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/*=========================================================================
Program: Visualization Toolkit
Module: $RCSfile: vtkTreeMapView.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 (c) Sandia Corporation
See Copyright.txt or http://www.paraview.org/HTML/Copyright.html for details.
----------------------------------------------------------------------------*/
// .NAME vtkTreeMapView - Displays a tree as a tree map.
//
// .SECTION Description
// vtkTreeMapView shows a vtkTree in a tree map, where each vertex in the
// tree is represented by a box. Child boxes are contained within the
// parent box, and may be colored and sized by various parameters.
#ifndef __vtkTreeMapView_h
#define __vtkTreeMapView_h
#include "vtkRenderView.h"
class vtkActor;
class vtkActor2D;
class vtkAlgorithmOutput;
class vtkBoxLayoutStrategy;
class vtkLabeledTreeMapDataMapper;
class vtkLookupTable;
class vtkPolyDataMapper;
class vtkRenderWindow;
class vtkSliceAndDiceLayoutStrategy;
class vtkSquarifyLayoutStrategy;
class vtkTreeFieldAggregator;
class vtkTreeLevelsFilter;
class vtkTreeMapLayout;
class vtkTreeMapToPolyData;
class VTK_VIEWS_EXPORT vtkTreeMapView : public vtkRenderView
{
public:
static vtkTreeMapView *New();
vtkTypeRevisionMacro(vtkTreeMapView, vtkRenderView);
void PrintSelf(ostream& os, vtkIndent indent);
// Description:
// The name of the array used to color the treemap.
void SetColorArrayName(const char* name);
const char* GetColorArrayName();
// Description:
// The name of the array used to size the treemap rectangles.
void SetSizeArrayName(const char* name);
const char* GetSizeArrayName();
// Description:
// The name of the array used to label the treemap.
// This must be a string array.
void SetLabelArrayName(const char* name);
const char* GetLabelArrayName();
// Description:
// The name of the array whose value appears when the mouse hovers
// over a rectangle in the treemap.
// This must be a string array.
void SetHoverArrayName(const char* name);
const char* GetHoverArrayName();
// Description:
// Sets the treemap layout strategy
void SetLayoutStrategy(const char* name);
void SetLayoutStrategyToBox();
void SetLayoutStrategyToSliceAndDice();
void SetLayoutStrategyToSquarify();
// Description:
// Sets the amount of border around child rectangles.
// The percentage should be between 0 and 1.
void SetBorderPercentage(double pcent);
double GetBorderPercentage();
// Description:
// The sizes of the fonts used for labeling.
void SetFontSizeRange(const int maxSize, const int minSize, const int delta=4);
void GetFontSizeRange(int range[3]);
// Description:
// Sets up interactor style.
virtual void SetupRenderWindow(vtkRenderWindow* win);
// Description:
// Apply the theme to this view.
virtual void ApplyViewTheme(vtkViewTheme* theme);
protected:
vtkTreeMapView();
~vtkTreeMapView();
// Description:
// Connects the algorithm output to the internal pipeline.
virtual void AddInputConnection(vtkAlgorithmOutput* conn);
// Description:
// Disconnects the algorithm output from the internal pipeline.
virtual void RemoveInputConnection(vtkAlgorithmOutput* conn);
// Description:
// Called to process the user event from the interactor style.
virtual void ProcessEvents(vtkObject* caller, unsigned long eventId,
void* callData);
// Decsription:
// Prepares the view for rendering.
virtual void PrepareForRendering();
// Description:
// Gets the internal color array name.
vtkSetStringMacro(ColorArrayNameInternal);
vtkGetStringMacro(ColorArrayNameInternal);
// Representation objects
char* ColorArrayNameInternal;
vtkTreeLevelsFilter* TreeLevelsFilter;
vtkTreeFieldAggregator* TreeFieldAggregator;
vtkTreeMapLayout* TreeMapLayout;
vtkBoxLayoutStrategy* BoxLayout;
vtkSliceAndDiceLayoutStrategy* SliceAndDiceLayout;
vtkSquarifyLayoutStrategy* SquarifyLayout;
vtkTreeMapToPolyData* TreeMapToPolyData;
vtkPolyDataMapper* TreeMapMapper;
vtkActor* TreeMapActor;
vtkLabeledTreeMapDataMapper* LabelMapper;
vtkActor2D* LabelActor;
vtkLookupTable* ColorLUT;
private:
vtkTreeMapView(const vtkTreeMapView&); // Not implemented.
void operator=(const vtkTreeMapView&); // Not implemented.
};
#endif
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