/* -*- 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 <ThreeDHelper.hxx>
#include <DiagramHelper.hxx>
#include <ChartTypeHelper.hxx>
#include <BaseGFXHelper.hxx>
#include <DataSeriesHelper.hxx>
#include <defines.hxx>
 
#include <editeng/unoprnms.hxx>
#include <com/sun/star/beans/XPropertyState.hpp>
#include <com/sun/star/chart2/XDiagram.hpp>
#include <com/sun/star/drawing/LineStyle.hpp>
#include <com/sun/star/drawing/ShadeMode.hpp>
#include <tools/diagnose_ex.h>
#include <tools/helpers.hxx>
#include <sal/log.hxx>
 
namespace chart
{
using namespace ::com::sun::star;
using namespace ::com::sun::star::chart2;
 
using ::com::sun::star::uno::Reference;
using ::rtl::math::cos;
using ::rtl::math::sin;
using ::rtl::math::tan;
 
namespace
{
 
bool lcl_isRightAngledAxesSetAndSupported( const Reference< beans::XPropertySet >& xSceneProperties )
{
    if( xSceneProperties.is() )
    {
        bool bRightAngledAxes = false;
        xSceneProperties->getPropertyValue( "RightAngledAxes") >>= bRightAngledAxes;
        if(bRightAngledAxes)
        {
            uno::Reference< chart2::XDiagram > xDiagram( xSceneProperties, uno::UNO_QUERY );
            if( ChartTypeHelper::isSupportingRightAngledAxes(
                    DiagramHelper::getChartTypeByIndex( xDiagram, 0 ) ) )
            {
                return true;
            }
        }
    }
    return false;
}
 
void lcl_RotateLightSource( const Reference< beans::XPropertySet >& xSceneProperties
                           , const OUString& rLightSourceDirection
                           , const OUString& rLightSourceOn
                           , const ::basegfx::B3DHomMatrix& rRotationMatrix )
{
    if( xSceneProperties.is() )
    {
        bool bLightOn = false;
        if( xSceneProperties->getPropertyValue( rLightSourceOn ) >>= bLightOn )
        {
            if( bLightOn )
            {
                drawing::Direction3D aLight;
                if( xSceneProperties->getPropertyValue( rLightSourceDirection ) >>= aLight )
                {
                    ::basegfx::B3DVector aLightVector( BaseGFXHelper::Direction3DToB3DVector( aLight ) );
                    aLightVector = rRotationMatrix*aLightVector;
 
                    xSceneProperties->setPropertyValue( rLightSourceDirection
                        , uno::Any( BaseGFXHelper::B3DVectorToDirection3D( aLightVector ) ) );
                }
            }
        }
    }
}
 
void lcl_rotateLights( const ::basegfx::B3DHomMatrix& rLightRottion, const Reference< beans::XPropertySet >& xSceneProperties )
{
    if(!xSceneProperties.is())
        return;
 
    ::basegfx::B3DHomMatrix aLightRottion( rLightRottion );
    BaseGFXHelper::ReduceToRotationMatrix( aLightRottion );
 
    lcl_RotateLightSource( xSceneProperties, "D3DSceneLightDirection1", "D3DSceneLightOn1", aLightRottion );
    lcl_RotateLightSource( xSceneProperties, "D3DSceneLightDirection2", "D3DSceneLightOn2", aLightRottion );
    lcl_RotateLightSource( xSceneProperties, "D3DSceneLightDirection3", "D3DSceneLightOn3", aLightRottion );
    lcl_RotateLightSource( xSceneProperties, "D3DSceneLightDirection4", "D3DSceneLightOn4", aLightRottion );
    lcl_RotateLightSource( xSceneProperties, "D3DSceneLightDirection5", "D3DSceneLightOn5", aLightRottion );
    lcl_RotateLightSource( xSceneProperties, "D3DSceneLightDirection6", "D3DSceneLightOn6", aLightRottion );
    lcl_RotateLightSource( xSceneProperties, "D3DSceneLightDirection7", "D3DSceneLightOn7", aLightRottion );
    lcl_RotateLightSource( xSceneProperties, "D3DSceneLightDirection8", "D3DSceneLightOn8", aLightRottion );
}
 
::basegfx::B3DHomMatrix lcl_getInverseRotationMatrix( const Reference< beans::XPropertySet >& xSceneProperties )
{
    ::basegfx::B3DHomMatrix aInverseRotation;
    double fXAngleRad=0.0;
    double fYAngleRad=0.0;
    double fZAngleRad=0.0;
    ThreeDHelper::getRotationAngleFromDiagram(
        xSceneProperties, fXAngleRad, fYAngleRad, fZAngleRad );
    aInverseRotation.rotate( 0.0, 0.0, -fZAngleRad );
    aInverseRotation.rotate( 0.0, -fYAngleRad, 0.0 );
    aInverseRotation.rotate( -fXAngleRad, 0.0, 0.0 );
    return aInverseRotation;
}
 
::basegfx::B3DHomMatrix lcl_getCompleteRotationMatrix( const Reference< beans::XPropertySet >& xSceneProperties )
{
    ::basegfx::B3DHomMatrix aCompleteRotation;
    double fXAngleRad=0.0;
    double fYAngleRad=0.0;
    double fZAngleRad=0.0;
    ThreeDHelper::getRotationAngleFromDiagram(
        xSceneProperties, fXAngleRad, fYAngleRad, fZAngleRad );
    aCompleteRotation.rotate( fXAngleRad, fYAngleRad, fZAngleRad );
    return aCompleteRotation;
}
 
bool lcl_isEqual( const drawing::Direction3D& rA, const drawing::Direction3D& rB )
{
    return ::rtl::math::approxEqual(rA.DirectionX, rB.DirectionX)
        && ::rtl::math::approxEqual(rA.DirectionY, rB.DirectionY)
        && ::rtl::math::approxEqual(rA.DirectionZ, rB.DirectionZ);
}
 
bool lcl_isLightScheme( const uno::Reference< beans::XPropertySet >& xDiagramProps, bool bRealistic )
{
    if(!xDiagramProps.is())
        return false;
 
    bool bIsOn = false;
    xDiagramProps->getPropertyValue( UNO_NAME_3D_SCENE_LIGHTON_2 ) >>= bIsOn;
    if(!bIsOn)
        return false;
 
    uno::Reference< chart2::XDiagram > xDiagram( xDiagramProps, uno::UNO_QUERY );
    uno::Reference< chart2::XChartType > xChartType( DiagramHelper::getChartTypeByIndex( xDiagram, 0 ) );
 
    sal_Int32 nColor = 0;
    xDiagramProps->getPropertyValue( UNO_NAME_3D_SCENE_LIGHTCOLOR_2 ) >>= nColor;
    if( nColor != ::chart::ChartTypeHelper::getDefaultDirectLightColor( !bRealistic, xChartType ) )
        return false;
 
    sal_Int32 nAmbientColor = 0;
    xDiagramProps->getPropertyValue( UNO_NAME_3D_SCENE_AMBIENTCOLOR ) >>= nAmbientColor;
    if( nAmbientColor != ::chart::ChartTypeHelper::getDefaultAmbientLightColor( !bRealistic, xChartType ) )
        return false;
 
    drawing::Direction3D aDirection(0,0,0);
    xDiagramProps->getPropertyValue( UNO_NAME_3D_SCENE_LIGHTDIRECTION_2 ) >>= aDirection;
 
    drawing::Direction3D aDefaultDirection( bRealistic
        ? ChartTypeHelper::getDefaultRealisticLightDirection(xChartType)
        : ChartTypeHelper::getDefaultSimpleLightDirection(xChartType) );
 
