133 lines
4.5 KiB
C++
133 lines
4.5 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: figurewipe.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/numeric/ftools.hxx>
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#include <basegfx/matrix/b2dhommatrix.hxx>
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#include <basegfx/point/b2dpoint.hxx>
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#include <basegfx/matrix/b2dhommatrixtools.hxx>
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#include "transitiontools.hxx"
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#include "figurewipe.hxx"
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namespace slideshow {
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namespace internal {
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::basegfx::B2DPolyPolygon FigureWipe::operator () ( double t )
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{
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::basegfx::B2DPolyPolygon res(m_figure);
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res.transform(basegfx::tools::createScaleTranslateB2DHomMatrix(t, t, 0.5, 0.5));
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return res;
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}
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FigureWipe * FigureWipe::createTriangleWipe()
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{
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const double s60 = sin( basegfx::deg2rad(60.0) );
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const double s30 = sin( basegfx::deg2rad(30.0) );
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::basegfx::B2DPolygon figure;
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figure.append( ::basegfx::B2DPoint( 0.5 + s30, 0.5 ) );
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figure.append( ::basegfx::B2DPoint( 0.0, -0.5 - s60 ) );
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figure.append( ::basegfx::B2DPoint( -0.5 - s30, 0.5 ) );
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figure.setClosed(true);
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return new FigureWipe(figure);
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}
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FigureWipe * FigureWipe::createArrowHeadWipe()
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{
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const double s60 = sin( basegfx::deg2rad(60.0) );
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const double s30 = sin( basegfx::deg2rad(30.0) );
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const double off = s30;
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::basegfx::B2DPolygon figure;
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figure.append( ::basegfx::B2DPoint( 0.5 + s30 + off, 0.5 + off ) );
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figure.append( ::basegfx::B2DPoint( 0.0, -0.5 - s60 ) );
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figure.append( ::basegfx::B2DPoint( -0.5 - s30 - off, 0.5 + off ) );
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figure.append( ::basegfx::B2DPoint( 0.0, 0.5 ) );
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figure.setClosed(true);
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return new FigureWipe(figure);
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}
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FigureWipe * FigureWipe::createPentagonWipe()
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{
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const double s = sin( basegfx::deg2rad(18.0) );
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const double c = cos( basegfx::deg2rad(18.0) );
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::basegfx::B2DPolygon figure;
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figure.append( ::basegfx::B2DPoint( 0.5, 0.5 ) );
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figure.append( ::basegfx::B2DPoint( 0.5 + s, 0.5 - c ) );
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figure.append( ::basegfx::B2DPoint( 0.0, 0.5 - c - sin(basegfx::deg2rad(36.0)) ) );
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figure.append( ::basegfx::B2DPoint( -0.5 - s, 0.5 - c ) );
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figure.append( ::basegfx::B2DPoint( -0.5, 0.5 ) );
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figure.setClosed(true);
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return new FigureWipe(figure);
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}
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FigureWipe * FigureWipe::createHexagonWipe()
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{
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const double s = sin( basegfx::deg2rad(30.0) );
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const double c = cos( basegfx::deg2rad(30.0) );
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::basegfx::B2DPolygon figure;
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figure.append( ::basegfx::B2DPoint( 0.5, c ) );
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figure.append( ::basegfx::B2DPoint( 0.5 + s, 0.0 ) );
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figure.append( ::basegfx::B2DPoint( 0.5, -c ) );
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figure.append( ::basegfx::B2DPoint( -0.5, -c ) );
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figure.append( ::basegfx::B2DPoint( -0.5 - s, 0.0 ) );
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figure.append( ::basegfx::B2DPoint( -0.5, c ) );
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figure.setClosed(true);
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return new FigureWipe(figure);
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}
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FigureWipe * FigureWipe::createStarWipe( sal_Int32 nPoints )
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{
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const double v = (M_PI / nPoints);
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const ::basegfx::B2DPoint p_( 0.0, -M_SQRT2 );
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::basegfx::B2DPolygon figure;
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for ( sal_Int32 pos = 0; pos < nPoints; ++pos ) {
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const double w = (pos * 2.0 * M_PI / nPoints);
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::basegfx::B2DHomMatrix aTransform;
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::basegfx::B2DPoint p(p_);
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aTransform.rotate( -w );
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p *= aTransform;
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figure.append(p);
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p = p_;
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aTransform.identity();
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aTransform.scale( 0.5, 0.5 );
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aTransform.rotate( -w - v );
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p *= aTransform;
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figure.append(p);
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}
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figure.setClosed(true);
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return new FigureWipe(figure);
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}
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}
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}
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