InputManager.hpp

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00001 /*
00002 SagaEngine library
00003 Copyright (c) 2002-2006 Skalden Studio AS
00004 
00005 This software is provided 'as-is', without any express or implied 
00006 warranty. In no event will the authors be held liable for any 
00007 damages arising from the use of this software.
00008 
00009 Permission is granted to distribute the library under the terms of the 
00010 Q Public License version 1.0. Be sure to read and understand the license
00011 before using the library. It should be included here, or you may read it
00012 at http://www.trolltech.com/products/qt/licenses/licensing/qpl
00013 
00014 The original version of this library can be located at:
00015 http://www.sagaengine.com/
00016 
00017 Rune Myrland
00018 rune@skalden.com
00019 */
00020 
00021 
00022 #ifndef o3d_input_InputManager_hpp
00023 #define o3d_input_InputManager_hpp
00024 
00025 #include "o3d_input.hpp"
00026 
00027 namespace se_ogre {
00028     class _SeOgreExport InputManager {
00029     public:
00030         InputManager();
00031         ~InputManager();
00032 
00033         InputHandler* active();
00034         InputHandler* below();
00035 
00036         enum ShiftKeys { LSHIFT, RSHIFT, LCTRL, RCTRL, ALT, ALT_GR, WIN, MODIFIER_COUNT };
00037         void setModifier(ShiftKeys key, bool state) {
00038             isModifierDown_[ key ] = state;
00039         }
00040     protected:
00041         friend class InputHandler;
00042         void add(InputHandler* h);
00043         void remove(InputHandler* h);
00044 
00045         void push(const char* name);
00046         void pop();
00047         InputHandler* handler(const char* name);
00048         void push(InputHandler* h);
00049 
00050         bool hasHandler(const char* name);
00051         int count() { return handlerCount_; }
00052         InputHandler* handler(int index) { return handlers_[ index ]; }
00053 
00054         bool isShiftDown() const { return isModifierDown_[ LSHIFT ] || isModifierDown_[ RSHIFT ]; }
00055         bool isAltDown() const { return isModifierDown_[ ALT ] || isModifierDown_[ ALT_GR ]; }
00056         bool isControlDown() const { return isModifierDown_[ LCTRL ] || isModifierDown_[ RCTRL ]; }
00057         bool isWinDown() const { return isModifierDown_[ WIN ]; }
00058 
00059         static const int MAX_STACK_SIZE = 64;
00060         static const int MAX_HANDLER_COUNT = 32;
00061         int handlerCount_;
00062         int handlerStackPos_;
00063         InputHandler* handlerStack_[ MAX_STACK_SIZE ];
00064         InputHandler* handlers_[ MAX_HANDLER_COUNT ];
00065         bool isModifierDown_[ MODIFIER_COUNT ];
00066     };
00067 }
00068 
00069 #endif

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