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#ifndef __RADIOLA_TUI_H
#define __RADIOLA_TUI_H
#include <stdio.h>
#include <stdint.h>
#include <stdlib.h>
#include <string.h>
#include <termios.h>
#include <unistd.h>
//to draw waterfall
typedef struct tui_waterfall_t
{
int type;
int h,w;
uint8_t *buf;
size_t buf_len;
} tui_waterfall_t;
typedef struct tui_t
{
int ifd, ofd;
struct termios orig_i, orig_o;
struct termios raw_i, raw_o;
tui_waterfall_t *wf;
} tui_t;
//prepare terminal ui
int tui_init( tui_t **t );
//init waterfall
int tui_waterfall( tui_t **t, tui_waterfall_t **w );
//first draw, draw all buffer
int tui_waterfall_draw( tui_waterfall_t *w );
//redraw only changed lines
int tui_waterfall_redraw( tui_waterfall_t *w );
//update params of waterfall and then need to draw not redraw
int tui_waterfall_update( tui_t *w );
//push one line of data to buffer
int tui_waterfall_data( tui_t *w, int len, uint8_t *buf );
//return color
uint8_t tui_waterfall_color( uint8_t d );
//close terminal ui
int tui_close( tui_t *t );
#endif
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