INTEGRATION: CWS canvas05 (1.3.68); FILE MERGED
2008/05/21 13:32:03 thb 1.3.68.11: Made vcl and cairo canvas work with emf+ patches; smoothed out internal cairo makefile changes; corrected cairocanvas sprite update 2008/04/21 07:32:50 thb 1.3.68.10: RESYNC: (1.5-1.6); FILE MERGED 2008/04/09 09:35:12 thb 1.3.68.9: Improved log output, fixed wrong arg check for vclcanvas 2008/04/09 09:06:52 thb 1.3.68.8: cairo SpriteCanvasHelper was recursive in disposing; argument order changed for init 2008/04/07 14:34:18 thb 1.3.68.7: RESYNC: (1.4-1.5); FILE MERGED 2008/04/03 16:02:26 thb 1.3.68.6: Merged in cairoquartz01 changes, reworked into the polymorphic Surface concept now 2008/04/02 22:56:28 thb 1.3.68.5: Reworked Surface class to abstract interface; changed all manual refcount handling to RAII 2008/03/18 22:00:57 thb 1.3.68.4: Implementing non-backbuffered canvas for cairocanvas as well - reworked to share most of the code 2008/01/22 00:50:52 thb 1.3.68.3: RESYNC: (1.3-1.4); FILE MERGED 2007/12/20 22:18:56 thb 1.3.68.2: #i81092# #i78888# #i78925# #i79258# #i79437# #i84784# Large canvas rework, completing various areas such as color spaces, bitmap data access, true sprite and non-sprite implementations, and upstreaming the canvas parts of rodos emf+ rendering 2007/10/01 13:02:01 thb 1.3.68.1: #i78888# #i78925# #i79258# #i79437# Merge from CWS picom
This commit is contained in:
Kurt Zenker
parent
d28bc65675
commit
8dbb835500
@ -7,7 +7,7 @@
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* OpenOffice.org - a multi-platform office productivity suite
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*
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* $RCSfile: cairo_spritecanvashelper.cxx,v $
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* $Revision: 1.6 $
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* $Revision: 1.7 $
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*
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* This file is part of OpenOffice.org.
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*
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@ -34,6 +34,7 @@
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#include <canvas/debug.hxx>
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#include <canvas/verbosetrace.hxx>
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#include <canvas/canvastools.hxx>
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#include <tools/diagnose_ex.h>
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#include <vcl/canvastools.hxx>
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@ -59,46 +60,47 @@ namespace cairocanvas
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Used to repaint the whole canvas (background and all
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sprites)
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*/
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void spriteRedraw( Cairo* pCairo,
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void spriteRedraw( const CairoSharedPtr& pCairo,
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const ::canvas::Sprite::Reference& rSprite )
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{
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// downcast to derived vclcanvas::Sprite interface, which
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// downcast to derived cairocanvas::Sprite interface, which
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// provides the actual redraw methods.
