Also handle WhiteToBlack case in QgsSingleBandGrayRenderer::legendSymbologyItems

manisandro · nyalldawson · commit a0e2fe1f9928 · 2015-02-18T10:24:33.000+11:00
diff --git a/src/core/raster/qgssinglebandgrayrenderer.cpp b/src/core/raster/qgssinglebandgrayrenderer.cpp
@@ -213,8 +213,10 @@ void QgsSingleBandGrayRenderer::legendSymbologyItems( QList< QPair< QString, QCo
 {
   if ( mContrastEnhancement && mContrastEnhancement->contrastEnhancementAlgorithm() != QgsContrastEnhancement::NoEnhancement )
   {
-    symbolItems.push_back( qMakePair( QString::number( mContrastEnhancement->minimumValue() ), QColor( 0, 0, 0 ) ) );
-    symbolItems.push_back( qMakePair( QString::number( mContrastEnhancement->maximumValue() ), QColor( 255, 255, 255 ) ) );
+    QColor minColor = ( mGradient == BlackToWhite ) ? Qt::black : Qt::white;
+    QColor maxColor = ( mGradient == BlackToWhite ) ? Qt::white : Qt::black;
+    symbolItems.push_back( qMakePair( QString::number( mContrastEnhancement->minimumValue() ), minColor ) );
+    symbolItems.push_back( qMakePair( QString::number( mContrastEnhancement->maximumValue() ), maxColor ) );
   }
 }
 

Original file line number	Diff line number	Diff line change
`@@ -213,8 +213,10 @@ void QgsSingleBandGrayRenderer::legendSymbologyItems( QList< QPair< QString, QCo`
`213`	`213`	`{`
`214`	`214`	`if ( mContrastEnhancement && mContrastEnhancement->contrastEnhancementAlgorithm() != QgsContrastEnhancement::NoEnhancement )`
`215`	`215`	`{`
`216`		`- symbolItems.push_back( qMakePair( QString::number( mContrastEnhancement->minimumValue() ), QColor( 0, 0, 0 ) ) );`
`217`		`- symbolItems.push_back( qMakePair( QString::number( mContrastEnhancement->maximumValue() ), QColor( 255, 255, 255 ) ) );`
	`216`	`+ QColor minColor = ( mGradient == BlackToWhite ) ? Qt::black : Qt::white;`
	`217`	`+ QColor maxColor = ( mGradient == BlackToWhite ) ? Qt::white : Qt::black;`
	`218`	`+ symbolItems.push_back( qMakePair( QString::number( mContrastEnhancement->minimumValue() ), minColor ) );`
	`219`	`+ symbolItems.push_back( qMakePair( QString::number( mContrastEnhancement->maximumValue() ), maxColor ) );`
`218`	`220`	`}`
`219`	`221`	`}`
`220`	`222`