vtkChartBox.h

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/*=========================================================================
 
  Program:   Visualization Toolkit
  Module:    vtkChartBox.h
 
  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
  All rights reserved.
  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
 
     This software is distributed WITHOUT ANY WARRANTY; without even
     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
     PURPOSE.  See the above copyright notice for more information.
 
=========================================================================*/
 
#ifndef vtkChartBox_h
#define vtkChartBox_h
 
#include "vtkChart.h"
#include "vtkChartsCoreModule.h" // For export macro
 
class vtkIdTypeArray;
class vtkPlotBox;
class vtkStdString;
class vtkStringArray;
class vtkTooltipItem;
 
class VTKCHARTSCORE_EXPORT vtkChartBox : public vtkChart
{
public:
  vtkTypeMacro(vtkChartBox, vtkChart);
  void PrintSelf(ostream& os, vtkIndent indent) override;
 
  static vtkChartBox* New();
 
  void Update() override;
 
  bool Paint(vtkContext2D* painter) override;
 
 
  void SetColumnVisibility(const vtkStdString& name, bool visible);
  void SetColumnVisibility(vtkIdType column, bool visible);
 
  void SetColumnVisibilityAll(bool visible);
 
 
  bool GetColumnVisibility(const vtkStdString& name);
  bool GetColumnVisibility(vtkIdType column);
 
  vtkIdType GetColumnId(const vtkStdString& name);
 
 
  vtkGetObjectMacro(VisibleColumns, vtkStringArray);
 
  // Index of the selected column in the visible columns list.
  vtkGetMacro(SelectedColumn, int);
  vtkSetMacro(SelectedColumn, int);
 
  vtkPlot* GetPlot(vtkIdType index) override;
 
  vtkIdType GetNumberOfPlots() override;
 
  virtual vtkAxis* GetYAxis();
 
  virtual float GetXPosition(int index);
 
  virtual vtkIdType GetNumberOfVisibleColumns();
 
  virtual void SetPlot(vtkPlotBox* plot);
 
  bool Hit(const vtkContextMouseEvent& mouse) override;
 
  bool MouseMoveEvent(const vtkContextMouseEvent& mouse) override;
 
  bool MouseButtonPressEvent(const vtkContextMouseEvent& mouse) override;
 
  bool MouseButtonReleaseEvent(const vtkContextMouseEvent& mouse) override;
 
  virtual void SetTooltip(vtkTooltipItem* tooltip);
 
  virtual vtkTooltipItem* GetTooltip();
 
  virtual void SetTooltipInfo(const vtkContextMouseEvent&, const vtkVector2d&, vtkIdType, vtkPlot*,
    vtkIdType segmentIndex = -1);
 
protected:
  vtkChartBox();
  ~vtkChartBox() override;
 
 
  class Private;
  Private* Storage;
 
  bool GeometryValid;
 
  vtkIdTypeArray* Selection;
 
  vtkStringArray* VisibleColumns;
 
 
  int SelectedColumn;
  float SelectedColumnDelta;
 
  vtkTimeStamp BuildTime;
 
  vtkSmartPointer<vtkTooltipItem> Tooltip;
 
  void ResetSelection();
  void UpdateGeometry(vtkContext2D*);
  void CalculatePlotTransform();
  void SwapAxes(int a1, int a2);
 
  bool LocatePointInPlots(const vtkContextMouseEvent& mouse, int invokeEvent = -1);
 
  int LocatePointInPlot(const vtkVector2f& position, const vtkVector2f& tolerance,
    vtkVector2f& plotPos, vtkPlot* plot, vtkIdType& segmentId);
 
private:
  vtkChartBox(const vtkChartBox&) = delete;
  void operator=(const vtkChartBox&) = delete;
};
 
 
struct vtkChartBoxData
{
  vtkStdString SeriesName;
  vtkVector2f Position;
  vtkVector2i ScreenPosition;
  int Index;
};
 
#endif // vtkChartBox_h