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::boost::polymorphic_downcast< Sprite* >(rSprite.get())->redraw( pCairo, true);
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}
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void repaintBackground( Cairo* pCairo,
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Surface* pBackgroundSurface,
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void repaintBackground( const CairoSharedPtr& pCairo,
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const SurfaceSharedPtr& pBackgroundSurface,
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const ::basegfx::B2DRange& rArea )
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{
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cairo_save( pCairo );
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cairo_rectangle( pCairo, ceil( rArea.getMinX() ), ceil( rArea.getMinY() ), floor( rArea.getWidth() ), floor( rArea.getHeight() ) );
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cairo_clip( pCairo );
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cairo_set_source_surface( pCairo, pBackgroundSurface->mpSurface, 0, 0 );
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cairo_set_operator( pCairo, CAIRO_OPERATOR_SOURCE );
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cairo_paint( pCairo );
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cairo_restore( pCairo );
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cairo_save( pCairo.get() );
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cairo_rectangle( pCairo.get(), ceil( rArea.getMinX() ), ceil( rArea.getMinY() ),
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floor( rArea.getWidth() ), floor( rArea.getHeight() ) );
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cairo_clip( pCairo.get() );
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cairo_set_source_surface( pCairo.get(), pBackgroundSurface->getCairoSurface().get(), 0, 0 );
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cairo_set_operator( pCairo.get(), CAIRO_OPERATOR_SOURCE );
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cairo_paint( pCairo.get() );
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cairo_restore( pCairo.get() );
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}
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void opaqueUpdateSpriteArea( const ::canvas::Sprite::Reference& rSprite,
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Cairo* pCairo,
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const CairoSharedPtr& pCairo,
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const ::basegfx::B2IRange& rArea )
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{
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// clip output to actual update region (otherwise a)
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// wouldn't save much render time, and b) will clutter
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// scrolled sprite content outside this area)
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cairo_save( pCairo );
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cairo_rectangle( pCairo, rArea.getMinX(), rArea.getMinY(),
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sal::static_int_cast<sal_Int32>(rArea.getWidth()),
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sal::static_int_cast<sal_Int32>(rArea.getHeight()) );
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cairo_clip( pCairo );
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cairo_save( pCairo.get() );
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cairo_rectangle( pCairo.get(), rArea.getMinX(), rArea.getMinY(),
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sal::static_int_cast<sal_Int32>(rArea.getWidth()),
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sal::static_int_cast<sal_Int32>(rArea.getHeight()) );
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cairo_clip( pCairo.get() );
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// repaint affected sprite directly to output device (at
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// the actual screen output position)
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// rendering directly to device buffer
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// rendering directly to device buffer
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::boost::polymorphic_downcast< Sprite* >( rSprite.get() )->redraw( pCairo, false );
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cairo_restore( pCairo );
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cairo_restore( pCairo.get() );
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}
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/** Repaint sprite at original position
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@ -106,7 +108,7 @@ namespace cairocanvas
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Used for opaque updates, which render directly to the
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device buffer.
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*/
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void spriteRedrawStub( Cairo* pCairo,
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void spriteRedrawStub( const CairoSharedPtr& pCairo,
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const ::canvas::Sprite::Reference& rSprite )
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{
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if( rSprite.is() )
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@ -119,7 +121,7 @@ namespace cairocanvas
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Used for generic update, which renders into device buffer.
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*/
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void spriteRedrawStub2( Cairo* pCairo,
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void spriteRedrawStub2( const CairoSharedPtr& pCairo,
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const ::canvas::Sprite::Reference& rSprite )
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{
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if( rSprite.is() )
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@ -133,7 +135,7 @@ namespace cairocanvas
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Used for opaque updates from scrollUpdate(), which render
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directly to the front buffer.
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*/
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void spriteRedrawStub3( Cairo* pCairo,
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void spriteRedrawStub3( const CairoSharedPtr& pCairo,
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const ::canvas::SpriteRedrawManager::AreaComponent& rComponent )
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{
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const ::canvas::Sprite::Reference& rSprite( rComponent.second.getSprite() );
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@ -144,7 +146,10 @@ namespace cairocanvas
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}
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SpriteCanvasHelper::SpriteCanvasHelper() :
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mpRedrawManager( NULL )
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mpRedrawManager( NULL ),
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mpOwningSpriteCanvas( NULL ),
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mpCompositingSurface(),
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maCompositingSurfaceSize()
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{
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}
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@ -153,12 +158,15 @@ namespace cairocanvas
