AreaChart.hxx

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#pragma once
 
#include <memory>
#include <VSeriesPlotter.hxx>
#include <com/sun/star/chart2/CurveStyle.hpp>
 
namespace chart
{
 
class AreaChart : public VSeriesPlotter
{
    // public methods
public:
    AreaChart() = delete;
 
    AreaChart( const rtl::Reference< ::chart::ChartType >& xChartTypeModel
             , sal_Int32 nDimensionCount
             , bool bCategoryXAxis, bool bNoArea=false
             );
    virtual ~AreaChart() override;
 
    virtual void createShapes() override;
    virtual void addSeries( std::unique_ptr<VDataSeries> pSeries, sal_Int32 zSlot, sal_Int32 xSlot, sal_Int32 ySlot ) override;
 
    virtual css::drawing::Direction3D  getPreferredDiagramAspectRatio() const override;
 
    // MinimumAndMaximumSupplier
    virtual bool isSeparateStackingForDifferentSigns( sal_Int32 nDimensionIndex ) override;
 
    virtual LegendSymbolStyle getLegendSymbolStyle() override;
    virtual css::uno::Any getExplicitSymbol( const VDataSeries& rSeries, sal_Int32 nPointIndex/*-1 for series symbol*/ ) override;
 
private: //methods
    void impl_createSeriesShapes();
    bool impl_createArea( VDataSeries* pSeries
                , std::vector<std::vector<css::drawing::Position3D>> const * pSeriesPoly
                , std::vector<std::vector<css::drawing::Position3D>> const * pPreviousSeriesPoly
                , PlottingPositionHelper const * pPosHelper );
    bool impl_createLine( VDataSeries* pSeries
                , std::vector<std::vector<css::drawing::Position3D>> const * pSeriesPoly
                , PlottingPositionHelper* pPosHelper );
    static bool create_stepped_line( std::vector<std::vector<css::drawing::Position3D>> aStartPoly
                , css::chart2::CurveStyle eCurveStyle
                , PlottingPositionHelper const * pPosHelper
                , std::vector<std::vector<css::drawing::Position3D>> &aPoly );
 
private: //member
    std::unique_ptr<PlottingPositionHelper>
                                        m_pMainPosHelper;
 
    bool                                m_bArea;//false -> line or symbol only
    bool                                m_bLine;
    bool                                m_bSymbol;
 
    //Properties for splines:
    css::chart2::CurveStyle             m_eCurveStyle;
    sal_Int32                           m_nCurveResolution;
    sal_Int32                           m_nSplineOrder;
 
    rtl::Reference<SvxShapeGroupAnyD> m_xSeriesTarget;
    rtl::Reference<SvxShapeGroupAnyD> m_xErrorBarTarget;
    rtl::Reference<SvxShapeGroupAnyD> m_xTextTarget;
    rtl::Reference<SvxShapeGroupAnyD> m_xRegressionCurveEquationTarget;
};
} //namespace chart
 
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