1 files changed, 87 insertions, 0 deletions
diff --git a/lib/ui.c b/lib/ui.c
new file mode 100644
index 0000000..1a285a0
--- /dev/null
+++ b/lib/ui.c
@@ -0,0 +1,87 @@
+#define NCURSES_WIDECHAR 1
+
+#include <ncurses.h>
+#include <math.h>
+#include <stdlib.h>
+#include <string.h>
+#include <wchar.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;
+    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);
+}
+
+
+TEXT_BOX* new_text_box(WINDOW* scr, int length) {
+    TEXT_BOX *text = (TEXT_BOX*)malloc(sizeof(TEXT_BOX));
+    text->scr = scr;
+    text->length = length;
+    text->current = 0;
+    text->text = malloc(sizeof(char)*(length+1));
+    memset(text->text, '\0', length);
+    return text;
+}
+
+void get_char(TEXT_BOX* text, void (*sch)(char*, int)) {
+    while(1){
+        wchar_t c;
+        get_wch((wint_t*)&c);
+
+        switch(c) {
+            case KEY_BACKSPACE:
+                if (text->current > 0) {
+                    text->text[text->current--] = '\0';
+                }
+                break;
+            default:
+                if (text->current < (text->length-2)) {
+                    text->text[text->current] = c;
+                    text->text[++text->current] = '\0';
+                }
+        }
+
+        char str[text->length];
+        wcstombs(str, text->text, sizeof(text->text));
+        sch(str, (int)strlen(str));
+
+        move(0,0);
+        wrefresh(text->scr);
+        wprintw(text->scr, "%*ls", text->current,text->text);
+    }
+}