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const ::basegfx::B2ISize& rSize )
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{
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mpRedrawManager = &rManager;
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mpOwningSpriteCanvas = &rDevice;
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CanvasHelper::init( rSize, rDevice );
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CanvasHelper::init( rSize, rDevice, &rDevice );
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}
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void SpriteCanvasHelper::disposing()
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{
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mpCompositingSurface.reset();
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mpOwningSpriteCanvas = NULL;
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mpRedrawManager = NULL;
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// forward to base
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@ -166,7 +174,7 @@ namespace cairocanvas
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}
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uno::Reference< rendering::XAnimatedSprite > SpriteCanvasHelper::createSpriteFromAnimation(
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const uno::Reference< rendering::XAnimation >& /*animation*/ )
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const uno::Reference< rendering::XAnimation >& )
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{
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return uno::Reference< rendering::XAnimatedSprite >();
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}
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@ -185,10 +193,11 @@ namespace cairocanvas
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return uno::Reference< rendering::XCustomSprite >(
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new CanvasCustomSprite( spriteSize,
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mpDevice ) );
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mpOwningSpriteCanvas ) );
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}
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uno::Reference< rendering::XSprite > SpriteCanvasHelper::createClonedSprite( const uno::Reference< rendering::XSprite >& /*original*/ )
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uno::Reference< rendering::XSprite > SpriteCanvasHelper::createClonedSprite(
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const uno::Reference< rendering::XSprite >& )
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{
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return uno::Reference< rendering::XSprite >();
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}
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@ -198,19 +207,23 @@ namespace cairocanvas
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bool& io_bSurfaceDirty )
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{
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if( !mpRedrawManager ||
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!mpDevice ||
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!mpDevice->getWindowSurface() ||
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!mpDevice->getBufferSurface() )
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!mpOwningSpriteCanvas ||
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!mpOwningSpriteCanvas->getWindowSurface() ||
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!mpOwningSpriteCanvas->getBufferSurface() )
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{
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return sal_False; // disposed, or otherwise dysfunctional
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}
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OSL_TRACE("SpriteCanvasHelper::updateScreen called");
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OSL_TRACE("SpriteCanvasHelper::updateScreen called");
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Cairo* pBufferCairo = mpDevice->getBufferSurface()->getCairo();
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Cairo* pWindowCairo = mpDevice->getWindowSurface()->getCairo();
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const ::basegfx::B2ISize& rSize = mpOwningSpriteCanvas->getSizePixel();
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const ::basegfx::B2ISize& rSize = mpDevice->getSizePixel();
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// force compositing surface to be available before using it
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// inside forEachSpriteArea
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SurfaceSharedPtr pCompositingSurface = getCompositingSurface(rSize);
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SurfaceSharedPtr pWindowSurface = mpOwningSpriteCanvas->getWindowSurface();
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CairoSharedPtr pCompositingCairo = pCompositingSurface->getCairo();
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CairoSharedPtr pWindowCairo = pWindowSurface->getCairo();
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// TODO(P1): Might be worthwile to track areas of background
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// changes, too.
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@ -225,38 +238,39 @@ namespace cairocanvas
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}
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else
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{
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OSL_TRACE("SpriteCanvasHelper::updateScreen update ALL");
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OSL_TRACE("SpriteCanvasHelper::updateScreen update ALL");
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// background has changed, so we currently have no choice
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// but repaint everything (or caller requested that)
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cairo_rectangle( pBufferCairo, 0, 0, rSize.getX(), rSize.getY() );
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cairo_clip( pBufferCairo );
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cairo_save( pBufferCairo );
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cairo_set_source_surface( pBufferCairo, mpDevice->getBackgroundSurface()->mpSurface, 0, 0 );
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cairo_set_operator( pBufferCairo, CAIRO_OPERATOR_SOURCE );
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cairo_paint( pBufferCairo );
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cairo_restore( pBufferCairo );
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cairo_rectangle( pCompositingCairo.get(), 0, 0, rSize.getX(), rSize.getY() );
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cairo_clip( pCompositingCairo.get() );
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cairo_save( pCompositingCairo.get() );
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cairo_set_source_surface( pCompositingCairo.get(),
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mpOwningSpriteCanvas->getBufferSurface()->getCairoSurface().get(),
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0, 0 );
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cairo_set_operator( pCompositingCairo.get(), CAIRO_OPERATOR_SOURCE );
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cairo_paint( pCompositingCairo.get() );
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cairo_restore( pCompositingCairo.get() );
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// repaint all active sprites on top of background into
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// VDev.
