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-rw-r--r--chart2/source/view/charttypes/PieChart.hxx151
1 files changed, 144 insertions, 7 deletions
diff --git a/chart2/source/view/charttypes/PieChart.hxx b/chart2/source/view/charttypes/PieChart.hxx
index 5bd25eed53e6..bf11f6c69055 100644
--- a/chart2/source/view/charttypes/PieChart.hxx
+++ b/chart2/source/view/charttypes/PieChart.hxx
@@ -21,13 +21,103 @@
#include <memory>
#include <VSeriesPlotter.hxx>
+#include <PlottingPositionHelper.hxx>
#include <basegfx/vector/b2ivector.hxx>
#include <com/sun/star/awt/Point.hpp>
+#include <com/sun/star/chart2/PieChartSubType.hpp>
+
+using namespace ::com::sun::star;
+using namespace ::com::sun::star::chart2;
namespace chart
{
-class PiePositionHelper;
+class PiePositionHelper : public PolarPlottingPositionHelper
+{
+public:
+ PiePositionHelper( double fAngleDegreeOffset );
+
+ bool getInnerAndOuterRadius( double fCategoryX, double& fLogicInnerRadius, double& fLogicOuterRadius, bool bUseRings, double fMaxOffset ) const;
+
+ // Determine if the pie wedges are ordered clockwise (returns true) or
+ // counterclockwise (returns false)
+ bool clockwiseWedges() const;
+
+public:
+ //Distance between different category rings, seen relative to width of a ring:
+ double m_fRingDistance; //>=0 m_fRingDistance=1 --> distance == width
+};
+
+enum class SubPieType {
+ NONE, // solo pie or donut
+ LEFT, // left pie in pie-of-pie
+ RIGHT // right pie in pie-of-pie
+};
+
+
+//=======================
+// class PieDataSrcBase
+//=======================
+class PieDataSrcBase
+{
+public:
+ PieDataSrcBase() = default;
+ virtual ~PieDataSrcBase() = default;
+
+ // Number of data points for given pie subtype
+ virtual sal_Int32 getNPoints(const VDataSeries* pSeries,
+ enum SubPieType eType) const = 0;
+
+ // Get the value for the given pie wedge, for the given subtype
+ virtual double getData(const VDataSeries* pSeries, sal_Int32 nPtIdx,
+ enum SubPieType eType) const = 0;
+
+ // Get the properties for the wedge and subtype
+ virtual uno::Reference< beans::XPropertySet > getProps(
+ const VDataSeries* pSeries, sal_Int32 nPtIdx,
+ enum SubPieType eType) const = 0;
+};
+
+//=======================
+// class PieDataSrc
+//=======================
+class PieDataSrc : public PieDataSrcBase
+{
+public:
+ sal_Int32 getNPoints(const VDataSeries* pSeries,
+ enum SubPieType eType) const;
+
+ double getData(const VDataSeries* pSeries, sal_Int32 nPtIdx,
+ [[maybe_unused]]enum SubPieType eType) const;
+
+ virtual uno::Reference< beans::XPropertySet > getProps(
+ const VDataSeries* pSeries, sal_Int32 nPtIdx,
+ enum SubPieType eType) const;
+};
+
+//=======================
+// class OfPieDataSrc
+//=======================
+class OfPieDataSrc : public PieDataSrcBase
+{
+public:
+ // Minimum sensible number of data points
+ static constexpr sal_Int32 minPoints = 4;
+
+ sal_Int32 getNPoints(const VDataSeries* pSeries,
+ enum SubPieType eType) const;
+
+ double getData(const VDataSeries* pSeries, sal_Int32 nPtIdx,
+ enum SubPieType eType) const;
+
+ virtual uno::Reference< beans::XPropertySet > getProps(
+ const VDataSeries* pSeries, sal_Int32 nPtIdx,
+ enum SubPieType eType) const;
+};
+
+//=======================
+// class PieChart
+//=======================
class PieChart : public VSeriesPlotter
{
struct ShapeParam;
@@ -35,7 +125,7 @@ class PieChart : public VSeriesPlotter
public:
PieChart() = delete;
- PieChart( const css::uno::Reference< css::chart2::XChartType >& xChartTypeModel
+ PieChart( const rtl::Reference< ::chart::ChartType >& xChartTypeModel
, sal_Int32 nDimensionCount, bool bExcludingPositioning );
virtual ~PieChart() override;
@@ -65,10 +155,18 @@ public:
private: //methods
rtl::Reference<SvxShape>
createDataPoint(
+ enum SubPieType eType,
const rtl::Reference<SvxShapeGroupAnyD>& xTarget,
const css::uno::Reference<css::beans::XPropertySet>& xObjectProperties,
- const ShapeParam& rParam );
+ const ShapeParam& rParam,
+ const sal_Int32 nPointCount,
+ const bool bConcentricExplosion);
+ rtl::Reference<SvxShape> createBarDataPoint(
+ const rtl::Reference<SvxShapeGroupAnyD>& xTarget,
+ const uno::Reference<beans::XPropertySet>& xObjectProperties,
+ const ShapeParam& rParam,
+ double fBarSegBottom, double fBarSegTop);
/** This method creates a text shape for a label of a data point.
