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Make stackedbarchartdrilldown compile
Jani Honkonen -
r829:f9360d7ac284
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@@ -1,29 +1,29
1 1 TEMPLATE = subdirs
2 2 SUBDIRS += \
3 3 areachart \
4 4 barchart \
5 5 #chartview \
6 6 customchart \
7 7 #dynamiclinechart \
8 8 #ekgchart \
9 9 linechart \
10 10 #multichart \
11 11 percentbarchart \
12 12 piechart \
13 13 piechartdrilldown \
14 14 #presenterchart \
15 15 scatterchart \
16 16 #scatterinteractions \
17 17 #splinechart \
18 18 stackedbarchart \
19 #stackedbarchartdrilldown \
19 stackedbarchartdrilldown \
20 20 #tablemodelchart \
21 21 zoomlinechart
22 22
23 23
24 24
25 25
26 26
27 27
28 28
29 29
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@@ -1,149 +1,147
1 1 #include <QtGui/QApplication>
2 2 #include <QMainWindow>
3 3 #include <qchartglobal.h>
4 4 #include <qchartview.h>
5 5 #include <qstackedbarseries.h>
6 6 #include <qbarset.h>
7 7 #include <qchartaxis.h>
8 8 #include <QStringList>
9 9 #include <QDebug>
10 10
11 11 QTCOMMERCIALCHART_USE_NAMESPACE
12 12
13 13 //! [1]
14 14 class DrilldownBarSeries : public QStackedBarSeries
15 15 {
16 16 Q_OBJECT
17 17 public:
18 18 DrilldownBarSeries(QStringList categories, QObject *parent = 0) : QStackedBarSeries(categories,parent) {}
19 19
20 20 void mapDrilldownSeries(QString category, DrilldownBarSeries* drilldownSeries)
21 21 {
22 22 mDrilldownSeries[category] = drilldownSeries;
23 23 }
24 24
25 25 DrilldownBarSeries* drilldownSeries(QString category)
26 26 {
27 27 return mDrilldownSeries[category];
28 28 }
29 29
30 30 public Q_SLOTS:
31 31
32 32 private:
33 33
34 34 QMap<QString, DrilldownBarSeries*> mDrilldownSeries;
35 35 };
36 36 //! [1]
37 37
38 38 //! [2]
39 class DrilldownChart : public QChartView
39 class DrilldownChart : public QChart
40 40 {
41 41 Q_OBJECT
42 42 public:
43 explicit DrilldownChart(QWidget *parent = 0) : QChartView(parent), m_currentSeries(0) {}
43 explicit DrilldownChart(QGraphicsItem *parent = 0, Qt::WindowFlags wFlags = 0) : QChart(parent, wFlags), m_currentSeries(0) {}
44 44
45 45 void changeSeries(QSeries* series)
46 46 {
47 47 if (m_currentSeries)
48 48 removeSeries(m_currentSeries);
49 49 m_currentSeries = series;
50 50 addSeries(series);
51 setChartTitle(series->name());
51 setTitle(series->name());
52 52 }
53 53
54 54 public Q_SLOTS:
55 void handleRightClick(QBarSet *barset, QString category)
55 void handleClicked(QBarSet *barset, QString category, Qt::MouseButtons button)
56 56 {
57 57 Q_UNUSED(barset)
58 58 DrilldownBarSeries* series = static_cast<DrilldownBarSeries*> (sender());
59 59 changeSeries(series->drilldownSeries(category));
60 60 }
61 61
62 62 private:
63 63 QSeries* m_currentSeries;
64 64 };
65 65 //! [2]
66 66
67 67 int main(int argc, char *argv[])
68 68 {
69 69 QApplication a(argc, argv);
70 70 QMainWindow window;
71 71
72 DrilldownChart* drilldownChart = new DrilldownChart(&window);
73 drilldownChart->setChartTheme(QChart::ChartThemeBlueIcy);
72 DrilldownChart* drilldownChart = new DrilldownChart();
73 drilldownChart->setTheme(QChart::ChartThemeBlueIcy);
74 drilldownChart->setAnimationOptions(QChart::SeriesAnimations);
74 75
75 76 //! [3]
76 77 // Define categories
77 78 QStringList months;
78 79 months << "May" << "Jun" << "Jul" << "Aug" << "Sep";
79 80 QStringList weeks;
80 81 weeks << "week 1" << "week 2" << "week 3" << "week 4";
81 82 QStringList plants;
82 83 plants << "Habanero" << "Lemon Drop" << "Starfish" << "Aji Amarillo";
83 84 //! [3]
84 85
85 86 //! [4]
86 87 // Create drilldown structure
87 88 DrilldownBarSeries* seasonSeries = new DrilldownBarSeries(months, drilldownChart);
88 89 seasonSeries->setName("Crop by month - Season");
89 90
90 91 // Each month in season series has drilldown series for weekly data
91 92 foreach (QString month, months) {
92 93
93 94 // Create drilldown series for every week
94 95 DrilldownBarSeries* weeklySeries = new DrilldownBarSeries(weeks, drilldownChart);
95 96 seasonSeries->mapDrilldownSeries(month, weeklySeries);
96 97
97 98 // Drilling down from weekly data brings us back to season data.
