radar, aux text functions, restore original frustum, documentation update

2 files changed, 39 insertions, 0 deletions

diff --git a/src/auxiliary/functions.cc b/src/auxiliary/functions.cc
index b417a4a..e9861ac 100644
--- a/src/auxiliary/functions.cc
+++ b/src/auxiliary/functions.cc
@@ -64,6 +64,38 @@ size_t text_length(const std::string &text)
 	return len;
 }
 
+const std::string text_strip(const std::string &text)
+{
+	const char *c = text.c_str();
+	std::string r;
+	while (*c) {
+		if (is_color_code(c)) {
+			c++;
+		} else {
+			r += *c;
+		}
+		c++;
+	}
+
+	return r;
+}
+
+const std::string text_strip_lowercase(const std::string &text)
+{
+	const char *c = text.c_str();
+	std::string r;
+	while (*c) {
+		if (is_color_code(c)) {
+			c++;
+		} else {
+			r += tolower(*c);
+		}
+		c++;
+	}
+
+	return r;
+}
+
 const std::string spaces(const std::string &text,size_t n)
 {
 	size_t l = text_length(text);
diff --git a/src/auxiliary/functions.h b/src/auxiliary/functions.h
index 2202b87..90eb2ed 100644
--- a/src/auxiliary/functions.h
+++ b/src/auxiliary/functions.h
@@ -42,6 +42,13 @@ void to_lowercase(std::string &text);
 
 /// return text, converted to lowercase
 const std::string lowercase(const std::string &text);
+
+/// return text, stripped of color codes
+const std::string text_strip(const std::string &text);
+
+/// return text, stripped of color codes and converted to lowercase
+const std::string text_strip_lowercase(const std::string &text);
+
 }
 
 #endif // __INCLUDED_AUX_FUNCTIONS_H__