/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */

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 * 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

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 *   ownership. The ASF licenses this file to you under the Apache

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#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

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