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/*************************************************************************
*
* $RCSfile: bitmapaction.cxx,v $
*
* $Revision: 1.6 $
*
* last change: $Author: obo $ $Date: 2005-04-18 09:58:44 $
*
* The Contents of this file are made available subject to the terms of
* either of the following licenses
*
* - GNU Lesser General Public License Version 2.1
* - Sun Industry Standards Source License Version 1.1
*
* Sun Microsystems Inc., October, 2000
*
* GNU Lesser General Public License Version 2.1
* =============================================
* Copyright 2000 by Sun Microsystems, Inc.
* 901 San Antonio Road, Palo Alto, CA 94303, USA
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1, as published by the Free Software Foundation.
*
* This library 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 for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*
*
* Sun Industry Standards Source License Version 1.1
* =================================================
* The contents of this file are subject to the Sun Industry Standards
* Source License Version 1.1 (the "License"); You may not use this file
* except in compliance with the License. You may obtain a copy of the
* License at http://www.openoffice.org/license.html.
*
* Software provided under this License is provided on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING,
* WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS,
* MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING.
* See the License for the specific provisions governing your rights and
* obligations concerning the Software.
*
* The Initial Developer of the Original Code is: Sun Microsystems, Inc.
*
* Copyright: 2000 by Sun Microsystems, Inc.
*
* All Rights Reserved.
*
* Contributor(s): _______________________________________
*
*
************************************************************************/
#include <bitmapaction.hxx>
#include <outdevstate.hxx>
#ifndef _RTL_LOGFILE_HXX_
#include <rtl/logfile.hxx>
#endif
#ifndef _COM_SUN_STAR_RENDERING_XBITMAP_HPP__
#include <com/sun/star/rendering/XBitmap.hpp>
#endif
#ifndef _COM_SUN_STAR_RENDERING_REPAINTRESULT_HPP_
#include <com/sun/star/rendering/RepaintResult.hpp>
#endif
#ifndef _COM_SUN_STAR_RENDERING_XCACHEDPRIMITIVE_HPP_
#include <com/sun/star/rendering/XCachedPrimitive.hpp>
#endif
#ifndef _SV_BITMAPEX_HXX
#include <vcl/bitmapex.hxx>
#endif
#ifndef _SV_GEN_HXX
#include <tools/gen.hxx>
#endif
#ifndef _VCL_CANVASTOOLS_HXX
#include <vcl/canvastools.hxx>
#endif
#ifndef _CANVAS_CANVASTOOLS_HXX
#include <canvas/canvastools.hxx>
#endif
#ifndef _BGFX_MATRIX_B2DHOMMATRIX_HXX
#include <basegfx/matrix/b2dhommatrix.hxx>
#endif
#ifndef _BGFX_VECTOR_B2DSIZE_HXX
#include <basegfx/vector/b2dsize.hxx>
#endif
#ifndef _BGFX_RANGE_B2DRANGE_HXX
#include <basegfx/range/b2drange.hxx>
#endif
#ifndef _BGFX_TOOLS_CANVASTOOLS_HXX
#include <basegfx/tools/canvastools.hxx>
#endif
#include <boost/utility.hpp>
#include <mtftools.hxx>
using namespace ::com::sun::star;
namespace cppcanvas
{
namespace internal
{
namespace
{
class BitmapAction : public Action, private ::boost::noncopyable
{
public:
BitmapAction( const ::BitmapEx&,
const ::Point& rDstPoint,
const CanvasSharedPtr&,
const OutDevState& );
BitmapAction( const ::BitmapEx&,
const ::Point& rDstPoint,
const ::Size& rDstSize,
const CanvasSharedPtr&,
const OutDevState& );
virtual bool render( const ::basegfx::B2DHomMatrix& rTransformation ) const;
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:
uno::Reference< rendering::XBitmap > mxBitmap;
mutable uno::Reference< rendering::XCachedPrimitive > mxCachedBitmap;
mutable ::basegfx::B2DHomMatrix maLastTransformation;
CanvasSharedPtr mpCanvas;
rendering::RenderState maState;
};
BitmapAction::BitmapAction( const ::BitmapEx& rBmpEx,
const ::Point& rDstPoint,
const CanvasSharedPtr& rCanvas,
const OutDevState& rState ) :
mxBitmap( ::vcl::unotools::xBitmapFromBitmapEx( rCanvas->getUNOCanvas()->getDevice(),
rBmpEx ) ),
mxCachedBitmap(),
maLastTransformation(),
mpCanvas( rCanvas ),
maState()
{
tools::initRenderState(maState,rState);
// Setup transformation such that the next render call is
// moved rPoint away.
