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