/** @file
 * @author Edouard DUPIN
 * @copyright 2011, Edouard DUPIN, all right reserved
 * @license APACHE v2.0 (see license file)
 */

#include <gale/key/Special.hpp>
#include <etk/stdTools.hpp>

#define GALE_FLAG_KEY_CAPS_LOCK 0x00000001
#define GALE_FLAG_KEY_SHIFT     0x00000002
#define GALE_FLAG_KEY_CTRL      0x00000004
#define GALE_FLAG_KEY_META      0x00000008
#define GALE_FLAG_KEY_ALT       0x00000010
#define GALE_FLAG_KEY_ALTGR     0x00000020
#define GALE_FLAG_KEY_NUM_LOCK  0x00000040
#define GALE_FLAG_KEY_INSERT    0x00000080

// TODO : Update to support the Left and right of some key ...

gale::key::Special::Special() :
  m_value(0) {
	
}
void gale::key::Special::update(enum gale::key::keyboard _move, bool _isDown) {
	switch (_move) {
		case keyboard::insert:
			setInsert(_isDown);
			break;
		case keyboard::capLock:
			setCapsLock(_isDown);
			break;
		case keyboard::shiftLeft:
		case keyboard::shiftRight:
			setShift(_isDown);
			break;
		case keyboard::ctrlLeft:
		case keyboard::ctrlRight:
			setCtrl(_isDown);
			break;
		case keyboard::metaLeft:
		case keyboard::metaRight:
			setMeta(_isDown);
			break;
		case keyboard::alt:
			setAlt(_isDown);
			break;
		case keyboard::altGr:
			setAltGr(_isDown);
			break;
		case keyboard::numLock:
			setNumLock(_isDown);
			break;
		default:
			break;
	}
}

bool gale::key::Special::getCapsLock() const {
	if ((m_value & GALE_FLAG_KEY_CAPS_LOCK) != 0) {
		return true;
	}
	return false;
}
void gale::key::Special::setCapsLock(bool _value) {
	if ((m_value & GALE_FLAG_KEY_CAPS_LOCK) != 0) {
		if (_value == false) {
			m_value -= GALE_FLAG_KEY_CAPS_LOCK;
		}
	} else {
		if (_value == true) {
			m_value += GALE_FLAG_KEY_CAPS_LOCK;
		}
	}
}

bool gale::key::Special::getShift() const {
	if ((m_value & GALE_FLAG_KEY_SHIFT) != 0) {
		return true;
	}
	return false;
}
void gale::key::Special::setShift(bool _value) {
	if ((m_value & GALE_FLAG_KEY_SHIFT) != 0) {
		if (_value == false) {
			m_value -= GALE_FLAG_KEY_SHIFT;
		}
	} else {
		if (_value == true) {
			m_value += GALE_FLAG_KEY_SHIFT;
		}
	}
}

bool gale::key::Special::getCtrl() const {
	if ((m_value & GALE_FLAG_KEY_CTRL) != 0) {
		return true;
	}
	return false;
}
void gale::key::Special::setCtrl(bool _value) {
	if ((m_value & GALE_FLAG_KEY_CTRL) != 0) {
		if (_value == false) {
			m_value -= GALE_FLAG_KEY_CTRL;
		}
	} else {
		if (_value == true) {
			m_value += GALE_FLAG_KEY_CTRL;
		}
	}
}

bool gale::key::Special::getMeta() const {
	if ((m_value & GALE_FLAG_KEY_META) != 0) {
		return true;
	}
	return false;
}
void gale::key::Special::setMeta(bool _value) {
	if ((m_value & GALE_FLAG_KEY_META) != 0) {
		if (_value == false) {
			m_value -= GALE_FLAG_KEY_META;
		}
	} else {
		if (_value == true) {
			m_value += GALE_FLAG_KEY_META;
		}
	}
}

bool gale::key::Special::getAlt() const {
	if ((m_value & GALE_FLAG_KEY_ALT) != 0) {
		return true;
	}
	return false;
}
void gale::key::Special::setAlt(bool _value) {
	if ((m_value & GALE_FLAG_KEY_ALT) != 0) {
		if (_value == false) {
			m_value -= GALE_FLAG_KEY_ALT;
		}
	} else {
		if (_value == true) {
			m_value += GALE_FLAG_KEY_ALT;
		}
	}
}

bool gale::key::Special::getAltGr() const {
	if ((m_value & GALE_FLAG_KEY_ALTGR) != 0) {
		return true;
	}
	return false;
}
void gale::key::Special::setAltGr(bool _value) {
	if ((m_value & GALE_FLAG_KEY_ALTGR) != 0) {
		if (_value == false) {
			m_value -= GALE_FLAG_KEY_ALTGR;
		}
	} else {
		if (_value == true) {
			m_value += GALE_FLAG_KEY_ALTGR;
		}
	}
}

bool gale::key::Special::getNumLock() const {
	if ((m_value & GALE_FLAG_KEY_NUM_LOCK) != 0) {
		return true;
	}
	return false;
}
void gale::key::Special::setNumLock(bool _value) {
	if ((m_value & GALE_FLAG_KEY_NUM_LOCK) != 0) {
		if (_value == false) {
			m_value -= GALE_FLAG_KEY_NUM_LOCK;
		}
	} else {
		if (_value == true) {
			m_value += GALE_FLAG_KEY_NUM_LOCK;
		}
	}
}

bool gale::key::Special::getInsert() const {
	if ((m_value & GALE_FLAG_KEY_INSERT) != 0) {
		return true;
	}
	return false;
}
void gale::key::Special::setInsert(bool _value) {
	if ((m_value & GALE_FLAG_KEY_INSERT) != 0) {
		if (_value == false) {
			m_value -= GALE_FLAG_KEY_INSERT;
		}
	} else {
		if (_value == true) {
			m_value += GALE_FLAG_KEY_INSERT;
		}
	}
}

std::ostream& gale::key::operator <<(std::ostream& _os, const gale::key::Special& _obj) {
	_os << " capLock=" << _obj.getCapsLock();
	_os << " shift=" << _obj.getShift();
	_os << " ctrl=" << _obj.getCtrl();
	_os << " meta=" << _obj.getMeta();
	_os << " alt=" << _obj.getAlt();
	_os << " altGr=" << _obj.getAltGr();
	_os << " verNum=" << _obj.getNumLock();
	_os << " insert=" << _obj.getInsert();
	return _os;
}

namespace etk {
	template<> std::string to_string<gale::key::Special>(const gale::key::Special& _obj) {
		std::string out;
		if (_obj.getCapsLock() == true) {
			out = "CAPS";
		}
		if (_obj.getShift() == true) {
			if (out.size() > 0) {
				out += "|";
			}
			out = "SHIFT";
		}
		if (_obj.getCtrl() == true) {
			if (out.size() > 0) {
				out += "|";
			}
			out = "CTRL";
		}
		if (_obj.getMeta() == true) {
			if (out.size() > 0) {
				out += "|";
			}
			out = "META";
		}
		if (_obj.getAlt() == true) {
			if (out.size() > 0) {
				out += "|";
			}
			out = "ALT";
		}
		if (_obj.getAltGr() == true) {
			if (out.size() > 0) {
				out += "|";
			}
			out = "ALTGR";
		}
		if (_obj.getNumLock() == true) {
			if (out.size() > 0) {
				out += "|";
			}
			out = "NUM_LOCK";
		}
		if (_obj.getInsert() == true) {
			if (out.size() > 0) {
				out += "|";
			}
			out = "INSERT";
		}
		return out;
	}
}