diff options
| -rw-r--r-- | src/charts/linechart/linechartitem.cpp | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/src/charts/linechart/linechartitem.cpp b/src/charts/linechart/linechartitem.cpp index 03099356..04e00c35 100644 --- a/src/charts/linechart/linechartitem.cpp +++ b/src/charts/linechart/linechartitem.cpp @@ -373,6 +373,14 @@ void LineChartItem::paint(QPainter *painter, const QStyleOptionGraphicsItem *opt return; QRectF clipRect = QRectF(QPointF(0, 0), domain()->size()); + // Adjust clip rect half a pixel in required dimensions to make it include lines along the + // plot area edges, but never increase clip so much that any portion of the line is draw beyond + // the plot area. + const qreal x1 = pos().x() - int(pos().x()); + const qreal y1 = pos().y() - int(pos().y()); + const qreal x2 = (clipRect.width() + 0.5) - int(clipRect.width() + 0.5); + const qreal y2 = (clipRect.height() + 0.5) - int(clipRect.height() + 0.5); + clipRect.adjust(-x1, -y1, qMax(x1, x2), qMax(y1, y2)); painter->save(); painter->setPen(m_linePen); |