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mpRedrawManager->forEachSprite(
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::boost::bind(
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&spriteRedraw,
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pBufferCairo,
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boost::cref(pCompositingCairo),
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_1 ) );
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// flush to screen
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cairo_rectangle( pWindowCairo, 0, 0, rSize.getX(), rSize.getY() );
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cairo_clip( pWindowCairo );
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cairo_set_source_surface( pWindowCairo, mpDevice->getBufferSurface()->mpSurface, 0, 0 );
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cairo_set_operator( pWindowCairo, CAIRO_OPERATOR_SOURCE );
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cairo_paint( pWindowCairo );
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cairo_rectangle( pWindowCairo.get(), 0, 0, rSize.getX(), rSize.getY() );
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cairo_clip( pWindowCairo.get() );
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cairo_set_source_surface( pWindowCairo.get(),
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pCompositingSurface->getCairoSurface().get(),
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0, 0 );
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cairo_set_operator( pWindowCairo.get(), CAIRO_OPERATOR_SOURCE );
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cairo_paint( pWindowCairo.get() );
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}
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cairo_destroy( pBufferCairo );
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cairo_destroy( pWindowCairo );
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// change record vector must be cleared, for the next turn of
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// rendering and sprite changing
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mpRedrawManager->clearChangeRecords();
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@ -264,38 +278,39 @@ namespace cairocanvas
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io_bSurfaceDirty = false;
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// commit to screen
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mpDevice->flush();
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mpOwningSpriteCanvas->flush();
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return sal_True;
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}
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void SpriteCanvasHelper::backgroundPaint( const ::basegfx::B2DRange& rUpdateRect )
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{
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if( mpDevice ) {
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Cairo* pBufferCairo = mpDevice->getBufferSurface()->getCairo();
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repaintBackground( pBufferCairo, mpDevice->getBackgroundSurface(), rUpdateRect );
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cairo_destroy( pBufferCairo );
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}
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if( mpOwningSpriteCanvas && mpCompositingSurface )
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repaintBackground( mpCompositingSurface->getCairo(),
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mpOwningSpriteCanvas->getBufferSurface(),
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rUpdateRect );
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}
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void SpriteCanvasHelper::scrollUpdate( const ::basegfx::B2DRange& rMoveStart,
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const ::basegfx::B2DRange& rMoveEnd,
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const ::canvas::SpriteRedrawManager::UpdateArea& rUpdateArea )
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{
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ENSURE_AND_THROW( mpDevice &&
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mpDevice->getBufferSurface(),
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ENSURE_OR_THROW( mpOwningSpriteCanvas &&
