SlicePanelDisplay.h

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//# PanelDisplay.h: A 3d Slice Application
//# Copyright (C) 2000,2001
//# Associated Universities, Inc. Washington DC, USA.
//#
//# This library is free software; you can redistribute it and/or modify it
//# under the terms of the GNU Library General Public License as published by
//# the Free Software Foundation; either version 2 of the License, or (at your
//# option) any later version.
//#
//# 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 Library General Public
//# License for more details.
//#
//# You should have received a copy of the GNU Library General Public License
//# along with this library; if not, write to the Free Software Foundation,
//# Inc., 675 Massachusetts Ave, Cambridge, MA 02139, USA.
//#
//# Correspondence concerning AIPS++ should be addressed as follows:
//#        Internet email: aips2-request@nrao.edu.
//#        Postal address: AIPS++ Project Office
//#                        National Radio Astronomy Observatory
//#                        520 Edgemont Road
//#                        Charlottesville, VA 22903-2475 USA
//#

#ifndef TRIALDISPLAY_SLICEPANELDISPLAY_H
#define TRIALDISPLAY_SLICEPANELDISPLAY_H

#include <casa/aips.h>
#include <casa/Containers/List.h>
#include <casa/Containers/RecordInterface.h>
#include <casa/Containers/SimOrdMap.h>
#include <display/DisplayEvents/DTVisible.h>
#include <display/Display/DisplayEnums.h>
#include <display/DisplayEvents/WCPositionEH.h>
#include <display/DisplayEvents/WCMotionEH.h>
#include <display/DisplayEvents/MWCAnimator.h>

namespace casa { //# NAMESPACE CASA - BEGIN

class PixelCanvas;
class MultiWCHolder;
class PanelDisplay;

// <summary> 
// An event handler to negotiate between three different PanelDisplays
// </summary>
//
// <use visibility=export>
// 
// <reviewed reviewer="" date="yyyy/mm/dd" tests="" demos="">
// </reviewed>
// 
// <prerequisite>
//   <li> EventHandlers
//   <li> SlicePanelDisplay
// </prerequisite>
//
// <etymology>
// </etymology>
//
// <synopsis>
//
// </synopsis>
//

class SliceEH : public WCMotionEH,public WCPositionEH, public DTVisible {
public:
  SliceEH(PanelDisplay* mwch, uInt axis=0, uInt daxis=0);
  virtual ~SliceEH();
  virtual void draw(const WCMotionEvent &ev);
  virtual void operator()(const WCMotionEvent &ev);
  virtual void operator()(const WCPositionEvent &ev);
  virtual void matchKey(Display::KeySym key);
private:
  PanelDisplay* itsPD;
  MWCAnimator itsAni;
  uInt itsAxis;
  uInt itsDrawAxis;
  Display::KeySym itsPositionKey;
  Display::KeyModifier itsMotionKey;
};
// <summary> An application provide displays of three axis
// combinations of data in a cube 
// </summary>
//
// <use visibility=export>
// 
// <reviewed reviewer="" date="yyyy/mm/dd" tests="" demos="">
// </reviewed>
// 
// <prerequisite>
//   <li> PanelDisplay
// </prerequisite>
//
// <etymology>
// </etymology>
//
// <synopsis>
//
// </synopsis>
//
// <example>
// </example>
//
// <motivation>
// Slicing is a handy tool to ananlyse data cubes
// </motivation>
//
// <todo> 
// </todo>
//

class SlicePanelDisplay : public WCMotionEH {
public:
  SlicePanelDisplay(PixelCanvas* pcanvas);
  virtual ~SlicePanelDisplay();

  virtual Record getOptions() const;
  virtual Bool setOptions(const Record& rec, Record& updatedOptions);

  virtual void hold();
  virtual void release();

  virtual void refresh(const Display::RefreshReason &reason = Display::UserCommand);

  virtual PanelDisplay* getPanelDisplay(const String& pdname);
  
  virtual void setToolKey(const String& toolname,
                          const Display::KeySym& keysym);
  virtual void disableTools();
  virtual void enableTools();

  virtual void operator()(const WCMotionEvent &ev);
  virtual PanelDisplay* activePanelDisplay() { return itsActivePD;};
 
  virtual void precompute();

private:
  SimpleOrderedMap<String, PanelDisplay* > itsPanelDisplays;
  SimpleOrderedMap<String, SliceEH* > itsSliceEHs;
  PanelDisplay* itsActivePD;
  void installEHs();
  void removeEHs();
};


} //# NAMESPACE CASA - END

#endif