vtkParallelCoordinatesView.h

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/*=========================================================================
 
Program:   Visualization Toolkit
Module:    vtkParallelCoordinatesView.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.
 
=========================================================================*/
/*-------------------------------------------------------------------------
  Copyright 2009 Sandia Corporation.
  Under the terms of Contract DE-AC04-94AL85000 with Sandia Corporation,
  the U.S. Government retains certain rights in this software.
-------------------------------------------------------------------------*/
#ifndef vtkParallelCoordinatesView_h
#define vtkParallelCoordinatesView_h
 
#include "vtkRenderView.h"
#include "vtkViewsInfovisModule.h" // For export macro
 
class vtkActor2D;
class vtkOutlineSource;
class vtkParallelCoordinatesRepresentation;
class vtkPolyData;
class vtkPolyDataMapper2D;
 
class VTKVIEWSINFOVIS_EXPORT vtkParallelCoordinatesView : public vtkRenderView
{
public:
  vtkTypeMacro(vtkParallelCoordinatesView, vtkRenderView);
  static vtkParallelCoordinatesView* New();
  void PrintSelf(ostream& os, vtkIndent indent) override;
 
  enum
  {
    VTK_BRUSH_LASSO = 0,
    VTK_BRUSH_ANGLE,
    VTK_BRUSH_FUNCTION,
    VTK_BRUSH_AXISTHRESHOLD,
    VTK_BRUSH_MODECOUNT
  };
  enum
  {
    VTK_BRUSHOPERATOR_ADD = 0,
    VTK_BRUSHOPERATOR_SUBTRACT,
    VTK_BRUSHOPERATOR_INTERSECT,
    VTK_BRUSHOPERATOR_REPLACE,
    VTK_BRUSHOPERATOR_MODECOUNT
  };
  enum
  {
    VTK_INSPECT_MANIPULATE_AXES = 0,
    VTK_INSPECT_SELECT_DATA,
    VTK_INSPECT_MODECOUNT
  };
 
  void SetBrushMode(int);
  void SetBrushModeToLasso() { this->SetBrushMode(VTK_BRUSH_LASSO); }
  void SetBrushModeToAngle() { this->SetBrushMode(VTK_BRUSH_ANGLE); }
  void SetBrushModeToFunction() { this->SetBrushMode(VTK_BRUSH_FUNCTION); }
  void SetBrushModeToAxisThreshold() { this->SetBrushMode(VTK_BRUSH_AXISTHRESHOLD); }
  vtkGetMacro(BrushMode, int);
 
  void SetBrushOperator(int);
  void SetBrushOperatorToAdd() { this->SetBrushOperator(VTK_BRUSHOPERATOR_ADD); }
  void SetBrushOperatorToSubtract() { this->SetBrushOperator(VTK_BRUSHOPERATOR_SUBTRACT); }
  void SetBrushOperatorToIntersect() { this->SetBrushOperator(VTK_BRUSHOPERATOR_INTERSECT); }
  void SetBrushOperatorToReplace() { this->SetBrushOperator(VTK_BRUSHOPERATOR_REPLACE); }
  vtkGetMacro(BrushOperator, int);
 
  void SetInspectMode(int);
  void SetInspectModeToManipulateAxes() { this->SetInspectMode(VTK_INSPECT_MANIPULATE_AXES); }
  void SetInpsectModeToSelectData() { this->SetInspectMode(VTK_INSPECT_SELECT_DATA); }
  vtkGetMacro(InspectMode, int);
 
  void SetMaximumNumberOfBrushPoints(int);
  vtkGetMacro(MaximumNumberOfBrushPoints, int);
 
  vtkSetMacro(CurrentBrushClass, int);
  vtkGetMacro(CurrentBrushClass, int);
 
  void ApplyViewTheme(vtkViewTheme* theme) override;
 
protected:
  vtkParallelCoordinatesView();
  ~vtkParallelCoordinatesView() override;
 
  int SelectedAxisPosition;
 
  enum
  {
    VTK_HIGHLIGHT_CENTER = 0,
    VTK_HIGHLIGHT_MIN,
    VTK_HIGHLIGHT_MAX
  };
  vtkSmartPointer<vtkOutlineSource> HighlightSource;
  vtkSmartPointer<vtkPolyDataMapper2D> HighlightMapper;
  vtkSmartPointer<vtkActor2D> HighlightActor;
 
  int InspectMode;
  int BrushMode;
  int BrushOperator;
  int MaximumNumberOfBrushPoints;
  int NumberOfBrushPoints;
  int CurrentBrushClass;
 
  vtkSmartPointer<vtkPolyData> BrushData;
  vtkSmartPointer<vtkPolyDataMapper2D> BrushMapper;
  vtkSmartPointer<vtkActor2D> BrushActor;
 
  int FirstFunctionBrushLineDrawn;
  int AxisHighlightPosition;
 
  vtkTimeStamp WorldBuildTime;
  bool RebuildNeeded;
 
  void ProcessEvents(vtkObject* caller, unsigned long event, void* callData) override;
  vtkDataRepresentation* CreateDefaultRepresentation(vtkAlgorithmOutput* conn) override;
 
  void PrepareForRendering() override;
 
 
  void Hover(unsigned long event);
  void ManipulateAxes(unsigned long event);
  void SelectData(unsigned long event);
  void Zoom(unsigned long event);
  void Pan(unsigned long event);
 
  int SetAxisHighlightPosition(vtkParallelCoordinatesRepresentation* rep, int position);
 
  int SetAxisHighlightPosition(vtkParallelCoordinatesRepresentation* rep, double position);
 
  int AddLassoBrushPoint(double* p);
  int SetBrushLine(int line, double* p1, double* p2);
  void GetBrushLine(int line, vtkIdType& npts, vtkIdType const*& ptids);
  int SetAngleBrushLine(double* p1, double* p2);
  int SetFunctionBrushLine1(double* p1, double* p2);
  int SetFunctionBrushLine2(double* p1, double* p2);
  void ClearBrushPoints();
 
private:
  vtkParallelCoordinatesView(const vtkParallelCoordinatesView&) = delete;
  void operator=(const vtkParallelCoordinatesView&) = delete;
};
 
#endif