Accept colours as strings.

1 files changed, 53 insertions, 1 deletions

diff --git a/screen.c b/screen.c
index dc4ccc2b..e9c66aa0 100644
--- a/screen.c
+++ b/screen.c
@@ -1,4 +1,4 @@
-/* $Id: screen.c,v 1.22 2007-10-05 17:51:56 nicm Exp $ */
+/* $Id: screen.c,v 1.23 2007-10-12 13:51:44 nicm Exp $ */
 
 /*
  * Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
@@ -43,6 +43,58 @@ void	 screen_fill_lines(
 #define screen_offset_y(py, ny) ((py) + (ny) - 1)
 #define screen_offset_x(px, nx) ((px) + (nx) - 1)
 
+/* Colour to string. */
+const char *
+screen_colourstring(u_char c)
+{
+	switch (c) {
+	case 0:
+		return ("black");
+	case 1:
+		return ("red");
+	case 2:
+		return ("green");
+	case 3:
+		return ("yellow");
+	case 4:
+		return ("blue");
+	case 5:
+		return ("magenta");
+	case 6:
+		return ("cyan");
+	case 7:
+		return ("white");
+	case 8:
+		return ("default");
+	}
+	return (NULL);
+}
+
+/* String to colour. */
+u_char
+screen_stringcolour(const char *s)
+{
+	if (strcasecmp(s, "black") == 0 || (s[0] == '0' && s[1] == '\0'))
+		return (0);
+	if (strcasecmp(s, "red") == 0 || (s[0] == '1' && s[1] == '\0'))
+		return (1);
+	if (strcasecmp(s, "green") == 0 || (s[0] == '2' && s[1] == '\0'))
+		return (2);
+	if (strcasecmp(s, "yellow") == 0 || (s[0] == '3' && s[1] == '\0'))
+		return (3);
+	if (strcasecmp(s, "blue") == 0 || (s[0] == '4' && s[1] == '\0'))
+		return (4);
+	if (strcasecmp(s, "magenta") == 0 || (s[0] == '5' && s[1] == '\0'))
+		return (5);
+	if (strcasecmp(s, "cyan") == 0 || (s[0] == '6' && s[1] == '\0'))
+		return (6);
+	if (strcasecmp(s, "white") == 0 || (s[0] == '7' && s[1] == '\0'))
+		return (7);
+	if (strcasecmp(s, "default") == 0 || (s[0] == '8' && s[1] == '\0'))
+		return (8);
+	return (255);
+}
+
 /* Create a new screen. */
 void
 screen_create(struct screen *s, u_int sx, u_int sy)