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rocketInputHandler.h
00001 // Filename: rocketInputHandler.h
00002 // Created by:  rdb (20Dec11)
00003 //
00004 ////////////////////////////////////////////////////////////////////
00005 //
00006 // PANDA 3D SOFTWARE
00007 // Copyright (c) Carnegie Mellon University.  All rights reserved.
00008 //
00009 // All use of this software is subject to the terms of the revised BSD
00010 // license.  You should have received a copy of this license along
00011 // with this source code in a file named "LICENSE."
00012 //
00013 ////////////////////////////////////////////////////////////////////
00014 
00015 #ifndef ROCKETINPUTHANDLER_H
00016 #define ROCKETINPUTHANDLER_H
00017 
00018 #include "config_rocket.h"
00019 #include "dataNode.h"
00020 #include "buttonHandle.h"
00021 
00022 namespace Rocket {
00023   namespace Core {
00024     class Context;
00025   }
00026 }
00027 
00028 ////////////////////////////////////////////////////////////////////
00029 //       Class : RocketInputHandler
00030 // Description : DataNode that listens for keyboard and mouse
00031 //               events and passes them to libRocket.
00032 ////////////////////////////////////////////////////////////////////
00033 class EXPCL_ROCKET RocketInputHandler : public DataNode {
00034 PUBLISHED:
00035   RocketInputHandler(const string &name = string());
00036   virtual ~RocketInputHandler();
00037 
00038   static int get_rocket_key(const ButtonHandle handle);
00039 
00040 public:
00041   void update_context(Rocket::Core::Context *context, int xoffs, int yoffs);
00042 
00043 protected:
00044   // Inherited from DataNode
00045   virtual void do_transmit_data(DataGraphTraverser *trav,
00046                                 const DataNodeTransmit &input,
00047                                 DataNodeTransmit &output);
00048 
00049 private:
00050   Mutex _lock;
00051 
00052   // inputs
00053   int _pixel_xy_input;
00054   int _button_events_input;
00055 
00056   LVecBase2 _mouse_xy;
00057   bool _mouse_xy_changed;
00058   int _modifiers;
00059   int _wheel_delta;
00060   typedef pmap<int, bool> ButtonActivityMap;
00061   ButtonActivityMap _mouse_buttons;
00062   ButtonActivityMap _keys;
00063   pvector<int> _repeated_keys;
00064   pvector<short> _text_input;
00065 
00066 public:
00067   static TypeHandle get_class_type() {
00068     return _type_handle;
00069   }
00070   static void init_type() {
00071     DataNode::init_type();
00072     register_type(_type_handle, "RocketInputHandler",
00073                   DataNode::get_class_type());
00074   }
00075   virtual TypeHandle get_type() const {
00076     return get_class_type();
00077   }
00078   virtual TypeHandle force_init_type() {init_type(); return get_class_type();}
00079 
00080 private:
00081   static TypeHandle _type_handle;
00082 };
00083 
00084 #endif
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