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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 16:51:28 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 16:51:28 +0000
commit940b4d1848e8c70ab7642901a68594e8016caffc (patch)
treeeb72f344ee6c3d9b80a7ecc079ea79e9fba8676d /slideshow/source/engine/transitions/fanwipe.cxx
parentInitial commit. (diff)
downloadlibreoffice-940b4d1848e8c70ab7642901a68594e8016caffc.tar.xz
libreoffice-940b4d1848e8c70ab7642901a68594e8016caffc.zip
Adding upstream version 1:7.0.4.upstream/1%7.0.4upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'slideshow/source/engine/transitions/fanwipe.cxx')
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diff --git a/slideshow/source/engine/transitions/fanwipe.cxx b/slideshow/source/engine/transitions/fanwipe.cxx
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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 <basegfx/matrix/b2dhommatrixtools.hxx>
+#include <sal/log.hxx>
+#include "transitiontools.hxx"
+#include "clockwipe.hxx"
+#include "fanwipe.hxx"
+
+
+namespace slideshow::internal {
+
+::basegfx::B2DPolyPolygon FanWipe::operator () ( double t )
+{
+ ::basegfx::B2DPolyPolygon res;
+ ::basegfx::B2DPolygon poly(
+ ClockWipe::calcCenteredClock(
+ t / ((m_center && m_single) ? 2.0 : 4.0) ) );
+
+ res.append( poly );
+ // flip on y-axis:
+ poly.transform(basegfx::utils::createScaleB2DHomMatrix(-1.0, 1.0));
+ poly.flip();
+ res.append( poly );
+
+ if (m_center)
+ {
+ res.transform(basegfx::utils::createScaleTranslateB2DHomMatrix(0.5, 0.5, 0.5, 0.5));
+
+ if (! m_single)
+ res.append( flipOnXAxis(res) );
+ }
+ else
+ {
+ SAL_WARN_IF( m_fanIn, "slideshow.opengl", "FanWipe: m_fanIn is true ?" );
+ res.transform(basegfx::utils::createScaleTranslateB2DHomMatrix(0.5, 1.0, 0.5, 1.0));
+ }
+ return res;
+}
+
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */