/*      _______   __   __   __   ______   __   __   _______   __   __                 
 *     / _____/\ / /\ / /\ / /\ / ____/\ / /\ / /\ / ___  /\ /  |\/ /\                
 *    / /\____\// / // / // / // /\___\// /_// / // /\_/ / // , |/ / /                 
 *   / / /__   / / // / // / // / /    / ___  / // ___  / // /| ' / /                  
 *  / /_// /\ / /_// / // / // /_/_   / / // / // /\_/ / // / |  / /                   
 * /______/ //______/ //_/ //_____/\ /_/ //_/ //_/ //_/ //_/ /|_/ /                    
 * \______\/ \______\/ \_\/ \_____\/ \_\/ \_\/ \_\/ \_\/ \_\/ \_\/                      
 *
 * Copyright (c) 2004, 2005 darkbits                        Js_./
 * Per Larsson a.k.a finalman                          _RqZ{a<^_aa
 * Olof Naessén a.k.a jansem/yakslem                _asww7!uY`>  )\a//
 *                                                 _Qhm`] _f "'c  1!5m
 * Visit: http://guichan.darkbits.org             )Qk<P ` _: :+' .'  "{[
 *                                               .)j(] .d_/ '-(  P .   S
 * License: (BSD)                                <Td/Z <fP"5(\"??"\a.  .L
 * Redistribution and use in source and          _dV>ws?a-?'      ._/L  #'
 * binary forms, with or without                 )4d[#7r, .   '     )d`)[
 * modification, are permitted provided         _Q-5'5W..j/?'   -?!\)cam'
 * that the following conditions are met:       j<<WP+k/);.        _W=j f
 * 1. Redistributions of source code must       .$%w\/]Q  . ."'  .  mj$
 *    retain the above copyright notice,        ]E.pYY(Q]>.   a     J@\
 *    this list of conditions and the           j(]1u<sE"L,. .   ./^ ]{a
 *    following disclaimer.                     4'_uomm\.  )L);-4     (3=
 * 2. Redistributions in binary form must        )_]X{Z('a_"a7'<a"a,  ]"[
 *    reproduce the above copyright notice,       #}<]m7`Za??4,P-"'7. ).m
 *    this list of conditions and the            ]d2e)Q(<Q(  ?94   b-  LQ/
 *    following disclaimer in the                <B!</]C)d_, '(<' .f. =C+m
 *    documentation and/or other materials      .Z!=J ]e []('-4f _ ) -.)m]'
 *    provided with the distribution.          .w[5]' _[ /.)_-"+?   _/ <W"
 * 3. Neither the name of Guichan nor the      :$we` _! + _/ .        j?
 *    names of its contributors may be used     =3)= _f  (_yQmWW$#(    "
 *    to endorse or promote products derived     -   W,  sQQQQmZQ#Wwa]..
 *    from this software without specific        (js, \[QQW$QWW#?!V"".
 *    prior written permission.                    ]y:.<\..          .
 *                                                 -]n w/ '         [.
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT       )/ )/           !
 * HOLDERS AND CONTRIBUTORS "AS IS" AND ANY         <  (; sac    ,    '
 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING,               ]^ .-  %
 * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF            c <   r
 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR            aga<  <La
 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE          5%  )P'-3L
 * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR        _bQf` y`..)a
 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,          ,J?4P'.P"_(\?d'.,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES               _Pa,)!f/<[]/  ?"
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT      _2-..:. .r+_,.. .
 * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,     ?a.<%"'  " -'.a_ _,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION)                     ^
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
 * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

/*
 * For comments regarding functions please see the header file. 
 */

#include "guichan/key.h"

namespace gcn
{
    Key::Key()
    {
        mValue = 0;
        mShiftPressed = false;
        mControlPressed = false;
        mAltPressed = false;  
        mMetaPressed = false;
        mNumericPad = false;    
    }
  
    Key::Key(int value)
    {
        mValue = value;
        mShiftPressed = false;
        mControlPressed = false;
        mAltPressed = false;
        mMetaPressed = false;
        mNumericPad = false;    
    }

    bool Key::isCharacter() const
    {
        return (mValue >= 32 && mValue <= 126)
            || (mValue >= 162 && mValue <= 255)
            || (mValue == 9);
    }

    bool Key::isNumber() const
    {
        return mValue >= 48 && mValue <= 57;
    }
  
    bool Key::isLetter() const
    {
        return (((mValue >= 65 && mValue <= 90)
                 || (mValue >= 97 && mValue <= 122)
                 || (mValue >= 192 && mValue <= 255))
                && (mValue != 215) && (mValue != 247));    
    }

    bool Key::isShiftPressed() const
    {
        return mShiftPressed;
    }
  
    void Key::setShiftPressed(bool pressed)
    {
        mShiftPressed = pressed;
    }

    bool Key::isControlPressed() const
    {
        return mControlPressed;
    }
  
    void Key::setControlPressed(bool pressed)
    {
        mControlPressed = pressed;
    }

    bool Key::isAltPressed() const
    {
        return mAltPressed;
    }
  
    void Key::setAltPressed(bool pressed)
    {
        mAltPressed = pressed;
    }

    bool Key::isMetaPressed() const
    {
        return mMetaPressed;
    }
  
    void Key::setMetaPressed(bool pressed)
    {
        mMetaPressed = pressed;
    }

    bool Key::isNumericPad() const
    {
        return mNumericPad;
    }
  
    void Key::setNumericPad(bool numpad)
    {
        mNumericPad = numpad;
    }

    void Key::setValue(int value)
    {
        mValue = value;
    }

    int Key::getValue() const
    {
        return mValue;    
    }

	std::string Key::toString() const
	{
		std::string str;
		if (mValue <= 0x007F) {
			str.insert(str.end(), mValue);
		} else if (mValue <= 0x07FF) {
			str.insert(str.end(), 0xC0 | ((mValue >> 6) & 0x1F));
			str.insert(str.end(), 0x80 | (mValue & 0x3F));
		} else if (mValue <= 0xFFFF) {
			str.insert(str.end(), 0xE0 | ((mValue >> 12) & 0x0F));
			str.insert(str.end(), 0x80 | ((mValue >> 6) & 0x3F));
			str.insert(str.end(), 0x80 | (mValue & 0x3F));
		}
		return str;
	}
}