term.h

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// term.h
#ifndef _TERM_H
#define _TERM_H
 
#include <inttypes.h>
#include <stdio.h>
 
#define TERM_ATTR_BACK_MASK 0x00
#define TERM_ATTR_BACK_BLACK 0x00
#define TERM_ATTR_BACK_WHITE 0x00
 
#define TERM_ATTR_TEXT_MASK 0x00
#define TERM_ATTR_TEXT_BLACK 0x00
#define TERM_ATTR_TEXT_WHITE 0x00
 
#define TERM_ATTR_INVERT 0x40
#define TERM_ATTR_BLINK 0x80
 
#define TERM_COLOR_BLACK 0
#define TERM_COLOR_RED 1
#define TERM_COLOR_GREEN 2
#define TERM_COLOR_YELLOW 3
#define TERM_COLOR_BLUE 4
#define TERM_COLOR_MAGENTA 5
#define TERM_COLOR_CYAN 6
#define TERM_COLOR_WHITE 7
 
#define TERM_FLG_FREEMEM 0x0080
#define TERM_FLG_CHANGED 0x0040
#define TERM_FLG_ESCAPE 0x0020
#define TERM_FLG_AUTOCR 0x0010
 
#define TERM_DEF_CHAR ' '
#define TERM_DEF_ATTR (TERM_ATTR_BACK_BLACK | TERM_ATTR_TEXT_WHITE)
 
#define TERM_BUFF_SIZE(c, r) ((r * c * 2) + (r * c + 7) / 8)
 
#define TERM_PRINTF_MAX 0xff
 
#pragma pack(push)
#pragma pack(1)
 
typedef struct _term_t {
    uint8_t cols;
    uint8_t rows;
    uint16_t flg;
    uint8_t *buff;
    uint16_t size;
    uint8_t attr;
    uint8_t col;
    uint8_t row;
    FILE *file;
} term_t;
 
#pragma pack(pop)
 
#ifdef __cplusplus
extern "C" {
#endif //__cplusplus
 
extern void term_init(term_t *pt, uint8_t cols, uint8_t rows, uint8_t *buff);
 
extern void term_done(term_t *pt);
 
extern void term_clear(term_t *pt);
 
extern uint8_t term_get_char_at(term_t *pt, uint8_t col, uint8_t row);
 
extern void term_set_char_at(term_t *pt, uint8_t col, uint8_t row, uint8_t ch);
 
extern uint8_t term_get_attr_at(term_t *pt, uint8_t col, uint8_t row);
 
extern void term_set_attr_at(term_t *pt, uint8_t col, uint8_t row, uint8_t attr);
 
extern void term_set_attr(term_t *pt, uint8_t attr);
 
extern void term_set_pos(term_t *pt, uint8_t col, uint8_t row);
 
extern void term_write_char(term_t *pt, uint8_t ch);
 
extern int term_printf(term_t *pt, const char *fmt, ...);
 
extern int vterm_printf(term_t *pt, const char *fmt, va_list va);
 
#ifdef __cplusplus
}
#endif //__cplusplus
 
#endif // _TERM_H