265 lines
8.9 KiB
C++
265 lines
8.9 KiB
C++
/*************************************************************************
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*
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* OpenOffice.org - a multi-platform office productivity suite
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*
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* $RCSfile: baseprimitive2d.cxx,v $
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*
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* $Revision: 1.6 $
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*
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* last change: $Author: aw $ $Date: 2008-05-27 14:11:20 $
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*
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* The Contents of this file are made available subject to
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* the terms of GNU Lesser General Public License Version 2.1.
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*
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*
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* GNU Lesser General Public License Version 2.1
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* =============================================
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* Copyright 2005 by Sun Microsystems, Inc.
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* 901 San Antonio Road, Palo Alto, CA 94303, USA
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License version 2.1, as published by the Free Software Foundation.
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*
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* This library 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 GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*
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************************************************************************/
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// MARKER(update_precomp.py): autogen include statement, do not remove
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#include "precompiled_drawinglayer.hxx"
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#include <drawinglayer/primitive2d/baseprimitive2d.hxx>
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#include <drawinglayer/geometry/viewinformation2d.hxx>
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#include <basegfx/tools/canvastools.hxx>
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//////////////////////////////////////////////////////////////////////////////
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using namespace com::sun::star;
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//////////////////////////////////////////////////////////////////////////////
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namespace drawinglayer
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{
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namespace primitive2d
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{
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Primitive2DSequence BasePrimitive2D::createLocalDecomposition(const geometry::ViewInformation2D& /*rViewInformation*/) const
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{
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return Primitive2DSequence();
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}
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BasePrimitive2D::BasePrimitive2D()
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: BasePrimitive2DImplBase(m_aMutex),
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maLocalDecomposition()
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{
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}
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bool BasePrimitive2D::operator==( const BasePrimitive2D& rPrimitive ) const
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{
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return (getPrimitiveID() == rPrimitive.getPrimitiveID());
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}
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basegfx::B2DRange BasePrimitive2D::getB2DRange(const geometry::ViewInformation2D& rViewInformation) const
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{
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return getB2DRangeFromPrimitive2DSequence(get2DDecomposition(rViewInformation), rViewInformation);
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}
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Primitive2DSequence BasePrimitive2D::get2DDecomposition(const geometry::ViewInformation2D& rViewInformation) const
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{
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::osl::MutexGuard aGuard( m_aMutex );
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if(!getLocalDecomposition().hasElements())
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{
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const Primitive2DSequence aNewSequence(createLocalDecomposition(rViewInformation));
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const_cast< BasePrimitive2D* >(this)->setLocalDecomposition(aNewSequence);
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}
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return getLocalDecomposition();
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}
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Primitive2DSequence SAL_CALL BasePrimitive2D::getDecomposition( const uno::Sequence< beans::PropertyValue >& rViewParameters ) throw ( uno::RuntimeException )
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{
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const geometry::ViewInformation2D aViewInformation(rViewParameters);
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return get2DDecomposition(aViewInformation);
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}
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com::sun::star::geometry::RealRectangle2D SAL_CALL BasePrimitive2D::getRange( const uno::Sequence< beans::PropertyValue >& rViewParameters ) throw ( uno::RuntimeException )
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{
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const geometry::ViewInformation2D aViewInformation(rViewParameters);
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return basegfx::unotools::rectangle2DFromB2DRectangle(getB2DRange(aViewInformation));
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}
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} // end of namespace primitive2d
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} // end of namespace drawinglayer
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//////////////////////////////////////////////////////////////////////////////
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// tooling
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namespace drawinglayer
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{
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namespace primitive2d
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{
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// get B2DRange from a given Primitive2DReference
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basegfx::B2DRange getB2DRangeFromPrimitive2DReference(const Primitive2DReference& rCandidate, const geometry::ViewInformation2D& aViewInformation)
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{
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basegfx::B2DRange aRetval;
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if(rCandidate.is())
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{
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// try to get C++ implementation base
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const BasePrimitive2D* pCandidate(dynamic_cast< BasePrimitive2D* >(rCandidate.get()));
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if(pCandidate)
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{
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// use it if possible
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aRetval.expand(pCandidate->getB2DRange(aViewInformation));
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}
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else
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{
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// use UNO API call instead
