1 /************************************************************************* 2 * 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * Copyright 2000, 2010 Oracle and/or its affiliates. 6 * 7 * OpenOffice.org - a multi-platform office productivity suite 8 * 9 * This file is part of OpenOffice.org. 10 * 11 * OpenOffice.org is free software: you can redistribute it and/or modify 12 * it under the terms of the GNU Lesser General Public License version 3 13 * only, as published by the Free Software Foundation. 14 * 15 * OpenOffice.org is distributed in the hope that it will be useful, 16 * but WITHOUT ANY WARRANTY; without even the implied warranty of 17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 18 * GNU Lesser General Public License version 3 for more details 19 * (a copy is included in the LICENSE file that accompanied this code). 20 * 21 * You should have received a copy of the GNU Lesser General Public License 22 * version 3 along with OpenOffice.org. If not, see 23 * <http://www.openoffice.org/license.html> 24 * for a copy of the LGPLv3 License. 25 * 26 ************************************************************************/ 27 28 // MARKER(update_precomp.py): autogen include statement, do not remove 29 #include "precompiled_slideshow.hxx" 30 31 #include <canvas/debug.hxx> 32 #include <basegfx/matrix/b2dhommatrix.hxx> 33 #include "barwipepolypolygon.hxx" 34 35 36 namespace slideshow { 37 namespace internal { 38 39 ::basegfx::B2DPolyPolygon BarWipePolyPolygon::operator () ( double t ) 40 { 41 ::basegfx::B2DPolyPolygon res; 42 ::basegfx::B2DHomMatrix aTransform; 43 aTransform.scale( ::basegfx::pruneScaleValue( t / m_nBars ), 1.0 ); 44 for ( sal_Int32 i = m_nBars; i--; ) 45 { 46 ::basegfx::B2DHomMatrix transform( aTransform ); 47 transform.translate( static_cast<double>(i) / m_nBars, 0.0 ); 48 ::basegfx::B2DPolygon poly( m_unitRect ); 49 poly.transform( transform ); 50 res.append( poly ); 51 } 52 return res; 53 } 54 55 } 56 } 57