203 lines
9.1 KiB
C++
203 lines
9.1 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*************************************************************************
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*
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* Copyright 2000, 2010 Oracle and/or its affiliates.
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*
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* OpenOffice.org - a multi-platform office productivity suite
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*
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* This file is part of OpenOffice.org.
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*
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* OpenOffice.org is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License version 3
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* only, as published by the Free Software Foundation.
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*
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* OpenOffice.org is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License version 3 for more details
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* (a copy is included in the LICENSE file that accompanied this code).
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*
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* You should have received a copy of the GNU Lesser General Public License
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* version 3 along with OpenOffice.org. If not, see
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* <http://www.openoffice.org/license.html>
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* for a copy of the LGPLv3 License.
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*
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************************************************************************/
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#include <rtl/logfile.hxx>
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#include <com/sun/star/rendering/XBitmap.hpp>
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#include <com/sun/star/rendering/RepaintResult.hpp>
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#include <com/sun/star/rendering/XCachedPrimitive.hpp>
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#include <vcl/rendergraphicrasterizer.hxx>
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#include <tools/gen.hxx>
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#include <vcl/canvastools.hxx>
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#include <canvas/canvastools.hxx>
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#include <basegfx/matrix/b2dhommatrix.hxx>
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#include <basegfx/vector/b2dsize.hxx>
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#include <basegfx/point/b2dpoint.hxx>
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#include <basegfx/range/b2drange.hxx>
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#include <basegfx/tools/canvastools.hxx>
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#include <boost/utility.hpp>
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#include "cachedprimitivebase.hxx"
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#include "rendergraphicaction.hxx"
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#include "outdevstate.hxx"
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#include "mtftools.hxx"
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#include <basegfx/matrix/b2dhommatrixtools.hxx>
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using namespace ::com::sun::star;
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namespace cppcanvas
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{
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namespace internal
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{
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namespace
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{
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class RenderGraphicAction : public CachedPrimitiveBase
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{
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public:
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RenderGraphicAction( const ::vcl::RenderGraphic& rRenderGraphic,
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const ::basegfx::B2DPoint& rDstPoint,
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const ::basegfx::B2DVector& rDstSize,
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const CanvasSharedPtr&,
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const OutDevState& );
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virtual bool render( const ::basegfx::B2DHomMatrix& rTransformation,
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const Subset& rSubset ) const;
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virtual ::basegfx::B2DRange getBounds( const ::basegfx::B2DHomMatrix& rTransformation ) const;
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virtual ::basegfx::B2DRange getBounds( const ::basegfx::B2DHomMatrix& rTransformation,
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const Subset& rSubset ) const;
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virtual sal_Int32 getActionCount() const;
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private:
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using Action::render;
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virtual bool render( uno::Reference< rendering::XCachedPrimitive >& rCachedPrimitive,
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const ::basegfx::B2DHomMatrix& rTransformation ) const;
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::vcl::RenderGraphic maRenderGraphic;
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uno::Reference< rendering::XBitmap > mxBitmap;
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CanvasSharedPtr mpCanvas;
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rendering::RenderState maState;
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};
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RenderGraphicAction::RenderGraphicAction( const ::vcl::RenderGraphic& rRenderGraphic,
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const ::basegfx::B2DPoint& rDstPoint,
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const ::basegfx::B2DVector& rDstSize,
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const CanvasSharedPtr& rCanvas,
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const OutDevState& rState ) :
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CachedPrimitiveBase( rCanvas, true ),
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maRenderGraphic( rRenderGraphic ),
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mpCanvas( rCanvas )
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{
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tools::initRenderState( maState,rState );
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const ::vcl::RenderGraphicRasterizer aRasterizer( rRenderGraphic );
