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#4184 Resize legend if it becomes larger than plot area.

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This commit is contained in:
Gaute Lindkvist
2019-03-07 19:00:38 +01:00
parent 804a196ce3
commit 6f1ed595b5
5 changed files with 90 additions and 10 deletions
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76
ApplicationCode/UserInterface/RiuGridCrossQwtPlot.cpp
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@@ -26,6 +26,8 @@
#include "cafTitledOverlayFrame.h"
#include <QResizeEvent>
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
@@ -37,18 +39,18 @@ RiuGridCrossQwtPlot::RiuGridCrossQwtPlot(RimViewWindow* ownerViewWindow, QWidget
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
void RiuGridCrossQwtPlot::addOrUpdateCurveSetLegend(RimGridCrossPlotCurveSet* curveSetToShowLegendFor)
void RiuGridCrossQwtPlot::addOrUpdateCurveSetLegend(RimGridCrossPlotCurveSet* curveSet)
{
RiuCvfOverlayItemWidget* overlayWidget = nullptr;
auto it = m_legendWidgets.find(curveSetToShowLegendFor);
auto it = m_legendWidgets.find(curveSet);
if (it == m_legendWidgets.end() || it->second == nullptr)
{
overlayWidget = new RiuCvfOverlayItemWidget(this);
new RiuWidgetDragger(overlayWidget);
m_legendWidgets[curveSetToShowLegendFor] = overlayWidget;
m_legendWidgets[curveSet] = overlayWidget;
}
else
{
@@ -57,12 +59,11 @@ void RiuGridCrossQwtPlot::addOrUpdateCurveSetLegend(RimGridCrossPlotCurveSet* cu
if (overlayWidget)
{
caf::TitledOverlayFrame* overlayItem = curveSetToShowLegendFor->legendConfig()->titledOverlayFrame();
overlayItem->setRenderSize(overlayItem->preferredSize());
caf::TitledOverlayFrame* overlayItem = curveSet->legendConfig()->titledOverlayFrame();
resizeOverlayItemToFitPlot(overlayItem);
overlayWidget->updateFromOverlayItem(overlayItem);
overlayWidget->updateFromOverlayItem(curveSetToShowLegendFor->legendConfig()->titledOverlayFrame());
}
this->updateLegendLayout();
}
@@ -138,3 +139,64 @@ void RiuGridCrossQwtPlot::updateLegendLayout()
}
}
}
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
void RiuGridCrossQwtPlot::resizeEvent(QResizeEvent* e)
{
QwtPlot::resizeEvent(e);
RimGridCrossPlot* crossPlot = dynamic_cast<RimGridCrossPlot*>(ownerPlotDefinition());
if (!crossPlot) return;
bool anyLegendResized = false;
for (RimGridCrossPlotCurveSet* curveSet : crossPlot->curveSets())
{
if (!curveSet->isChecked() || !curveSet->legendConfig()->showLegend()) continue;
auto pairIt = m_legendWidgets.find(curveSet);
if (pairIt != m_legendWidgets.end())
{
RiuCvfOverlayItemWidget* overlayWidget = pairIt->second;
if (overlayWidget->isVisible())
{
caf::TitledOverlayFrame* overlayItem = curveSet->legendConfig()->titledOverlayFrame();
if (resizeOverlayItemToFitPlot(overlayItem))
{
anyLegendResized = true;
overlayWidget->updateFromOverlayItem(overlayItem);
}
}
}
}
if (anyLegendResized)
{
updateLegendLayout();
}
}
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
bool RiuGridCrossQwtPlot::resizeOverlayItemToFitPlot(caf::TitledOverlayFrame* overlayItem)
{
QSize plotSize = this->canvas()->contentsRect().size();
cvf::Vec2ui legendSize = overlayItem->preferredSize();
bool sizeAltered = false;
if (plotSize.width() > 0 && (double) legendSize.x() > 0.9 * plotSize.width())
{
legendSize.x() = (plotSize.width() * 9) / 10;
sizeAltered = true;
}
if (plotSize.height() > 0 && (double) legendSize.y() > 0.9 * plotSize.height())
{
legendSize.y() = (plotSize.height() * 9) / 10;
sizeAltered = true;
}
overlayItem->setRenderSize(legendSize);
return sizeAltered;
}