    //rotate default light direction when right angled axes are off but supported
    {
        bool bRightAngledAxes = false;
        xDiagramProps->getPropertyValue( "RightAngledAxes") >>= bRightAngledAxes;
        if(!bRightAngledAxes)
        {
            if( ChartTypeHelper::isSupportingRightAngledAxes(
                    DiagramHelper::getChartTypeByIndex( xDiagram, 0 ) ) )
            {
                ::basegfx::B3DHomMatrix aRotation( lcl_getCompleteRotationMatrix( xDiagramProps ) );
                BaseGFXHelper::ReduceToRotationMatrix( aRotation );
                ::basegfx::B3DVector aLightVector( BaseGFXHelper::Direction3DToB3DVector( aDefaultDirection ) );
                aLightVector = aRotation*aLightVector;
                aDefaultDirection = BaseGFXHelper::B3DVectorToDirection3D( aLightVector );
            }
        }
    }
 
    return lcl_isEqual( aDirection, aDefaultDirection );
}
 
bool lcl_isRealisticLightScheme( const uno::Reference< beans::XPropertySet >& xDiagramProps )
{
    return lcl_isLightScheme( xDiagramProps, true /*bRealistic*/ );
}
bool lcl_isSimpleLightScheme( const uno::Reference< beans::XPropertySet >& xDiagramProps )
{
    return lcl_isLightScheme( xDiagramProps, false /*bRealistic*/ );
}
void lcl_setLightsForScheme( const uno::Reference< beans::XPropertySet >& xDiagramProps, const ThreeDLookScheme& rScheme )
{
    if(!xDiagramProps.is())
        return;
    if( rScheme == ThreeDLookScheme_Unknown)
        return;
 
    xDiagramProps->setPropertyValue( UNO_NAME_3D_SCENE_LIGHTON_2, uno::Any( true ) );
 
    uno::Reference< chart2::XDiagram > xDiagram( xDiagramProps, uno::UNO_QUERY );
    uno::Reference< chart2::XChartType > xChartType( DiagramHelper::getChartTypeByIndex( xDiagram, 0 ) );
    uno::Any aADirection( rScheme == ThreeDLookScheme_Simple
        ? ChartTypeHelper::getDefaultSimpleLightDirection(xChartType)
        : ChartTypeHelper::getDefaultRealisticLightDirection(xChartType) );
 
    xDiagramProps->setPropertyValue( UNO_NAME_3D_SCENE_LIGHTDIRECTION_2, aADirection );
    //rotate light direction when right angled axes are off but supported
    {
        bool bRightAngledAxes = false;
        xDiagramProps->getPropertyValue( "RightAngledAxes") >>= bRightAngledAxes;
        if(!bRightAngledAxes)
        {
            if( ChartTypeHelper::isSupportingRightAngledAxes( xChartType ) )
            {
                ::basegfx::B3DHomMatrix aRotation( lcl_getCompleteRotationMatrix( xDiagramProps ) );
                BaseGFXHelper::ReduceToRotationMatrix( aRotation );
                lcl_RotateLightSource( xDiagramProps, "D3DSceneLightDirection2", "D3DSceneLightOn2", aRotation );
            }
        }
    }
 
    sal_Int32 nColor = ::chart::ChartTypeHelper::getDefaultDirectLightColor( rScheme==ThreeDLookScheme_Simple, xChartType );
    xDiagramProps->setPropertyValue( UNO_NAME_3D_SCENE_LIGHTCOLOR_2, uno::Any( nColor ) );
 
    sal_Int32 nAmbientColor = ::chart::ChartTypeHelper::getDefaultAmbientLightColor( rScheme==ThreeDLookScheme_Simple, xChartType );
    xDiagramProps->setPropertyValue( UNO_NAME_3D_SCENE_AMBIENTCOLOR, uno::Any( nAmbientColor ) );
}
 
bool lcl_isRealisticScheme( drawing::ShadeMode aShadeMode
                    , sal_Int32 nRoundedEdges
                    , sal_Int32 nObjectLines )
{
    if(aShadeMode!=drawing::ShadeMode_SMOOTH)
        return false;
    if(nRoundedEdges!=5)
        return false;
    if(nObjectLines!=0)
        return false;
    return true;
}
 
bool lcl_isSimpleScheme( drawing::ShadeMode aShadeMode
                    , sal_Int32 nRoundedEdges
                    , sal_Int32 nObjectLines
                    , const uno::Reference< XDiagram >& xDiagram )
{
    if(aShadeMode!=drawing::ShadeMode_FLAT)
        return false;
    if(nRoundedEdges!=0)
        return false;
    if(nObjectLines==0)
    {
        uno::Reference< chart2::XChartType > xChartType( DiagramHelper::getChartTypeByIndex( xDiagram, 0 ) );
        return ChartTypeHelper::noBordersForSimpleScheme( xChartType );
    }
    if(nObjectLines!=1)
        return false;
    return true;
}
 
void lcl_setRealisticScheme( drawing::ShadeMode& rShadeMode
                    , sal_Int32& rnRoundedEdges
                    , sal_Int32& rnObjectLines )
{
    rShadeMode = drawing::ShadeMode_SMOOTH;
    rnRoundedEdges = 5;
    rnObjectLines = 0;
}
 
void lcl_setSimpleScheme( drawing::ShadeMode& rShadeMode
                    , sal_Int32& rnRoundedEdges
                    , sal_Int32& rnObjectLines
                    , const uno::Reference< XDiagram >& xDiagram )
{
    rShadeMode = drawing::ShadeMode_FLAT;
    rnRoundedEdges = 0;
 
    uno::Reference< chart2::XChartType > xChartType( DiagramHelper::getChartTypeByIndex( xDiagram, 0 ) );
    rnObjectLines = ChartTypeHelper::noBordersForSimpleScheme( xChartType ) ? 0 : 1;
}
 
} //end anonymous namespace
 
drawing::CameraGeometry ThreeDHelper::getDefaultCameraGeometry( bool bPie )
{
    // ViewReferencePoint (Point on the View plane)
    drawing::Position3D vrp(17634.6218373783, 10271.4823817647, 24594.8639082739);
    // ViewPlaneNormal (Normal to the View Plane)
    drawing::Direction3D vpn(0.416199821709347, 0.173649045905254, 0.892537795986984);
    // ViewUpVector (determines the v-axis direction on the view plane as
    // projection of VUP parallel to VPN onto th view pane)
    drawing::Direction3D vup(-0.0733876362771618, 0.984807599917971, -0.157379306090273);
 
    if( bPie )
    {
        vrp = drawing::Position3D( 0.0, 0.0, 87591.2408759124 );//--> 5 percent perspective
        vpn = drawing::Direction3D( 0.0, 0.0, 1.0 );
        vup = drawing::Direction3D( 0.0, 1.0, 0.0 );
    }
 
    return drawing::CameraGeometry( vrp, vpn, vup );
}
 
namespace
{
::basegfx::B3DHomMatrix lcl_getCameraMatrix( const uno::Reference< beans::XPropertySet >& xSceneProperties )
{
    drawing::HomogenMatrix aCameraMatrix;
 
    drawing::CameraGeometry aCG( ThreeDHelper::getDefaultCameraGeometry() );
    if( xSceneProperties.is() )
        xSceneProperties->getPropertyValue( "D3DCameraGeometry" ) >>= aCG;
 
    ::basegfx::B3DVector aVPN( BaseGFXHelper::Direction3DToB3DVector( aCG.vpn ) );
    ::basegfx::B3DVector aVUP( BaseGFXHelper::Direction3DToB3DVector( aCG.vup ) );
 