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const BitmapEx aBmpEx( aRasterizer.Rasterize( ::vcl::unotools::sizeFromB2DSize( rDstSize ) ) );
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const Size aRasteredSizePixel( aBmpEx.GetSizePixel() );
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if( aRasteredSizePixel.Width() && aRasteredSizePixel.Height() )
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{
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const ::basegfx::B2DVector aScale( rDstSize.getX() / aRasteredSizePixel.Width(),
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rDstSize.getY() / aRasteredSizePixel.Height() );
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const basegfx::B2DHomMatrix aLocalTransformation(
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basegfx::tools::createScaleTranslateB2DHomMatrix( aScale, rDstPoint)) ;
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::canvas::tools::appendToRenderState( maState, aLocalTransformation );
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// correct clip (which is relative to original transform)
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tools::modifyClip( maState, rState, rCanvas, rDstPoint, &aScale, NULL );
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mxBitmap = ::vcl::unotools::xBitmapFromBitmapEx( rCanvas->getUNOCanvas()->getDevice(), aBmpEx );
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}
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}
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bool RenderGraphicAction::render( uno::Reference< rendering::XCachedPrimitive >& rCachedPrimitive,
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const ::basegfx::B2DHomMatrix& rTransformation ) const
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{
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RTL_LOGFILE_CONTEXT( aLog, "::cppcanvas::internal::RenderGraphicAction::render()" );
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RTL_LOGFILE_CONTEXT_TRACE1( aLog, "::cppcanvas::internal::RenderGraphicAction: 0x%X", this );
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if( mxBitmap.is() )
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{
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rendering::RenderState aLocalState( maState );
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::canvas::tools::prependToRenderState(aLocalState, rTransformation);
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rCachedPrimitive = mpCanvas->getUNOCanvas()->drawBitmap( mxBitmap,
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mpCanvas->getViewState(),
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aLocalState );
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}
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return true;
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}
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bool RenderGraphicAction::render( const ::basegfx::B2DHomMatrix& rTransformation,
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const Subset& rSubset ) const
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{
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// rendergraphic only contains a single action, fail if subset
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// requests different range
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if( rSubset.mnSubsetBegin != 0 ||
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rSubset.mnSubsetEnd != 1 )
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return false;
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return CachedPrimitiveBase::render( rTransformation );
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}
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::basegfx::B2DRange RenderGraphicAction::getBounds( const ::basegfx::B2DHomMatrix& rTransformation ) const
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{
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::basegfx::B2DRange aRet;
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if( mxBitmap.is() )
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{
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rendering::RenderState aLocalState( maState );
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::canvas::tools::prependToRenderState(aLocalState, rTransformation);
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geometry::IntegerSize2D aSize( mxBitmap->getSize() );
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aRet = tools::calcDevicePixelBounds( ::basegfx::B2DRange( 0, 0, aSize.Width, aSize.Height ),
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mpCanvas->getViewState(), aLocalState );
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}
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return( aRet );
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}
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::basegfx::B2DRange RenderGraphicAction::getBounds( const ::basegfx::B2DHomMatrix& rTransformation,
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const Subset& rSubset ) const
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{
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// rendergraphic only contains a single action, empty bounds
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// if subset requests different range
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if( rSubset.mnSubsetBegin != 0 ||
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rSubset.mnSubsetEnd != 1 )
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return ::basegfx::B2DRange();
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return getBounds( rTransformation );
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}
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sal_Int32 RenderGraphicAction::getActionCount() const
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{
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return 1;
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}
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}
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ActionSharedPtr RenderGraphicActionFactory::createRenderGraphicAction( const ::vcl::RenderGraphic& rRenderGraphic,
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const ::basegfx::B2DPoint& rDstPoint,
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const ::basegfx::B2DVector& rDstSize,
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const CanvasSharedPtr& rCanvas,
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const OutDevState& rState )
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{
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return ActionSharedPtr( new RenderGraphicAction(rRenderGraphic,
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rDstPoint,
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rDstSize,
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rCanvas,
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rState ) );
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}
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}
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}
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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