#ifndef _LEDDISPLAY_HPP_
#define _LEDDISPLAY_HPP_
#include <common/windows.hpp>
#include <common/string.hpp>
#include <common/point.hpp>

class LedDisplay
{
public:
	enum SpecialChar{BlankChar,DashChar};
	LedDisplay(HWND hDisplayWindow,Point windowPoint);
	virtual ~LedDisplay();
	void setNumber(short someNumber);
	void setNumber(SpecialChar specialChar);
	short getNumber(void)const;
	void paint(void);
private:
	enum {Width=13,Height=23,Frames=12};
	enum {OffsetDashChar,OffsetBlankChar};
	WORD charPosition(char someDisplayChar)const;
	void positions(WORD &firstOffset,WORD &secondOffset,WORD &thirdOffset,WORD &fourthOffset)const;
	HBITMAP mhFilm;
	short mCurrentNumber;
	SpecialChar mCurrentSpecialChar;
	WORD mHasSpecialChar;
	Point mWindowPoint;
	HWND mhDisplayWindow;
};

inline
LedDisplay::LedDisplay(HWND hDisplayWindow,Point windowPoint)
: mWindowPoint(windowPoint), mhDisplayWindow(hDisplayWindow), mCurrentNumber(-1),
	mHasSpecialChar(TRUE), mCurrentSpecialChar(DashChar),
	mhFilm(::LoadBitmap((HINSTANCE)::GetWindowWord(hDisplayWindow,GWW_HINSTANCE),"LED"))
{
}

inline
LedDisplay::~LedDisplay()
{
	if(mhFilm){::DeleteObject(mhFilm);mhFilm=0;}
}

inline
WORD LedDisplay::charPosition(char someChar)const
{
	return ((Frames-1)-((int)someChar-'0'));
}

inline
short LedDisplay::getNumber(void)const
{
	return mCurrentNumber;
}

inline
void LedDisplay::setNumber(SpecialChar specialChar)
{
	mHasSpecialChar=TRUE;
	mCurrentSpecialChar=specialChar;
	paint();
}

inline
void LedDisplay::setNumber(short someNumber)
{
	mHasSpecialChar=FALSE;
	mCurrentNumber=someNumber;
	paint();
}
#endif