Changeset ff6e91b in mainline for uspace/lib/ui/src/slider.c

Timestamp:

2021-08-30T20:41:27Z (3 years ago)

Author:

Jiri Svoboda <jiri@…>

Branches:

master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

81ec7e1

Parents:

9b2e20c

Message:

Make use of code page 437 characters

To draw proper text boxes, for a nice round radio button light,
for a nice contiguous slider groove.

File:

• uspace/lib/ui/src/slider.c (modified) (2 diffs)

uspace/lib/ui/src/slider.c

@@ -332 +332 @@
         gfx_coord_t w, i;
         char *buf;
+        const char *gchar;
+        size_t gcharsz;
         errno_t rc;
 
@@ -344 +346 @@
 
         w = slider->rect.p1.x - slider->rect.p0.x;
-        buf = malloc(w + 1);
+        gchar = "\u2550";
+        gcharsz = str_size(gchar);
+
+        buf = malloc(w * gcharsz + 1);
         if (buf == NULL)
                 return ENOMEM;
 
         for (i = 0; i < w; i++)
-                buf[i] = '=';
-        buf[w] = '\0';
+                str_cpy(buf + i * gcharsz, (w - i) * gcharsz + 1, gchar);
+        buf[w * gcharsz] = '\0';
 
         rc = gfx_puttext(slider->res->font, &pos, &fmt, buf);