1*cdf0e10cSrcweir /************************************************************************* 2*cdf0e10cSrcweir * 3*cdf0e10cSrcweir * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4*cdf0e10cSrcweir * 5*cdf0e10cSrcweir * Copyright 2000, 2010 Oracle and/or its affiliates. 6*cdf0e10cSrcweir * 7*cdf0e10cSrcweir * OpenOffice.org - a multi-platform office productivity suite 8*cdf0e10cSrcweir * 9*cdf0e10cSrcweir * This file is part of OpenOffice.org. 10*cdf0e10cSrcweir * 11*cdf0e10cSrcweir * OpenOffice.org is free software: you can redistribute it and/or modify 12*cdf0e10cSrcweir * it under the terms of the GNU Lesser General Public License version 3 13*cdf0e10cSrcweir * only, as published by the Free Software Foundation. 14*cdf0e10cSrcweir * 15*cdf0e10cSrcweir * OpenOffice.org is distributed in the hope that it will be useful, 16*cdf0e10cSrcweir * but WITHOUT ANY WARRANTY; without even the implied warranty of 17*cdf0e10cSrcweir * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 18*cdf0e10cSrcweir * GNU Lesser General Public License version 3 for more details 19*cdf0e10cSrcweir * (a copy is included in the LICENSE file that accompanied this code). 20*cdf0e10cSrcweir * 21*cdf0e10cSrcweir * You should have received a copy of the GNU Lesser General Public License 22*cdf0e10cSrcweir * version 3 along with OpenOffice.org. If not, see 23*cdf0e10cSrcweir * <http://www.openoffice.org/license.html> 24*cdf0e10cSrcweir * for a copy of the LGPLv3 License. 25*cdf0e10cSrcweir * 26*cdf0e10cSrcweir ************************************************************************/ 27*cdf0e10cSrcweir 28*cdf0e10cSrcweir // MARKER(update_precomp.py): autogen include statement, do not remove 29*cdf0e10cSrcweir #include "precompiled_slideshow.hxx" 30*cdf0e10cSrcweir 31*cdf0e10cSrcweir #include <canvas/debug.hxx> 32*cdf0e10cSrcweir #include <basegfx/matrix/b2dhommatrix.hxx> 33*cdf0e10cSrcweir #include <basegfx/point/b2dpoint.hxx> 34*cdf0e10cSrcweir #include <basegfx/numeric/ftools.hxx> 35*cdf0e10cSrcweir #include <basegfx/matrix/b2dhommatrixtools.hxx> 36*cdf0e10cSrcweir #include "clockwipe.hxx" 37*cdf0e10cSrcweir 38*cdf0e10cSrcweir 39*cdf0e10cSrcweir namespace slideshow { 40*cdf0e10cSrcweir namespace internal { 41*cdf0e10cSrcweir 42*cdf0e10cSrcweir ::basegfx::B2DPolygon ClockWipe::calcCenteredClock( double t, double e ) 43*cdf0e10cSrcweir { 44*cdf0e10cSrcweir ::basegfx::B2DPolygon poly; 45*cdf0e10cSrcweir ::basegfx::B2DHomMatrix aTransform; 46*cdf0e10cSrcweir aTransform.rotate( t * 2.0 * M_PI ); 47*cdf0e10cSrcweir const double MAX_EDGE = 2.0; 48*cdf0e10cSrcweir ::basegfx::B2DPoint p( 0.0, -MAX_EDGE ); 49*cdf0e10cSrcweir p *= aTransform; 50*cdf0e10cSrcweir poly.append( p ); 51*cdf0e10cSrcweir if (t >= 0.875) 52*cdf0e10cSrcweir poly.append( ::basegfx::B2DPoint( -e, -e ) ); 53*cdf0e10cSrcweir if (t >= 0.625) 54*cdf0e10cSrcweir poly.append( ::basegfx::B2DPoint( -e, e ) ); 55*cdf0e10cSrcweir if (t >= 0.375) 56*cdf0e10cSrcweir poly.append( ::basegfx::B2DPoint( e, e ) ); 57*cdf0e10cSrcweir if (t >= 0.125) 58*cdf0e10cSrcweir poly.append( ::basegfx::B2DPoint( e, -e ) ); 59*cdf0e10cSrcweir poly.append( ::basegfx::B2DPoint( 0.0, -e ) ); 60*cdf0e10cSrcweir poly.append( ::basegfx::B2DPoint( 0.0, 0.0 ) ); 61*cdf0e10cSrcweir poly.setClosed(true); 62*cdf0e10cSrcweir return poly; 63*cdf0e10cSrcweir } 64*cdf0e10cSrcweir 65*cdf0e10cSrcweir ::basegfx::B2DPolyPolygon ClockWipe::operator () ( double t ) 66*cdf0e10cSrcweir { 67*cdf0e10cSrcweir const basegfx::B2DHomMatrix aTransform(basegfx::tools::createScaleTranslateB2DHomMatrix(0.5, 0.5, 0.5, 0.5)); 68*cdf0e10cSrcweir ::basegfx::B2DPolygon poly( calcCenteredClock(t) ); 69*cdf0e10cSrcweir poly.transform( aTransform ); 70*cdf0e10cSrcweir return ::basegfx::B2DPolyPolygon(poly); 71*cdf0e10cSrcweir } 72*cdf0e10cSrcweir 73*cdf0e10cSrcweir } 74*cdf0e10cSrcweir } 75