adding externally-accessible functions for drawing individual charact…

…ers from single-byte numeric codepoints to get around annoying encoding issues in dotnet

Signed-off-by: Addison Schuhardt <addison@schuhardt.net>

include/drawing.h

@@ -36,6 +36,13 @@ void procy_draw_string(struct procy_window_t *window, short x, short y,
                        procy_color_t forecolor, procy_color_t backcolor,
                        const char *contents);
 
+void procy_draw_char(struct procy_window_t *window, short x, short y,
+                     procy_color_t forecolor, procy_color_t backcolor, char c);
+
+void procy_draw_char_bold(struct procy_window_t *window, short x, short y,
+                          procy_color_t forecolor, procy_color_t backcolor,
+                          char c);
+
 void procy_draw_string_bold(struct procy_window_t *window, short x, short y,
                             procy_color_t forecolor, procy_color_t backcolor,
                             const char *contents);

src/drawing.c

@@ -37,6 +37,21 @@ void procy_draw_string(window_t *window, short x, short y, color_t forecolor,
   draw_string_chars(window, x, y, false, forecolor, backcolor, contents);
 }
 
+void procy_draw_char(struct procy_window_t *window, short x, short y,
+                     procy_color_t forecolor, procy_color_t backcolor, char c) {
+  draw_op_t op =
+      procy_create_draw_op_char_colored(x, y, forecolor, backcolor, c, false);
+  procy_append_draw_op(window, &op);
+}
+
+void procy_draw_char_bold(struct procy_window_t *window, short x, short y,
+                          procy_color_t forecolor, procy_color_t backcolor,
+                          char c) {
+  draw_op_t op =
+      procy_create_draw_op_char_colored(x, y, forecolor, backcolor, c, true);
+  procy_append_draw_op(window, &op);
+}
+
 void procy_draw_string_bold(window_t *window, short x, short y,
                             color_t forecolor, color_t backcolor,
                             const char *contents) {