Added SDL waterfall prototype api

1 files changed, 121 insertions, 0 deletions

diff --git a/draw/glui.c b/draw/glui.c
index e69de29..3e85646 100644
--- a/draw/glui.c
+++ b/draw/glui.c
@@ -0,0 +1,121 @@
+#include "glui.h"
+
+#define DEFAULT_TITLE "RADIOLA"
+#define SCREEN_X 640
+#define SCREEN_Y 480
+
+int glui_init( glui_t **t )
+{
+	int ret=-1;
+
+	glui_t *tui = NULL;
+
+	tui = malloc( sizeof(glui_t) );
+	if (tui == NULL)
+	{
+		return -1;
+	}
+
+	memset(tui, 0, sizeof(glui_t));
+
+	if ( SDL_Init(SDL_INIT_VIDEO) != 0)
+	{
+		printf("Cannot init sdl\n");
+		return -1;
+	}
+
+	tui->win = SDL_CreateWindow("Hello World!", 100, 100, SCREEN_X, SCREEN_Y, SDL_WINDOW_SHOWN);
+	if (tui->win == NULL)
+	{
+		printf("Couldnt create SDL window\n");
+		return -1;
+	}
+
+	tui->rend = SDL_CreateRenderer( tui->win, -1, SDL_RENDERER_ACCELERATED);
+
+
+
+	return ret;
+}
+
+
+//init waterfall
+int glui_waterfall( glui_t **t, glui_waterfall_t **w )
+{
+	int ret=-1;
+	
+
+	return ret;
+}
+
+
+//first draw, draw all buffer
+int glui_waterfall_draw( glui_waterfall_t *w )
+{
+	int ret=-1;
+	
+
+	return ret;
+}
+
+
+//redraw only changed lines
+int glui_waterfall_redraw( glui_waterfall_t *w )
+{
+	int ret=-1;
+	
+
+	return ret;
+}
+
+
+//update params of waterfall and then need to draw not redraw
+int glui_waterfall_update( glui_t *w )
+{
+	int ret=-1;
+	
+
+	return ret;
+}
+
+
+//push one line of data to buffer
+int glui_waterfall_data( glui_t *w, int len, uint8_t *buf )
+{
+	int ret=-1;
+	
+
+	return ret;
+}
+
+
+//return color
+uint8_t glui_waterfall_color( uint8_t d )
+{
+	uint8_t c;
+	
+
+	return c;
+}
+
+
+//close terminal ui
+int glui_close( glui_t *t )
+{
+	int ret=0;
+	
+	if ( t->rend )
+	{
+		SDL_DestroyRenderer( t->rend );
+	}
+
+	if ( t->win != NULL )
+	{
+		SDL_DestroyWindow( t->win );
+	}
+
+	SDL_Quit();
+
+
+	return ret;
+}
\ No newline at end of file