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/*************************************************************************
*
* OpenOffice.org - a multi-platform office productivity suite
*
* $RCSfile: shapesubset.cxx,v $
*
* $Revision: 1.4 $
*
* last change: $Author: rt $ $Date: 2005-09-07 20:29:41 $
*
* The Contents of this file are made available subject to
* the terms of GNU Lesser General Public License Version 2.1.
*
*
* GNU Lesser General Public License Version 2.1
* =============================================
* Copyright 2005 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
*
************************************************************************/
#include <canvas/debug.hxx>
#include <shapesubset.hxx>
namespace presentation
{
namespace internal
{
ShapeSubset::ShapeSubset( const AttributableShapeSharedPtr& rOriginalShape,
const DocTreeNode& rTreeNode,
const LayerManagerSharedPtr& rLayerManager ) :
mpOriginalShape( rOriginalShape ),
mpSubsetShape(),
maTreeNode( rTreeNode ),
mpLayerManager( rLayerManager )
{
ENSURE_AND_THROW( mpLayerManager.get(),
"ShapeSubset::ShapeSubset(): Invalid layer manager" );
}
ShapeSubset::ShapeSubset( const ShapeSubsetSharedPtr& rOriginalSubset,
const DocTreeNode& rTreeNode ) :
mpOriginalShape( rOriginalSubset->mpSubsetShape.get() ?
rOriginalSubset->mpSubsetShape :
rOriginalSubset->mpOriginalShape ),
mpSubsetShape(),
maTreeNode( rTreeNode ),
mpLayerManager( rOriginalSubset->mpLayerManager )
{
ENSURE_AND_THROW( mpLayerManager.get(),
"ShapeSubset::ShapeSubset(): Invalid layer manager" );
ENSURE_AND_THROW( rOriginalSubset->maTreeNode.isEmpty() ||
(rTreeNode.getStartIndex() >= rOriginalSubset->maTreeNode.getStartIndex() &&
rTreeNode.getEndIndex() <= rOriginalSubset->maTreeNode.getEndIndex()),
"ShapeSubset::ShapeSubset(): Subset is bigger than parent" );
}
ShapeSubset::ShapeSubset( const AttributableShapeSharedPtr& rOriginalShape,
const LayerManagerSharedPtr& rLayerManager ) :
mpOriginalShape( rOriginalShape ),
mpSubsetShape(),
maTreeNode(),
mpLayerManager( rLayerManager )
{
ENSURE_AND_THROW( mpLayerManager.get(),
"ShapeSubset::ShapeSubset(): Invalid layer manager" );
}
ShapeSubset::~ShapeSubset()
{
// if not done yet: revoke subset from original
disableSubsetShape();
}
AttributableShapeSharedPtr ShapeSubset::getSubsetShape() const
{
return mpSubsetShape.get() ? mpSubsetShape : mpOriginalShape;
}
bool ShapeSubset::enableSubsetShape()
{
if( !mpSubsetShape.get() &&
!maTreeNode.isEmpty() )
{
mpSubsetShape = mpLayerManager->getSubsetShape(
mpOriginalShape,
maTreeNode );
}
return mpSubsetShape.get();
}
void ShapeSubset::disableSubsetShape()
{
if( mpSubsetShape.get() )
{
mpLayerManager->revokeSubset( mpOriginalShape,
mpSubsetShape );
mpSubsetShape.reset();
}
}
bool ShapeSubset::isFullSet() const
{
return maTreeNode.isEmpty();
}
DocTreeNode ShapeSubset::getSubset() const
{
return maTreeNode;
}
}
}
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