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#ifndef __RADIOLA_GLUI_H
#define __RADIOLA_GLUI_H
#include <stdio.h>
#include <stdint.h>
#include <stdlib.h>
#include <string.h>
#include <termios.h>
#include <unistd.h>
#include <SDL2/SDL.h>
//to draw waterfall
typedef struct glui_waterfall_t
{
int type;
int h,w;
uint8_t *buf;
size_t buf_len;
int cur_h;
SDL_Renderer *rend;
} glui_waterfall_t;
typedef struct glui_t
{
int h, w;
SDL_Window *win;
glui_waterfall_t *wf;
} glui_t;
typedef struct glui_color_t
{
uint8_t r;
uint8_t g;
uint8_t b;
uint8_t a;
} glui_color_t;
//prepare terminal ui
int glui_init( glui_t **t );
//init waterfall
int glui_waterfall( glui_t **t, glui_waterfall_t **w );
//first draw, draw all buffer
int glui_waterfall_draw( glui_waterfall_t *w );
//redraw only changed lines
int glui_waterfall_redraw( glui_waterfall_t *w );
//update params of waterfall and then need to draw not redraw
int glui_waterfall_update( glui_t *w );
//push one line of data to buffer
int glui_waterfall_data( glui_t *w, int len, uint8_t *buf );
//return color
glui_color_t glui_waterfall_color( uint8_t d );
//close terminal ui
int glui_close( glui_t *t );
#endif
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