vtkPlotStacked.h

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// SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
// SPDX-License-Identifier: BSD-3-Clause

#ifndef vtkPlotStacked_h
#define vtkPlotStacked_h

#include "vtkChartsCoreModule.h" // For export macro
#include "vtkPlot.h"
#include "vtkWrappingHints.h" // For VTK_MARSHALAUTO

VTK_ABI_NAMESPACE_BEGIN
class vtkChartXY;
class vtkContext2D;
class vtkTable;
class vtkPoints2D;
class vtkStdString;
class vtkImageData;
class vtkColorSeries;

class vtkPlotStackedPrivate;

class VTKCHARTSCORE_EXPORT VTK_MARSHALAUTO vtkPlotStacked : public vtkPlot
{
public:
  vtkTypeMacro(vtkPlotStacked, vtkPlot);
  void PrintSelf(ostream& os, vtkIndent indent) override;

  static vtkPlotStacked* New();

  void SetColor(unsigned char r, unsigned char g, unsigned char b, unsigned char a) override;
  void SetColor(unsigned char r, unsigned char g, unsigned char b) override;


  void SetColorF(double r, double g, double b, double a) override;
  void SetColorF(double r, double g, double b) override;


  void GetColorF(double rgb[3]) override;

  bool Paint(vtkContext2D* painter) override;

  bool PaintLegend(vtkContext2D* painter, const vtkRectf& rect, int legendIndex) override;

  void GetBounds(double bounds[4]) override;

  void GetUnscaledInputBounds(double bounds[4]) override;

  void SetInputArray(int index, const vtkStdString& name) override;

  void SetColorSeries(vtkColorSeries* colorSeries);

  vtkColorSeries* GetColorSeries();

  vtkStringArray* GetLabels() override;

  vtkIdType GetNearestPoint(const vtkVector2f& point, const vtkVector2f& tolerance,
    vtkVector2f* location, vtkIdType* segmentId) override;
  using vtkPlot::GetNearestPoint;

  bool SelectPoints(const vtkVector2f& min, const vtkVector2f& max) override;

  bool UpdateCache() override;

protected:
  vtkPlotStacked();
  ~vtkPlotStacked() override;

  bool CacheRequiresUpdate() override;

  // Descript:
  // For stacked plots the Extent data must be greater than (or equal to) the
  // base data. Ensure that this is true
  void FixExtent();

  void CalculateLogSeries();

  vtkIdTypeArray* BaseBadPoints;

  vtkIdTypeArray* ExtentBadPoints;

  bool LogX, LogY;

  vtkSmartPointer<vtkColorSeries> ColorSeries;

private:
  vtkPlotStacked(const vtkPlotStacked&) = delete;
  void operator=(const vtkPlotStacked&) = delete;

  vtkPlotStackedPrivate* Private;
};

VTK_ABI_NAMESPACE_END
#endif // vtkPlotStacked_h