vtkChartHistogram2D.h

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

#ifndef vtkChartHistogram2D_h
#define vtkChartHistogram2D_h

#include "vtkChartXY.h"
#include "vtkChartsCoreModule.h" // For export macro
#include "vtkSmartPointer.h"     // For SP ivars
#include "vtkWrappingHints.h"    // For VTK_MARSHALAUTO

VTK_ABI_NAMESPACE_BEGIN
class vtkColorLegend;
class vtkPlotHistogram2D;
class vtkImageData;
class vtkScalarsToColors;

class VTKCHARTSCORE_EXPORT VTK_MARSHALAUTO vtkChartHistogram2D : public vtkChartXY
{
public:
  vtkTypeMacro(vtkChartHistogram2D, vtkChartXY);
  void PrintSelf(ostream& os, vtkIndent indent) override;

  static vtkChartHistogram2D* New();

  void Update() override;

  virtual void SetInputData(vtkImageData* data, vtkIdType z = 0);
  virtual void SetTransferFunction(vtkScalarsToColors* function);

  bool Hit(const vtkContextMouseEvent& mouse) override;

  vtkPlot* GetPlot(vtkIdType index) override;

protected:
  vtkChartHistogram2D();
  ~vtkChartHistogram2D() override;

  vtkSmartPointer<vtkPlotHistogram2D> Histogram;

  vtkTimeStamp BuildTime;

  class Private;
  Private* Storage;

  bool UpdateLayout(vtkContext2D* painter) override;

private:
  vtkChartHistogram2D(const vtkChartHistogram2D&) = delete;
  void operator=(const vtkChartHistogram2D&) = delete;
};

VTK_ABI_NAMESPACE_END
#endif // vtkChartHistogram2D_h