    //normalize vectors:
    aVPN.normalize();
    aVUP.normalize();
 
    ::basegfx::B3DVector aCross = ::basegfx::cross( aVUP, aVPN );
 
    //first line is VUP x VPN
    aCameraMatrix.Line1.Column1 = aCross[0];
    aCameraMatrix.Line1.Column2 = aCross[1];
    aCameraMatrix.Line1.Column3 = aCross[2];
    aCameraMatrix.Line1.Column4 = 0.0;
 
    //second line is VUP
    aCameraMatrix.Line2.Column1 = aVUP[0];
    aCameraMatrix.Line2.Column2 = aVUP[1];
    aCameraMatrix.Line2.Column3 = aVUP[2];
    aCameraMatrix.Line2.Column4 = 0.0;
 
    //third line is VPN
    aCameraMatrix.Line3.Column1 = aVPN[0];
    aCameraMatrix.Line3.Column2 = aVPN[1];
    aCameraMatrix.Line3.Column3 = aVPN[2];
    aCameraMatrix.Line3.Column4 = 0.0;
 
    //fourth line is 0 0 0 1
    aCameraMatrix.Line4.Column1 = 0.0;
    aCameraMatrix.Line4.Column2 = 0.0;
    aCameraMatrix.Line4.Column3 = 0.0;
    aCameraMatrix.Line4.Column4 = 1.0;
 
    return BaseGFXHelper::HomogenMatrixToB3DHomMatrix( aCameraMatrix );
}
 
double lcl_shiftAngleToIntervalMinusPiToPi( double fAngleRad )
{
    //valid range:  ]-Pi,Pi]
    while( fAngleRad<=-F_PI )
        fAngleRad+=(2*F_PI);
    while( fAngleRad>F_PI )
        fAngleRad-=(2*F_PI);
    return fAngleRad;
}
 
void lcl_ensureIntervalMinus1To1( double& rSinOrCos )
{
    if (rSinOrCos < -1.0)
       rSinOrCos = -1.0;
    else if (rSinOrCos > 1.0)
        rSinOrCos = 1.0;
}
 
bool lcl_isSinZero( double fAngleRad )
{
    return ::basegfx::fTools::equalZero( sin(fAngleRad), 0.0000001 );
}
bool lcl_isCosZero( double fAngleRad )
{
    return ::basegfx::fTools::equalZero( cos(fAngleRad), 0.0000001 );
}
 
}
 
void ThreeDHelper::convertElevationRotationDegToXYZAngleRad(
    sal_Int32 nElevationDeg, sal_Int32 nRotationDeg,
    double& rfXAngleRad, double& rfYAngleRad, double& rfZAngleRad)
{
    // for a description of the algorithm see issue 72994
    //https://bz.apache.org/ooo/show_bug.cgi?id=72994
    //https://bz.apache.org/ooo/attachment.cgi?id=50608
 
    nElevationDeg = NormAngle360(nElevationDeg);
    nRotationDeg = NormAngle360(nRotationDeg);
 
    double& x = rfXAngleRad;
    double& y = rfYAngleRad;
    double& z = rfZAngleRad;
 
    double E = basegfx::deg2rad(nElevationDeg); //elevation in Rad
    double R = basegfx::deg2rad(nRotationDeg); //rotation in Rad
 
    if( (nRotationDeg == 0 || nRotationDeg == 180 )
        && ( nElevationDeg == 90 || nElevationDeg == 270 ) )
    {
        //sR==0 && cE==0
        z = 0.0;
        //element 23
        double f23 = cos(R)*sin(E);
        if(f23>0)
            x = F_PI2;
        else
            x = -F_PI2;
        y = R;
    }
    else if( ( nRotationDeg == 90 || nRotationDeg == 270 )
        && ( nElevationDeg == 90 || nElevationDeg == 270 ) )
    {
        //cR==0 && cE==0
        z = F_PI2;
        if( sin(R)>0 )
            x = F_PI2;
        else
            x = -F_PI2;
 
        if( (sin(R)*sin(E))>0 )
            y = 0.0;
        else
            y = F_PI;
    }
    else if( (nRotationDeg == 0 || nRotationDeg == 180 )
        && ( nElevationDeg == 0 || nElevationDeg == 180 ) )
    {
        //sR==0 && sE==0
        z = 0.0;
        y = R;
        x = E;
    }
    else if( ( nRotationDeg == 90 || nRotationDeg == 270 )
        && ( nElevationDeg == 0 || nElevationDeg == 180 ) )
    {
        //cR==0 && sE==0
        z = 0.0;
 
        if( (sin(R)/cos(E))>0 )
            y = F_PI2;
        else
            y = -F_PI2;
 
        if( (cos(E))>0 )
            x = 0;
        else
            x = F_PI;
    }
    else if ( nElevationDeg == 0 || nElevationDeg == 180 )
    {
        //sR!=0 cR!=0 sE==0
        z = 0.0;
        x = E;
        y = R;
        //use element 13 for sign
        if((cos(x)*sin(y)*sin(R))<0.0)
            y *= -1.0;
    }
    else if ( nElevationDeg == 90 || nElevationDeg == 270 )
    {
        //sR!=0 cR!=0 cE==0
        //element 12 + 22 --> y=0 or F_PI and x=+-F_PI/2
        //-->element 13/23:
        z = atan(sin(R)/(cos(R)*sin(E)));
        //use element 13 for sign for x
        if( (sin(R)*sin(z))>0.0 )
            x = F_PI2;
        else
            x = -F_PI2;
        //use element 21 for y
        if( (sin(R)*sin(E)*sin(z))>0.0)
            y = 0.0;
        else
            y = F_PI;
    }
    else if ( nRotationDeg == 0 || nRotationDeg == 180 )
    {
        //sE!=0 cE!=0 sR==0
        z = 0.0;
        x = E;
        y = R;
        double f23 = cos(R)*sin(E);
        if( (f23 * sin(x)) < 0.0 )
            x *= -1.0; //todo ??
    }
    else if (nRotationDeg == 90 || nRotationDeg == 270)
    {
        //sE!=0 cE!=0 cR==0
        //z = +- F_PI/2;
        //x = +- F_PI/2;
        z = F_PI2;
        x = F_PI2;
        double sR = sin(R);
        if( sR<0.0 )
            x *= -1.0; //different signs for x and z
 
        //use element 21:
        double cy = sR*sin(E)/sin(z);
        lcl_ensureIntervalMinus1To1(cy);
        y = acos(cy);
 
        //use element 22 for sign:
        if( (sin(x)*sin(y)*sin(z)*cos(E))<0.0)
            y *= -1.0;
    }
    else
    {
        z = atan(tan(R) * sin(E));
        if(cos(z)==0.0)
        {
            OSL_FAIL("calculation error in ThreeDHelper::convertElevationRotationDegToXYZAngleRad");
            return;
        }
        double cy = cos(R)/cos(z);
        lcl_ensureIntervalMinus1To1(cy);
        y = acos(cy);
 
        //element 12 in 23
        double fDenominator = cos(z)*(1.0-pow(sin(y),2));
        if(fDenominator==0.0)
        {
            OSL_FAIL("calculation error in ThreeDHelper::convertElevationRotationDegToXYZAngleRad");
            return;
        }
        double sx = cos(R)*sin(E)/fDenominator;
        lcl_ensureIntervalMinus1To1(sx);
        x = asin( sx );
 
