PlotEventHandler.h

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00001 //# PlotEventHandler.h: Class to handle different types of interaction events.
00002 //# Copyright (C) 2008
00003 //# Associated Universities, Inc. Washington DC, USA.
00004 //#
00005 //# This library is free software; you can redistribute it and/or modify it
00006 //# under the terms of the GNU Library General Public License as published by
00007 //# the Free Software Foundation; either version 2 of the License, or (at your
00008 //# option) any later version.
00009 //#
00010 //# This library is distributed in the hope that it will be useful, but WITHOUT
00011 //# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
00012 //# FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Library General Public
00013 //# License for more details.
00014 //#
00015 //# You should have received a copy of the GNU Library General Public License
00016 //# along with this library; if not, write to the Free Software Foundation,
00017 //# Inc., 675 Massachusetts Ave, Cambridge, MA 02139, USA.
00018 //#
00019 //# Correspondence concerning AIPS++ should be addressed as follows:
00020 //#        Internet email: aips2-request@nrao.edu.
00021 //#        Postal address: AIPS++ Project Office
00022 //#                        National Radio Astronomy Observatory
00023 //#                        520 Edgemont Road
00024 //#                        Charlottesville, VA 22903-2475 USA
00025 //#
00026 //# $Id: $
00027 #ifndef PLOTEVENTHANDLER_H_
00028 #define PLOTEVENTHANDLER_H_
00029 
00030 #include <graphics/GenericPlotter/PlotEvent.h>
00031 
00032 namespace casa {
00033 
00034 // Base class for a handler for PlotSelectEvent.
00035 class PlotSelectEventHandler {
00036 public:
00037     PlotSelectEventHandler() { }
00038     
00039     virtual ~PlotSelectEventHandler() { }
00040     
00041     // Handle the given event.
00042     virtual void handleSelect(const PlotSelectEvent& event) = 0;
00043 };
00044 
00045 // Base class for a handler for PlotClickEvent.
00046 class PlotClickEventHandler {
00047 public:
00048     PlotClickEventHandler() { }
00049     
00050     virtual ~PlotClickEventHandler() { }
00051     
00052     // Handle the given event.
00053     virtual void handleClick(const PlotClickEvent& event) = 0;
00054 };
00055 
00056 // Base class for a handler for PlotMousePressEvent.
00057 class PlotMousePressEventHandler {
00058 public:
00059     PlotMousePressEventHandler() { }
00060     
00061     virtual ~PlotMousePressEventHandler() { }
00062     
00063     // Handle the given event.
00064     virtual void handleMousePress(const PlotMousePressEvent& event) = 0;
00065 };
00066 
00067 // Base class for a handler for PlotMouseReleaseEvent.
00068 class PlotMouseReleaseEventHandler {
00069 public:
00070     PlotMouseReleaseEventHandler() { }
00071     
00072     virtual ~PlotMouseReleaseEventHandler() { }
00073     
00074     // Handle the given event.
00075     virtual void handleMouseRelease(const PlotMouseReleaseEvent& event) = 0;
00076 };
00077 
00078 // Base class for a handler for PlotMouseDragEvent.
00079 class PlotMouseDragEventHandler {
00080 public:
00081     PlotMouseDragEventHandler() { }
00082     
00083     virtual ~PlotMouseDragEventHandler() { }
00084     
00085     // Handle the given event.
00086     virtual void handleMouseDrag(const PlotMouseDragEvent& event) = 0;
00087 };
00088 
00089 // Base class for a handler for a PlotMouseMoveEvent.
00090 class PlotMouseMoveEventHandler {
00091 public:
00092     PlotMouseMoveEventHandler() { }
00093     
00094     virtual ~PlotMouseMoveEventHandler() { }
00095     
00096     // Handle the given event.
00097     virtual void handleMouseMove(const PlotMouseMoveEvent& event) = 0;
00098 };
00099 
00100 // Base class for a handler for PlotWheelEvent.
00101 class PlotWheelEventHandler {
00102 public:
00103     PlotWheelEventHandler() { }
00104     
00105     virtual ~PlotWheelEventHandler() { }
00106     
00107     // Handle the given event
00108     virtual void handleWheel(const PlotWheelEvent& event) = 0;
00109 };
00110 
00111 // Base class for a handler for PlotKeyEvent.
00112 class PlotKeyEventHandler {
00113 public:
00114     PlotKeyEventHandler() { }
00115     
00116     virtual ~PlotKeyEventHandler() { }
00117     
00118     // Handle the given event.
00119     virtual void handleKey(const PlotKeyEvent& event) = 0;
00120 };
00121 
00122 // Base class for a handler for PlotResizeEvent.
00123 class PlotResizeEventHandler {
00124 public:
00125     PlotResizeEventHandler() { }
00126     
00127     virtual ~PlotResizeEventHandler() { }
00128     
00129     // Handle the given event.
00130     virtual void handleResize(const PlotResizeEvent& event) = 0;
00131 };
00132 
00133 // Base class for a handler for PlotButtonEvent.
00134 class PlotButtonEventHandler {
00135 public:
00136     PlotButtonEventHandler() { }
00137     
00138     virtual ~PlotButtonEventHandler() { }
00139     
00140     // Handle the given event.
00141     virtual void handleButton(const PlotButtonEvent& event) = 0;
00142 };
00143 
00144 // Base class for a handler for PlotCheckboxEvent.
00145 class PlotCheckboxEventHandler {
00146 public:
00147     PlotCheckboxEventHandler() { }
00148     
00149     virtual ~PlotCheckboxEventHandler() { }
00150     
00151     // Handle the given event.
00152     virtual void handleCheckbox(const PlotCheckboxEvent& event) = 0;
00153 };
00154 
00155 
00156 // Smart Pointer Definitions //
00157 
00158 typedef CountedPtr<PlotSelectEventHandler> PlotSelectEventHandlerPtr;
00159 typedef CountedPtr<PlotClickEventHandler> PlotClickEventHandlerPtr;
00160 typedef CountedPtr<PlotMousePressEventHandler> PlotMousePressEventHandlerPtr;
00161 typedef CountedPtr<PlotMouseReleaseEventHandler>
00162         PlotMouseReleaseEventHandlerPtr;
00163 typedef CountedPtr<PlotMouseDragEventHandler> PlotMouseDragEventHandlerPtr;
00164 typedef CountedPtr<PlotMouseMoveEventHandler> PlotMouseMoveEventHandlerPtr;
00165 typedef CountedPtr<PlotWheelEventHandler> PlotWheelEventHandlerPtr;
00166 typedef CountedPtr<PlotKeyEventHandler> PlotKeyEventHandlerPtr;
00167 typedef CountedPtr<PlotResizeEventHandler> PlotResizeEventHandlerPtr;
00168 typedef CountedPtr<PlotButtonEventHandler> PlotButtonEventHandlerPtr;
00169 typedef CountedPtr<PlotCheckboxEventHandler> PlotCheckboxEventHandlerPtr;
00170 
00171 }
00172 
00173 #endif /*PLOTEVENTHANDLER_H_*/
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