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Clone from http://code.qt.io/qt/qtcharts.git

Adds preseterchart example
Michal Klocek -
r246:b65459a7fb5b
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@@ -0,0 +1,10
1 !include( ../common.pri ) {
2 error( "Couldn't find the common.pri file!" )
3 }
4
5 !include( ../integrated.pri ) {
6 error( "Couldn't find the integrated.pri file !")
7 }
8
9 TEMPLATE = app
10 QT += core gui No newline at end of file
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@@ -0,0 +1,57
1 #include "chartview.h"
2 #include <qlinechartseries.h>
3 #include <QTime>
4
5 ChartView::ChartView(QWidget* parent):QChartView(parent),
6 m_index(0)
7 {
8 QObject::connect(&m_timer,SIGNAL(timeout()),this,SLOT(handleTimeout()));
9 m_timer.setInterval(3000);
10
11 QTime now = QTime::currentTime();
12 qsrand((uint)now.msec());
13
14 QLineChartSeries* series0 = new QLineChartSeries();
15 QPen blue(Qt::blue);
16 blue.setWidth(3);
17 series0->setPen(blue);
18 QLineChartSeries* series1 = new QLineChartSeries();
19 QPen red(Qt::red);
20 red.setWidth(3);
21 series1->setPen(red);
22 QLineChartSeries* series2 = new QLineChartSeries();
23 QPen green(Qt::green);
24 green.setWidth(3);
25 series2->setPen(green);
26
27 int numPoints = 10;
28
29 for (int x = 0; x <= numPoints; ++x) {
30 series0->add(x, qrand() % 100);
31 series1->add(x, qrand() % 100);
32 series2->add(x, qrand() % 100);
33 }
34
35 addSeries(series0);
36
37 m_series<<series0;
38 m_series<<series1;
39 m_series<<series2;
40
41 m_timer.start();
42 }
43
44 ChartView::~ChartView()
45 {
46
47 }
48
49 void ChartView::handleTimeout()
50 {
51 if(m_series.size()==0) return;
52
53 removeSeries(m_series.at(m_index));
54 m_index++;
55 m_index=m_index%m_series.size();
56 addSeries(m_series.at(m_index));
57 }
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@@ -0,0 +1,25
1 #ifndef CHARTVIEW_H_
2 #define CHARTVIEW_H_
3
4 #include <qchartview.h>
5 #include <QTimer>
6
7 QTCOMMERCIALCHART_USE_NAMESPACE
8
9 class ChartView: public QChartView
10 {
11 Q_OBJECT
12 public:
13 ChartView(QWidget* parent=0);
14 virtual ~ChartView();
15
16 public slots:
17 void handleTimeout();
18
19 private:
20 QTimer m_timer;
21 QList<QChartSeries*> m_series;
22 int m_index;
23 };
24
25 #endif /* CHARTVIEW_H_ */
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@@ -0,0 +1,16
1 #include "chartview.h"
2 #include <QApplication>
3 #include <QMainWindow>
4
5 int main(int argc, char *argv[])
6 {
7 QApplication a(argc, argv);
8 QMainWindow window;
9 ChartView chartView(&window);
10 chartView.setRenderHint(QPainter::Antialiasing);
11 chartView.setChartTitle("Three random line charts");
12 window.setCentralWidget(&chartView);
13 window.resize(400, 300);
14 window.show();
15 return a.exec();
16 }
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@@ -0,0 +1,6
1 !include( ../example.pri ) {
2 error( "Couldn't find the example.pri file!" )
3 }
4 TARGET = presenterChart
5 HEADERS += chartview.h
6 SOURCES += main.cpp chartview.cpp No newline at end of file
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@@ -1,15 +1,8
1 !include( ../../common.pri ) {
2 error( "Couldn't find the common.pri file!" )
1 !include( ../example.pri ) {
2 error( "Couldn't find the example.pri file!" )
3 3 }
4
5 !include( ../../integrated.pri ) {
6 error( "Couldn't find the integrated.pri file !")
7 }
8
9 4 TARGET = axisChart
10 TEMPLATE = app
11 QT += core gui
12 SOURCES += main.cpp
5 SOURCES = main.cpp
13 6
14 7
15 8
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@@ -10,5 +10,5 SUBDIRS += linechart \
10 10 dynamiclinechart \
11 11 axischart \
12 12 multichart \
13 axischart\
14 gdpbarchart
13 gdpbarchart \
14 presenterchart
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