        //use element 13 for sign:
        double f13a = cos(x)*cos(z)*sin(y);
        double f13b = sin(R)-sx*sin(z);
        if( (f13b*f13a)<0.0 )
        {
            //change x or y
            //use element 22 for further investigations:
            //try
            y *= -1;
            double f22a = cos(x)*cos(z);
            double f22b = cos(E)-(sx*sin(y)*sin(z));
            if( (f22a*f22b)<0.0 )
            {
                y *= -1;
                x=(F_PI-x);
            }
        }
        else
        {
            //change nothing or both
            //use element 22 for further investigations:
            double f22a = cos(x)*cos(z);
            double f22b = cos(E)-(sx*sin(y)*sin(z));
            if( (f22a*f22b)<0.0 )
            {
                y *= -1;
                x=(F_PI-x);
            }
        }
    }
}
 
void ThreeDHelper::convertXYZAngleRadToElevationRotationDeg(
    sal_Int32& rnElevationDeg, sal_Int32& rnRotationDeg,
    double fXRad, double fYRad, double fZRad)
{
    // for a description of the algorithm see issue 72994
    //https://bz.apache.org/ooo/show_bug.cgi?id=72994
    //https://bz.apache.org/ooo/attachment.cgi?id=50608
 
    double R = 0.0; //Rotation in Rad
    double E = 0.0; //Elevation in Rad
 
    double& x = fXRad;
    double& y = fYRad;
    double& z = fZRad;
 
    double f11 = cos(y)*cos(z);
 
    if( lcl_isSinZero(y) )
    {
        //siny == 0
 
        if( lcl_isCosZero(x) )
        {
            //siny == 0 && cosx == 0
 
            if( lcl_isSinZero(z) )
            {
                //siny == 0 && cosx == 0 && sinz == 0
                //example: x=+-90 y=0oder180 z=0(oder180)
 
                //element 13+11
                if( f11 > 0 )
                    R = 0.0;
                else
                    R = F_PI;
 
                //element 23
                double f23 = cos(z)*sin(x) / cos(R);
                if( f23 > 0 )
                    E = F_PI2;
                else
                    E = -F_PI2;
            }
            else if( lcl_isCosZero(z) )
            {
                //siny == 0 && cosx == 0 && cosz == 0
                //example: x=+-90 y=0oder180 z=+-90
 
                double f13 = sin(x)*sin(z);
                //element 13+11
                if( f13 > 0 )
                    R = F_PI2;
                else
                    R = -F_PI2;
 
                //element 21
                double f21 = cos(y)*sin(z) / sin(R);
                if( f21 > 0 )
                    E = F_PI2;
                else
                    E = -F_PI2;
            }
            else
            {
                //siny == 0 && cosx == 0 && cosz != 0 && sinz != 0
                //element 11 && 13
                double f13 = sin(x)*sin(z);
                R = atan( f13/f11 );
 
                if(f11<0)
                    R+=F_PI;
 
                //element 23
                double f23 = cos(z)*sin(x);
                if( f23/cos(R) > 0 )
                    E = F_PI2;
                else
                    E = -F_PI2;
            }
        }
        else if( lcl_isSinZero(x) )
        {
            //sinY==0 sinX==0
            //element 13+11
            if( f11 > 0 )
                R = 0.0;
            else
                R = F_PI;
 
            double f22 = cos(x)*cos(z);
            if( f22 > 0 )
                E = 0.0;
            else
                E = F_PI;
        }
        else if( lcl_isSinZero(z) )
        {
            //sinY==0 sinZ==0 sinx!=0 cosx!=0
            //element 13+11
            if( f11 > 0 )
                R = 0.0;
            else
                R = F_PI;
 
            //element 22 && 23
            double f22 = cos(x)*cos(z);
            double f23 = cos(z)*sin(x);
            E = atan( f23/(f22*cos(R)) );
            if( (f22*cos(E))<0 )
                E+=F_PI;
        }
        else if( lcl_isCosZero(z) )
        {
            //sinY == 0 && cosZ == 0 && cosx != 0 && sinx != 0
            double f13 = sin(x)*sin(z);
            //element 13+11
            if( f13 > 0 )
                R = F_PI2;
            else
                R = -F_PI2;
 
            //element 21+22
            double f21 = cos(y)*sin(z);
            if( f21/sin(R) > 0 )
                E = F_PI2;
            else
                E = -F_PI2;
        }
        else
        {
            //sinY == 0 && all other !=0
            double f13 = sin(x)*sin(z);
            R = atan( f13/f11 );
            if( (f11*cos(R))<0.0 )
                R+=F_PI;
 
            double f22 = cos(x)*cos(z);
            if( !lcl_isCosZero(R) )
                E = atan( cos(z)*sin(x) /( f22*cos(R) ) );
            else
                E = atan( cos(y)*sin(z) /( f22*sin(R) ) );
            if( (f22*cos(E))<0 )
                E+=F_PI;
        }
    }
    else if( lcl_isCosZero(y) )
    {
        //cosY==0
 
        double f13 = sin(x)*sin(z)+cos(x)*cos(z)*sin(y);
        if( f13 >= 0 )
            R = F_PI2;
        else
            R = -F_PI2;
 
        double f22 = cos(x)*cos(z)+sin(x)*sin(y)*sin(z);
        if( f22 >= 0 )
            E = 0.0;
        else
            E = F_PI;
    }
    else if( lcl_isSinZero(x) )
    {
        //cosY!=0 sinY!=0 sinX=0
        if( lcl_isSinZero(z) )
        {
            //cosY!=0 sinY!=0 sinX=0 sinZ=0
            double f13 = cos(x)*cos(z)*sin(y);
            R = atan( f13/f11 );
            //R = asin(f13);
            if( f11<0 )
                R+=F_PI;
 
            double f22 = cos(x)*cos(z);
            if( f22>0 )
                E = 0.0;
            else
                E = F_PI;
        }
        else if( lcl_isCosZero(z) )
        {
            //cosY!=0 sinY!=0 sinX=0 cosZ=0
            R = x;
            E = y;//or -y
            //use 23 for 'signs'
            double f23 =  -1.0*cos(x)*sin(y)*sin(z);
            if( (f23*cos(R)*sin(E))<0.0 )
            {
                //change R or E
                E = -y;
            }
        }
        else
        {
            //cosY!=0 sinY!=0 sinX=0 sinZ!=0 cosZ!=0
            double f13 = cos(x)*cos(z)*sin(y);
            R = atan( f13/f11 );
 
            if( f11<0 )
                R+=F_PI;
 
            double f21 = cos(y)*sin(z);
            double f22 = cos(x)*cos(z);
            E = atan(f21/(f22*sin(R)) );
 
            if( (f22*cos(E))<0.0 )
                E+=F_PI;
        }
    }
    else if( lcl_isCosZero(x) )
    {
        //cosY!=0 sinY!=0 cosX=0
 
