3 files changed, 115 insertions, 0 deletions
diff --git a/draw/make.mk b/draw/make.mk
index e69de29..1ce35d1 100644
--- a/draw/make.mk
+++ b/draw/make.mk
@@ -0,0 +1,10 @@
+DIR_DRAW = draw/
+SOURCES_DRAW += draw/glui.c draw/tui.c draw/ui.c
+OBJECTS_DRAW += $(SOURCES_DRAW:.c=.o)
+LDFLAGS +=
+
+
+OBJECTS_DIR_DRAW += $(subst $(DIR_DRAW),$(BUILD_DIR)$(DIR_DRAW),$(OBJECTS_DRAW))
+
+OBJECTS += $(OBJECTS_DRAW)
+OBJECTS_FINAL += $(OBJECTS_DIR_DRAW)
+\ No newline at end of file
diff --git a/draw/tui.c b/draw/tui.c
index e69de29..5f9b9c7 100644
--- a/draw/tui.c
+++ b/draw/tui.c
@@ -0,0 +1,65 @@
+#include "tui.h"
+
+//prepare terminal ui
+int tui_init( tui_t *t )
+{
+	int ret = -1;
+	//should be empty pointer
+	if (t != NULL)
+		return -1;
+	return ret;
+}
+
+
+//init waterfall
+int tui_waterfall( tui_t *t, tui_waterfall_t *w )
+{
+	int ret=-1;
+	//waterfall should be NULL
+	if ( w != NULL )
+		return -1;
+	return ret;
+}
+
+
+//first draw, draw all buffer
+int tui_waterfall_draw( tui_waterfall_t *w )
+{
+	int ret = -1;
+	return ret;
+}
+
+
+//redraw only changed lines
+int tui_waterfall_redraw( tui_waterfall_t *w )
+{
+	int ret = -1;
+	return ret;
+}
+
+
+//update params of waterfall and then need to draw not redraw
+int tui_waterfall_update( tui_waterfall_t *w )
+{
+	int ret = -1;
+	return ret;
+}
+
+
+//push one line of data to buffer
+int tui_waterfall_data( tui_waterfall_t *w, size_t *len, size_t *buf )
+{
+	int ret = -1;
+	return ret;
+}
+
+
+//close terminal ui
+int tui_close( tui_t *t )
+{
+	int ret = -1;
+	//shouldnt be empty pointer
+	if ( t == NULL )
+		return -1;
+	return ret;
+}
diff --git a/draw/tui.h b/draw/tui.h
index e69de29..6357a59 100644
--- a/draw/tui.h
+++ b/draw/tui.h
@@ -0,0 +1,40 @@
+#ifndef __RADIOLA_TUI_H
+#define __RADIOLA_TUI_H
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <termios.h>
+#include <unistd.h>
+
+//to draw waterfall
+typedef struct tui_waterfall_t
+{
+	int type;
+	int h,w;
+
+} 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_waterfall_t *w );
+//push one line of data to buffer
+int tui_waterfall_data( tui_waterfall_t *w, size_t *len, size_t *buf );
+//close terminal ui
+int tui_close( tui_t *t );
+
+#endif
+\ No newline at end of file