dox/Views/vtkTreeLayoutView.h

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/*=========================================================================

  Program:   Visualization Toolkit
  Module:    $RCSfile: vtkTreeLayoutView.h,v $

  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 2008 Sandia Corporation.
  Under the terms of Contract DE-AC04-94AL85000 with Sandia Corporation,
  the U.S. Government retains certain rights in this software.
-------------------------------------------------------------------------*/
#ifndef __vtkTreeLayoutView_h
#define __vtkTreeLayoutView_h

#include "vtkRenderView.h"

class vtkActor;
class vtkActor2D;
class vtkCoordinate;
class vtkDynamic2DLabelMapper;
class vtkExtractSelectedGraph;
class vtkGraphLayout;
class vtkGraphToPolyData;
class vtkInteractorStyleRubberBand2D;
class vtkKdTreeSelector;
class vtkLookupTable;
class vtkPolyDataMapper;
class vtkTreeLayoutStrategy;
class vtkVertexGlyphFilter;
class vtkViewTheme;
class vtkHardwareSelector;

class VTK_VIEWS_EXPORT vtkTreeLayoutView : public vtkRenderView
{
public:
  static vtkTreeLayoutView *New();
  vtkTypeRevisionMacro(vtkTreeLayoutView, vtkRenderView);
  void PrintSelf(ostream& os, vtkIndent indent);
  

  void SetLabelArrayName(const char* name);
  const char* GetLabelArrayName();
  

  void SetLabelVisibility(bool vis);
  bool GetLabelVisibility();
  void LabelVisibilityOn();
  void LabelVisibilityOff();
  

  void SetVertexColorArrayName(const char* name);
  const char* GetVertexColorArrayName();
  

  void SetColorVertices(bool vis);
  bool GetColorVertices();
  void ColorVerticesOn();
  void ColorVerticesOff();
  

  void SetEdgeColorArrayName(const char* name);
  const char* GetEdgeColorArrayName();
  

  void SetColorEdges(bool vis);
  bool GetColorEdges();
  void ColorEdgesOn();
  void ColorEdgesOff();
  

  void SetAngle(double angle);
  double GetAngle();


  void SetRadial(bool radial);
  bool GetRadial();
  void RadialOn();
  void RadialOff();


  void SetLogSpacingValue(double value);
  double GetLogSpacingValue();


  void SetLeafSpacing(double value);
  double GetLeafSpacing();


  const char* GetDistanceArrayName();
  void SetDistanceArrayName(const char* name);

  virtual void SetupRenderWindow(vtkRenderWindow* win);

  virtual void ApplyViewTheme(vtkViewTheme* theme);

protected:
  vtkTreeLayoutView();
  ~vtkTreeLayoutView();


  virtual void ProcessEvents(vtkObject* caller, unsigned long eventId, 
    void* callData);
  

  virtual void AddInputConnection( int port, int item,
    vtkAlgorithmOutput* conn,
    vtkAlgorithmOutput* selectionConn);
  

  virtual void RemoveInputConnection( int port, int item,
    vtkAlgorithmOutput* conn,
    vtkAlgorithmOutput* selectionConn);
  
  virtual void PrepareForRendering();

  void MapToXYPlane(double displayX, double displayY, double &x, double &y);
  

  vtkGetStringMacro(VertexColorArrayNameInternal);
  vtkSetStringMacro(VertexColorArrayNameInternal);
  vtkGetStringMacro(EdgeColorArrayNameInternal);
  vtkSetStringMacro(EdgeColorArrayNameInternal);
    
  char* VertexColorArrayNameInternal;
  char* EdgeColorArrayNameInternal;
  
  // Used for coordinate conversion
  vtkCoordinate* Coordinate;

  // Representation objects
  vtkGraphLayout*           GraphLayout;
  vtkTreeLayoutStrategy*    TreeStrategy;
  vtkGraphToPolyData*       GraphToPolyData;
  vtkVertexGlyphFilter*     VertexGlyph;
  vtkPolyDataMapper*        VertexMapper;
  vtkLookupTable*           VertexColorLUT;
  vtkActor*                 VertexActor;
  vtkPolyDataMapper*        OutlineMapper;
  vtkActor*                 OutlineActor;
  vtkPolyDataMapper*        EdgeMapper;
  vtkLookupTable*           EdgeColorLUT;
  vtkActor*                 EdgeActor;
  vtkDynamic2DLabelMapper*  LabelMapper;
  vtkActor2D*               LabelActor;
  
  // Selection objects
  vtkKdTreeSelector*        KdTreeSelector;
  vtkHardwareSelector*      HardwareSelector;
  vtkExtractSelectedGraph*  ExtractSelectedGraph;
  vtkGraphToPolyData*       SelectionToPolyData;
  vtkVertexGlyphFilter*     SelectionVertexGlyph;
  vtkPolyDataMapper*        SelectionVertexMapper;
  vtkActor*                 SelectionVertexActor;
  vtkPolyDataMapper*        SelectionEdgeMapper;
  vtkActor*                 SelectionEdgeActor;

private:
  vtkTreeLayoutView(const vtkTreeLayoutView&);  // Not implemented.
  void operator=(const vtkTreeLayoutView&);  // Not implemented.
};

#endif

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