vtkTexturedButtonRepresentation2D.h

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

  Program:   Visualization Toolkit
  Module:    vtkTexturedButtonRepresentation2D.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 vtkTexturedButtonRepresentation2D_h
#define vtkTexturedButtonRepresentation2D_h

#include "vtkInteractionWidgetsModule.h" // For export macro
#include "vtkButtonRepresentation.h"

class vtkProperty2D;
class vtkImageData;
class vtkTextureArray; //PIMPLd
class vtkProperty2D;
class vtkAlgorithmOutput;
class vtkBalloonRepresentation;
class vtkCoordinate;


class VTKINTERACTIONWIDGETS_EXPORT vtkTexturedButtonRepresentation2D : public vtkButtonRepresentation
{
public:
  static vtkTexturedButtonRepresentation2D *New();


  vtkTypeMacro(vtkTexturedButtonRepresentation2D,vtkButtonRepresentation);
  void PrintSelf(ostream& os, vtkIndent indent) override;


  virtual void SetProperty(vtkProperty2D *p);
  vtkGetObjectMacro(Property,vtkProperty2D);


  virtual void SetHoveringProperty(vtkProperty2D *p);
  vtkGetObjectMacro(HoveringProperty,vtkProperty2D);


  virtual void SetSelectingProperty(vtkProperty2D *p);
  vtkGetObjectMacro(SelectingProperty,vtkProperty2D);


  void SetButtonTexture(int i, vtkImageData *image);
  vtkImageData *GetButtonTexture(int i);

  vtkBalloonRepresentation *GetBalloon() {return this->Balloon;}


  int ComputeInteractionState(int X, int Y, int modify=0) override;
  void BuildRepresentation() override;
  void Highlight(int state) override;

  void PlaceWidget(double bounds[6]) override;

  virtual void PlaceWidget(double anchor[3], int size[2]);


  void ShallowCopy(vtkProp *prop) override;
  double *GetBounds() override;
  void GetActors(vtkPropCollection *pc) override;
  void ReleaseGraphicsResources(vtkWindow*) override;
  int RenderOverlay(vtkViewport*) override;
  vtkTypeBool HasTranslucentPolygonalGeometry() override;

protected:
  vtkTexturedButtonRepresentation2D();
  ~vtkTexturedButtonRepresentation2D() override;

  // Representing the button
  vtkBalloonRepresentation *Balloon;

  // Properties of the button
  vtkProperty2D *Property;
  vtkProperty2D *HoveringProperty;
  vtkProperty2D *SelectingProperty;
  void CreateDefaultProperties();

  // Keep track of the images (textures) associated with the N
  // states of the button.
  vtkTextureArray *TextureArray;

  // Tracking world position
  vtkCoordinate *Anchor;

private:
  vtkTexturedButtonRepresentation2D(const vtkTexturedButtonRepresentation2D&) = delete;
  void operator=(const vtkTexturedButtonRepresentation2D&) = delete;
};

#endif