        if( lcl_isSinZero(z) )
        {
            //cosY!=0 sinY!=0 cosX=0 sinZ=0
            R=0;//13 -> R=0 or F_PI
            if( f11<0.0 )
                R=F_PI;
            E=F_PI2;//22 -> E=+-F_PI/2
            //use element 11 and 23 for sign
            double f23 = cos(z)*sin(x);
            if( (f11*f23*sin(E))<0.0 )
                E=-F_PI2;
        }
        else if( lcl_isCosZero(z) )
        {
            //cosY!=0 sinY!=0 cosX=0 cosZ=0
            //element 11 & 13:
            if( (sin(x)*sin(z))>0.0 )
                R=F_PI2;
            else
                R=-F_PI2;
            //element 22:
            E=acos( sin(x)*sin(y)*sin(z));
            //use element 21 for sign:
            if( (cos(y)*sin(z)*sin(R)*sin(E))<0.0 )
                E*=-1.0;
        }
        else
        {
            //cosY!=0 sinY!=0 cosX=0 sinZ!=0 cosZ!=0
            //element 13/11
            R = atan( sin(x)*sin(z)/(cos(y)*cos(z)) );
            //use 13 for 'sign'
            if( (sin(x)*sin(z))<0.0 )
                R += F_PI;
            //element 22
            E = acos(sin(x)*sin(y)*sin(z) );
            //use 21 for sign
            if( (cos(y)*sin(z)*sin(R)*sin(E))<0.0 )
                E*=-1.0;
        }
    }
    else if( lcl_isSinZero(z) )
    {
        //cosY!=0 sinY!=0 sinX!=0 cosX!=0 sinZ=0
        //element 11
        R=y;
        //use element 13 for sign
        if( (cos(x)*cos(z)*sin(y)*sin(R))<0.0 )
            R*=-1.0;
        //element 22
        E = acos( cos(x)*cos(z) );
        //use element 23 for sign
        if( (cos(z)*sin(x)*cos(R)*sin(E))<0.0 )
            E*=-1.0;
    }
    else if( lcl_isCosZero(z) )
    {
        //cosY!=0 sinY!=0 sinX!=0 cosX!=0 cosZ=0
        //element 21/23
        R=atan(-cos(y)/(cos(x)*sin(y)));
        //use element 13 for 'sign'
        if( (sin(x)*sin(z)*sin(R))<0.0 )
            R+=F_PI;
        //element 21/22
        E=atan( cos(y)*sin(z)/(sin(R)*sin(x)*sin(y)*sin(z)) );
        //use element 23 for 'sign'
        if( (-cos(x)*sin(y)*sin(z)*cos(R)*sin(E))<0.0 )
            E+=F_PI;
    }
    else
    {
        //cosY!=0 sinY!=0 sinX!=0 cosX!=0 sinZ!=0 cosZ!=0
        //13/11:
        double f13 = sin(x)*sin(z)+cos(x)*cos(z)*sin(y);
        R = atan( f13/ f11 );
        if(f11<0.0)
            R+=F_PI;
        double f22 = cos(x)*cos(z)+sin(x)*sin(y)*sin(z);
        double f23 = cos(x)*sin(y)*sin(z)-cos(z)*sin(x);
        //23/22:
        E = atan( -1.0*f23/(f22*cos(R)) );
        if(f22<0.0)
            E+=F_PI;
    }
 
    rnElevationDeg = basegfx::fround(basegfx::rad2deg(E));
    rnRotationDeg = basegfx::fround(basegfx::rad2deg(R));
}
 
double ThreeDHelper::getValueClippedToRange( double fAngle, const double& fPositivLimit )
{
    if( fAngle<-1*fPositivLimit )
        fAngle=-1*fPositivLimit;
    else if( fAngle>fPositivLimit )
        fAngle=fPositivLimit;
    return fAngle;
}
 
void ThreeDHelper::adaptRadAnglesForRightAngledAxes( double& rfXAngleRad, double& rfYAngleRad )
{
    rfXAngleRad = ThreeDHelper::getValueClippedToRange(rfXAngleRad, basegfx::deg2rad(ThreeDHelper::getXDegreeAngleLimitForRightAngledAxes()) );
    rfYAngleRad = ThreeDHelper::getValueClippedToRange(rfYAngleRad, basegfx::deg2rad(ThreeDHelper::getYDegreeAngleLimitForRightAngledAxes()) );
}
 
void ThreeDHelper::getRotationAngleFromDiagram(
        const Reference< beans::XPropertySet >& xSceneProperties, double& rfXAngleRad, double& rfYAngleRad, double& rfZAngleRad )
{
    //takes the camera and the transformation matrix into account
 
    rfXAngleRad = rfYAngleRad = rfZAngleRad = 0.0;
 
    if( !xSceneProperties.is() )
        return;
 
    //get camera rotation
    ::basegfx::B3DHomMatrix aFixCameraRotationMatrix( lcl_getCameraMatrix( xSceneProperties ) );
    BaseGFXHelper::ReduceToRotationMatrix( aFixCameraRotationMatrix );
 
    //get scene rotation
    ::basegfx::B3DHomMatrix aSceneRotation;
    {
        drawing::HomogenMatrix aHomMatrix;
        if( xSceneProperties->getPropertyValue( "D3DTransformMatrix") >>= aHomMatrix )
        {
            aSceneRotation = BaseGFXHelper::HomogenMatrixToB3DHomMatrix( aHomMatrix );
            BaseGFXHelper::ReduceToRotationMatrix( aSceneRotation );
        }
    }
 
    ::basegfx::B3DHomMatrix aResultRotation = aFixCameraRotationMatrix * aSceneRotation;
    ::basegfx::B3DTuple aRotation( BaseGFXHelper::GetRotationFromMatrix( aResultRotation ) );
 
    rfXAngleRad = lcl_shiftAngleToIntervalMinusPiToPi(aRotation.getX());
    rfYAngleRad = lcl_shiftAngleToIntervalMinusPiToPi(aRotation.getY());
    rfZAngleRad = lcl_shiftAngleToIntervalMinusPiToPi(aRotation.getZ());
 
    if(rfZAngleRad<-F_PI2 || rfZAngleRad>F_PI2)
    {
        rfZAngleRad-=F_PI;
        rfXAngleRad-=F_PI;
        rfYAngleRad=(F_PI-rfYAngleRad);
 
        rfXAngleRad = lcl_shiftAngleToIntervalMinusPiToPi(rfXAngleRad);
        rfYAngleRad = lcl_shiftAngleToIntervalMinusPiToPi(rfYAngleRad);
        rfZAngleRad = lcl_shiftAngleToIntervalMinusPiToPi(rfZAngleRad);
    }
}
 
void ThreeDHelper::switchRightAngledAxes( const Reference< beans::XPropertySet >& xSceneProperties, bool bRightAngledAxes )
{
    try
    {
        if( xSceneProperties.is() )
        {
            bool bOldRightAngledAxes = false;
            xSceneProperties->getPropertyValue( "RightAngledAxes") >>= bOldRightAngledAxes;
            if( bOldRightAngledAxes!=bRightAngledAxes)
            {
                xSceneProperties->setPropertyValue( "RightAngledAxes", uno::Any( bRightAngledAxes ));
                if(bRightAngledAxes)
                {
                    ::basegfx::B3DHomMatrix aInverseRotation( lcl_getInverseRotationMatrix( xSceneProperties ) );
                    lcl_rotateLights( aInverseRotation, xSceneProperties );
                }
                else
                {
                    ::basegfx::B3DHomMatrix aCompleteRotation( lcl_getCompleteRotationMatrix( xSceneProperties ) );
                    lcl_rotateLights( aCompleteRotation, xSceneProperties );
                }
            }
        }
    }
    catch( const uno::Exception & )
    {
        DBG_UNHANDLED_EXCEPTION("chart2");
    }
}
 
void ThreeDHelper::setRotationAngleToDiagram(
    const Reference< beans::XPropertySet >& xSceneProperties
        , double fXAngleRad, double fYAngleRad, double fZAngleRad )
{
    //the rotation of the camera is not touched but taken into account
    //the rotation difference is applied to the transformation matrix
 
    //the light sources will be adapted also
 
    if( !xSceneProperties.is() )
        return;
 
    try
    {
        //remind old rotation for adaption of light directions
        ::basegfx::B3DHomMatrix aInverseOldRotation( lcl_getInverseRotationMatrix( xSceneProperties ) );
 
