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Diffstat (limited to '')
| -rw-r--r-- | slideshow/source/engine/transitions/barwipepolypolygon.cxx | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/slideshow/source/engine/transitions/barwipepolypolygon.cxx b/slideshow/source/engine/transitions/barwipepolypolygon.cxx new file mode 100644 index 000000000..d2f28df7d --- /dev/null +++ b/slideshow/source/engine/transitions/barwipepolypolygon.cxx @@ -0,0 +1,45 @@ +/* -*- 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 <basegfx/matrix/b2dhommatrix.hxx> +#include "barwipepolypolygon.hxx" + + +namespace slideshow::internal { + +::basegfx::B2DPolyPolygon BarWipePolyPolygon::operator () ( double t ) +{ + ::basegfx::B2DPolyPolygon res; + ::basegfx::B2DHomMatrix aTransform; + aTransform.scale( ::basegfx::pruneScaleValue( t / m_nBars ), 1.0 ); + for ( sal_Int32 i = m_nBars; i--; ) + { + ::basegfx::B2DHomMatrix transform( aTransform ); + transform.translate( static_cast<double>(i) / m_nBars, 0.0 ); + ::basegfx::B2DPolygon poly( m_unitRect ); + poly.transform( transform ); + res.append( poly ); + } + return res; +} + +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |