Add QXYSeries::replace(QVector<QPointF> points) overload.

Task-number: QTRD-3384
Change-Id: Ic7dcdfeadd3f5c7ba66191f8c427a0d65796895d
Reviewed-by: Titta Heikkala <titta.heikkala@theqtcompany.com>

2 files changed, 5 insertions, 4 deletions

diff --git a/examples/charts/qmloscilloscope/datasource.cpp b/examples/charts/qmloscilloscope/datasource.cpp
index a82cb08f..07005278 100644
--- a/examples/charts/qmloscilloscope/datasource.cpp
+++ b/examples/charts/qmloscilloscope/datasource.cpp
@@ -48,7 +48,7 @@ void DataSource::update(QAbstractSeries *series)
         if (m_index > m_data.count() - 1)
             m_index = 0;
 
-        QList<QPointF> points = m_data.at(m_index);
+        QVector<QPointF> points = m_data.at(m_index);
         // Use replace instead of clear + append, it's optimized for performance
         xySeries->replace(points);
     }
@@ -57,13 +57,14 @@ void DataSource::update(QAbstractSeries *series)
 void DataSource::generateData(int type, int rowCount, int colCount)
 {
     // Remove previous data
-    foreach (QList<QPointF> row, m_data)
+    foreach (QVector<QPointF> row, m_data)
         row.clear();
     m_data.clear();
 
     // Append the new data depending on the type
     for (int i(0); i < rowCount; i++) {
-        QList<QPointF> points;
+        QVector<QPointF> points;
+        points.reserve(colCount);
         for (int j(0); j < colCount; j++) {
             qreal x(0);
             qreal y(0);
diff --git a/examples/charts/qmloscilloscope/datasource.h b/examples/charts/qmloscilloscope/datasource.h
index 84548e8b..85740b87 100644
--- a/examples/charts/qmloscilloscope/datasource.h
+++ b/examples/charts/qmloscilloscope/datasource.h
@@ -42,7 +42,7 @@ public slots:
 
 private:
     QQuickView *m_appViewer;
-    QList<QList<QPointF> > m_data;
+    QList<QVector<QPointF> > m_data;
     int m_index;
 };