        ::basegfx::B3DHomMatrix aInverseCameraRotation;
        {
            ::basegfx::B3DTuple aR( BaseGFXHelper::GetRotationFromMatrix(
                    lcl_getCameraMatrix( xSceneProperties ) ) );
            aInverseCameraRotation.rotate( 0.0, 0.0, -aR.getZ() );
            aInverseCameraRotation.rotate( 0.0, -aR.getY(), 0.0 );
            aInverseCameraRotation.rotate( -aR.getX(), 0.0, 0.0 );
        }
 
        ::basegfx::B3DHomMatrix aCumulatedRotation;
        aCumulatedRotation.rotate( fXAngleRad, fYAngleRad, fZAngleRad );
 
        //calculate new scene matrix
        ::basegfx::B3DHomMatrix aSceneRotation = aInverseCameraRotation*aCumulatedRotation;
        BaseGFXHelper::ReduceToRotationMatrix( aSceneRotation );
 
        //set new rotation to transformation matrix
        xSceneProperties->setPropertyValue(
            "D3DTransformMatrix", uno::Any( BaseGFXHelper::B3DHomMatrixToHomogenMatrix( aSceneRotation )));
 
        //rotate lights if RightAngledAxes are not set or not supported
        bool bRightAngledAxes = false;
        xSceneProperties->getPropertyValue( "RightAngledAxes") >>= bRightAngledAxes;
        uno::Reference< chart2::XDiagram > xDiagram( xSceneProperties, uno::UNO_QUERY );
        if(!bRightAngledAxes || !ChartTypeHelper::isSupportingRightAngledAxes(
                    DiagramHelper::getChartTypeByIndex( xDiagram, 0 ) ) )
        {
            ::basegfx::B3DHomMatrix aNewRotation;
            aNewRotation.rotate( fXAngleRad, fYAngleRad, fZAngleRad );
            lcl_rotateLights( aNewRotation*aInverseOldRotation, xSceneProperties );
        }
    }
    catch( const uno::Exception & )
    {
        DBG_UNHANDLED_EXCEPTION("chart2");
    }
}
 
void ThreeDHelper::getRotationFromDiagram( const uno::Reference< beans::XPropertySet >& xSceneProperties
            , sal_Int32& rnHorizontalAngleDegree, sal_Int32& rnVerticalAngleDegree )
{
    double fXAngle, fYAngle, fZAngle;
    ThreeDHelper::getRotationAngleFromDiagram( xSceneProperties, fXAngle, fYAngle, fZAngle );
 
    if( !lcl_isRightAngledAxesSetAndSupported( xSceneProperties ) )
    {
        ThreeDHelper::convertXYZAngleRadToElevationRotationDeg(
            rnHorizontalAngleDegree, rnVerticalAngleDegree, fXAngle, fYAngle, fZAngle);
        rnVerticalAngleDegree*=-1;
    }
    else
    {
        rnHorizontalAngleDegree = basegfx::fround(basegfx::rad2deg(fXAngle));
        rnVerticalAngleDegree = basegfx::fround(-1.0 * basegfx::rad2deg(fYAngle));
        // nZRotation = basegfx::fround(-1.0 * basegfx::rad2deg(fZAngle));
    }
 
    rnHorizontalAngleDegree = NormAngle180(rnHorizontalAngleDegree);
    rnVerticalAngleDegree = NormAngle180(rnVerticalAngleDegree);
}
 
void ThreeDHelper::setRotationToDiagram( const uno::Reference< beans::XPropertySet >& xSceneProperties
            , sal_Int32 nHorizontalAngleDegree, sal_Int32 nVerticalYAngleDegree )
{
    //todo: x and y is not equal to horz and vert in case of RightAngledAxes==false
    double fXAngle = basegfx::deg2rad(nHorizontalAngleDegree);
    double fYAngle = basegfx::deg2rad(-1 * nVerticalYAngleDegree);
    double fZAngle = 0.0;
 
    if( !lcl_isRightAngledAxesSetAndSupported( xSceneProperties ) )
        ThreeDHelper::convertElevationRotationDegToXYZAngleRad(
            nHorizontalAngleDegree, -1*nVerticalYAngleDegree, fXAngle, fYAngle, fZAngle );
 
    ThreeDHelper::setRotationAngleToDiagram( xSceneProperties, fXAngle, fYAngle, fZAngle );
}
 
void ThreeDHelper::getCameraDistanceRange( double& rfMinimumDistance, double& rfMaximumDistance )
{
    rfMinimumDistance = 3.0/4.0*FIXED_SIZE_FOR_3D_CHART_VOLUME;//empiric value
    rfMaximumDistance = 20.0*FIXED_SIZE_FOR_3D_CHART_VOLUME;//empiric value
}
 
void ThreeDHelper::ensureCameraDistanceRange( double& rfCameraDistance )
{
    double fMin, fMax;
    getCameraDistanceRange( fMin, fMax );
    if( rfCameraDistance < fMin )
        rfCameraDistance = fMin;
    if( rfCameraDistance > fMax )
        rfCameraDistance = fMax;
}
 
double ThreeDHelper::getCameraDistance(
        const Reference< beans::XPropertySet >& xSceneProperties )
{
    double fCameraDistance = FIXED_SIZE_FOR_3D_CHART_VOLUME;
 
    if( !xSceneProperties.is() )
        return fCameraDistance;
 
    try
    {
        drawing::CameraGeometry aCG( ThreeDHelper::getDefaultCameraGeometry() );
        xSceneProperties->getPropertyValue( "D3DCameraGeometry" ) >>= aCG;
        ::basegfx::B3DVector aVRP( BaseGFXHelper::Position3DToB3DVector( aCG.vrp ) );
        fCameraDistance = aVRP.getLength();
 
        ensureCameraDistanceRange( fCameraDistance );
    }
    catch( const uno::Exception & )
    {
        DBG_UNHANDLED_EXCEPTION("chart2");
    }
    return fCameraDistance;
}
 
void ThreeDHelper::setCameraDistance(
        const Reference< beans::XPropertySet >& xSceneProperties, double fCameraDistance )
{
    if( !xSceneProperties.is() )
        return;
 
    try
    {
        if( fCameraDistance <= 0 )
            fCameraDistance = FIXED_SIZE_FOR_3D_CHART_VOLUME;
 
        drawing::CameraGeometry aCG( ThreeDHelper::getDefaultCameraGeometry() );
        xSceneProperties->getPropertyValue( "D3DCameraGeometry" ) >>= aCG;
        ::basegfx::B3DVector aVRP( BaseGFXHelper::Position3DToB3DVector( aCG.vrp ) );
        if( ::basegfx::fTools::equalZero( aVRP.getLength() ) )
            aVRP = ::basegfx::B3DVector(0,0,1);
        aVRP.setLength(fCameraDistance);
        aCG.vrp = BaseGFXHelper::B3DVectorToPosition3D( aVRP );
 
        xSceneProperties->setPropertyValue( "D3DCameraGeometry", uno::Any( aCG ));
    }
    catch( const uno::Exception & )
    {
        DBG_UNHANDLED_EXCEPTION("chart2");
    }
}
 
double ThreeDHelper::CameraDistanceToPerspective( double fCameraDistance )
{
    double fMin, fMax;
    ThreeDHelper::getCameraDistanceRange( fMin, fMax );
    //fMax <-> 0; fMin <->100
    //a/x + b = y
    double a = 100.0*fMax*fMin/(fMax-fMin);
    double b = -a/fMax;
 
    double fRet = a/fCameraDistance + b;
 
    return fRet;
}
 
double ThreeDHelper::PerspectiveToCameraDistance( double fPerspective )
{
    double fMin, fMax;
    ThreeDHelper::getCameraDistanceRange( fMin, fMax );
    //fMax <-> 0; fMin <->100
    //a/x + b = y
    double a = 100.0*fMax*fMin/(fMax-fMin);
    double b = -a/fMax;
 
    double fRet = a/(fPerspective - b);
 
    return fRet;
}
 
ThreeDLookScheme ThreeDHelper::detectScheme( const uno::Reference< XDiagram >& xDiagram )
{
    ThreeDLookScheme aScheme = ThreeDLookScheme_Unknown;
 
    sal_Int32 nRoundedEdges;
    sal_Int32 nObjectLines;
    ThreeDHelper::getRoundedEdgesAndObjectLines( xDiagram, nRoundedEdges, nObjectLines );
 
