summaryrefslogtreecommitdiffstats
path: root/slideshow/source/engine/transitions/figurewipe.cxx
diff options
context:
space:
mode:
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/figurewipe.cxx
parentInitial commit. (diff)
downloadlibreoffice-upstream.tar.xz
libreoffice-upstream.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/figurewipe.cxx')
-rw-r--r--slideshow/source/engine/transitions/figurewipe.cxx117
1 files changed, 117 insertions, 0 deletions
diff --git a/slideshow/source/engine/transitions/figurewipe.cxx b/slideshow/source/engine/transitions/figurewipe.cxx
new file mode 100644
index 000000000..f64145d55
--- /dev/null
+++ b/slideshow/source/engine/transitions/figurewipe.cxx
@@ -0,0 +1,117 @@
+/* -*- 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/numeric/ftools.hxx>
+#include <basegfx/matrix/b2dhommatrix.hxx>
+#include <basegfx/point/b2dpoint.hxx>
+#include <basegfx/matrix/b2dhommatrixtools.hxx>
+#include "figurewipe.hxx"
+
+
+namespace slideshow::internal {
+
+::basegfx::B2DPolyPolygon FigureWipe::operator () ( double t )
+{
+ ::basegfx::B2DPolyPolygon res(m_figure);
+ res.transform(basegfx::utils::createScaleTranslateB2DHomMatrix(t, t, 0.5, 0.5));
+ return res;
+}
+
+std::shared_ptr<FigureWipe> FigureWipe::createTriangleWipe()
+{
+ const double s60 = sin( basegfx::deg2rad(60.0) );
+ const double s30 = sin( basegfx::deg2rad(30.0) );
+ ::basegfx::B2DPolygon figure;
+ figure.append( ::basegfx::B2DPoint( 0.5 + s30, 0.5 ) );
+ figure.append( ::basegfx::B2DPoint( 0.0, -0.5 - s60 ) );
+ figure.append( ::basegfx::B2DPoint( -0.5 - s30, 0.5 ) );
+ figure.setClosed(true);
+ return std::make_shared<FigureWipe>(figure);
+}
+
+std::shared_ptr<FigureWipe> FigureWipe::createArrowHeadWipe()
+{
+ const double s60 = sin( basegfx::deg2rad(60.0) );
+ const double s30 = sin( basegfx::deg2rad(30.0) );
+ const double off = s30;
+ ::basegfx::B2DPolygon figure;
+ figure.append( ::basegfx::B2DPoint( 0.5 + s30 + off, 0.5 + off ) );
+ figure.append( ::basegfx::B2DPoint( 0.0, -0.5 - s60 ) );
+ figure.append( ::basegfx::B2DPoint( -0.5 - s30 - off, 0.5 + off ) );
+ figure.append( ::basegfx::B2DPoint( 0.0, 0.5 ) );
+ figure.setClosed(true);
+ return std::make_shared<FigureWipe>(figure);
+}
+
+std::shared_ptr<FigureWipe> FigureWipe::createPentagonWipe()
+{
+ const double s = sin( basegfx::deg2rad(18.0) );
+ const double c = cos( basegfx::deg2rad(18.0) );
+ ::basegfx::B2DPolygon figure;
+ figure.append( ::basegfx::B2DPoint( 0.5, 0.5 ) );
+ figure.append( ::basegfx::B2DPoint( 0.5 + s, 0.5 - c ) );
+ figure.append( ::basegfx::B2DPoint( 0.0, 0.5 - c - sin(basegfx::deg2rad(36.0)) ) );
+ figure.append( ::basegfx::B2DPoint( -0.5 - s, 0.5 - c ) );
+ figure.append( ::basegfx::B2DPoint( -0.5, 0.5 ) );
+ figure.setClosed(true);
+ return std::make_shared<FigureWipe>(figure);
+}
+
+std::shared_ptr<FigureWipe> FigureWipe::createHexagonWipe()
+{
+ const double s = sin( basegfx::deg2rad(30.0) );
+ const double c = cos( basegfx::deg2rad(30.0) );
+ ::basegfx::B2DPolygon figure;
+ figure.append( ::basegfx::B2DPoint( 0.5, c ) );
+ figure.append( ::basegfx::B2DPoint( 0.5 + s, 0.0 ) );
+ figure.append( ::basegfx::B2DPoint( 0.5, -c ) );
+ figure.append( ::basegfx::B2DPoint( -0.5, -c ) );
+ figure.append( ::basegfx::B2DPoint( -0.5 - s, 0.0 ) );
+ figure.append( ::basegfx::B2DPoint( -0.5, c ) );
+ figure.setClosed(true);
+ return std::make_shared<FigureWipe>(figure);
+}
+
+std::shared_ptr<FigureWipe> FigureWipe::createStarWipe( sal_Int32 nPoints )
+{
+ const double v = M_PI / nPoints;
+ const ::basegfx::B2DPoint p_( 0.0, -M_SQRT2 );
+ ::basegfx::B2DPolygon figure;
+ for ( sal_Int32 pos = 0; pos < nPoints; ++pos ) {
+ const double w = pos * 2.0 * M_PI / nPoints;
+ ::basegfx::B2DHomMatrix aTransform;
+ ::basegfx::B2DPoint p(p_);
+ aTransform.rotate( -w );
+ p *= aTransform;
+ figure.append(p);
+ p = p_;
+ aTransform.identity();
+ aTransform.scale( 0.5, 0.5 );
+ aTransform.rotate( -w - v );
+ p *= aTransform;
+ figure.append(p);
+ }
+ figure.setClosed(true);
+ return std::make_shared<FigureWipe>(figure);
+}
+
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */