Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 88 insertions, 0 deletions

diff --git a/chart2/source/view/main/VPolarTransformation.cxx b/chart2/source/view/main/VPolarTransformation.cxx
new file mode 100644
index 000000000..9ec2eea3f
--- /dev/null
+++ b/chart2/source/view/main/VPolarTransformation.cxx
@@ -0,0 +1,88 @@
+/* -*- 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 <VPolarTransformation.hxx>
+
+using namespace ::com::sun::star;
+
+using ::com::sun::star::uno::Sequence;
+
+namespace chart
+{
+
+VPolarTransformation::VPolarTransformation( const PolarPlottingPositionHelper& rPositionHelper )
+        : m_aPositionHelper(rPositionHelper)
+        , m_aUnitCartesianToScene( rPositionHelper.getUnitCartesianToScene() )
+{
+}
+
+VPolarTransformation::~VPolarTransformation()
+{
+}
+
+// ____ XTransformation2 ____
+css::drawing::Position3D VPolarTransformation::transform(
+                        const Sequence< double >& rSourceValues ) const
+{
+    double fScaledLogicAngle  = rSourceValues[0];
+    double fScaledLogicRadius = rSourceValues[1];
+
+    if( m_aPositionHelper.isSwapXAndY() )
+        std::swap(fScaledLogicAngle,fScaledLogicRadius);
+
+    double fAngleDegree = m_aPositionHelper.transformToAngleDegree( fScaledLogicAngle, false );
+    double fAnglePi     = basegfx::deg2rad(fAngleDegree);
+    double fRadius      = m_aPositionHelper.transformToRadius( fScaledLogicRadius, false);
+
+    double fX=fRadius*cos(fAnglePi);
+    double fY=fRadius*sin(fAnglePi);
+    double fZ=rSourceValues[2];
+
+    //!! applying matrix to vector does ignore translation, so it is important to use a B3DPoint here instead of B3DVector
+    ::basegfx::B3DPoint aPoint(fX,fY,fZ);
+    ::basegfx::B3DPoint aRet = m_aUnitCartesianToScene * aPoint;
+    return css::drawing::Position3D(aRet.getX(), aRet.getY(), aRet.getZ());
+}
+
+css::drawing::Position3D VPolarTransformation::transform(
+                        const css::drawing::Position3D& rSourceValues ) const
+{
+    double fScaledLogicAngle  = rSourceValues.PositionX;
+    double fScaledLogicRadius = rSourceValues.PositionY;
+
+    if( m_aPositionHelper.isSwapXAndY() )
+        std::swap(fScaledLogicAngle,fScaledLogicRadius);
+
+    double fAngleDegree = m_aPositionHelper.transformToAngleDegree( fScaledLogicAngle, false );
+    double fAnglePi     = basegfx::deg2rad(fAngleDegree);
+    double fRadius      = m_aPositionHelper.transformToRadius( fScaledLogicRadius, false);
+
+    double fX=fRadius*cos(fAnglePi);
+    double fY=fRadius*sin(fAnglePi);
+    double fZ=rSourceValues.PositionZ;
+
+    //!! applying matrix to vector does ignore translation, so it is important to use a B3DPoint here instead of B3DVector
+    ::basegfx::B3DPoint aPoint(fX,fY,fZ);
+    ::basegfx::B3DPoint aRet = m_aUnitCartesianToScene * aPoint;
+    return css::drawing::Position3D(aRet.getX(), aRet.getY(), aRet.getZ());
+}
+
+}  // namespace chart
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */