6 files changed, 301 insertions, 0 deletions
diff --git a/examples/charts/piechartdrilldown/drilldownchart.cpp b/examples/charts/piechartdrilldown/drilldownchart.cpp
new file mode 100644
index 00000000..b326472c
--- /dev/null
+++ b/examples/charts/piechartdrilldown/drilldownchart.cpp
@@ -0,0 +1,54 @@
+/****************************************************************************
+**
+** Copyright (C) 2014 Digia Plc
+** All rights reserved.
+** For any questions to Digia, please use contact form at http://qt.digia.com
+**
+** This file is part of the Qt Enterprise Charts Add-on.
+**
+** $QT_BEGIN_LICENSE$
+** Licensees holding valid Qt Enterprise licenses may use this file in
+** accordance with the Qt Enterprise License Agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and Digia.
+**
+** If you have questions regarding the use of this file, please use
+** contact form at http://qt.digia.com
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+#include "drilldownchart.h"
+#include "drilldownslice.h"
+
+QT_CHARTS_USE_NAMESPACE
+
+DrilldownChart::DrilldownChart(QGraphicsItem *parent, Qt::WindowFlags wFlags)
+    : QChart(QChart::ChartTypeCartesian, parent, wFlags),
+      m_currentSeries(0)
+{
+
+}
+
+DrilldownChart::~DrilldownChart()
+{
+
+}
+
+void DrilldownChart::changeSeries(QAbstractSeries *series)
+{
+    // NOTE: if the series is owned by the chart it will be deleted
+    // here the "window" owns the series...
+    if (m_currentSeries)
+        removeSeries(m_currentSeries);
+    m_currentSeries = series;
+    addSeries(series);
+    setTitle(series->name());
+}
+
+void DrilldownChart::handleSliceClicked(QPieSlice *slice)
+{
+    DrilldownSlice *drilldownSlice = static_cast<DrilldownSlice *>(slice);
+    changeSeries(drilldownSlice->drilldownSeries());
+}
+
+#include "moc_drilldownchart.cpp"
diff --git a/examples/charts/piechartdrilldown/drilldownchart.h b/examples/charts/piechartdrilldown/drilldownchart.h
new file mode 100644
index 00000000..554b6651
--- /dev/null
+++ b/examples/charts/piechartdrilldown/drilldownchart.h
@@ -0,0 +1,47 @@
+/****************************************************************************
+**
+** Copyright (C) 2014 Digia Plc
+** All rights reserved.
+** For any questions to Digia, please use contact form at http://qt.digia.com
+**
+** This file is part of the Qt Enterprise Charts Add-on.
+**
+** $QT_BEGIN_LICENSE$
+** Licensees holding valid Qt Enterprise licenses may use this file in
+** accordance with the Qt Enterprise License Agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and Digia.
+**
+** If you have questions regarding the use of this file, please use
+** contact form at http://qt.digia.com
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+#ifndef DRILLDOWNCHART_H
+#define DRILLDOWNCHART_H
+
+#include <QChart>
+
+QT_CHARTS_BEGIN_NAMESPACE
+class QAbstractSeries;
+class QPieSlice;
+QT_CHARTS_END_NAMESPACE
+
+QT_CHARTS_USE_NAMESPACE
+
+class DrilldownChart : public QChart
+{
+    Q_OBJECT
+public:
+    explicit DrilldownChart(QGraphicsItem *parent = 0, Qt::WindowFlags wFlags = 0);
+    ~DrilldownChart();
+    void changeSeries(QAbstractSeries *series);
+
+public Q_SLOTS:
+    void handleSliceClicked(QPieSlice *slice);
+
+private:
+    QAbstractSeries *m_currentSeries;
+};
+
+#endif // DRILLDOWNCHART_H
diff --git a/examples/charts/piechartdrilldown/drilldownslice.cpp b/examples/charts/piechartdrilldown/drilldownslice.cpp
new file mode 100644
index 00000000..c04d7fe7
--- /dev/null
+++ b/examples/charts/piechartdrilldown/drilldownslice.cpp
@@ -0,0 +1,63 @@
+/****************************************************************************
+**
+** Copyright (C) 2014 Digia Plc
+** All rights reserved.
+** For any questions to Digia, please use contact form at http://qt.digia.com
+**
+** This file is part of the Qt Enterprise Charts Add-on.
+**
+** $QT_BEGIN_LICENSE$
+** Licensees holding valid Qt Enterprise licenses may use this file in
+** accordance with the Qt Enterprise License Agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and Digia.
+**
+** If you have questions regarding the use of this file, please use
+** contact form at http://qt.digia.com
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "drilldownslice.h"
+
+QT_CHARTS_USE_NAMESPACE
+
+DrilldownSlice::DrilldownSlice(qreal value, QString prefix, QAbstractSeries *drilldownSeries)
+    : m_drilldownSeries(drilldownSeries),
+      m_prefix(prefix)
+{
+    setValue(value);
+    updateLabel();
+    setLabelFont(QFont("Arial", 8));
+    connect(this, SIGNAL(percentageChanged()), this, SLOT(updateLabel()));
+    connect(this, SIGNAL(hovered(bool)), this, SLOT(showHighlight(bool)));
+}
+
+DrilldownSlice::~DrilldownSlice()
+{
+
+}
+
+QAbstractSeries *DrilldownSlice::drilldownSeries() const
+{
+    return m_drilldownSeries;
+}
+
+void DrilldownSlice::updateLabel()
+{
+    QString label = m_prefix;
+    label += " $";
+    label += QString::number(this->value());
+    label += ", ";
+    label += QString::number(this->percentage() * 100, 'f', 1);
+    label += "%";
+    setLabel(label);
+}
+
+void DrilldownSlice::showHighlight(bool show)
+{
+    setLabelVisible(show);
+    setExploded(show);
+}
+
+#include "moc_drilldownslice.cpp"
diff --git a/examples/charts/piechartdrilldown/drilldownslice.h b/examples/charts/piechartdrilldown/drilldownslice.h
new file mode 100644
index 00000000..9743e852
--- /dev/null
+++ b/examples/charts/piechartdrilldown/drilldownslice.h
@@ -0,0 +1,49 @@
+/****************************************************************************
+**
+** Copyright (C) 2014 Digia Plc
+** All rights reserved.
