albaGUILutHistogramSwatch.h

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/*=========================================================================
 
 Program: ALBA (Agile Library for Biomedical Applications)
 Module: albaGUILutHistogramSwatch
 Authors: Crimi Gianluigi
 
 Copyright (c) BIC
 All rights reserved. See Copyright.txt or
 
 
 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 __albaGUILutSwatch_H__
#define __albaGUILutSwatch_H__
 
#include "albaDefines.h"
#include "albaEvent.h"
#include "vtkLookupTable.h"
#include "albaServiceClient.h"
#include "albaAbsLogicManager.h"
 
//----------------------------------------------------------------------------
class vtkDataSet;
class mmaVolumeMaterial;
class albaGUI;
 
class ALBA_EXPORT albaGUILutHistogramSwatch: public wxPanel, public albaServiceClient
{
public:
  albaGUILutHistogramSwatch(wxWindow* parent, wxWindowID id = -1, const wxPoint& pos = wxDefaultPosition, const wxSize& size = wxSize(184,18), long style = wxTAB_TRAVERSAL );
 
  albaGUILutHistogramSwatch::albaGUILutHistogramSwatch(albaGUI *parent, wxWindowID id, wxString name, vtkDataSet *dataSet, mmaVolumeMaterial *material, wxSize size = wxSize(184,18), bool showText=true);
 
  void SetMaterial(mmaVolumeMaterial *material);
 
  void SetDataSet(vtkDataSet *dataSet); 
  
  void SetEditable(bool b) {m_Editable = b;};  
 
  void ShowThreshold(bool b);
 
  void EnableOverHighlight(bool b) {m_OverHighlight=b;};
 
  bool IsEditable(){return m_Editable;};
 
  /* method for updating GUI on LUT update */
  void Modified();
 
  virtual void SetListener(albaObserver *Listener) {m_Listener = Listener;};
 
  virtual albaObserver *GetListener() {return m_Listener;};
 
 
protected:
  albaObserver *m_Listener;
 
  wxBitmap m_Bmp;      
  void OnEraseBackground(wxEraseEvent& event) {};  
  void OnPaint(wxPaintEvent &event);                
  /* Update Function */
  void Update();                
 
  /* If Editable run albaGUILutHistogramEditor */
  void OnLeftMouseButtonDown(wxMouseEvent &event);
  /* Do nothing */
  void OnLeftMouseButtonUp(wxMouseEvent &event);
  /* Show/update the label */
  void OnMouseMotion(wxMouseEvent &event);
 
  void OnSize(wxSizeEvent &event);
 
  /* Get the lut index by the x position over the widget */
  int GetLutIndexByPos(float fullWidth, float x);
  
  int m_ShowThreshold;
  int m_OverHighlight;
  int m_Highlighted;
  int m_LastHighlighted;
  mmaVolumeMaterial *m_Material;
  vtkLookupTable *m_Lut;
  vtkDataSet *m_DataSet;
 
  // widgets
  bool            m_MouseInWindow;
  wxString        m_Tip;
  int             m_MouseX;
  unsigned long   m_UpdateTime;
  bool            m_Editable;
  wxFont          m_Font;
  DECLARE_EVENT_TABLE()
};
#endif