78 lines
2.3 KiB
C++
78 lines
2.3 KiB
C++
/*************************************************************************
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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 2008 by Sun Microsystems, Inc.
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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: transitiontools.cxx,v $
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* $Revision: 1.6 $
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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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// MARKER(update_precomp.py): autogen include statement, do not remove
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#include "precompiled_slideshow.hxx"
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#include "transitiontools.hxx"
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#include <basegfx/point/b2dpoint.hxx>
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#include <basegfx/polygon/b2dpolygon.hxx>
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#include <basegfx/polygon/b2dpolygontools.hxx>
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#include <basegfx/matrix/b2dhommatrix.hxx>
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namespace slideshow {
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namespace internal {
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// TODO(Q2): Move this to basegfx
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::basegfx::B2DPolygon createUnitRect()
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{
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return ::basegfx::tools::createPolygonFromRect(
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::basegfx::B2DRectangle(0.0,0.0,
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1.0,1.0 ) );
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}
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::basegfx::B2DPolyPolygon flipOnYAxis(
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::basegfx::B2DPolyPolygon const & polypoly )
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{
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::basegfx::B2DPolyPolygon res(polypoly);
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::basegfx::B2DHomMatrix aTransform;
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aTransform.scale( -1.0, 1.0 );
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aTransform.translate( 1.0, 0.0 );
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res.transform( aTransform );
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res.flip();
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return res;
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}
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::basegfx::B2DPolyPolygon flipOnXAxis(
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::basegfx::B2DPolyPolygon const & polypoly )
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{
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::basegfx::B2DPolyPolygon res(polypoly);
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::basegfx::B2DHomMatrix aTransform;
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aTransform.scale( 1.0, -1.0 );
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aTransform.translate( 0.0, 1.0 );
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res.transform( aTransform );
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res.flip();
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return res;
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}
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}
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}
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