    //get shade mode and light settings:
    drawing::ShadeMode aShadeMode( drawing::ShadeMode_SMOOTH );
    uno::Reference< beans::XPropertySet > xDiagramProps( xDiagram, uno::UNO_QUERY );
    try
    {
        if( xDiagramProps.is() )
            xDiagramProps->getPropertyValue( "D3DSceneShadeMode" )>>= aShadeMode;
    }
    catch( const uno::Exception & )
    {
        DBG_UNHANDLED_EXCEPTION("chart2");
    }
 
    if( lcl_isSimpleScheme( aShadeMode, nRoundedEdges, nObjectLines, xDiagram ) )
    {
        if( lcl_isSimpleLightScheme(xDiagramProps) )
            aScheme = ThreeDLookScheme_Simple;
    }
    else if( lcl_isRealisticScheme( aShadeMode, nRoundedEdges, nObjectLines ) )
    {
        if( lcl_isRealisticLightScheme(xDiagramProps) )
            aScheme = ThreeDLookScheme_Realistic;
    }
 
    return aScheme;
}
 
void ThreeDHelper::setScheme( const uno::Reference< XDiagram >& xDiagram, ThreeDLookScheme aScheme )
{
    if( aScheme == ThreeDLookScheme_Unknown )
        return;
 
    drawing::ShadeMode aShadeMode;
    sal_Int32 nRoundedEdges;
    sal_Int32 nObjectLines;
 
    if( aScheme == ThreeDLookScheme_Simple )
        lcl_setSimpleScheme(aShadeMode,nRoundedEdges,nObjectLines,xDiagram);
    else
        lcl_setRealisticScheme(aShadeMode,nRoundedEdges,nObjectLines);
 
    try
    {
        ThreeDHelper::setRoundedEdgesAndObjectLines( xDiagram, nRoundedEdges, nObjectLines );
 
        uno::Reference< beans::XPropertySet > xProp( xDiagram, uno::UNO_QUERY );
        if( xProp.is() )
        {
            drawing::ShadeMode aOldShadeMode;
            if( ! ( (xProp->getPropertyValue( "D3DSceneShadeMode" )>>=aOldShadeMode) &&
                    aOldShadeMode == aShadeMode ))
            {
                xProp->setPropertyValue( "D3DSceneShadeMode", uno::Any( aShadeMode ));
            }
        }
 
        lcl_setLightsForScheme( xProp, aScheme );
    }
    catch( const uno::Exception & )
    {
        DBG_UNHANDLED_EXCEPTION("chart2");
    }
 
}
 
void ThreeDHelper::set3DSettingsToDefault( const uno::Reference< beans::XPropertySet >& xSceneProperties )
{
    Reference< beans::XPropertyState > xState( xSceneProperties, uno::UNO_QUERY );
    if(xState.is())
    {
        xState->setPropertyToDefault( "D3DSceneDistance");
        xState->setPropertyToDefault( "D3DSceneFocalLength");
    }
    ThreeDHelper::setDefaultRotation( xSceneProperties );
    ThreeDHelper::setDefaultIllumination( xSceneProperties );
}
 
void ThreeDHelper::setDefaultRotation( const uno::Reference< beans::XPropertySet >& xSceneProperties, bool bPieOrDonut )
{
    if( !xSceneProperties.is() )
        return;
 
    drawing::CameraGeometry aCameraGeo( ThreeDHelper::getDefaultCameraGeometry( bPieOrDonut ) );
    xSceneProperties->setPropertyValue( "D3DCameraGeometry", uno::Any( aCameraGeo ));
 
    ::basegfx::B3DHomMatrix aSceneRotation;
    if( bPieOrDonut )
        aSceneRotation.rotate( -F_PI/3.0, 0, 0 );
    xSceneProperties->setPropertyValue( "D3DTransformMatrix",
        uno::Any( BaseGFXHelper::B3DHomMatrixToHomogenMatrix( aSceneRotation )));
}
 
void ThreeDHelper::setDefaultRotation( const uno::Reference< beans::XPropertySet >& xSceneProperties )
{
    bool bPieOrDonut( DiagramHelper::isPieOrDonutChart( uno::Reference< XDiagram >(xSceneProperties, uno::UNO_QUERY) ) );
    ThreeDHelper::setDefaultRotation( xSceneProperties, bPieOrDonut );
}
 
void ThreeDHelper::setDefaultIllumination( const uno::Reference< beans::XPropertySet >& xSceneProperties )
{
    if( !xSceneProperties.is() )
        return;
 
    drawing::ShadeMode aShadeMode( drawing::ShadeMode_SMOOTH );
    try
    {
        xSceneProperties->getPropertyValue( "D3DSceneShadeMode" )>>= aShadeMode;
        xSceneProperties->setPropertyValue( UNO_NAME_3D_SCENE_LIGHTON_1, uno::Any( false ) );
        xSceneProperties->setPropertyValue( UNO_NAME_3D_SCENE_LIGHTON_3, uno::Any( false ) );
        xSceneProperties->setPropertyValue( UNO_NAME_3D_SCENE_LIGHTON_4, uno::Any( false ) );
        xSceneProperties->setPropertyValue( UNO_NAME_3D_SCENE_LIGHTON_5, uno::Any( false ) );
        xSceneProperties->setPropertyValue( UNO_NAME_3D_SCENE_LIGHTON_6, uno::Any( false ) );
        xSceneProperties->setPropertyValue( UNO_NAME_3D_SCENE_LIGHTON_7, uno::Any( false ) );
        xSceneProperties->setPropertyValue( UNO_NAME_3D_SCENE_LIGHTON_8, uno::Any( false ) );
    }
    catch( const uno::Exception & )
    {
        DBG_UNHANDLED_EXCEPTION("chart2");
    }
 
    ThreeDLookScheme aScheme = (aShadeMode==drawing::ShadeMode_FLAT) ? ThreeDLookScheme_Simple : ThreeDLookScheme_Realistic;
    lcl_setLightsForScheme( xSceneProperties, aScheme );
}
 
void ThreeDHelper::getRoundedEdgesAndObjectLines(
            const uno::Reference< XDiagram > & xDiagram
            , sal_Int32& rnRoundedEdges, sal_Int32& rnObjectLines )
{
    rnRoundedEdges = -1;
    rnObjectLines = -1;
    try
    {
        bool bDifferentRoundedEdges = false;
        bool bDifferentObjectLines = false;
 
        drawing::LineStyle aLineStyle( drawing::LineStyle_SOLID );
 
        std::vector< uno::Reference< XDataSeries > > aSeriesList(
            DiagramHelper::getDataSeriesFromDiagram( xDiagram ) );
        sal_Int32 nSeriesCount = static_cast<sal_Int32>( aSeriesList.size() );
 
