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libreoffice/slideshow/source/engine/transitions/ellipsewipe.cxx
Rüdiger Timm b896aac5ae INTEGRATION: CWS ooo19126 (1.2.42); FILE MERGED
2005/09/05 17:41:25 rt 1.2.42.1: #i54170# Change license header: remove SISSL
2005-09-07 19:52:13 +00:00

58 lines
1.9 KiB
C++

/*************************************************************************
*
* OpenOffice.org - a multi-platform office productivity suite
*
* $RCSfile: ellipsewipe.cxx,v $
*
* $Revision: 1.3 $
*
* last change: $Author: rt $ $Date: 2005-09-07 20:51:56 $
*
* The Contents of this file are made available subject to
* the terms of GNU Lesser General Public License Version 2.1.
*
*
* GNU Lesser General Public License Version 2.1
* =============================================
* Copyright 2005 by Sun Microsystems, Inc.
* 901 San Antonio Road, Palo Alto, CA 94303, USA
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1, as published by the Free Software Foundation.
*
* This library 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 for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*
************************************************************************/
#include "canvas/debug.hxx"
#include "ellipsewipe.hxx"
#include "transitiontools.hxx"
#include "basegfx/numeric/ftools.hxx"
#include "basegfx/polygon/b2dpolygontools.hxx"
namespace presentation {
namespace internal {
::basegfx::B2DPolyPolygon EllipseWipe::operator () ( double t )
{
// currently only circle:
::basegfx::B2DPolygon poly(
::basegfx::tools::createPolygonFromCircle(
::basegfx::B2DPoint( 0.5, 0.5 ),
::basegfx::pruneScaleValue( t * M_SQRT2 / 2.0 ) ) );
return ::basegfx::B2DPolyPolygon( poly );
}
}
}