/*=========================================================================                                                                               
  Program:   bbtk
  Module:    $RCSfile: bbkwSlider.cxx,v $
  Language:  C++
  Date:      $Date: 2008/12/02 13:37:56 $
  Version:   $Revision: 1.2 $
=========================================================================*/

/* ---------------------------------------------------------------------

* Copyright (c) CREATIS-LRMN (Centre de Recherche en Imagerie Medicale)
* Authors : Eduardo Davila, Laurent Guigues, Jean-Pierre Roux
*
*  This software is governed by the CeCILL-B license under French law and 
*  abiding by the rules of distribution of free software. You can  use, 
*  modify and/ or redistribute the software under the terms of the CeCILL-B 
*  license as circulated by CEA, CNRS and INRIA at the following URL 
*  http://www.cecill.info/licences/Licence_CeCILL-B_V1-en.html 
*  or in the file LICENSE.txt.
*
*  As a counterpart to the access to the source code and  rights to copy,
*  modify and redistribute granted by the license, users are provided only
*  with a limited warranty  and the software's author,  the holder of the
*  economic rights,  and the successive licensors  have only  limited
*  liability. 
*
*  The fact that you are presently reading this means that you have had
*  knowledge of the CeCILL-B license and that you accept its terms.
* ------------------------------------------------------------------------ */                                                                         

/**
 * \file 
 * \brief Short description in one line
 *
 * Long 
 * description
 *  
 */

#ifdef USE_KWWIDGETS

#include "bbkwSlider.h"
#include "bbkwPackage.h"
#include "bbtkUtilities.h"

#include "vtkKWScale.h"
#include "vtkObjectFactory.h"
#include "vtkCommand.h"

namespace bbkw
{
  /*
  //--------------------------------------------------------------------------
  class Callback : public vtkCommand
  {
  public:
    static Callback *New() { return new Callback; }
    virtual void Execute(vtkObject* caller, unsigned long, void*)
    {
      //      std::cout << "$$$$$$$$$$$$ Slider CB $$$$$$$$$$$$"<<std::endl;
      vtkKWScale* scale = (vtkKWScale*)caller;
      mBox->bbSetOutputOut( scale->GetValue() );
      mBox->bbSetInputIn( scale->GetValue() );
      // and signal that the output has changed
      mBox->bbSignalOutputModification("Out");    
    }
    Slider* mBox;
  };
  //--------------------------------------------------------------------------
  */

  //--------------------------------------------------------------------------
  //-------------------------------------------------------------------------
  // KwBlackBox implementation
  //--------------------------------------------------------------------------
  //--------------------------------------------------------------------------

   //--------------------------------------------------------------------------
  BBTK_BLACK_BOX_IMPLEMENTATION(Slider,bbtk::KWBlackBox);
  BBTK_ADD_BLACK_BOX_TO_PACKAGE(kw,Slider);
  
  //--------------------------------------------------------------------------
  void Slider::bbUserConstructor() 
  { 
    bbSetInputIn(0);
    bbSetInputMin(0);
    bbSetInputMax(500);
    bbSetOutputOut(0);
    bbSetOutputWidget(0);
    bbSetInputOrientation("HORIZONTAL");
    bbSetInputChangeResolution(false);
    bbSetInputLabel(true);
    bbSetInputTitle("");
    bbSetInputReactiveOnTrack(0);    
  }
  
 //--------------------------------------------------------------------------
  void Slider::Process() 
  {
    bbSetOutputOut( bbGetInputIn() );
  }
  //--------------------------------------------------------------------------

  //--------------------------------------------------------------------------
  void Slider::CreateWidget(vtkKWFrame* parent) 
  {
    vtkKWScale* s = vtkKWScale::New();
    bbSetOutputWidget(s);
    s->AddObserver(vtkKWScale::ScaleValueChangingEvent,this);
    s->SetParent((vtkKWWidget*)parent);
    s->Create();

    s->SetRange(bbGetInputMin(),bbGetInputMax());
    // s->SetResolution(1.0);
    // s->SetLength(150);
    s->SetLabelText(bbGetInputTitle().c_str());
    if (bbtk::Utilities::loosematch(bbGetInputOrientation(),"0|H|HORIZONTAL")==true) 
      {
	s->SetOrientationToHorizontal();
      }
    else if (bbtk::Utilities::loosematch(bbGetInputOrientation(),"1|V|VERTICAL")==true)  
      {
	s->SetOrientationToVertical();
      }
    else 
      {
	bbtkWarning("Unrecognized value for input 'Orientation' of "<<bbGetFullName());
      }

    bbSetOutputOut( bbGetInputIn() );
  }
  //--------------------------------------------------------------------------

  //--------------------------------------------------------------------------
  
  void Slider::Execute(vtkObject* caller, unsigned long, void*)
  {
    //    std::cout << "$$$$$$$$$$$$ Slider CB $$$$$$$$$$$$"<<std::endl;
    vtkKWScale* scale = (vtkKWScale*)caller;
    bbSetOutputOut( scale->GetValue() );
    bbSetInputIn( scale->GetValue() );
    // and signal that the output has changed
    bbSignalOutputModification("Out");    
  } 
  //--------------------------------------------------------------------------
  


} //namespace bbkw

#endif // USE_KWWIDGETS