        OUString aPercentDiagonalPropertyName( "PercentDiagonal" );
        OUString aBorderStylePropertyName( "BorderStyle" );
 
        for( sal_Int32 nS = 0; nS < nSeriesCount; ++nS )
        {
            uno::Reference< XDataSeries > xSeries( aSeriesList[nS] );
            uno::Reference< beans::XPropertySet > xProp( xSeries, uno::UNO_QUERY );
            if(!nS)
            {
                rnRoundedEdges = 0;
                try
                {
                    sal_Int16 nPercentDiagonal = 0;
 
                    xProp->getPropertyValue( aPercentDiagonalPropertyName ) >>= nPercentDiagonal;
                    rnRoundedEdges = static_cast< sal_Int32 >( nPercentDiagonal );
 
                    if( DataSeriesHelper::hasAttributedDataPointDifferentValue( xSeries
                        , aPercentDiagonalPropertyName, uno::Any(nPercentDiagonal) ) )
                        bDifferentRoundedEdges = true;
                }
                catch( const uno::Exception& e )
                {
                    SAL_WARN("chart2", "Exception caught. " << e );
                    bDifferentRoundedEdges = true;
                }
                try
                {
                    xProp->getPropertyValue( aBorderStylePropertyName ) >>= aLineStyle;
 
                    if( DataSeriesHelper::hasAttributedDataPointDifferentValue( xSeries
                        , aBorderStylePropertyName, uno::Any(aLineStyle) ) )
                        bDifferentObjectLines = true;
                }
                catch( const uno::Exception& e )
                {
                    SAL_WARN("chart2", "Exception caught. " << e );
                    bDifferentObjectLines = true;
                }
            }
            else
            {
                if( !bDifferentRoundedEdges )
                {
                    sal_Int16 nPercentDiagonal = 0;
                    xProp->getPropertyValue( aPercentDiagonalPropertyName ) >>= nPercentDiagonal;
                    sal_Int32 nCurrentRoundedEdges = static_cast< sal_Int32 >( nPercentDiagonal );
                    if(nCurrentRoundedEdges!=rnRoundedEdges
                        || DataSeriesHelper::hasAttributedDataPointDifferentValue( xSeries
                            , aPercentDiagonalPropertyName, uno::Any( static_cast< sal_Int16 >(rnRoundedEdges) ) ) )
                    {
                        bDifferentRoundedEdges = true;
                    }
                }
 
                if( !bDifferentObjectLines )
                {
                    drawing::LineStyle aCurrentLineStyle;
                    xProp->getPropertyValue( aBorderStylePropertyName ) >>= aCurrentLineStyle;
                    if(aCurrentLineStyle!=aLineStyle
                        || DataSeriesHelper::hasAttributedDataPointDifferentValue( xSeries
                            , aBorderStylePropertyName, uno::Any(aLineStyle) ) )
                        bDifferentObjectLines = true;
                }
            }
            if( bDifferentRoundedEdges && bDifferentObjectLines )
                break;
        }
 
        //set rnObjectLines
        rnObjectLines = 0;
        if( bDifferentObjectLines )
            rnObjectLines = -1;
        else if( aLineStyle == drawing::LineStyle_SOLID )
            rnObjectLines = 1;
    }
    catch( const uno::Exception& e )
    {
        SAL_WARN("chart2", "Exception caught. " << e );
    }
}
 
void ThreeDHelper::setRoundedEdgesAndObjectLines(
            const uno::Reference< XDiagram > & xDiagram
            , sal_Int32 nRoundedEdges, sal_Int32 nObjectLines )
{
    if( (nRoundedEdges<0||nRoundedEdges>100) && nObjectLines!=0 && nObjectLines!=1 )
        return;
 
    drawing::LineStyle aLineStyle( drawing::LineStyle_NONE );
    if(nObjectLines==1)
        aLineStyle = drawing::LineStyle_SOLID;
 
    uno::Any aALineStyle( aLineStyle);
    uno::Any aARoundedEdges( static_cast< sal_Int16 >( nRoundedEdges ));
 
    std::vector< uno::Reference< XDataSeries > > aSeriesList(
        DiagramHelper::getDataSeriesFromDiagram( xDiagram ) );
    sal_Int32 nSeriesCount = static_cast<sal_Int32>( aSeriesList.size() );
    for( sal_Int32 nS = 0; nS < nSeriesCount; ++nS )
    {
        uno::Reference< XDataSeries > xSeries( aSeriesList[nS] );
 
        if( nRoundedEdges>=0 && nRoundedEdges<=100 )
            DataSeriesHelper::setPropertyAlsoToAllAttributedDataPoints( xSeries, "PercentDiagonal", aARoundedEdges );
 
        if( nObjectLines==0 || nObjectLines==1 )
            DataSeriesHelper::setPropertyAlsoToAllAttributedDataPoints( xSeries, "BorderStyle", aALineStyle );
    }
}
 
CuboidPlanePosition ThreeDHelper::getAutomaticCuboidPlanePositionForStandardLeftWall( const Reference< beans::XPropertySet >& xSceneProperties )
{
    CuboidPlanePosition eRet(CuboidPlanePosition_Left);
 
    double fXAngleRad=0.0; double fYAngleRad=0.0; double fZAngleRad=0.0;
    ThreeDHelper::getRotationAngleFromDiagram( xSceneProperties, fXAngleRad, fYAngleRad, fZAngleRad );
    if( lcl_isRightAngledAxesSetAndSupported( xSceneProperties ) )
    {
        ThreeDHelper::adaptRadAnglesForRightAngledAxes( fXAngleRad, fYAngleRad );
    }
    if( sin(fYAngleRad)>0.0 )
        eRet = CuboidPlanePosition_Right;
    return eRet;
}
 
CuboidPlanePosition ThreeDHelper::getAutomaticCuboidPlanePositionForStandardBackWall( const Reference< beans::XPropertySet >& xSceneProperties )
{
    CuboidPlanePosition eRet(CuboidPlanePosition_Back);
 
    double fXAngleRad=0.0; double fYAngleRad=0.0; double fZAngleRad=0.0;
    ThreeDHelper::getRotationAngleFromDiagram( xSceneProperties, fXAngleRad, fYAngleRad, fZAngleRad );
    if( lcl_isRightAngledAxesSetAndSupported( xSceneProperties ) )
    {
        ThreeDHelper::adaptRadAnglesForRightAngledAxes( fXAngleRad, fYAngleRad );
    }
    if( cos(fXAngleRad)*cos(fYAngleRad)<0.0 )
        eRet = CuboidPlanePosition_Front;
    return eRet;
}
 
CuboidPlanePosition ThreeDHelper::getAutomaticCuboidPlanePositionForStandardBottom( const Reference< beans::XPropertySet >& xSceneProperties )
{
    CuboidPlanePosition eRet(CuboidPlanePosition_Bottom);
 
    double fXAngleRad=0.0; double fYAngleRad=0.0; double fZAngleRad=0.0;
    ThreeDHelper::getRotationAngleFromDiagram( xSceneProperties, fXAngleRad, fYAngleRad, fZAngleRad );
    if( lcl_isRightAngledAxesSetAndSupported( xSceneProperties ) )
    {
        ThreeDHelper::adaptRadAnglesForRightAngledAxes( fXAngleRad, fYAngleRad );
    }
    if( sin(fXAngleRad)*cos(fYAngleRad)<0.0 )
        eRet = CuboidPlanePosition_Top;
    return eRet;
}
 
} //namespace chart
 
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */

V614 Uninitialized variable 'aOldShadeMode' used.

V547 Expression 'aShadeMode == drawing::ShadeMode_FLAT' is always false.

V614 Uninitialized variable 'aCurrentLineStyle' used.

V547 Expression 'bRightAngledAxes' is always true.

V547 Expression '!bRightAngledAxes' is always true.

V547 Expression 'bLightOn' is always false.

V547 Expression 'bRightAngledAxes' is always false.

V560 A part of conditional expression is always true: !bRightAngledAxes.

V547 Expression '!bIsOn' is always true.