89 lines
2.9 KiB
C++
89 lines
2.9 KiB
C++
/*************************************************************************
|
|
*
|
|
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
|
|
*
|
|
* Copyright 2008 by Sun Microsystems, Inc.
|
|
*
|
|
* OpenOffice.org - a multi-platform office productivity suite
|
|
*
|
|
* $RCSfile: fourboxwipe.cxx,v $
|
|
* $Revision: 1.6 $
|
|
*
|
|
* 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 <basegfx/polygon/b2dpolypolygon.hxx>
|
|
#include <basegfx/numeric/ftools.hxx>
|
|
#include <basegfx/matrix/b2dhommatrixtools.hxx>
|
|
#include "fourboxwipe.hxx"
|
|
|
|
|
|
namespace slideshow {
|
|
namespace internal {
|
|
|
|
::basegfx::B2DPolyPolygon FourBoxWipe::operator () ( double t )
|
|
{
|
|
::basegfx::B2DHomMatrix aTransform;
|
|
const double d = ::basegfx::pruneScaleValue( t / 2.0 );
|
|
if (m_cornersOut)
|
|
{
|
|
aTransform = basegfx::tools::createTranslateB2DHomMatrix(-0.5, -0.5);
|
|
aTransform = basegfx::tools::createScaleTranslateB2DHomMatrix(d, d, -0.25, -0.25)
|
|
* aTransform;
|
|
}
|
|
else
|
|
{
|
|
aTransform = basegfx::tools::createScaleTranslateB2DHomMatrix(d, d, -0.5, -0.5);
|
|
}
|
|
|
|
// top left:
|
|
::basegfx::B2DPolygon square( m_unitRect );
|
|
square.transform( aTransform );
|
|
::basegfx::B2DPolyPolygon res( square );
|
|
// bottom left, flip on x-axis:
|
|
aTransform.scale( -1.0, 1.0 );
|
|
::basegfx::B2DPolygon square2( m_unitRect );
|
|
square2.transform( aTransform );
|
|
square2.flip(); // flip direction
|
|
res.append( square2 );
|
|
// bottom right, flip on y-axis:
|
|
aTransform.scale( 1.0, -1.0 );
|
|
::basegfx::B2DPolygon square3( m_unitRect );
|
|
square3.transform( aTransform );
|
|
res.append( square3 );
|
|
// top right, flip on x-axis:
|
|
aTransform.scale( -1.0, 1.0 );
|
|
::basegfx::B2DPolygon square4( m_unitRect );
|
|
square4.transform( aTransform );
|
|
square4.flip(); // flip direction
|
|
res.append( square4 );
|
|
|
|
aTransform = basegfx::tools::createTranslateB2DHomMatrix(0.5, 0.5);
|
|
res.transform( aTransform );
|
|
return res;
|
|
}
|
|
|
|
}
|
|
}
|