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mpOwningSpriteCanvas->getBufferSurface(),
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"SpriteCanvasHelper::scrollUpdate(): NULL device pointer " );
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Cairo* pBufferCairo = mpDevice->getBufferSurface()->getCairo();
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OSL_TRACE("SpriteCanvasHelper::scrollUpdate called");
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OSL_TRACE("SpriteCanvasHelper::scrollUpdate called");
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const ::basegfx::B2ISize& rSize = mpDevice->getSizePixel();
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const ::basegfx::B2ISize& rSize = mpOwningSpriteCanvas->getSizePixel();
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const ::basegfx::B2IRange aOutputBounds( 0,0,
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rSize.getX(),
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rSize.getY() );
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SurfaceSharedPtr pCompositingSurface = getCompositingSurface(rSize);
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SurfaceSharedPtr pWindowSurface = mpOwningSpriteCanvas->getWindowSurface();
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CairoSharedPtr pCompositingCairo = pCompositingSurface->getCairo();
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CairoSharedPtr pWindowCairo = pWindowSurface->getCairo();
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// round rectangles to integer pixel. Note: have to be
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// extremely careful here, to avoid off-by-one errors for
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// the destination area: otherwise, the next scroll update
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@ -330,38 +345,39 @@ namespace cairocanvas
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rUpdateArea.maComponentList.end(),
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::boost::bind(
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&spriteRedrawStub3,
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pBufferCairo,
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boost::cref(pCompositingCairo),
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_1 ) );
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}
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else
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{
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const ::basegfx::B2IVector aSourceUpperLeftPos( aSourceRect.getMinimum() );
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const ::basegfx::B2IVector aSourceUpperLeftPos( aSourceRect.getMinimum() );
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// clip dest area (which must be inside rDestBounds)
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::basegfx::B2IRange aDestRect( rDestRect );
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aDestRect.intersect( aOutputBounds );
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// clip dest area (which must be inside rDestBounds)
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::basegfx::B2IRange aDestRect( rDestRect );
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aDestRect.intersect( aOutputBounds );
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cairo_save( pBufferCairo );
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cairo_save( pCompositingCairo.get() );
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// scroll content in device back buffer
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cairo_set_source_surface( pBufferCairo, mpDevice->getBufferSurface()->mpSurface,
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aDestPos.getX() - aSourceUpperLeftPos.getX(),
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aDestPos.getY() - aSourceUpperLeftPos.getY() );
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cairo_rectangle( pBufferCairo,
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aDestPos.getX(), aDestPos.getY(),
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sal::static_int_cast<sal_Int32>(aDestRect.getWidth()),
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sal::static_int_cast<sal_Int32>(aDestRect.getHeight()) );
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cairo_clip( pBufferCairo );