98 99 foreach (QString week, weeks) {
99 100 weeklySeries->mapDrilldownSeries(week, seasonSeries);
100 101 weeklySeries->setName(QString("Crop by week - " + month));
101 102 }
102 103
103 104 // Use right click signal to implement drilldown
104 QObject::connect(weeklySeries,SIGNAL(rightClicked(QBarSet*,QString)),drilldownChart,SLOT(handleRightClick(QBarSet*,QString)));
105 QObject::connect(weeklySeries, SIGNAL(clicked(QBarSet*,QString,Qt::MouseButtons)), drilldownChart, SLOT(handleClicked(QBarSet*,QString,Qt::MouseButtons)));
105 106 }
106 107
107 108 // Enable drilldown from season series using right click.
108 QObject::connect(seasonSeries,SIGNAL(rightClicked(QBarSet*,QString)),drilldownChart,SLOT(handleRightClick(QBarSet*,QString)));
109 QObject::connect(seasonSeries, SIGNAL(clicked(QBarSet*,QString,Qt::MouseButtons)), drilldownChart, SLOT(handleClicked(QBarSet*,QString,Qt::MouseButtons)));
109 110 //! [4]
110 111
111 112 //! [5]
112 113 // Fill monthly and weekly series with data
113 114 foreach (QString plant, plants) {
114 115 QBarSet* monthlyCrop = new QBarSet(plant);
115 116 foreach (QString month, months) {
116 117 QBarSet* weeklyCrop = new QBarSet(plant);
117 foreach (QString week, weeks ) {
118 foreach (QString week, weeks )
118 119 *weeklyCrop << (qrand() % 20);
119 }
120 120 // Get the drilldown series from season series and add crop to it.
121 seasonSeries->drilldownSeries(month)->addBarSet(weeklyCrop);
121 seasonSeries->drilldownSeries(month)->appendBarSet(weeklyCrop);
122 122 seasonSeries->drilldownSeries(month)->setToolTipEnabled(true);
123 123 *monthlyCrop << weeklyCrop->total();
124
125 QObject::connect(weeklyCrop,SIGNAL(clicked(QString)),weeklyCrop,SIGNAL(toggleFloatingValues()));
126 124 }
127 seasonSeries->addBarSet(monthlyCrop);
128 QObject::connect(monthlyCrop,SIGNAL(clicked(QString)),monthlyCrop,SIGNAL(toggleFloatingValues()));
125 seasonSeries->appendBarSet(monthlyCrop);
129 126 }
130 127 //! [5]
131 128
132 129 seasonSeries->setToolTipEnabled(true);
133 130
134 131 //! [6]
135 132 // Show season series in initial view
136 133 drilldownChart->changeSeries(seasonSeries);
137 drilldownChart->setChartTitle(seasonSeries->name());
134 drilldownChart->setTitle(seasonSeries->name());
138 135 //! [6]
139 136
140 137 drilldownChart->axisX()->setGridLineVisible(false);
141 138
142 window.setCentralWidget(drilldownChart);
139 QChartView *chartView = new QChartView(drilldownChart);
140 window.setCentralWidget(chartView);
143 141 window.resize(400, 300);
144 142 window.show();
145 143
146 144 return a.exec();
147 145 }
148 146
149 147 #include "main.moc"
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@@ -1,9 +1,7
1 1 !include( ../examples.pri ) {
2 2 error( "Couldn't find the examples.pri file!" )
3 3 }
4 4 TARGET = stackedbarchartdrilldown
5 SOURCES += main.cpp \
6 chartwidget.cpp
7 HEADERS += \
8 chartwidget.h
5 SOURCES += main.cpp
6 HEADERS +=
9 7
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