new QChart();
62 chart->addSeries(series);
62 chart->addSeries(series);
63 chart->setTitle("Simple horizontal barchart example");
63 chart->setTitle("Simple horizontal barchart example");
64 chart->createDefaultAxes();
64 chart->createDefaultAxes();
65 chart->setAnimationOptions(QChart::SeriesAnimations);
65 //![3]
66 //![3]
66
67
67 //![4]
68 //![4]
68 QStringList categories;
69 QStringList categories;
69 categories << "Jan" << "Feb" << "Mar" << "Apr" << "May" << "Jun";
70 categories << "Jan" << "Feb" << "Mar" << "Apr" << "May" << "Jun";
70 QBarCategoriesAxis* axis = new QBarCategoriesAxis();
71 QBarCategoriesAxis* axis = new QBarCategoriesAxis();
71 axis->append(categories);
72 axis->append(categories);
72 chart->createDefaultAxes();
73 chart->createDefaultAxes();
73 chart->setAxisY(axis,series);
74 chart->setAxisY(axis,series);
74 //![4]
75 //![4]
75
76
76 //![5]
77 //![5]
77 chart->legend()->setVisible(true);
78 chart->legend()->setVisible(true);
78 chart->legend()->setAlignment(Qt::AlignBottom);
79 chart->legend()->setAlignment(Qt::AlignBottom);
79 //![5]
80 //![5]
80
81
81 //![6]
82 //![6]
82 QChartView* chartView = new QChartView(chart);
83 QChartView* chartView = new QChartView(chart);
83 chartView->setRenderHint(QPainter::Antialiasing);
84 chartView->setRenderHint(QPainter::Antialiasing);
84 //![6]
85 //![6]
85
86
86 //![7]
87 //![7]
87 QMainWindow window;
88 QMainWindow window;
88 window.setCentralWidget(chartView);
89 window.setCentralWidget(chartView);
89 window.resize(400, 300);
90 window.resize(400, 300);
90 window.show();
91 window.show();
91 //![7]
92 //![7]
92
93
93 return a.exec();
94 return a.exec();
94 }
95 }
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@@ -1,51 +1,62
1 /****************************************************************************
1 /****************************************************************************
2 **
2 **
3 ** Copyright (C) 2012 Digia Plc
3 ** Copyright (C) 2012 Digia Plc
4 ** All rights reserved.
4 ** All rights reserved.
5 ** For any questions to Digia, please use contact form at http://qt.digia.com
5 ** For any questions to Digia, please use contact form at http://qt.digia.com
6 **
6 **
7 ** This file is part of the Qt Commercial Charts Add-on.
7 ** This file is part of the Qt Commercial Charts Add-on.
8 **
8 **
9 ** $QT_BEGIN_LICENSE$
9 ** $QT_BEGIN_LICENSE$
10 ** Licensees holding valid Qt Commercial licenses may use this file in
10 ** Licensees holding valid Qt Commercial licenses may use this file in
11 ** accordance with the Qt Commercial License Agreement provided with the
11 ** accordance with the Qt Commercial License Agreement provided with the
12 ** Software or, alternatively, in accordance with the terms contained in
12 ** Software or, alternatively, in accordance with the terms contained in
13 ** a written agreement between you and Digia.
13 ** a written agreement between you and Digia.
14 **
14 **
15 ** If you have questions regarding the use of this file, please use
15 ** If you have questions regarding the use of this file, please use
16 ** contact form at http://qt.digia.com
16 ** contact form at http://qt.digia.com
17 ** $QT_END_LICENSE$
17 ** $QT_END_LICENSE$
18 **
18 **
19 ****************************************************************************/
19 ****************************************************************************/
20
20
21 #include "horizontalbaranimation_p.h"
21 #include "horizontalbaranimation_p.h"
22 #include "abstractbarchartitem_p.h"
22 #include "abstractbarchartitem_p.h"
23 #include <QTimer>
23 #include <QTimer>
24
24
25 Q_DECLARE_METATYPE(QVector<QRectF>)
25 Q_DECLARE_METATYPE(QVector<QRectF>)
26
26
27 QTCOMMERCIALCHART_BEGIN_NAMESPACE
27 QTCOMMERCIALCHART_BEGIN_NAMESPACE
28
28
29 HorizontalBarAnimation::HorizontalBarAnimation(AbstractBarChartItem *item) :
29 HorizontalBarAnimation::HorizontalBarAnimation(AbstractBarChartItem *item) :
30 AbstractBarAnimation(item)
30 AbstractBarAnimation(item)
31 {
31 {
32 }
32 }
33
33
34 HorizontalBarAnimation::~HorizontalBarAnimation()
34 HorizontalBarAnimation::~HorizontalBarAnimation()
35 {
35 {
36
36
37 }
37 }
38
38
39
39
40 QVariant HorizontalBarAnimation::interpolated(const QVariant &from, const QVariant &to, qreal progress) const
40 QVariant HorizontalBarAnimation::interpolated(const QVariant &from, const QVariant &to, qreal progress) const
41 {
41 {
42 // TODO:
42 QVector<QRectF> startVector = qVariantValue<QVector<QRectF> >(from);
43 Q_UNUSED(from);
43 QVector<QRectF> endVector = qVariantValue<QVector<QRectF> >(to);
44 Q_UNUSED(to);
44 QVector<QRectF> result;
45 Q_UNUSED(progress);
45
46 return to;
46 Q_ASSERT(startVector.count() == endVector.count());
47
48 for(int i = 0; i < startVector.count(); i++) {
49 qreal h = endVector[i].height();
50 qreal w = startVector[i].width() + ((endVector[i].width() - startVector[i].width()) * progress);
51 qreal x = endVector[i].topLeft().x();
52 qreal y = endVector[i].topLeft().y();
53
54 QRectF value(x,y,w,h);
55 result << value;
56 }
57 return qVariantFromValue(result);
47 }
58 }
48
59
49 #include "moc_horizontalbaranimation_p.cpp"
60 #include "moc_horizontalbaranimation_p.cpp"
50
61
51 QTCOMMERCIALCHART_END_NAMESPACE
62 QTCOMMERCIALCHART_END_NAMESPACE
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