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cairo_set_operator( pBufferCairo, CAIRO_OPERATOR_SOURCE );
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cairo_paint( pBufferCairo );
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cairo_restore( pBufferCairo );
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cairo_set_source_surface( pCompositingCairo.get(),
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mpOwningSpriteCanvas->getBufferSurface()->getCairoSurface().get(),
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aDestPos.getX() - aSourceUpperLeftPos.getX(),
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aDestPos.getY() - aSourceUpperLeftPos.getY() );
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cairo_rectangle( pCompositingCairo.get(),
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aDestPos.getX(), aDestPos.getY(),
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sal::static_int_cast<sal_Int32>(aDestRect.getWidth()),
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sal::static_int_cast<sal_Int32>(aDestRect.getHeight()) );
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cairo_clip( pCompositingCairo.get() );
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cairo_set_operator( pCompositingCairo.get(), CAIRO_OPERATOR_SOURCE );
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cairo_paint( pCompositingCairo.get() );
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cairo_restore( pCompositingCairo.get() );
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const ::canvas::SpriteRedrawManager::SpriteConnectedRanges::ComponentListType::const_iterator
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aFirst( rUpdateArea.maComponentList.begin() );
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::canvas::SpriteRedrawManager::SpriteConnectedRanges::ComponentListType::const_iterator
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aSecond( aFirst ); ++aSecond;
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ENSURE_AND_THROW( aFirst->second.getSprite().is(),
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"VCLCanvas::scrollUpdate(): no sprite" );
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ENSURE_OR_THROW( aFirst->second.getSprite().is(),
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"VCLCanvas::scrollUpdate(): no sprite" );
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// repaint uncovered areas from sprite. Need to actually
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// clip here, since we're only repainting _parts_ of the
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@ -370,7 +386,7 @@ namespace cairocanvas
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aUnscrollableAreas.end(),
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::boost::bind( &opaqueUpdateSpriteArea,
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::boost::cref(aFirst->second.getSprite()),
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pBufferCairo,
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boost::cref(pCompositingCairo),
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_1 ) );
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}
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||||
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@ -384,80 +400,81 @@ namespace cairocanvas
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::std::for_each( aUncoveredAreas.begin(),
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aUncoveredAreas.end(),
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::boost::bind( &repaintBackground,
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pBufferCairo,
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mpDevice->getBackgroundSurface(),
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boost::cref(pCompositingCairo),
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boost::cref(mpOwningSpriteCanvas->getBufferSurface()),
|
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_1 ) );
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Cairo* pWindowCairo = mpDevice->getWindowSurface()->getCairo();
|
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cairo_rectangle( pWindowCairo, 0, 0, rSize.getX(), rSize.getY() );
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cairo_clip( pWindowCairo );
