void QgsFillSymbolV2::renderPolygon( const QPolygonF& points, QList<QPolygonF>* rings, const QgsFeature* f, QgsRenderContext& context, int layer, bool selected )
{
QgsSymbolV2RenderContext symbolContext( context, outputUnit(), mAlpha, selected, mRenderHints, f, 0, mapUnitScale() );
if ( layer != -1 )
{
if ( layer >= 0 && layer < mLayers.count() )
{
QgsSymbolV2::SymbolType layertype = mLayers.at( layer )->type();
if ( layertype == QgsSymbolV2::Fill )
(( QgsFillSymbolLayerV2* ) mLayers[layer] )->renderPolygon( points, rings, symbolContext );
else if ( layertype == QgsSymbolV2::Line )
(( QgsLineSymbolLayerV2* ) mLayers[layer] )->renderPolygonOutline( points, rings, symbolContext );
}
return;
}
for ( QgsSymbolLayerV2List::iterator it = mLayers.begin(); it != mLayers.end(); ++it )
{
QgsSymbolV2::SymbolType layertype = ( *it )->type();
if ( layertype == QgsSymbolV2::Fill )
{
QgsFillSymbolLayerV2* layer = ( QgsFillSymbolLayerV2* ) * it;
layer->renderPolygon( points, rings, symbolContext );
}
else if ( layertype == QgsSymbolV2::Line )
{
QgsLineSymbolLayerV2* layer = ( QgsLineSymbolLayerV2* ) * it;
layer->renderPolygonOutline( points, rings, symbolContext );
}
}
}
void QgsSymbolV2::drawPreviewIcon( QPainter* painter, QSize size )
{
QgsRenderContext context = QgsSymbolLayerV2Utils::createRenderContext( painter );
QgsSymbolV2RenderContext symbolContext( context, outputUnit(), mAlpha, false, mRenderHints );
for ( QgsSymbolLayerV2List::iterator it = mLayers.begin(); it != mLayers.end(); ++it )
{
if ( mType == Fill && ( *it )->type() == Line )
{
// line symbol layer would normally draw just a line
// so we override this case to force it to draw a polygon outline
QgsLineSymbolLayerV2* lsl = ( QgsLineSymbolLayerV2* ) * it;
// from QgsFillSymbolLayerV2::drawPreviewIcon()
QPolygonF poly = QRectF( QPointF( 0, 0 ), QPointF( size.width() - 1, size.height() - 1 ) );
lsl->startRender( symbolContext );
lsl->renderPolygonOutline( poly, NULL, symbolContext );
lsl->stopRender( symbolContext );
}
else
( *it )->drawPreviewIcon( symbolContext, size );
}
}
