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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
#include <com/sun/star/animations/TransitionSubType.hpp>
#include <basegfx/numeric/ftools.hxx>
#include <basegfx/polygon/b2dpolygontools.hxx>
#include "ellipsewipe.hxx"
namespace slideshow::internal {
::basegfx::B2DPolyPolygon EllipseWipe::operator () ( double t )
{
::basegfx::B2DPoint rCenter(0.5,0.5);
double fRadius = ::basegfx::pruneScaleValue( t * M_SQRT2 / 2.0 );
if( mnSubType == com::sun::star::animations::TransitionSubType::VERTICAL )
{
// oval:
::basegfx::B2DPolygon poly (
::basegfx::utils::createPolygonFromEllipse( rCenter, fRadius*2, fRadius ) ); //Horizontal Ellipse is rotated by 90 degrees
return ::basegfx::B2DPolyPolygon( poly );
}
else
{
// circle:
::basegfx::B2DPolygon poly(
::basegfx::utils::createPolygonFromCircle( rCenter, fRadius ) );
return ::basegfx::B2DPolyPolygon( poly );
}
}
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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