Keyboard.h

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////////////////////////////////////////////////////////////////////////////////
//    Scorched3D (c) 2000-2009
//
//    This file is part of Scorched3D.
//
//    Scorched3D is free software; you can redistribute it and/or modify
//    it under the terms of the GNU General Public License as published by
//    the Free Software Foundation; either version 2 of the License, or
//    (at your option) any later version.
//
//    Scorched3D 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 General Public License for more details.
//
//    You should have received a copy of the GNU General Public License
//    along with Scorched3D; if not, write to the Free Software
//    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
////////////////////////////////////////////////////////////////////////////////

#ifndef _KEYBOARD_H_
#define _KEYBOARD_H_

#include <common/KeyboardHistory.h>
#include <common/KeyboardKey.h>
#include <string>
#include <list>
#include <map>

#define MAX_KEYBDHIST 1024
#define KEYBOARDKEY(name, key) static KeyboardKey * key = Keyboard::instance()->getKey( name );

class Keyboard
{
public:
        static Keyboard *instance();

        bool loadKeyFile(bool loadDefaults = false);
        bool saveKeyFile();
        bool init();

        char *getkeyboardbuffer(unsigned int &bufCnt);
        unsigned int getKeyboardState();
        KeyboardHistory::HistoryElement *getkeyboardhistory(unsigned int &histCnt); 

        void processKeyboardEvent(SDL_Event &event);
        static bool &getDvorak();

        KeyboardKey *getKey(const char *name);
        std::list<std::string> &getKeyList() { return keyList_; }
        std::list<KeyboardKey *> &getCommandKeys() { return commandKeys_; }
        std::map<std::string, KeyboardKey *> &getKeyMap() { return keyMap_; }
                                               
protected:
        static Keyboard *instance_;
        static bool dvorak_; // TODO // FIX ME NOT WORKING
        KeyboardHistory::HistoryElement keybHist_[MAX_KEYBDHIST];
        int keybHistCnt_;
        Uint16 mHighSurrogate;

        void clear();
        bool loadKeyFile(const std::string &fileName, bool masterFile);
        void handleUnicodeUTF16(Uint16 utf16, SDLKey key);
        void raiseUnicodeUTF16(Uint16 utf16, SDLKey key);

        std::map<std::string, KeyboardKey *> keyMap_;
        std::list<KeyboardKey *> commandKeys_;
        std::list<std::string> keyList_;
                       
private:
        Keyboard();
        virtual ~Keyboard();

};

#endif /* _KEYBOARD_H_ */

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