vtkTanglegramItem.h

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/*=========================================================================
 
  Program:   Visualization Toolkit
  Module:    TestDiagram.cxx
 
  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 vtkTanglegramItem_h
#define vtkTanglegramItem_h
 
#include "vtkViewsInfovisModule.h" // For export macro
 
#include "vtkContextItem.h"
#include "vtkSmartPointer.h"       // For SmartPointer ivars
#include "vtkTable.h"  // For get/set
 
class vtkDendrogramItem;
class vtkLookupTable;
class vtkStringArray;
class vtkTree;
 
class VTKVIEWSINFOVIS_EXPORT vtkTanglegramItem : public vtkContextItem
{
public:
  static vtkTanglegramItem *New();
  vtkTypeMacro(vtkTanglegramItem, vtkContextItem);
  virtual void PrintSelf(ostream &os, vtkIndent indent);
 
  virtual void SetTree1(vtkTree *tree);
 
  virtual void SetTree2(vtkTree *tree);
 
 
  vtkTable * GetTable();
  void SetTable(vtkTable *table);
 
 
  vtkGetStringMacro(Tree1Label);
  vtkSetStringMacro(Tree1Label);
 
 
  vtkGetStringMacro(Tree2Label);
  vtkSetStringMacro(Tree2Label);
 
  void SetOrientation(int orientation);
 
  int GetOrientation();
 
 
  vtkGetMacro(MinimumVisibleFontSize, int);
  vtkSetMacro(MinimumVisibleFontSize, int);
 
 
  vtkGetMacro(LabelSizeDifference, int);
  vtkSetMacro(LabelSizeDifference, int);
 
 
  vtkGetMacro(CorrespondenceLineWidth, float);
  vtkSetMacro(CorrespondenceLineWidth, float);
 
 
  float GetTreeLineWidth();
  void SetTreeLineWidth(float width);
 
  // BTX
 
  virtual bool Hit(const vtkContextMouseEvent &mouse);
 
  virtual bool MouseDoubleClickEvent(const vtkContextMouseEvent &event);
 
  //ETX
 
protected:
  vtkTanglegramItem();
  ~vtkTanglegramItem();
 
  void RefreshBuffers(vtkContext2D *painter);
 
  void PositionTree2();
 
  void PaintCorrespondenceLines(vtkContext2D *painter);
 
  void PaintTreeLabels(vtkContext2D *painter);
 
  void ReorderTree();
 
  void ReorderTreeAtVertex(vtkIdType parent, vtkTree *tree);
 
  double GetPositionScoreForVertex(vtkIdType vertex, vtkTree *tree);
 
  void GenerateLookupTable();
 
  virtual bool Paint(vtkContext2D *painter);
 
private:
  vtkSmartPointer<vtkDendrogramItem> Dendrogram1;
  vtkSmartPointer<vtkDendrogramItem> Dendrogram2;
  vtkSmartPointer<vtkLookupTable> LookupTable;
  vtkSmartPointer<vtkTable> Table;
  vtkStringArray *Tree1Names;
  vtkStringArray *Tree2Names;
  vtkStringArray *SourceNames;
  double Tree1Bounds[4];
  double Tree2Bounds[4];
  double Spacing;
  double LabelWidth1;
  double LabelWidth2;
  bool PositionSet;
  bool TreeReordered;
  char* Tree1Label;
  char* Tree2Label;
  int Orientation;
  int MinimumVisibleFontSize;
  int LabelSizeDifference;
  float CorrespondenceLineWidth;
 
  vtkTanglegramItem(const vtkTanglegramItem&); // Not implemented
  void operator=(const vtkTanglegramItem&); // Not implemented
 
};
 
#endif