Modernize barracks pilot-stats line storage

code/graphics/software/font.cpp

@@ -606,6 +606,15 @@ namespace font
 		return w;
 	}
 
+	int force_fit_string(SCP_string &str, size_t max_str_len, int max_width, float scale)
+	{
+		// the char* overload only ever shortens the string, so operating on the buffer
+		// in-place and resizing to the new length afterward is safe
+		int width = force_fit_string(str.data(), max_str_len, max_width, scale);
+		str.resize(strlen(str.c_str()));
+		return width;
+	}
+
 	void stuff_first(SCP_string &firstFont)
 	{
 		try

code/graphics/software/font.h

@@ -33,6 +33,17 @@ namespace font
 	*/
 	int force_fit_string(char *str, size_t max_str_len, int max_width, float scale = 1.0f);
 
+	/**
+	* Crops a string if required to force it to not exceed max_width pixels when printed.
+	* Does this by dropping characters at the end of the string and adding '...' to the end.
+	*
+	* @param str		string to crop.  Modifies this string directly
+	* @param max_str_len	max characters allowed in str (not including \0)
+	* @param max_width number of pixels to limit string to (less than or equal to).
+	* @return			The width of the string
+	*/
+	int force_fit_string(SCP_string &str, size_t max_str_len, int max_width, float scale = 1.0f);
+
 	/**
 	* @brief Inites the font system
 	*