#ifndef INCLUDE_WINDOW
#define INCLUDE_WINDOW

//
//		WINDOW.H
//		========

enum color
{
	BLACK,
	BLUE,
	GREEN,
	CYAN,
	RED,
	MAGENTA,
	BROWN,
	LIGHTGRAY,
	DARKGRAY,
	LIGHTBLUE,
	LIGHTGREEN,
	LIGHTCYAN,
	LIGHTRED,
	LIGHTMAGENTA,
	YELLOW,
	WHITE,
    NO_COLOR=-1
};

enum frame_t
{
	NO_FRAME,
	FRAME_222,
	FRAME_111
};

//
//	CLASS WINDOW
//	============

class Window
{
	private:
		static int initialized;	// Window system initialized
		static unsigned scrwid; // Screen size
		static unsigned scrhig;
		static char *videoadr;

		unsigned x1,y1;		// Upper-left corner
		unsigned x2,y2;		// Bottom-right corner
		unsigned w,h;		// Window size
		unsigned cx,cy;		// Cursor position
		int x0,y0;			// Plotting offset
		int cursortype;		// Cursor type
		int showcursor;		// Cursor shown or not
		char *title;		// Titlebar text

		char attrib;		// Attribute character (colors and flashing)

		frame_t frame;		// Borders

		void Initialize();
		void FramePlot(int x,int y,char c);

	public:
		Window(unsigned x,unsigned y,unsigned w,unsigned h,color fg=BLACK,color bg=BLACK,frame_t=NO_FRAME,char *title=0);

		inline void Bg(color c) {attrib &= 0x8f; attrib += (c&7)<<4;};
		inline void Fg(color c) {attrib &= 0xf0; attrib += (c&15);};
		inline void Color(color fg,color bg) {Bg(bg);Fg(fg);};
		inline void Goto(unsigned x,unsigned y) {cx=x;cy=y;};
		inline int X() {return x1;}
		inline int Y() {return y1;}
		inline int W() {return w;}
		inline int H() {return h;}

		void SetOrigin(int x,int y) {x0=x;y0=y;}
		void PlotAt(unsigned x,unsigned y,char c);
		void Plot(char c);
		void DrawFrames();
		void SetTitle(char *t);
		void Fill(color fcol=NO_COLOR);
		void PrintAt(unsigned x,unsigned y,char *str);
		void Print(char *str);
		int GetKey();
		void ShowCursor();
		void HideCursor();
};

#endif