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#8949 Plot Update: Improve visual stability when clicking on curves

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adjustSize() causes the plot to resize twice which is annoying. Cache the last child count to avoid calls to adjustSize().
This commit is contained in:
Magne Sjaastad 2022-05-31 11:51:16 +02:00
parent fe1acc93a6
commit c199f960e3
2 changed files with 20 additions and 2 deletions
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20
ApplicationLibCode/UserInterface/RiuMultiPlotPage.cpp
View File

@ -226,6 +226,8 @@ void RiuMultiPlotPage::removePlot( RiuPlotWidget* plotWidget )
m_subTitles.removeAt( plotWidgetIdx );
delete subTitle;
m_childCountForAdjustSizeOperation.clear();
scheduleUpdate();
}
@ -733,9 +735,23 @@ int RiuMultiPlotPage::alignCanvasTops()
{
int row = visibleIndex / rowAndColumnCount.second;
qwtPlotWidget->qwtPlot()->axisScaleDraw( QwtAxis::XTop )->setMinimumExtent( maxExtents[row] );
if ( legends[visibleIndex] )
auto legend = legends[visibleIndex];
if ( legend )
{
legends[visibleIndex]->adjustSize();
int previousChildCount = -1;
auto it = m_childCountForAdjustSizeOperation.find( legend );
if ( it != m_childCountForAdjustSizeOperation.end() )
{
previousChildCount = it->second;
}
auto legendItemCount = legend->contentsWidget()->children().size();
if ( previousChildCount != legendItemCount )
{
legends[visibleIndex]->adjustSize();
m_childCountForAdjustSizeOperation[legend] = legendItemCount;
}
}
}
}

2
ApplicationLibCode/UserInterface/RiuMultiPlotPage.h
View File

@ -147,6 +147,8 @@ protected:
bool m_previewMode;
bool m_showSubTitles;
std::map<RiuQwtPlotLegend*, int> m_childCountForAdjustSizeOperation;
private:
friend class RiaPlotWindowRedrawScheduler;
};