Added a text_length() function.

include/tales.h

@@ -97,6 +97,12 @@ typedef struct Font Font;
 */
 void text_configure(struct Font *font, color_t operator);
 
+/*
+	text_length()
+	Computes the length of a string using the currently configured font.
+*/
+size_t text_length(const char *str);
+
 /*
 	dtext()
 	Prints the given string, without any analysis.

src/tales/text_length.c

@@ -0,0 +1,21 @@
+#include <internals/tales.h>
+#include <tales.h>
+
+/*
+	text_length()
+	Computes the length of a string using the currently configured font.
+*/
+size_t text_length(const char *str)
+{
+	if(!str) return 0;
+	size_t len = 0;
+
+	while(*str)
+	{
+		int index = getCharacterIndex(*str);
+		len += font->glyphs[index] >> 24;
+		if(*++str) len++;
+	}
+
+	return len;
+}

version

@@ -1 +1 @@
-beta-0.9-303
+beta-0.9-305