*
* @param xTextTarget
@@ -107,11 +205,49 @@ struct PieLabelInfo;
bool performLabelBestFitInnerPlacement( ShapeParam& rShapeParam
, PieLabelInfo const & rPieLabelInfo );
+ // A standalone pie, one pie in a pie-of-pie, or one ring of a donut
+ void createOneRing([[maybe_unused]]enum SubPieType eType
+ , double fSlotX
+ , ShapeParam& aParam
+ , const rtl::Reference<SvxShapeGroupAnyD>& xSeriesTarget
+ , const rtl::Reference<SvxShapeGroup>& xTextTarget
+ , VDataSeries* pSeries
+ , const PieDataSrcBase *pDataSrc
+ , sal_Int32 n3DRelativeHeight);
+
+ // A bar chart in a bar-of-pie
+ void createOneBar(
+ enum SubPieType eType,
+ ShapeParam& aParam,
+ const rtl::Reference<SvxShapeGroupAnyD>& xSeriesTarget,
+ const rtl::Reference<SvxShapeGroup>& xTextTarget,
+ VDataSeries* pSeries,
+ const PieDataSrcBase *pDataSrc,
+ sal_Int32 n3DRelativeHeight);
+
private: //member
- std::unique_ptr<PiePositionHelper>
- m_pPosHelper;
+ // Constants for of-pie charts. Some of these will want to become
+ // user-selectable values. TODO
+
+ // Radius scalings for left and right of-pie subcharts
+ static constexpr double m_fLeftScale = 2.0/3;
+ static constexpr double m_fRightScale = 1.0/3;
+ // Shifts left/right for of-pie subcharts
+ static constexpr double m_fLeftShift = -0.75;
+ static constexpr double m_fRightShift = 0.75;
+ // Height of bar-of-pie bar
+ static constexpr double m_fFullBarHeight = 1.0;
+ // Bar-of-pie bar left side position
+ static constexpr double m_fBarLeft = 0.75;
+ // Bar-of-pie bar right side position
+ static constexpr double m_fBarRight = 1.25;
+
+ PiePositionHelper m_aPosHelper;
+
bool m_bUseRings;
bool m_bSizeExcludesLabelsAndExplodedSegments;
+ std::vector< ExplicitScaleData > m_aCartesianScales; // for bar-of-pie
+ ::css::chart2::PieChartSubType m_eSubType;
struct PieLabelInfo
{
@@ -119,8 +255,8 @@ private: //member
bool moveAwayFrom( const PieLabelInfo* pFix, const css::awt::Size& rPageSize
, bool bMoveHalfWay, bool bMoveClockwise );
- css::uno::Reference< css::drawing::XShape > xTextShape;
- css::uno::Reference< css::drawing::XShape > xLabelGroupShape;
+ rtl::Reference< SvxShapeText > xTextShape;
+ rtl::Reference< SvxShapeGroupAnyD > xLabelGroupShape;
::basegfx::B2IVector aFirstPosition;
::basegfx::B2IVector aOuterPosition;
::basegfx::B2IVector aOrigin;
@@ -138,6 +274,7 @@ private: //member
double m_fMaxOffset; /// cached max offset value (init'ed to NaN)
};
+
} //namespace chart
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */