Fix view parent/children feature panning/zooming on high dpi screens

opengisch · Nov 9, 2023 · a05eff2 · a05eff2
1 parent d36352e
commit a05eff2
Showing 1 changed file with 5 additions and 4 deletions.
diff --git a/src/core/utils/featureutils.cpp b/src/core/utils/featureutils.cpp
@@ -63,14 +63,15 @@ QgsRectangle FeatureUtils::extent( QgsQuickMapSettings *mapSettings, QgsVectorLa
       geom.transform( transf );
 
       QgsRectangle extent;
-      const double rightPercentage = rightEdge / mapSettings->outputSize().width();
-      const double bottomPercentage = bottomEdge / mapSettings->outputSize().height();
+      QSizeF outputSize = mapSettings->outputSize() / mapSettings->devicePixelRatio();
+      const double rightPercentage = rightEdge / outputSize.width();
+      const double bottomPercentage = bottomEdge / outputSize.height();
       if ( geom.type() == Qgis::GeometryType::Point )
       {
         extent = mapSettings->extent();
         QgsVector delta = QgsPointXY( geom.asPoint() ) - extent.center();
-        const double deltaX = delta.x() + ( rightEdge > 0.0 ? mapSettings->mapUnitsPerPoint() * mapSettings->outputSize().width() * ( 0.5 - rightPercentage / 2.0 ) : 0.0 );
-        const double deltaY = delta.y() - ( bottomEdge > 0.0 ? mapSettings->mapUnitsPerPoint() * mapSettings->outputSize().height() * ( 0.5 - ( 1.0 - bottomPercentage ) / 2.0 ) : 0.0 );
+        const double deltaX = delta.x() + ( rightEdge > 0.0 ? mapSettings->mapUnitsPerPoint() * outputSize.width() * ( 0.5 - rightPercentage / 2.0 ) : 0.0 );
+        const double deltaY = delta.y() - ( bottomEdge > 0.0 ? mapSettings->mapUnitsPerPoint() * outputSize.height() * ( 0.5 - ( 1.0 - bottomPercentage ) / 2.0 ) : 0.0 );
         extent.setXMinimum( extent.xMinimum() + deltaX );
         extent.setXMaximum( extent.xMaximum() + deltaX );
         extent.setYMinimum( extent.yMinimum() + deltaY );