VPolarCoordinateSystem.cxx

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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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 *
 *   Licensed to the Apache Software Foundation (ASF) under one or more
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 *   ownership. The ASF licenses this file to you under the Apache
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 *   except in compliance with the License. You may obtain a copy of
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#include "VPolarCoordinateSystem.hxx"
#include "VPolarGrid.hxx"
#include "VPolarAxis.hxx"
#include <BaseCoordinateSystem.hxx>
#include <AxisIndexDefines.hxx>
#include <Axis.hxx>
#include <AxisHelper.hxx>
#include <Diagram.hxx>
#include <DataTable.hxx>
#include <ChartModel.hxx>
#include <GridProperties.hxx>
 
namespace chart
{
using namespace ::com::sun::star;
using namespace ::com::sun::star::chart2;
using ::com::sun::star::uno::Reference;
 
VPolarCoordinateSystem::VPolarCoordinateSystem( const rtl::Reference< BaseCoordinateSystem >& xCooSys )
    : VCoordinateSystem(xCooSys)
{
}
 
VPolarCoordinateSystem::~VPolarCoordinateSystem()
{
}
 
//better performance for big data
uno::Sequence< sal_Int32 > VPolarCoordinateSystem::getCoordinateSystemResolution(
            const awt::Size& rPageSize, const awt::Size& rPageResolution )
{
    uno::Sequence< sal_Int32 > aResolution( VCoordinateSystem::getCoordinateSystemResolution( rPageSize, rPageResolution) );
 
    if( aResolution.getLength() >= 2 )
    {
        auto pResolution = aResolution.getArray();
        if( getPropertySwapXAndYAxis() )
        {
            pResolution[0]/=2;//radius
            pResolution[1]*=4;//outer circle resolution
        }
        else
        {
            pResolution[0]*=4;//outer circle resolution
            pResolution[1]/=2;//radius
        }
    }
 
    return aResolution;
}
 
void VPolarCoordinateSystem::createVAxisList(
            const rtl::Reference<::chart::ChartModel> & xChartDoc,
            const awt::Size& rFontReferenceSize,
            const awt::Rectangle& rMaximumSpaceForLabels,
            bool /*bLimitSpaceForLabels*/,
            std::vector<std::unique_ptr<VSeriesPlotter>>& /*rSeriesPlotterList*/,
            css::uno::Reference<css::uno::XComponentContext> const& /*rComponentContext*/)
{
    // note: using xChartDoc itself as XNumberFormatsSupplier would cause
    // a leak from VPolarAxis due to cyclic reference
    uno::Reference<util::XNumberFormatsSupplier> const xNumberFormatsSupplier(
        xChartDoc->getNumberFormatsSupplier());
 
    m_aAxisMap.clear();
    sal_Int32 nDimensionCount = m_xCooSysModel->getDimension();
    sal_Int32 nDimensionIndex = 0;
 
    //create angle axis (dimension index 0)
    for( nDimensionIndex = 0; nDimensionIndex < nDimensionCount; nDimensionIndex++ )
    {
        sal_Int32 nMaxAxisIndex = m_xCooSysModel->getMaximumAxisIndexByDimension(nDimensionIndex);
        for( sal_Int32 nAxisIndex = 0; nAxisIndex <= nMaxAxisIndex; nAxisIndex++ )
        {
            rtl::Reference< Axis > xAxis = getAxisByDimension(nDimensionIndex,nAxisIndex);
            if(!xAxis.is() || !AxisHelper::shouldAxisBeDisplayed( xAxis, m_xCooSysModel ))
                continue;
 
            rtl::Reference<Diagram> xDiagram(xChartDoc->getFirstChartDiagram());
            AxisProperties aAxisProperties(xAxis,getExplicitCategoriesProvider(), xDiagram->getDataTableRef());
            aAxisProperties.init();
            if(aAxisProperties.m_bDisplayLabels)
                aAxisProperties.m_nNumberFormatKey = getNumberFormatKeyForAxis(xAxis, xChartDoc);
 
            std::shared_ptr< VAxisBase > apVAxis( VPolarAxis::createAxis( aAxisProperties,xNumberFormatsSupplier,nDimensionIndex,nDimensionCount) );
            tFullAxisIndex aFullAxisIndex( nDimensionIndex, nAxisIndex );
            m_aAxisMap[aFullAxisIndex] = apVAxis;
 
            apVAxis->initAxisLabelProperties(rFontReferenceSize,rMaximumSpaceForLabels);
        }
    }
}
 
