HG_REPOSITORIES/LPP/INSTRUMENTATION/USERS/JEANDET/qtcharts Commit - r536:79d5184b167f

Fix sctter series wrong points offset issue

Michal Klocek -

r536:79d5184b167f

parent child

Context file:

r536:79d5184b167f

examples/scatterinteractions/main.cpp +1 0

             {
                 QApplication a(argc, argv);
                 MainWindow w;
+                w.resize(400, 300);
                 w.show();
                 return a.exec();

examples/scatterinteractions/mainwindow.cpp +2 -5

             MainWindow::MainWindow(QWidget *parent)
                 : QMainWindow(parent)
             {
-                resize(400, 300);
-                setWindowFlags(Qt::FramelessWindowHint);
                 QChartView *chartView = new QChartView(this);
                 chartView->setChartTitle("Click to play with points");
                 chartView->setRenderHint(QPainter::Antialiasing);
                 setCentralWidget(chartView);
                 m_scatter = new QScatterSeries();
-                for(qreal x(0.5); x <= 5.0; x += 0.5) {
+                for(qreal x(0.5); x <= 4.0; x += 0.5) {
-                    for(qreal y(0.5); y <= 5.0; y += 0.5) {
+                    for(qreal y(0.5); y <= 4.0; y += 0.5) {
                         *m_scatter << QPointF(x, y);
                     }
                 }

src/scatterseries/scatterchartitem.cpp +8 -1

             QTCOMMERCIALCHART_BEGIN_NAMESPACE
             ScatterChartItem::ScatterChartItem(QScatterSeries *series, QGraphicsItem *parent) :
                 XYChartItem(series,parent),
                 m_series(series),
                 for(int i=0; i< points.size();i++) {
                     QGraphicsItem* item = items.at(i);
                     const QPointF& point = points.at(i);
-                    item->setPos(point.x()-1,point.y()-1);
+                    const QRectF& rect = item->boundingRect();
+                    item->setPos(point.x()-rect.width()/2,point.y()-rect.height()/2);
                     if(!clipRect().contains(point)) {
                         item->setVisible(false);
                     }

src/scatterseries/scatterchartitem_p.h +1 -1

             #include "qchartglobal.h"
             #include "xychartitem_p.h"
-            #include <QGraphicsItem>
+            #include <QGraphicsEllipseItem>
             #include <QPen>
             QTCOMMERCIALCHART_BEGIN_NAMESPACE

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