src/OBJECT/VISU_GaussPtsDeviceActor.h

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//  SMESH OBJECT : interactive object for SMESH visualization
//
//  Copyright (C) 2003  OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
//  CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS 
// 
//  This library is free software; you can redistribute it and/or 
//  modify it under the terms of the GNU Lesser General Public 
//  License as published by the Free Software Foundation; either 
//  version 2.1 of the License. 
// 
//  This library is distributed in the hope that it will be useful, 
//  but WITHOUT ANY WARRANTY; without even the implied warranty of 
//  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU 
//  Lesser General Public License for more details. 
// 
//  You should have received a copy of the GNU Lesser General Public 
//  License along with this library; if not, write to the Free Software 
//  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA 
// 
// See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
//
//
//
//  File   : 
//  Author : 
//  Module : 
//  $Header: /home/server/cvs/VISU/VISU_SRC/src/OBJECT/VISU_GaussPtsDeviceActor.h,v 1.4 2006/06/01 11:36:04 jfa Exp $

#ifndef VISU_GAUSS_PTS_DEVICE_ACTOR_H
#define VISU_GAUSS_PTS_DEVICE_ACTOR_H

#include "VTKViewer_GeometryFilter.h"

#include <vtkLODActor.h>
#include <vtkSmartPointer.h>

class VTKViewer_Transform;
class VTKViewer_TransformFilter;
class VTKViewer_PassThroughFilter;

class VISU_OpenGLPointSpriteMapper;
class VISU_GaussPointsPL;


//============================================================================
class VISU_GaussPtsDeviceActor: public vtkLODActor
{
 public:
  vtkTypeMacro(VISU_GaussPtsDeviceActor,vtkLODActor);

  static 
  VISU_GaussPtsDeviceActor* 
  New();

  virtual
  void
  Render(vtkRenderer *, vtkMapper *);

  //----------------------------------------------------------------------------
  void
  AddToRender(vtkRenderer* theRenderer); 

  void
  RemoveFromRender(vtkRenderer* theRenderer);

  void
  SetTransform(VTKViewer_Transform* theTransform); 

  //----------------------------------------------------------------------------
  VISU_GaussPointsPL* 
  GetPipeLine();

  void
  SetPipeLine(VISU_GaussPointsPL* thePipeLine) ;

  void
  ShallowCopyPL(VISU_GaussPointsPL* thePipeLine);

  VISU_OpenGLPointSpriteMapper*
  GetPSMapper();

  virtual
  int
  GetPickable();

 protected:
  //----------------------------------------------------------------------------
  vtkSmartPointer<VISU_GaussPointsPL> myPipeLine;
  vtkSmartPointer<VISU_OpenGLPointSpriteMapper> myMapper;
  vtkSmartPointer<VTKViewer_GeometryFilter> myGeomFilter;
  vtkSmartPointer<VTKViewer_TransformFilter> myTransformFilter;

  typedef vtkSmartPointer<VTKViewer_PassThroughFilter> PPassThroughFilter;
  std::vector<PPassThroughFilter> myPassFilter;

  VISU_GaussPtsDeviceActor();
  ~VISU_GaussPtsDeviceActor();

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


//============================================================================
class vtkActor;
class vtkConeSource;
class vtkAppendPolyData;
class vtkPolyDataMapper;

#include <vtkLODActor.h>

class VISU_CursorPyramid : public vtkLODActor 
{
public:
  vtkTypeMacro(VISU_CursorPyramid, vtkObject);

  static
  VISU_CursorPyramid* 
  New();

  virtual
  void
  Render(vtkRenderer *, vtkMapper *);

  void
  AddToRender(vtkRenderer* theRenderer);

  void
  RemoveFromRender(vtkRenderer* theRenderer);

  void
  Init(vtkFloatingPointType theHeight,
       vtkFloatingPointType theCursorSize,
       vtkFloatingPointType theRadius,
       vtkFloatingPointType theMagnification,
       vtkFloatingPointType theClamp,
       vtkFloatingPointType thePos[3],
       vtkFloatingPointType theColor[3]);

  void SetPreferences(vtkFloatingPointType theHeight,
                vtkFloatingPointType theCursorSize);

protected:
  VISU_CursorPyramid();

  void
  Init(vtkFloatingPointType theHeight,
       vtkFloatingPointType theRadius);

  int myNbCones;
  vtkSmartPointer<vtkConeSource> mySources[6];
  vtkSmartPointer<vtkAppendPolyData> myAppendFilter;
  vtkSmartPointer<vtkPolyDataMapper> myMapper;
  //
  vtkFloatingPointType myHeight;
  vtkFloatingPointType myCursorSize;
  vtkFloatingPointType myRadius;
  vtkFloatingPointType myMagnification;
  vtkFloatingPointType myClamp;

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


//==================================================================
// class VISU_FramedTextActor
//
#include <vtkActor2D.h>
//
class vtkViewport;
class vtkProp;
class vtkWindow;
class vtkPolyData;
class vtkPolyDataMapper2D;
class vtkActor2D;
class vtkTimeStamp;
class vtkTextProperty;
class vtkTextMapper;

class VISU_FramedTextActor : public vtkActor2D
{
public:
  // vtks
  vtkTypeRevisionMacro(VISU_FramedTextActor,vtkActor2D);
  static VISU_FramedTextActor *New();
  //
  virtual int  RenderOpaqueGeometry(vtkViewport* viewport);
  virtual int  RenderTranslucentGeometry(vtkViewport*) { return 0; };
  virtual int  RenderOverlay(vtkViewport* viewport);
  virtual void ReleaseGraphicsResources(vtkWindow *);
  virtual void SetVisibility (int );
  virtual int  GetVisibility() ;
  virtual void SetPickable (int ) ;
  virtual int GetPickable();
  //
  // selectors
  void SetText(const char* theText);
  char* GetText();
  //
  void SetModePosition(const int theMode);
  int  GetModePosition()const;
  //
  void SetWorldPoint(const vtkFloatingPointType theWorldPoint[4]);
  const vtkFloatingPointType* GetWorldPoint()const;
  //
  void  SetDistance(const vtkFloatingPointType theDistance);
  vtkFloatingPointType GetDistance()const;
  //
  void  SetTransparency(const vtkFloatingPointType theTransparency);
  vtkFloatingPointType GetTransparency()const;
  //
protected:
  VISU_FramedTextActor();
  ~VISU_FramedTextActor();

protected:
  vtkPolyData         *myBar;
  vtkPolyDataMapper2D *myBarMapper;
  vtkActor2D          *myBarActor;
  //
  vtkTextProperty *myTextProperty;
  vtkTextMapper   *myTextMapper;
  vtkActor2D      *myTextActor;
  //
  vtkTimeStamp  myBuildTime;
  //
  int   myModePosition;
  vtkFloatingPointType myWorldPoint[4];
  vtkFloatingPointType myDistance;
  vtkFloatingPointType myTransparency;
  
private:
 VISU_FramedTextActor(const VISU_FramedTextActor&);  // Not implemented.
  void operator=(const VISU_FramedTextActor&);  // Not implemented.
};

#endif //VISU_GAUSS_PTS_DEVICE_ACTOR_H

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