::basegfx::B2DHomMatrix aLocalTransformation;
aLocalTransformation.translate( rDstPoint.X(),
rDstPoint.Y() );
::canvas::tools::appendToRenderState( maState,
aLocalTransformation );
// correct clip (which is relative to original transform)
tools::modifyClip( maState, rState, rCanvas, rDstPoint, NULL );
}
BitmapAction::BitmapAction( const ::BitmapEx& rBmpEx,
const ::Point& rDstPoint,
const ::Size& rDstSize,
const CanvasSharedPtr& rCanvas,
const OutDevState& rState ) :
mxBitmap( ::vcl::unotools::xBitmapFromBitmapEx( rCanvas->getUNOCanvas()->getDevice(),
rBmpEx ) ),
mxCachedBitmap(),
maLastTransformation(),
mpCanvas( rCanvas ),
maState()
{
tools::initRenderState(maState,rState);
// Setup transformation such that the next render call is
// moved rPoint away, and scaled according to the ratio
// given by src and dst size.
const ::Size aBmpSize( rBmpEx.GetSizePixel() );
::basegfx::B2DHomMatrix aLocalTransformation;
const ::basegfx::B2DSize aScale( static_cast<double>(rDstSize.Width()) / aBmpSize.Width(),
static_cast<double>(rDstSize.Height()) / aBmpSize.Height() );
aLocalTransformation.scale( aScale.getX(), aScale.getY() );
aLocalTransformation.translate( rDstPoint.X(),
rDstPoint.Y() );
::canvas::tools::appendToRenderState( maState,
aLocalTransformation );
// correct clip (which is relative to original transform)
tools::modifyClip( maState, rState, rCanvas, rDstPoint, &aScale );
}
bool BitmapAction::render( const ::basegfx::B2DHomMatrix& rTransformation ) const
{
RTL_LOGFILE_CONTEXT( aLog, "::cppcanvas::internal::BitmapAction::render()" );
RTL_LOGFILE_CONTEXT_TRACE1( aLog, "::cppcanvas::internal::BitmapAction: 0x%X", this );
rendering::RenderState aLocalState( maState );
::canvas::tools::prependToRenderState(aLocalState, rTransformation);
const rendering::ViewState& rViewState( mpCanvas->getViewState() );
// can we use the cached bitmap?
if( mxCachedBitmap.is() &&
maLastTransformation == rTransformation )
{
if( mxCachedBitmap->redraw( rViewState ) ==
rendering::RepaintResult::REDRAWN )
{
// cached repaint succeeded, done.
return true;
}
}
maLastTransformation = rTransformation;
mxCachedBitmap = mpCanvas->getUNOCanvas()->drawBitmap( mxBitmap,
rViewState,
aLocalState );
return true;
}
bool BitmapAction::render( const ::basegfx::B2DHomMatrix& rTransformation,
const Subset& rSubset ) const
{
// bitmap only contains a single action, fail if subset
// requests different range
if( rSubset.mnSubsetBegin != 0 ||
rSubset.mnSubsetEnd != 1 )
return false;
return render( rTransformation );
}
::basegfx::B2DRange BitmapAction::getBounds( const ::basegfx::B2DHomMatrix& rTransformation ) const
{
rendering::RenderState aLocalState( maState );
::canvas::tools::prependToRenderState(aLocalState, rTransformation);
const geometry::IntegerSize2D aSize( mxBitmap->getSize() );
return tools::calcDevicePixelBounds( ::basegfx::B2DRange( 0,0,
aSize.Width,
aSize.Height ),
mpCanvas->getViewState(),
aLocalState );
}
::basegfx::B2DRange BitmapAction::getBounds( const ::basegfx::B2DHomMatrix& rTransformation,
const Subset& rSubset ) const
{
// bitmap 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 BitmapAction::getActionCount() const
{
return 1;
}
}
ActionSharedPtr BitmapActionFactory::createBitmapAction( const ::BitmapEx& rBmpEx,
const ::Point& rDstPoint,
const CanvasSharedPtr& rCanvas,
const OutDevState& rState )
{
return ActionSharedPtr( new BitmapAction(rBmpEx,
rDstPoint,
rCanvas,
rState ) );
}
ActionSharedPtr BitmapActionFactory::createBitmapAction( const ::BitmapEx& rBmpEx,
const ::Point& rDstPoint,
const ::Size& rDstSize,
const CanvasSharedPtr& rCanvas,
const OutDevState& rState )
{
return ActionSharedPtr( new BitmapAction(rBmpEx,
rDstPoint,
rDstSize,
rCanvas,
rState ) );
}
}
}
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