forked from amazingfate/loongoffice
84 lines
2.8 KiB
C++
84 lines
2.8 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#include "VPolarTransformation.hxx"
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#include "ViewDefines.hxx"
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#include "CommonConverters.hxx"
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#include <algorithm>
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using namespace ::com::sun::star;
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using ::com::sun::star::uno::Sequence;
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using ::com::sun::star::uno::RuntimeException;
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namespace chart
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{
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VPolarTransformation::VPolarTransformation( const PolarPlottingPositionHelper& rPositionHelper )
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: m_aPositionHelper(rPositionHelper)
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, m_aUnitCartesianToScene( rPositionHelper.getUnitCartesianToScene() )
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{
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}
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VPolarTransformation::~VPolarTransformation()
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{
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}
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// ____ XTransformation ____
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Sequence< double > SAL_CALL VPolarTransformation::transform(
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const Sequence< double >& rSourceValues )
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throw (RuntimeException,
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lang::IllegalArgumentException, std::exception)
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{
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double fScaledLogicAngle = rSourceValues[0];
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double fScaledLogicRadius = rSourceValues[1];
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if( m_aPositionHelper.isSwapXAndY() )
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std::swap(fScaledLogicAngle,fScaledLogicRadius);
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double fAngleDegree = m_aPositionHelper.transformToAngleDegree( fScaledLogicAngle, false );
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double fAnglePi = fAngleDegree*F_PI/180.0;
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double fRadius = m_aPositionHelper.transformToRadius( fScaledLogicRadius, false);
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double fX=fRadius*cos(fAnglePi);
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double fY=fRadius*sin(fAnglePi);
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double fZ=rSourceValues[2];
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//!! applying matrix to vector does ignore translation, so it is important to use a B3DPoint here instead of B3DVector
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::basegfx::B3DPoint aPoint(fX,fY,fZ);
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::basegfx::B3DPoint aRet = m_aUnitCartesianToScene * aPoint;
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return B3DPointToSequence(aRet);
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}
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sal_Int32 SAL_CALL VPolarTransformation::getSourceDimension()
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throw (RuntimeException, std::exception)
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{
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return 3;
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}
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sal_Int32 SAL_CALL VPolarTransformation::getTargetDimension()
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throw (RuntimeException, std::exception)
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{
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return 3;
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}
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} // namespace chart
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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