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cairo_set_source_surface( pWindowCairo, mpDevice->getBufferSurface()->mpSurface, 0, 0 );
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cairo_set_operator( pWindowCairo, CAIRO_OPERATOR_SOURCE );
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cairo_paint( pWindowCairo );
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cairo_destroy( pBufferCairo );
|
||||
cairo_destroy( pWindowCairo );
|
||||
cairo_rectangle( pWindowCairo.get(), 0, 0, rSize.getX(), rSize.getY() );
|
||||
cairo_clip( pWindowCairo.get() );
|
||||
cairo_set_source_surface( pWindowCairo.get(),
|
||||
pCompositingSurface->getCairoSurface().get(),
|
||||
0, 0 );
|
||||
cairo_set_operator( pWindowCairo.get(), CAIRO_OPERATOR_SOURCE );
|
||||
cairo_paint( pWindowCairo.get() );
|
||||
}
|
||||
|
||||
void SpriteCanvasHelper::opaqueUpdate( const ::basegfx::B2DRange& rTotalArea,
|
||||
const ::std::vector< ::canvas::Sprite::Reference >& rSortedUpdateSprites )
|
||||
{
|
||||
ENSURE_AND_THROW( mpDevice &&
|
||||
mpDevice->getBufferSurface(),
|
||||
ENSURE_OR_THROW( mpOwningSpriteCanvas &&
|
||||
mpOwningSpriteCanvas->getBufferSurface(),
|
||||
"SpriteCanvasHelper::opaqueUpdate(): NULL device pointer " );
|
||||
|
||||
OSL_TRACE("SpriteCanvasHelper::opaqueUpdate called");
|
||||
OSL_TRACE("SpriteCanvasHelper::opaqueUpdate called");
|
||||
|
||||
Cairo* pBufferCairo = mpDevice->getBufferSurface()->getCairo();
|
||||
const ::basegfx::B2ISize& rDeviceSize = mpDevice->getSizePixel();
|
||||
const ::basegfx::B2ISize& rDeviceSize = mpOwningSpriteCanvas->getSizePixel();
|
||||
|
||||
cairo_rectangle( pBufferCairo, 0, 0, rDeviceSize.getX(), rDeviceSize.getY() );
|
||||
cairo_clip( pBufferCairo );
|
||||
SurfaceSharedPtr pCompositingSurface = getCompositingSurface(rDeviceSize);
|
||||
SurfaceSharedPtr pWindowSurface = mpOwningSpriteCanvas->getWindowSurface();
|
||||
CairoSharedPtr pCompositingCairo = pCompositingSurface->getCairo();
|
||||
CairoSharedPtr pWindowCairo = pWindowSurface->getCairo();
|
||||
|
||||
::basegfx::B2DVector aPos( ceil( rTotalArea.getMinX() ), ceil( rTotalArea.getMinY() ) );
|
||||
::basegfx::B2DVector aSize( floor( rTotalArea.getMaxX() - aPos.getX() ), floor( rTotalArea.getMaxY() - aPos.getY() ) );
|
||||
cairo_rectangle( pCompositingCairo.get(), 0, 0, rDeviceSize.getX(), rDeviceSize.getY() );
|
||||
cairo_clip( pCompositingCairo.get() );
|
||||
|
||||
cairo_rectangle( pBufferCairo, aPos.getX(), aPos.getY(), aSize.getX(), aSize.getY() );
|
||||
cairo_clip( pBufferCairo );
|
||||
::basegfx::B2DVector aPos( ceil( rTotalArea.getMinX() ), ceil( rTotalArea.getMinY() ) );
|
||||
::basegfx::B2DVector aSize( floor( rTotalArea.getMaxX() - aPos.getX() ), floor( rTotalArea.getMaxY() - aPos.getY() ) );
|
||||
|
||||
cairo_rectangle( pCompositingCairo.get(), aPos.getX(), aPos.getY(), aSize.getX(), aSize.getY() );
|
||||
cairo_clip( pCompositingCairo.get() );
|
||||
|
||||
// repaint all affected sprites directly to output device
|
||||
::std::for_each( rSortedUpdateSprites.begin(),
|
||||
rSortedUpdateSprites.end(),
|
||||
::boost::bind(
|
||||
&spriteRedrawStub,
|
||||
pBufferCairo,
|
||||
boost::cref(pCompositingCairo),
|
||||
_1 ) );
|
||||
|
||||
// flush to screen
|
||||
Cairo* pWindowCairo = mpDevice->getWindowSurface()->getCairo();
|
||||
|
||||
cairo_rectangle( pWindowCairo, 0, 0, rDeviceSize.getX(), rDeviceSize.getY() );
|
||||
cairo_clip( pWindowCairo );
|
||||
cairo_rectangle( pWindowCairo, aPos.getX(), aPos.getY(), aSize.getX(), aSize.getY() );
|
||||
cairo_clip( pWindowCairo );
|
||||
cairo_set_source_surface( pWindowCairo, mpDevice->getBufferSurface()->mpSurface, 0, 0 );
|
||||
cairo_set_operator( pWindowCairo, CAIRO_OPERATOR_SOURCE );
|
||||
cairo_paint( pWindowCairo );
|
||||
|
||||
cairo_destroy( pBufferCairo );
|
||||
cairo_destroy( pWindowCairo );
|
||||
cairo_rectangle( pWindowCairo.get(), 0, 0, rDeviceSize.getX(), rDeviceSize.getY() );
|
||||
cairo_clip( pWindowCairo.get() );
|
||||
cairo_rectangle( pWindowCairo.get(), aPos.getX(), aPos.getY(), aSize.getX(), aSize.getY() );
|
||||
cairo_clip( pWindowCairo.get() );
|
||||
cairo_set_source_surface( pWindowCairo.get(),
|
||||
pCompositingSurface->getCairoSurface().get(),
|
||||
0, 0 );
|
||||
cairo_set_operator( pWindowCairo.get(), CAIRO_OPERATOR_SOURCE );
|
||||
cairo_paint( pWindowCairo.get() );
|
||||
}
|
||||
|
||||
void SpriteCanvasHelper::genericUpdate( const ::basegfx::B2DRange& rRequestedArea,
|
||||
