diff options
Diffstat (limited to 'examples/charts/scatterchart')
-rw-r--r-- | examples/charts/scatterchart/chartview.cpp | 98 | ||||
-rw-r--r-- | examples/charts/scatterchart/chartview.h | 35 | ||||
-rw-r--r-- | examples/charts/scatterchart/main.cpp | 40 | ||||
-rw-r--r-- | examples/charts/scatterchart/scatterchart.pro | 9 |
4 files changed, 182 insertions, 0 deletions
diff --git a/examples/charts/scatterchart/chartview.cpp b/examples/charts/scatterchart/chartview.cpp new file mode 100644 index 00000000..345be195 --- /dev/null +++ b/examples/charts/scatterchart/chartview.cpp @@ -0,0 +1,98 @@ +/**************************************************************************** +** +** 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 "chartview.h" +#include <QScatterSeries> +#include <QLegendMarker> +#include <QImage> +#include <QPainter> +#include <qmath.h> + +const float Pi = 3.14159f; + +ChartView::ChartView(QWidget *parent) : + QChartView(new QChart(), parent) +{ + //![1] + QScatterSeries *series0 = new QScatterSeries(); + series0->setName("scatter1"); + series0->setMarkerShape(QScatterSeries::MarkerShapeCircle); + series0->setMarkerSize(15.0); + + QScatterSeries *series1 = new QScatterSeries(); + series1->setName("scatter2"); + series1->setMarkerShape(QScatterSeries::MarkerShapeRectangle); + series1->setMarkerSize(20.0); + + QScatterSeries *series2 = new QScatterSeries(); + series2->setName("scatter3"); + series2->setMarkerShape(QScatterSeries::MarkerShapeRectangle); + series2->setMarkerSize(30.0); + //![1] + + //![2] + series0->append(0, 6); + series0->append(2, 4); + series0->append(3, 8); + series0->append(7, 4); + series0->append(10, 5); + + *series1 << QPointF(1, 1) << QPointF(3, 3) << QPointF(7, 6) << QPointF(8, 3) << QPointF(10, 2); + *series2 << QPointF(1, 5) << QPointF(4, 6) << QPointF(6, 3) << QPointF(9, 5); + //![2] + + //![3] + QPainterPath starPath; + starPath.moveTo(30, 15); + for (int i = 1; i < 5; ++i) { + starPath.lineTo(15 + 15 * qCos(0.8 * i * Pi), + 15 + 15 * qSin(0.8 * i * Pi)); + } + starPath.closeSubpath(); + + QImage star(30, 30, QImage::Format_ARGB32); + star.fill(Qt::transparent); + + QPainter painter(&star); + painter.setRenderHint(QPainter::Antialiasing); + painter.setPen(QRgb(0xf6a625)); + painter.setBrush(painter.pen().color()); + painter.drawPath(starPath); + + series2->setBrush(star); + //![3] + + //![4] + setRenderHint(QPainter::Antialiasing); + chart()->addSeries(series0); + chart()->addSeries(series1); + chart()->addSeries(series2); + + chart()->setTitle("Simple scatterchart example"); + chart()->createDefaultAxes(); + chart()->setDropShadowEnabled(false); + //![4] + + //![5] + QList<QLegendMarker *> markers = chart()->legend()->markers(series2); + for (int i = 0; i < markers.count(); i++) + markers.at(i)->setBrush(painter.pen().color()); + //![5] +} diff --git a/examples/charts/scatterchart/chartview.h b/examples/charts/scatterchart/chartview.h new file mode 100644 index 00000000..c2c03038 --- /dev/null +++ b/examples/charts/scatterchart/chartview.h @@ -0,0 +1,35 @@ +/**************************************************************************** +** +** 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 CHARTVIEW_H +#define CHARTVIEW_H + +#include <QChartView> + +QT_CHARTS_USE_NAMESPACE + +class ChartView : public QChartView +{ + Q_OBJECT +public: + explicit ChartView(QWidget *parent = 0); +}; + +#endif // CHARTVIEW_H diff --git a/examples/charts/scatterchart/main.cpp b/examples/charts/scatterchart/main.cpp new file mode 100644 index 00000000..e1a76ed2 --- /dev/null +++ b/examples/charts/scatterchart/main.cpp @@ -0,0 +1,40 @@ +/**************************************************************************** +** +** 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 <QApplication> +#include <QMainWindow> +#include "chartview.h" + +QT_CHARTS_USE_NAMESPACE + +int main(int argc, char *argv[]) +{ + QApplication a(argc, argv); + +//![4] + ChartView *chartView = new ChartView(); + QMainWindow window; + window.setCentralWidget(chartView); + window.resize(400, 300); + window.show(); +//![4] + + return a.exec(); +} diff --git a/examples/charts/scatterchart/scatterchart.pro b/examples/charts/scatterchart/scatterchart.pro new file mode 100644 index 00000000..8170d6f4 --- /dev/null +++ b/examples/charts/scatterchart/scatterchart.pro @@ -0,0 +1,9 @@ +!include( ../examples.pri ) { + error( "Couldn't find the examples.pri file!" ) +} +TARGET = scatterchart +SOURCES += main.cpp \ + chartview.cpp + +HEADERS += \ + chartview.h |