Common: Added longestLine and longestWord

src/common/text.cpp

@@ -26,6 +26,7 @@
 
 #include <cmake.h>
 #include <text.h>
+#include <utf8.h>
 #include <iomanip>
 #include <math.h>
 
@@ -47,6 +48,60 @@ std::vector <std::string> split (const std::string& input, const char delimiter)
   return results;
 }
 
+////////////////////////////////////////////////////////////////////////////////
+int longestWord (const std::string& input)
+{
+  int longest = 0;
+  int length = 0;
+  std::string::size_type i = 0;
+  int character;
+
+  while ((character = utf8_next_char (input, i)))
+  {
+    if (character == ' ')
+    {
+      if (length > longest)
+        longest = length;
+
+      length = 0;
+    }
+    else
+      length += mk_wcwidth (character);
+  }
+
+  if (length > longest)
+    longest = length;
+
+  return longest;
+}
+
+////////////////////////////////////////////////////////////////////////////////
+int longestLine (const std::string& input)
+{
+  int longest = 0;
+  int length = 0;
+  std::string::size_type i = 0;
+  int character;
+
+  while ((character = utf8_next_char (input, i)))
+  {
+    if (character == '\n')
+    {
+      if (length > longest)
+        longest = length;
+
+      length = 0;
+    }
+    else
+      length += mk_wcwidth (character);
+  }
+
+  if (length > longest)
+    longest = length;
+
+  return longest;
+}
+
 ////////////////////////////////////////////////////////////////////////////////
 const std::string format (std::string& value)
 {

src/common/text.h

@@ -34,6 +34,8 @@
 
 // text.cpp, Non-UTF-8 aware.
 std::vector <std::string> split (const std::string&, const char);
+int longestWord (const std::string&);
+int longestLine (const std::string&);
 const std::string format (std::string&);
 const std::string format (const char*);
 const std::string formatHex (int);