void QgsComposerNodesItem::drawNodes( QPainter *painter ) const
{
double rectSize = 3.0 / horizontalViewScaleFactor();
QgsStringMap properties;
properties.insert( "name", "cross" );
properties.insert( "color_border", "red" );
QScopedPointer<QgsMarkerSymbolV2> symbol;
symbol.reset( QgsMarkerSymbolV2::createSimple( properties ) );
symbol.data()->setSize( rectSize );
symbol.data()->setAngle( 45 );
QgsMapSettings ms = mComposition->mapSettings();
ms.setOutputDpi( painter->device()->logicalDpiX() );
QgsRenderContext context = QgsRenderContext::fromMapSettings( ms );
context.setPainter( painter );
context.setForceVectorOutput( true );
QScopedPointer<QgsExpressionContext> expressionContext;
expressionContext.reset( createExpressionContext() );
context.setExpressionContext( *expressionContext.data() );
symbol.data()->startRender( context );
Q_FOREACH ( QPointF pt, mPolygon )
symbol.data()->renderPoint( pt, nullptr, context );
symbol.data()->stopRender( context );
if ( mSelectedNode >= 0 && mSelectedNode < mPolygon.size() )
drawSelectedNode( painter );
}
void QgsComposerNodesItem::drawNodes( QPainter *painter ) const
{
double rectSize = 3.0 / horizontalViewScaleFactor();
QgsStringMap properties;
properties.insert( QStringLiteral( "name" ), QStringLiteral( "cross" ) );
properties.insert( QStringLiteral( "color_border" ), QStringLiteral( "red" ) );
std::unique_ptr<QgsMarkerSymbol> symbol;
symbol.reset( QgsMarkerSymbol::createSimple( properties ) );
symbol->setSize( rectSize );
symbol->setAngle( 45 );
QgsRenderContext context = QgsComposerUtils::createRenderContextForComposition( mComposition, painter );
context.setForceVectorOutput( true );
QgsExpressionContext expressionContext = createExpressionContext();
context.setExpressionContext( expressionContext );
symbol->startRender( context );
Q_FOREACH ( QPointF pt, mPolygon )
symbol->renderPoint( pt, nullptr, context );
symbol->stopRender( context );
if ( mSelectedNode >= 0 && mSelectedNode < mPolygon.size() )
drawSelectedNode( painter );
}
