vtkChartParallelCoordinates.h

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

 
#ifndef vtkChartParallelCoordinates_h
#define vtkChartParallelCoordinates_h
 
#include "vtkChart.h"
#include "vtkChartsCoreModule.h" // For export macro
#include "vtkNew.h"              // For vtkNew
#include "vtkWrappingHints.h"    // For VTK_MARSHALAUTO
 
VTK_ABI_NAMESPACE_BEGIN
class vtkIdTypeArray;
class vtkStdString;
class vtkStringArray;
class vtkPlotParallelCoordinates;
 
class VTKCHARTSCORE_EXPORT VTK_MARSHALAUTO vtkChartParallelCoordinates : public vtkChart
{
public:
  vtkTypeMacro(vtkChartParallelCoordinates, vtkChart);
  void PrintSelf(ostream& os, vtkIndent indent) override;

  static vtkChartParallelCoordinates* New();

  void Update() override;

  bool Paint(vtkContext2D* painter) override;

  bool PaintRect(vtkContext2D* painter, int axis, float min, float max);

  void SetColumnVisibility(const vtkStdString& name, bool visible);

  void SetColumnVisibilityAll(bool visible);

  bool GetColumnVisibility(const vtkStdString& name);

  virtual vtkStringArray* GetVisibleColumns();

  virtual void SetVisibleColumns(vtkStringArray* visColumns);

  vtkPlot* GetPlot(vtkIdType index) override;

  vtkIdType GetNumberOfPlots() override;

  void SetShowLegend(bool visible) override;

  vtkChartLegend* GetLegend() override;

  vtkAxis* GetAxis(int axisIndex) override;

  vtkIdType GetNumberOfAxes() override;

  void RecalculateBounds() override;

  virtual void SetPlot(vtkPlotParallelCoordinates* plot);

  bool Hit(const vtkContextMouseEvent& mouse) override;

  bool MouseEnterEvent(const vtkContextMouseEvent& mouse) override;

  bool MouseMoveEvent(const vtkContextMouseEvent& mouse) override;

  bool MouseLeaveEvent(const vtkContextMouseEvent& mouse) override;

  bool MouseButtonPressEvent(const vtkContextMouseEvent& mouse) override;

  bool MouseButtonReleaseEvent(const vtkContextMouseEvent& mouse) override;

  bool MouseWheelEvent(const vtkContextMouseEvent& mouse, int delta) override;

  void UpdateCurrentAxisSelection(int axisId);
 
protected:
  vtkChartParallelCoordinates();
  ~vtkChartParallelCoordinates() override;


  struct Private;
  Private* Storage;

  vtkChartLegend* Legend;
 
  bool GeometryValid;

  vtkIdTypeArray* Selection;

  vtkNew<vtkStringArray> VisibleColumns;

  vtkTimeStamp BuildTime;
 
  void ResetSelection();
  void ResetAxeSelection(int axe);
  void ResetAxesSelection();
  void UpdateGeometry(vtkContext2D* painter);
  void CalculatePlotTransform();
  void SwapAxes(int a1, int a2);
 
private:
  vtkChartParallelCoordinates(const vtkChartParallelCoordinates&) = delete;
  void operator=(const vtkChartParallelCoordinates&) = delete;
};
 
VTK_ABI_NAMESPACE_END
#endif // vtkChartParallelCoordinates_h