88 lines
2.6 KiB
C++
88 lines
2.6 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: sweepwipe.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 <canvas/debug.hxx>
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#include <basegfx/matrix/b2dhommatrix.hxx>
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#include <basegfx/numeric/ftools.hxx>
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#include <basegfx/matrix/b2dhommatrixtools.hxx>
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#include "clockwipe.hxx"
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#include "sweepwipe.hxx"
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#include "transitiontools.hxx"
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namespace slideshow {
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namespace internal {
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::basegfx::B2DPolyPolygon SweepWipe::operator () ( double t )
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{
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t /= 2.0;
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if (! m_center)
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t /= 2.0;
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if (!m_single && !m_oppositeVertical)
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t /= 2.0;
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::basegfx::B2DPolygon poly( ClockWipe::calcCenteredClock( 0.25 + t ) );
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::basegfx::B2DHomMatrix aTransform;
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if (m_center)
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{
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aTransform = basegfx::tools::createTranslateB2DHomMatrix(0.5, 0.0);
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poly.transform( aTransform );
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}
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::basegfx::B2DPolyPolygon res(poly);
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if (! m_single)
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{
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if (m_oppositeVertical)
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{
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aTransform = basegfx::tools::createScaleB2DHomMatrix(1.0, -1.0);
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aTransform.translate( 0.0, 1.0 );
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poly.transform( aTransform );
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poly.flip();
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}
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else
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{
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aTransform = basegfx::tools::createTranslateB2DHomMatrix(-0.5, -0.5);
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aTransform.rotate( M_PI );
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aTransform.translate( 0.5, 0.5 );
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poly.transform( aTransform );
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}
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res.append(poly);
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}
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return m_flipOnYAxis ? flipOnYAxis(res) : res;
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}
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}
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}
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