void VPolarCoordinateSystem::initVAxisInList()
{
    if(!m_xLogicTargetForAxes.is() || !m_xFinalTarget.is() || !m_xCooSysModel.is() )
        return;
 
    sal_Int32 nDimensionCount = m_xCooSysModel->getDimension();
    bool bSwapXAndY = getPropertySwapXAndYAxis();
 
    for (auto const& elem : m_aAxisMap)
    {
        VAxisBase* pVAxis = elem.second.get();
        if( pVAxis )
        {
            sal_Int32 nDimensionIndex = elem.first.first;
            sal_Int32 nAxisIndex = elem.first.second;
            pVAxis->setExplicitScaleAndIncrement( getExplicitScale( nDimensionIndex, nAxisIndex ), getExplicitIncrement(nDimensionIndex, nAxisIndex) );
            pVAxis->initPlotter(m_xLogicTargetForAxes,m_xFinalTarget
                , createCIDForAxis( nDimensionIndex, nAxisIndex ) );
            VPolarAxis* pVPolarAxis = dynamic_cast< VPolarAxis* >( pVAxis );
            if( pVPolarAxis )
                pVPolarAxis->setIncrements( getExplicitIncrements( nDimensionIndex, nAxisIndex ) );
            if(nDimensionCount==2)
                pVAxis->setTransformationSceneToScreen( m_aMatrixSceneToScreen );
            pVAxis->setScales( getExplicitScales( nDimensionIndex, nAxisIndex ), bSwapXAndY );
        }
    }
}
 
void VPolarCoordinateSystem::updateScalesAndIncrementsOnAxes()
{
    if(!m_xLogicTargetForAxes.is() || !m_xFinalTarget.is() || !m_xCooSysModel.is() )
        return;
 
    sal_Int32 nDimensionCount = m_xCooSysModel->getDimension();
    bool bSwapXAndY = getPropertySwapXAndYAxis();
 
    for (auto const& elem : m_aAxisMap)
    {
        VAxisBase* pVAxis = elem.second.get();
        if( pVAxis )
        {
            sal_Int32 nDimensionIndex = elem.first.first;
            sal_Int32 nAxisIndex = elem.first.second;
            pVAxis->setExplicitScaleAndIncrement( getExplicitScale( nDimensionIndex, nAxisIndex ), getExplicitIncrement(nDimensionIndex, nAxisIndex) );
            VPolarAxis* pVPolarAxis = dynamic_cast< VPolarAxis* >( pVAxis );
            if( pVPolarAxis )
                pVPolarAxis->setIncrements( getExplicitIncrements( nDimensionIndex, nAxisIndex ) );
            if(nDimensionCount==2)
                pVAxis->setTransformationSceneToScreen( m_aMatrixSceneToScreen );
            pVAxis->setScales( getExplicitScales( nDimensionIndex, nAxisIndex ), bSwapXAndY );
        }
    }
}
 
void VPolarCoordinateSystem::createGridShapes()
{
    if(!m_xLogicTargetForGrids.is() || !m_xFinalTarget.is() )
        return;
 
    sal_Int32 nDimensionCount = m_xCooSysModel->getDimension();
    bool bSwapXAndY = getPropertySwapXAndYAxis();
 
    for( sal_Int32 nDimensionIndex=0; nDimensionIndex<3; nDimensionIndex++)
    {
        sal_Int32 nAxisIndex = MAIN_AXIS_INDEX;
 
        rtl::Reference< Axis > xAxis = AxisHelper::getAxis( nDimensionIndex, nAxisIndex, m_xCooSysModel );
        if(!xAxis.is() || !AxisHelper::shouldAxisBeDisplayed( xAxis, m_xCooSysModel ))
            continue;
 
        VPolarGrid aGrid(nDimensionIndex,nDimensionCount,getGridListFromAxis( xAxis ));
        aGrid.setIncrements( getExplicitIncrements( nDimensionIndex, nAxisIndex ) );
        aGrid.initPlotter(m_xLogicTargetForGrids,m_xFinalTarget
            , createCIDForGrid( nDimensionIndex, nAxisIndex ) );
        if(nDimensionCount==2)
            aGrid.setTransformationSceneToScreen( m_aMatrixSceneToScreen );
        aGrid.setScales( getExplicitScales( nDimensionIndex, nAxisIndex), bSwapXAndY );
        aGrid.createShapes();
    }
}
 
} //namespace chart
 
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