tty_ctrl.h
dce8e2e6fb90master

tty_ctrl.h
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			#ifndef ANT_TTY_CTRL_H
			#define ANT_TTY_CTRL_H

			#include <stdbool.h>
			#include <stddef.h>
			#include <stdio.h>

			#include "types.h"

			ant_value_t tty_ctrl_bool_result(ant_t *js, bool ok);

			const char tty_ctrl_clear_line_seq(int dir, size_t len_out);
			const char tty_ctrl_clear_screen_down_seq(size_t len_out);

			int tty_ctrl_normalize_clear_line_dir(int dir);
			int tty_ctrl_normalize_coord(int value);

			bool tty_ctrl_parse_int_value(ant_value_t value, int *out);
			bool tty_ctrl_write_fd(int fd, const char *data, size_t len);
			bool tty_ctrl_write_stream(FILE stream, const char data, size_t len, bool flush);

			bool tty_ctrl_parse_clear_line_dir(ant_value_t args, int nargs, int dir_index, int dir_out);
			bool tty_ctrl_build_cursor_to(char buf, size_t buf_size, int x, bool has_y, int y, size_t len_out);
			bool tty_ctrl_build_move_cursor_axis(char buf, size_t buf_size, int delta, bool horizontal, size_t len_out);

			typedef struct {
			int x;
			bool has_y;
			int y;
			} tty_ctrl_cursor_to_args_t;

			bool tty_ctrl_parse_cursor_to_args(
			ant_value_t *args, int nargs,
			int x_index, int y_index,
			tty_ctrl_cursor_to_args_t *out
			);

			bool tty_ctrl_parse_move_cursor_args(
			ant_value_t *args, int nargs,
			int dx_index, int dy_index,
			int dx, int dy
			);

			#endif