vtkTexturedButtonRepresentation.h

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/*=========================================================================
 
  Program:   Visualization Toolkit
  Module:    vtkTexturedButtonRepresentation.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 vtkTexturedButtonRepresentation_h
#define vtkTexturedButtonRepresentation_h
 
#include "vtkButtonRepresentation.h"
#include "vtkInteractionWidgetsModule.h" // For export macro
 
class vtkCellPicker;
class vtkActor;
class vtkProperty;
class vtkImageData;
class vtkTextureArray; // PIMPLd
class vtkPolyData;
class vtkPolyDataMapper;
class vtkAlgorithmOutput;
class vtkTexture;
class vtkFollower;
 
class VTKINTERACTIONWIDGETS_EXPORT vtkTexturedButtonRepresentation : public vtkButtonRepresentation
{
public:
  static vtkTexturedButtonRepresentation* New();
 
 
  vtkTypeMacro(vtkTexturedButtonRepresentation, vtkButtonRepresentation);
  void PrintSelf(ostream& os, vtkIndent indent) override;
 
 
  void SetButtonGeometry(vtkPolyData* pd);
  void SetButtonGeometryConnection(vtkAlgorithmOutput* algOutput);
  vtkPolyData* GetButtonGeometry();
 
 
  vtkSetMacro(FollowCamera, vtkTypeBool);
  vtkGetMacro(FollowCamera, vtkTypeBool);
  vtkBooleanMacro(FollowCamera, vtkTypeBool);
 
 
  virtual void SetProperty(vtkProperty* p);
  vtkGetObjectMacro(Property, vtkProperty);
 
 
  virtual void SetHoveringProperty(vtkProperty* p);
  vtkGetObjectMacro(HoveringProperty, vtkProperty);
 
 
  virtual void SetSelectingProperty(vtkProperty* p);
  vtkGetObjectMacro(SelectingProperty, vtkProperty);
 
 
  void SetButtonTexture(int i, vtkImageData* image);
  vtkImageData* GetButtonTexture(int i);
 
  virtual void PlaceWidget(double scale, double point[3], double normal[3]);
 
 
  int ComputeInteractionState(int X, int Y, int modify = 0) override;
  void PlaceWidget(double bounds[6]) override;
  void BuildRepresentation() override;
  void Highlight(int state) override;
 
 
  void ShallowCopy(vtkProp* prop) override;
  double* GetBounds() override;
  void GetActors(vtkPropCollection* pc) override;
  void ReleaseGraphicsResources(vtkWindow*) override;
  int RenderOpaqueGeometry(vtkViewport*) override;
  int RenderTranslucentPolygonalGeometry(vtkViewport*) override;
  vtkTypeBool HasTranslucentPolygonalGeometry() override;
 
  /*
   * Register internal Pickers within PickingManager
   */
  void RegisterPickers() override;
 
protected:
  vtkTexturedButtonRepresentation();
  ~vtkTexturedButtonRepresentation() override;
 
  // Representing the button
  vtkActor* Actor;
  vtkFollower* Follower;
  vtkPolyDataMapper* Mapper;
  vtkTexture* Texture;
 
  // Camera
  vtkTypeBool FollowCamera;
 
  // Properties of the button
  vtkProperty* Property;
  vtkProperty* HoveringProperty;
  vtkProperty* SelectingProperty;
  void CreateDefaultProperties();
 
  // Keep track of the images (textures) associated with the N
  // states of the button. This is a PIMPLd stl map.
  vtkTextureArray* TextureArray;
 
  // For picking the button
  vtkCellPicker* Picker;
 
private:
  vtkTexturedButtonRepresentation(const vtkTexturedButtonRepresentation&) = delete;
  void operator=(const vtkTexturedButtonRepresentation&) = delete;
};
 
#endif