Edit symbol transparency in percent values [0-100] instead of [0-1]

wonder-sk · wonder-sk · commit f490d0a49016 · 2012-01-31T11:36:30.000+01:00
diff --git a/src/gui/symbology-ng/qgsrendererv2widget.cpp b/src/gui/symbology-ng/qgsrendererv2widget.cpp
@@ -61,13 +61,14 @@ void QgsRendererV2Widget::changeSymbolTransparency()
   }
 
   bool ok;
-  double transparency = QInputDialog::getDouble( this, tr( "Transparency" ), tr( "Change symbol transparency" ), 1 - symbolList.at( 0 )->alpha(), 0.0, 1.0, 1, &ok );
+  double oldTransparency = ( 1 - symbolList.at( 0 )->alpha() ) * 100; // convert to percents
+  double transparency = QInputDialog::getDouble( this, tr( "Transparency" ), tr( "Change symbol transparency [%]" ), oldTransparency, 0.0, 100.0, 0, &ok );
   if ( ok )
   {
     QList<QgsSymbolV2*>::iterator symbolIt = symbolList.begin();
     for ( ; symbolIt != symbolList.end(); ++symbolIt )
     {
-      ( *symbolIt )->setAlpha( 1 - transparency );
+      ( *symbolIt )->setAlpha( 1 - transparency / 100 );
     }
     refreshSymbolView();
   }

Original file line number	Diff line number	Diff line change
`@@ -61,13 +61,14 @@ void QgsRendererV2Widget::changeSymbolTransparency()`
`61`	`61`	`}`
`62`	`62`
`63`	`63`	`bool ok;`
`64`		`- double transparency = QInputDialog::getDouble( this, tr( "Transparency" ), tr( "Change symbol transparency" ), 1 - symbolList.at( 0 )->alpha(), 0.0, 1.0, 1, &ok );`
	`64`	`+ double oldTransparency = ( 1 - symbolList.at( 0 )->alpha() ) * 100; // convert to percents`
	`65`	`+ double transparency = QInputDialog::getDouble( this, tr( "Transparency" ), tr( "Change symbol transparency [%]" ), oldTransparency, 0.0, 100.0, 0, &ok );`
`65`	`66`	`if ( ok )`
`66`	`67`	`{`
`67`	`68`	`QList<QgsSymbolV2*>::iterator symbolIt = symbolList.begin();`
`68`	`69`	`for ( ; symbolIt != symbolList.end(); ++symbolIt )`
`69`	`70`	`{`
`70`		`- ( *symbolIt )->setAlpha( 1 - transparency );`
	`71`	`+ ( *symbolIt )->setAlpha( 1 - transparency / 100 );`
`71`	`72`	`}`
`72`	`73`	`refreshSymbolView();`
`73`	`74`	`}`