+** For any questions to Digia, please use contact form at http://qt.digia.com
+**
+** This file is part of the Qt Enterprise Charts Add-on.
+**
+** $QT_BEGIN_LICENSE$
+** Licensees holding valid Qt Enterprise licenses may use this file in
+** accordance with the Qt Enterprise License Agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and Digia.
+**
+** If you have questions regarding the use of this file, please use
+** contact form at http://qt.digia.com
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+#ifndef DRILLDOWNSLICE_H
+#define DRILLDOWNSLICE_H
+
+#include <QPieSlice>
+
+QT_CHARTS_BEGIN_NAMESPACE
+class QAbstractSeries;
+QT_CHARTS_END_NAMESPACE
+
+QT_CHARTS_USE_NAMESPACE
+
+class DrilldownSlice : public QPieSlice
+{
+    Q_OBJECT
+
+public:
+    DrilldownSlice(qreal value, QString prefix, QAbstractSeries *drilldownSeries);
+    virtual ~DrilldownSlice();
+    QAbstractSeries *drilldownSeries() const;
+
+public Q_SLOTS:
+    void updateLabel();
+    void showHighlight(bool show);
+
+private:
+    QAbstractSeries *m_drilldownSeries;
+    QString m_prefix;
+};
+
+#endif // DRILLDOWNSLICE_H
diff --git a/examples/charts/piechartdrilldown/main.cpp b/examples/charts/piechartdrilldown/main.cpp
new file mode 100644
index 00000000..a32587ff
--- /dev/null
+++ b/examples/charts/piechartdrilldown/main.cpp
@@ -0,0 +1,77 @@
+/****************************************************************************
+**
+** Copyright (C) 2014 Digia Plc
+** All rights reserved.
+** For any questions to Digia, please use contact form at http://qt.digia.com
+**
+** This file is part of the Qt Enterprise Charts Add-on.
+**
+** $QT_BEGIN_LICENSE$
+** Licensees holding valid Qt Enterprise licenses may use this file in
+** accordance with the Qt Enterprise License Agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and Digia.
+**
+** If you have questions regarding the use of this file, please use
+** contact form at http://qt.digia.com
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "drilldownchart.h"
+#include "drilldownslice.h"
+#include <QApplication>
+#include <QMainWindow>
+#include <QTime>
+#include <QChartView>
+#include <QLegend>
+#include <QPieSeries>
+
+QT_CHARTS_USE_NAMESPACE
+
+int main(int argc, char *argv[])
+{
+    QApplication a(argc, argv);
+
+    qsrand(QTime(0, 0, 0).secsTo(QTime::currentTime()));
+
+    QMainWindow window;
+
+    DrilldownChart *chart = new DrilldownChart();
+    chart->setTheme(QChart::ChartThemeLight);
+    chart->setAnimationOptions(QChart::AllAnimations);
+    chart->legend()->setVisible(true);
+    chart->legend()->setAlignment(Qt::AlignRight);
+
+    QPieSeries *yearSeries = new QPieSeries(&window);
+    yearSeries->setName("Sales by year - All");
+
+    QList<QString> months;
+    months << "Jan" << "Feb" << "Mar" << "Apr" << "May" << "Jun" << "Jul" << "Aug" << "Sep" << "Oct" << "Nov" << "Dec";
+    QList<QString> names;
+    names << "Jane" << "John" << "Axel" << "Mary" << "Susan" << "Bob";
+
+    foreach (QString name, names) {
+        QPieSeries *series = new QPieSeries(&window);
+        series->setName("Sales by month - " + name);
+
+        foreach (QString month, months)
+        *series << new DrilldownSlice(qrand() % 1000, month, yearSeries);
+
+        QObject::connect(series, SIGNAL(clicked(QPieSlice*)), chart, SLOT(handleSliceClicked(QPieSlice*)));
+
+        *yearSeries << new DrilldownSlice(series->sum(), name, series);
+    }
+
+    QObject::connect(yearSeries, SIGNAL(clicked(QPieSlice*)), chart, SLOT(handleSliceClicked(QPieSlice*)));
+
+    chart->changeSeries(yearSeries);
+
+    QChartView *chartView = new QChartView(chart);
+    chartView->setRenderHint(QPainter::Antialiasing);
+    window.setCentralWidget(chartView);
+    window.resize(800, 500);
+    window.show();
+
+    return a.exec();
+}
diff --git a/examples/charts/piechartdrilldown/piechartdrilldown.pro b/examples/charts/piechartdrilldown/piechartdrilldown.pro
new file mode 100644
index 00000000..0f9626c9
--- /dev/null
+++ b/examples/charts/piechartdrilldown/piechartdrilldown.pro
@@ -0,0 +1,11 @@
+!include( ../examples.pri ) {
+ error( "Couldn't find the examples.pri file!" )
+}
+TARGET = piechartdrilldown
+SOURCES += main.cpp \
+    drilldownslice.cpp \
+    drilldownchart.cpp
+
+HEADERS += \
+    drilldownchart.h \
+    drilldownslice.h