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/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2000, 2010 Oracle and/or its affiliates.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* This file is part of OpenOffice.org.
*
* OpenOffice.org is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
* OpenOffice.org 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 version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with OpenOffice.org. If not, see
* <http://www.openoffice.org/license.html>
* for a copy of the LGPLv3 License.
*
************************************************************************/
// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_slideshow.hxx"
#include <canvas/debug.hxx>
#include <basegfx/matrix/b2dhommatrix.hxx>
#include "boxwipe.hxx"
namespace slideshow {
namespace internal {
::basegfx::B2DPolyPolygon BoxWipe::operator () ( double t )
{
::basegfx::B2DHomMatrix aTransform;
double d = ::basegfx::pruneScaleValue(t);
if (m_topCentered) {
aTransform.translate( -0.5, 0.0 );
aTransform.scale( d, d );
aTransform.translate( 0.5, 0.0 );
} else {
aTransform.scale( d, d );
}
::basegfx::B2DPolyPolygon res( m_unitRect );
res.transform( aTransform );
return res;
}
}
}
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