[FEATURE][QGIS-Server] showFeatureCount in GetLegendGraphic

rldhont · rldhont · commit f27e6c27b55c · 2015-12-10T16:28:19.000+01:00
Add non standard parameter 'ShowFeatureCount' to add feature count in the legend.
diff --git a/src/server/qgswmsserver.cpp b/src/server/qgswmsserver.cpp
@@ -782,6 +782,11 @@ QImage* QgsWMSServer::getLegendGraphics()
       }
     }
   }
+  
+  // Checks showFeatureCount parameter
+  bool showFeatureCount = false;
+  if ( mParameters.contains( "SHOWFEATURECOUNT" ) )
+    showFeatureCount = QVariant(mParameters[ "SHOWFEATURECOUNT" ]).toBool();
 
   // Create the layer tree root
   QgsLayerTreeGroup rootGroup;
@@ -799,6 +804,9 @@ QImage* QgsWMSServer::getLegendGraphics()
     // set layer name with layer's title to have it in legend
     if ( !ml->title().isEmpty() )
       layer->setLayerName( ml->title() );
+    // set show feature count
+    if ( showFeatureCount )
+      layer->setCustomProperty( "showFeatureCount", showFeatureCount );
   }
   QgsLayerTreeModel legendModel( &rootGroup );
 

Original file line number	Diff line number	Diff line change
`@@ -782,6 +782,11 @@ QImage* QgsWMSServer::getLegendGraphics()`
`782`	`782`	`}`
`783`	`783`	`}`
`784`	`784`	`}`
	`785`	`+`
	`786`	`+ // Checks showFeatureCount parameter`
	`787`	`+ bool showFeatureCount = false;`
	`788`	`+ if ( mParameters.contains( "SHOWFEATURECOUNT" ) )`
	`789`	`+ showFeatureCount = QVariant(mParameters[ "SHOWFEATURECOUNT" ]).toBool();` Code has comments. Press enter to view.
`785`	`790`
`786`	`791`	`// Create the layer tree root`
`787`	`792`	`QgsLayerTreeGroup rootGroup;`
`@@ -799,6 +804,9 @@ QImage* QgsWMSServer::getLegendGraphics()`
`799`	`804`	`// set layer name with layer's title to have it in legend`
`800`	`805`	`if ( !ml->title().isEmpty() )`
`801`	`806`	`layer->setLayerName( ml->title() );`
	`807`	`+ // set show feature count`
	`808`	`+ if ( showFeatureCount )`
	`809`	`+ layer->setCustomProperty( "showFeatureCount", showFeatureCount );`
`802`	`810`	`}`
`803`	`811`	`QgsLayerTreeModel legendModel( &rootGroup );`
`804`	`812`