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const uno::Sequence< beans::PropertyValue >& rViewParameters(aViewInformation.getViewInformationSequence());
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aRetval.expand(basegfx::unotools::b2DRectangleFromRealRectangle2D(rCandidate->getRange(rViewParameters)));
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}
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}
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return aRetval;
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}
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// get B2DRange from a given Primitive2DSequence
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basegfx::B2DRange getB2DRangeFromPrimitive2DSequence(const Primitive2DSequence& rCandidate, const geometry::ViewInformation2D& aViewInformation)
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{
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basegfx::B2DRange aRetval;
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if(rCandidate.hasElements())
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{
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const sal_Int32 nCount(rCandidate.getLength());
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for(sal_Int32 a(0L); a < nCount; a++)
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{
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aRetval.expand(getB2DRangeFromPrimitive2DReference(rCandidate[a], aViewInformation));
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}
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}
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return aRetval;
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}
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bool arePrimitive2DReferencesEqual(const Primitive2DReference& rxA, const Primitive2DReference& rxB)
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{
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const sal_Bool bAIs(rxA.is());
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if(bAIs != rxB.is())
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{
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return false;
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}
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if(!bAIs)
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{
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return true;
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}
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const BasePrimitive2D* pA(dynamic_cast< const BasePrimitive2D* >(rxA.get()));
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const BasePrimitive2D* pB(dynamic_cast< const BasePrimitive2D* >(rxB.get()));
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const bool bAEqualZero(pA == 0L);
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if(bAEqualZero != (pB == 0L))
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{
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return false;
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}
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if(bAEqualZero)
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{
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return false;
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}
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return (pA->operator==(*pB));
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}
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bool arePrimitive2DSequencesEqual(const Primitive2DSequence& rA, const Primitive2DSequence& rB)
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{
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const sal_Bool bAHasElements(rA.hasElements());
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if(bAHasElements != rB.hasElements())
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{
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return false;
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}
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if(!bAHasElements)
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{
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return true;
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}
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const sal_Int32 nCount(rA.getLength());
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if(nCount != rB.getLength())
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{
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return false;
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}
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for(sal_Int32 a(0L); a < nCount; a++)
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{
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if(!arePrimitive2DReferencesEqual(rA[a], rB[a]))
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{
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return false;
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}
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}
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return true;
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}
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// concatenate sequence
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void appendPrimitive2DSequenceToPrimitive2DSequence(Primitive2DSequence& rDest, const Primitive2DSequence& rSource)
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{
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if(rSource.hasElements())
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{
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if(rDest.hasElements())
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{
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const sal_Int32 nSourceCount(rSource.getLength());
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const sal_Int32 nDestCount(rDest.getLength());
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const sal_Int32 nTargetCount(nSourceCount + nDestCount);
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sal_Int32 nInsertPos(nDestCount);
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rDest.realloc(nTargetCount);
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for(sal_Int32 a(0L); a < nSourceCount; a++)
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{
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if(rSource[a].is())
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{
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rDest[nInsertPos++] = rSource[a];
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}
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}
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if(nInsertPos != nTargetCount)
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{
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rDest.realloc(nInsertPos);
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}
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}
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else
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{
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rDest = rSource;
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}
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}
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}
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// concatenate single Primitive2D
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void appendPrimitive2DReferenceToPrimitive2DSequence(Primitive2DSequence& rDest, const Primitive2DReference& rSource)
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{
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if(rSource.is())
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{
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const sal_Int32 nDestCount(rDest.getLength());
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rDest.realloc(nDestCount + 1L);
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rDest[nDestCount] = rSource;
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}
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}
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} // end of namespace primitive2d
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} // end of namespace drawinglayer
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//////////////////////////////////////////////////////////////////////////////
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// eof
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