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Fix crash using expression for heatmap renderer (fix #14127)
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src/gui/symbology-ng/qgsheatmaprendererwidget.cpp
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@@ -34,7 +34,7 @@ QgsRendererV2Widget* QgsHeatmapRendererWidget::create( QgsVectorLayer* layer, Qg |
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static QgsExpressionContext _getExpressionContext( const void* context ) |
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{ |
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const QgsHeatmapRendererWidget* widget = ( const QgsHeatmapRendererWidget* ) context; |
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const QgsHeatmapRendererWidget* widget = reinterpret_cast< const QgsHeatmapRendererWidget* >( context ); |
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QgsExpressionContext expContext; |
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expContext << QgsExpressionContextUtils::globalScope() |
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@@ -80,7 +80,7 @@ QgsHeatmapRendererWidget::QgsHeatmapRendererWidget( QgsVectorLayer* layer, QgsSt |
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setupUi( this ); |
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mRadiusUnitWidget->setUnits( QgsSymbolV2::OutputUnitList() << QgsSymbolV2::MM << QgsSymbolV2::Pixel << QgsSymbolV2::MapUnit ); |
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mWeightExpressionWidget->registerGetExpressionContextCallback( &_getExpressionContext, mLayer ); |
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mWeightExpressionWidget->registerGetExpressionContextCallback( &_getExpressionContext, this ); |
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if ( renderer ) |
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{ |
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