const ::std::vector< ::canvas::Sprite::Reference >& rSortedUpdateSprites )
|
||||
{
|
||||
// TODO
|
||||
OSL_TRACE("SpriteCanvasHelper::genericUpdate called");
|
||||
OSL_TRACE("SpriteCanvasHelper::genericUpdate called");
|
||||
|
||||
ENSURE_AND_THROW( mpDevice &&
|
||||
mpDevice->getBufferSurface(),
|
||||
"SpriteCanvasHelper::genericUpdate(): NULL device pointer " );
|
||||
|
||||
Cairo* pBufferCairo = mpDevice->getBufferSurface()->getCairo();
|
||||
ENSURE_OR_THROW( mpOwningSpriteCanvas &&
|
||||
mpOwningSpriteCanvas->getBufferSurface(),
|
||||
"SpriteCanvasHelper::genericUpdate(): NULL device pointer " );
|
||||
|
||||
// limit size of update VDev to target outdev's size
|
||||
const ::basegfx::B2ISize& rSize = mpDevice->getSizePixel();
|
||||
const ::basegfx::B2ISize& rSize = mpOwningSpriteCanvas->getSizePixel();
|
||||
|
||||
SurfaceSharedPtr pCompositingSurface = getCompositingSurface(rSize);
|
||||
SurfaceSharedPtr pWindowSurface = mpOwningSpriteCanvas->getWindowSurface();
|
||||
CairoSharedPtr pCompositingCairo = pCompositingSurface->getCairo();
|
||||
CairoSharedPtr pWindowCairo = pWindowSurface->getCairo();
|
||||
|
||||
// round output position towards zero. Don't want to truncate
|
||||
// a fraction of a sprite pixel... Clip position at origin,
|
||||
@ -477,34 +494,54 @@ namespace cairocanvas
|
||||
::std::min( rSize.getY(),
|
||||
::canvas::tools::roundUp( rRequestedArea.getMaxY() - aOutputPosition.Y()) ) );
|
||||
|
||||
cairo_rectangle( pBufferCairo, aOutputPosition.X(), aOutputPosition.Y(), aOutputSize.Width(), aOutputSize.Height() );
|
||||
cairo_clip( pBufferCairo );
|
||||
cairo_rectangle( pCompositingCairo.get(), aOutputPosition.X(), aOutputPosition.Y(), aOutputSize.Width(), aOutputSize.Height() );
|
||||
cairo_clip( pCompositingCairo.get() );
|
||||
|
||||
// paint background
|
||||
cairo_save( pBufferCairo );
|
||||
cairo_set_source_surface( pBufferCairo, mpDevice->getBackgroundSurface()->mpSurface, 0, 0 );
|
||||
cairo_set_operator( pBufferCairo, CAIRO_OPERATOR_SOURCE );
|
||||
cairo_paint( pBufferCairo );
|
||||
cairo_restore( pBufferCairo );
|
||||
cairo_save( pCompositingCairo.get() );
|
||||
cairo_set_source_surface( pCompositingCairo.get(),
|
||||
mpOwningSpriteCanvas->getBufferSurface()->getCairoSurface().get(),
|
||||
0, 0 );
|
||||
cairo_set_operator( pCompositingCairo.get(), CAIRO_OPERATOR_SOURCE );
|
||||
cairo_paint( pCompositingCairo.get() );
|
||||
cairo_restore( pCompositingCairo.get() );
|
||||
|
||||
// repaint all affected sprites on top of background into
|
||||
// VDev.
|
||||
::std::for_each( rSortedUpdateSprites.begin(),
|
||||
rSortedUpdateSprites.end(),
|
||||
::boost::bind( &spriteRedrawStub2,
|
||||
pBufferCairo,
|
||||
boost::cref(pCompositingCairo),
|
||||
_1 ) );
|
||||
|
||||
// flush to screen
|
||||
Cairo* pWindowCairo = mpDevice->getWindowSurface()->getCairo();
|
||||
cairo_rectangle( pWindowCairo.get(), aOutputPosition.X(), aOutputPosition.Y(), aOutputSize.Width(), aOutputSize.Height() );
|
||||
cairo_clip( pWindowCairo.get() );
|
||||
cairo_set_source_surface( pWindowCairo.get(),
|
||||
pCompositingSurface->getCairoSurface().get(),
|
||||
0, 0 );
|
||||
cairo_set_operator( pWindowCairo.get(), CAIRO_OPERATOR_SOURCE );
|
||||
cairo_paint( pWindowCairo.get() );
|
||||
}
|
||||
|
||||
cairo_rectangle( pWindowCairo, aOutputPosition.X(), aOutputPosition.Y(), aOutputSize.Width(), aOutputSize.Height() );
|
||||
cairo_clip( pWindowCairo );
|
||||
cairo_set_source_surface( pWindowCairo, mpDevice->getBufferSurface()->mpSurface, 0, 0 );
|
||||
cairo_set_operator( pWindowCairo, CAIRO_OPERATOR_SOURCE );
|
||||
cairo_paint( pWindowCairo );
|
||||
::cairo::SurfaceSharedPtr SpriteCanvasHelper::getCompositingSurface( const ::basegfx::B2ISize& rNeededSize )
|
||||
{
|
||||
if( rNeededSize.getX() < maCompositingSurfaceSize.getX() ||
|
||||
rNeededSize.getY() < maCompositingSurfaceSize.getY() )
|
||||
{
|
||||
// need to give buffer more size
|
||||
mpCompositingSurface.reset();
|
||||
}
|
||||
|
||||
cairo_destroy( pBufferCairo );
|
||||
cairo_destroy( pWindowCairo );
|
||||
if( !mpCompositingSurface )
|
||||
{
|
||||
mpCompositingSurface =
|
||||
mpOwningSpriteCanvas->getWindowSurface()->getSimilar(
|
||||
CAIRO_CONTENT_COLOR,
|
||||
rNeededSize.getX(), rNeededSize.getY() );
|
||||
maCompositingSurfaceSize = rNeededSize;
|
||||
}
|
||||
|
||||
return mpCompositingSurface;
|
||||
}
|
||||
}
|
||||
|
||||
Loading…
x
Reference in New Issue
Block a user