///////////////////////////////////////////////////////////////////////
////                    
////    This file contains macros for interfacing with Video terminal
////    emulators like VT52, VT100, and ANSI(HyperTerminal)
///////////////////////////////////////////////////////////////////////
////    Author:    John Myers
////    Compiler:  C51
////    IDE:       Keil uVision3
////    Created:   27May07
////	File name: vterm.h
///////////////////////////////////////////////////////////////////////
#ifndef VTERM_H
#define VTERM_H
/*---------------Example------------------*

	vterm_set_color(FOREGROUND,BLUE);
	vterm_set_color(BACKGROUND,WHITE);
	vterm_clr_screen();
	vterm_cur_home('0','2');	///param1=horz param2=vert
    vterm_set_mode(MODE_UNDERLINE);
	
 *----------------------------------------*/


//***************************
// Macros
//***************************

/** Send escape sequence start */
#define send_esc_seq()		\
			while (!TI);	\
			TI = 0;			\ 
			SBUF = 27;		\
			while (!TI);	\
			TI = 0;			\ 
			SBUF = '['		\

#define vterm_cur_home(x,y) \
			send_esc_seq();	\
			while (!TI);	\
			TI = 0;			\ 
			SBUF = y;	    \
			while (!TI);	\
			TI = 0;			\ 
			SBUF = ';';		\
			while (!TI);	\
			TI = 0;			\ 
			SBUF = x;		\
			while (!TI);	\
			TI = 0;			\ 
			SBUF = MOVE_TO	\
///Clears the Screen and goes home. 
#define vterm_reset()       \
			while (!TI);	\
			TI = 0;			\ 
			SBUF = 27;	    \
			while (!TI);	\
			TI = 0;			\ 
			SBUF = 'c'	    \
///Erase from current line down
#define vterm_erase_down()  \
			send_esc_seq();	\
			while (!TI);	\
			TI = 0;			\ 
			SBUF = 'J'	    \
///Erase from current line up
#define vterm_erase_up()    \
			send_esc_seq();	\
			while (!TI);	\
			TI = 0;			\ 
			SBUF = '1';	    \
			while (!TI);	\
			TI = 0;			\ 
			SBUF = 'J'	    \

#define vterm_clr_screen()    \
			send_esc_seq();	\
			while (!TI);	\
			TI = 0;			\ 
			SBUF = '2';	    \
			while (!TI);	\
			TI = 0;			\ 
			SBUF = 'J'	    \

#define vterm_set_color(fb,c)    \
			send_esc_seq();	\
			while (!TI);	\
			TI = 0;			\ 
			SBUF = fb;	    \
			while (!TI);	\
			TI = 0;			\ 
			SBUF = c;       \
			while (!TI);	\
			TI = 0;			\ 
			SBUF = 'm'	    \

#define vterm_set_mode(mode)  \
			send_esc_seq();	  \
			while (!TI);	  \
			TI = 0;			  \ 
			SBUF = mode;	  \
			while (!TI);	  \
			TI = 0;			  \ 
			SBUF = 'm'	    

/// Auto repeat DECARM On ESC [ ? 8 h  //-On
/// Auto repeat DECARM Off ESC [ ? 8 l //-Off
/*
#define vterm_auto_repeat(r) \
			send_esc_seq();	\
			while (!TI);	\
			TI = 0;			\ 
			SBUF = '?';		\
			while (!TI);	\
			TI = 0;			\ 
			SBUF = '8';		\
			while (!TI);	\
			TI = 0;			\ 
			SBUF = r		\

*/

#define KEY_F1 0x1B4F5000 //-'ESC','O','P'
#define KEY_F2 0x1B4F5100 //-'ESC','O','Q'
#define KEY_F3 0x1B4F5200 //-'ESC','O','R'
#define KEY_F4 0x1B4F5300 //-'ESC','O','S'
#define KEY_UP_ARROW 0x1B5B4100   //-'ESC','[','A'
#define KEY_DOWN_ARROW 0x1B5B4200 //-'ESC','[','B'
#define KEY_RIGHT_ARROW 0x1B5B4300 //-'ESC','[','C'      
#define KEY_LEFT_ARROW 0x1B5B4400  //-'ESC','[','D' 	

/*
 * 	 Text modes
 */
#define MODE_NONE         '0'
#define MODE_BOLD         '1'
#define MODE_DIM          '2'
#define MODE_UNDERLINE    '4'
#define MODE_BLINK        '5'
#define MODE_REVERSED     '7'
#define MODE_CONCEALED    '8'

/*
 * Text colors 
 */
enum vt_color_enum	   
{
	FOREGROUND = '3',
	BACKGROUND = '4',

	BLACK = '0',
	RED = '1',
	GREEN = '2',
	YELLOW = '3',
	BLUE = '4',
	MAGENTA = '5',
	CYAN = '6',
	WHITE = '7',
};
typedef enum vt_color_enum color;

/*
 * Cursor movement
 *
 */
enum vt_cursor_enum
{
 MOVE_UP = 'A',
 MOVE_DOWN = 'B',
 MOVE_RIGHT = 'C',
 MOVE_LEFT = 'D',
 MOVE_TO = 'H',
 SAVE_POS = 's',	  
 UNSAVE_POS = 'u',  
 SAVE_POS_ATRIB = '7',
 RESTORE_POS_ATRIB = '8'
};
typedef enum vt_cursor_enum CUR;


#endif	//-VTERM_H