vtkCategoryLegend.h

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// SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
// SPDX-License-Identifier: BSD-3-Clause
 
#ifndef vtkCategoryLegend_h
#define vtkCategoryLegend_h
 
#include "vtkChartLegend.h"
#include "vtkChartsCoreModule.h" // For export macro
#include "vtkNew.h"              // For vtkNew ivars
#include "vtkStdString.h"        // For vtkStdString ivars
#include "vtkVector.h"           // For vtkRectf
#include "vtkWrappingHints.h"    // For VTK_MARSHALAUTO
 
VTK_ABI_NAMESPACE_BEGIN
class vtkScalarsToColors;
class vtkTextProperty;
class vtkVariantArray;
 
class VTKCHARTSCORE_EXPORT VTK_MARSHALAUTO vtkCategoryLegend : public vtkChartLegend
{
public:
  vtkTypeMacro(vtkCategoryLegend, vtkChartLegend);
  void PrintSelf(ostream& os, vtkIndent indent) override;
 
  static vtkCategoryLegend* New();
 
  enum
  {
    VERTICAL = 0,
    HORIZONTAL
  };
 
  bool Paint(vtkContext2D* painter) override;
 
  vtkRectf GetBoundingRect(vtkContext2D* painter) override;
 
 
  virtual void SetScalarsToColors(vtkScalarsToColors* stc);
  virtual vtkScalarsToColors* GetScalarsToColors();
 
 
  vtkGetObjectMacro(Values, vtkVariantArray);
  virtual void SetValues(vtkVariantArray*);
 
 
  virtual void SetTitle(const vtkStdString& title);
  virtual vtkStdString GetTitle();
 
 
  vtkGetMacro(OutlierLabel, vtkStdString);
  vtkSetMacro(OutlierLabel, vtkStdString);
 
protected:
  vtkCategoryLegend();
  ~vtkCategoryLegend() override;
 
  bool HasOutliers;
  float TitleWidthOffset;
  vtkScalarsToColors* ScalarsToColors;
  vtkStdString OutlierLabel;
  vtkStdString Title;
  vtkNew<vtkTextProperty> TitleProperties;
  vtkVariantArray* Values;
 
private:
  vtkCategoryLegend(const vtkCategoryLegend&) = delete;
  void operator=(const vtkCategoryLegend&) = delete;
};
 
VTK_ABI_NAMESPACE_END
#endif