1 files changed, 63 insertions, 0 deletions
diff --git a/ui.c b/ui.c
new file mode 100644
index 0000000..8837bab
--- /dev/null
+++ b/ui.c
@@ -0,0 +1,63 @@
+#include "math.h"
+#include <ncurses.h>
+#include <stdlib.h>
+#include "ui.h"
+
+const char *uload = "█";
+
+
+PROGRESS_BAR* new_progress_bar(WINDOW* scr, float total) {
+    PROGRESS_BAR *bar = (PROGRESS_BAR*)malloc(sizeof(PROGRESS_BAR));
+    bar->scr = scr;
+    bar->total = total;
+    bar->current = 0;
+
+    int x, y;
+    int hx, hy;
+
+    getmaxyx(scr, y, x);
+
+    hx = x/2;
+    hy = y/2;
+
+    wmove(scr, hy-1, 0);
+    wprintw(scr, uload);
+
+    wmove(scr, hy, hx-4);
+    wprintw(scr, "000%%");
+
+    wmove(scr, hy+1, hx);
+    wprintw(scr, "%.0f/%.0f", 0.0, total);
+
+    return bar;
+}
+
+void bar_step(PROGRESS_BAR* bar, float step){
+    bar->current += step;
+
+    int x, y;
+    int hx, hy;
+
+    getmaxyx(bar->scr, y, x);
+
+    hx = x/2;
+    hy = y/2;
+
+    float total = (bar->current/bar->total);
+
+    wmove(bar->scr, hy-1, 0);
+    for (int i = 0; i < ((float)x*total); i++)
+        wprintw(bar->scr, uload);
+
+    wmove(bar->scr, hy, hx-4);
+    wprintw(bar->scr,"%03.0f%% ", total*100);
+
+    int len = floor(log10(abs((int)bar->total))) + 3;
+
+    wmove(bar->scr, hy+1, hx - len);
+    wprintw(bar->scr, "%.0f/%.0f", bar->current, bar->total);
+
+
+    wmove(bar->scr,0,0);
+    wrefresh(bar->scr);
+}