WorldAxesDM.h

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//# WorldAxesDM.h: axis label drawing for AxesDisplayData
//# Copyright (C) 1999,2000,2001,2004
//# 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
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//#
//# $Id$

#ifndef TRIALDISPLAY_WORLDAXESDM_H
#define TRIALDISPLAY_WORLDAXESDM_H

#include <casa/aips.h>
#include <display/Display/DisplayEnums.h>
#include <display/Display/WorldCanvasHolder.h>
#include <display/DisplayDatas/CachingDisplayMethod.h>

namespace casa { //# NAMESPACE CASA - BEGIN

        class WorldCanvas;

// <summary>
// Class to draw a single set of axis labels for AxesDisplayData.
// </summary>
//
// <synopsis>
// This class adds to the interface defined by DisplayMethod to
// provide the necessary infrastructure to draw a single set of
// axis labels when requested by the AxesDisplayData class.
// </synopsis>

        class WorldAxesDM : public CachingDisplayMethod {

        public:

                // Constructor.
                WorldAxesDM(WorldCanvas *worldCanvas,
                            AttributeBuffer *wchAttributes,
                            AttributeBuffer *ddAttributes,
                            CachingDisplayData *dd);

                // Destructor.
                virtual ~WorldAxesDM();

                // Clean up (ie. delete any existing cached display list).
                virtual void cleanup();

                // Draw into a cached drawing list, called by draw function.
                virtual casacore::Bool drawIntoList(Display::RefreshReason reason,
                                          WorldCanvasHolder &wcHolder);

        protected:

                // (Required) default constructor.
                WorldAxesDM();

                // (Required) copy constructor.
                WorldAxesDM(const WorldAxesDM &other);

                // (Required) copy assignment.
                void operator=(const WorldAxesDM &other);

        private:

        };


} //# NAMESPACE CASA - END

#endif