118 lines
2.8 KiB
C++
118 lines
2.8 KiB
C++
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/******************************************************************************
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* QSkinny - Copyright (C) 2016 Uwe Rathmann
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* This file may be used under the terms of the QSkinny License, Version 1.0
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*****************************************************************************/
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#include "QskGraphicPaintEngine.h"
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#include "QskGraphic.h"
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static inline QskGraphic* qskGraphic( QskGraphicPaintEngine* engine )
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{
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if ( !engine->isActive() )
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return nullptr;
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return static_cast< QskGraphic* >( engine->paintDevice() );
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}
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QskGraphicPaintEngine::QskGraphicPaintEngine():
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QPaintEngine( QPaintEngine::AllFeatures )
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{
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}
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QskGraphicPaintEngine::~QskGraphicPaintEngine()
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{
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}
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bool QskGraphicPaintEngine::begin( QPaintDevice* )
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{
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setActive( true );
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return true;
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}
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bool QskGraphicPaintEngine::end()
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{
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setActive( false );
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return true;
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}
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QPaintEngine::Type QskGraphicPaintEngine::type () const
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{
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return QPaintEngine::User;
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}
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void QskGraphicPaintEngine::updateState( const QPaintEngineState& state )
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{
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QskGraphic* graphic = qskGraphic( this );
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if ( graphic )
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graphic->updateState( state );
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}
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void QskGraphicPaintEngine::drawPath( const QPainterPath& path )
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{
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QskGraphic* graphic = qskGraphic( this );
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if ( graphic )
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graphic->drawPath( path );
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}
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void QskGraphicPaintEngine::drawPolygon( const QPointF* points,
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int pointCount, PolygonDrawMode mode )
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{
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QskGraphic* graphic = qskGraphic( this );
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if ( graphic )
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{
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QPainterPath path;
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if ( pointCount > 0 )
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{
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path.moveTo( points[0] );
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for ( int i = 1; i < pointCount; i++ )
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path.lineTo( points[i] );
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if ( mode != PolylineMode )
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path.closeSubpath();
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}
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graphic->drawPath( path );
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}
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}
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void QskGraphicPaintEngine::drawPolygon( const QPoint* points,
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int pointCount, PolygonDrawMode mode )
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{
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QskGraphic* graphic = qskGraphic( this );
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if ( graphic )
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{
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QPainterPath path;
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if ( pointCount > 0 )
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{
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path.moveTo( points[0] );
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for ( int i = 1; i < pointCount; i++ )
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path.lineTo( points[i] );
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if ( mode != PolylineMode )
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path.closeSubpath();
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}
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graphic->drawPath( path );
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}
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}
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void QskGraphicPaintEngine::drawPixmap(
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const QRectF& rect, const QPixmap& pixmap, const QRectF& subRect )
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{
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QskGraphic* graphic = qskGraphic( this );
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if ( graphic )
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graphic->drawPixmap( rect, pixmap, subRect );
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}
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void QskGraphicPaintEngine::drawImage(
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const QRectF& rect, const QImage& image, const QRectF& subRect,
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Qt::ImageConversionFlags flags )
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{
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QskGraphic* graphic = qskGraphic( this );
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if ( graphic )
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graphic->drawImage( rect, image, subRect, flags );
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}
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