diff --git a/src/Nazara/Core/Unicode.cpp b/src/Nazara/Core/Unicode.cpp
index ac72ecc9b..a00abfdac 100644
--- a/src/Nazara/Core/Unicode.cpp
+++ b/src/Nazara/Core/Unicode.cpp
@@ -18,34 +18,348 @@ struct Character
 
 #include <Nazara/Core/UnicodeData.hpp>
 
-#else // Implémentation bidon
+#else // Implémentation supportant la table ASCII
 
 NzUnicode::Category NzUnicode::GetCategory(char32_t character)
 {
-	NazaraUnused(character);
+	switch (character)
+	{
+		case '\x00':
+		case '\x01':
+		case '\x02':
+		case '\x03':
+		case '\x04':
+		case '\x05':
+		case '\x06':
+		case '\x07':
+		case '\x08':
+		case '\x09':
+		case '\x0A':
+		case '\x0B':
+		case '\x0C':
+		case '\x0D':
+		case '\x0E':
+		case '\x0F':
+		case '\x10':
+		case '\x11':
+		case '\x12':
+		case '\x13':
+		case '\x14':
+		case '\x15':
+		case '\x16':
+		case '\x17':
+		case '\x18':
+		case '\x19':
+		case '\x1A':
+		case '\x1B':
+		case '\x1C':
+		case '\x1D':
+		case '\x1E':
+		case '\x1F':
+		case '\x7F':
+			return Category_Other_Control;
+
+		case ' ':
+			return Category_Separator_Space;
+
+		case '!':
+		case '"':
+		case '#':
+		case '$':
+		case '%':
+		case '&':
+		case '\'':
+		case '*':
+		case ',':
+		case '.':
+		case '/':
+		case ':':
+		case ';':
+		case '?':
+		case '@':
+		case '\\':
+			return Category_Punctuation_Other;
+
+		case '(':
+		case '[':
+		case '{':
+			return Category_Punctuation_Open;
+
+		case ')':
+		case '}':
+		case ']':
+			return Category_Punctuation_Close;
+
+		case '+':
+		case '<':
+		case '=':
+		case '>':
+		case '|':
+		case '~':
+			return Category_Symbol_Math;
+
+		case '-':
+			return Category_Punctuation_Dash;
+
+		case '0':
+		case '1':
+		case '2':
+		case '3':
+		case '4':
+		case '5':
+		case '6':
+		case '7':
+		case '8':
+		case '9':
+			return Category_Number_DecimalDigit;
+
+		case 'A':
+		case 'B':
+		case 'C':
+		case 'D':
+		case 'E':
+		case 'F':
+		case 'G':
+		case 'H':
+		case 'I':
+		case 'J':
+		case 'K':
+		case 'L':
+		case 'M':
+		case 'N':
+		case 'O':
+		case 'P':
+		case 'Q':
+		case 'R':
+		case 'S':
+		case 'T':
+		case 'U':
+		case 'V':
+		case 'W':
+		case 'X':
+		case 'Y':
+		case 'Z':
+			return Category_Number_DecimalDigit;
+
+		case '_':
+			return Category_Punctuation_Connector;
+
+		case '^':
+		case '`':
+			return Category_Symbol_Modifier;
+
+		case 'a':
+		case 'b':
+		case 'c':
+		case 'd':
+		case 'e':
+		case 'f':
+		case 'g':
+		case 'h':
+		case 'i':
+		case 'j':
+		case 'k':
+		case 'l':
+		case 'm':
+		case 'n':
+		case 'o':
+		case 'p':
+		case 'q':
+		case 'r':
+		case 's':
+		case 't':
+		case 'u':
+		case 'v':
+		case 'w':
+		case 'x':
+		case 'y':
+		case 'z':
+			return Category_Number_DecimalDigit;
+
+		default:
+			break;
+	}
 
 	return Category_NoCategory;
 }
 
 NzUnicode::Direction NzUnicode::GetDirection(char32_t character)
 {
-	NazaraUnused(character);
+	switch (character)
+	{
+		case '\x00':
+		case '\x01':
+		case '\x02':
+		case '\x03':
+		case '\x04':
+		case '\x05':
+		case '\x06':
+		case '\x07':
+		case '\x08':
+		case '\x0E':
+		case '\x0F':
+		case '\x10':
+		case '\x11':
+		case '\x12':
+		case '\x13':
+		case '\x14':
+		case '\x15':
+		case '\x16':
+		case '\x17':
+		case '\x18':
+		case '\x19':
+		case '\x1A':
+		case '\x1B':
+		case '\x7F':
+			return Direction_Boundary_Neutral;
+
+		case '\x09':
+		case '\x0B':
+		case '\x1F':
+			return Direction_Segment_Separator;
+
+		case '\x0A':
+		case '\x0D':
+		case '\x1C':
+		case '\x1D':
+		case '\x1E':
+			return Direction_Paragraph_Separator;
+
+		case '\x0C':
+		case ' ':
+			return Direction_White_Space;
+
+		case '!':
+		case '"':
+		case '&':
+		case '\'':
+		case '(':
+		case ')':
+		case '*':
+		case ';':
+		case '<':
+		case '=':
+		case '>':
+		case '?':
+		case '@':
+		case '[':
+		case '\\':
+		case ']':
+		case '^':
+		case '_':
+		case '`':
+		case '{':
+		case '|':
+		case '}':
+		case '~':
+			return Direction_Other_Neutral;
+
+		case '#':
+		case '$':
+		case '%':
+			return Direction_European_Terminator;
+
+		case '+':
+		case '-':
+			return Direction_European_Separator;
+
+		case ',':
+		case '.':
+		case '/':
+		case ':':
+			return Direction_Common_Separator;
+
+		case '0':
+		case '1':
+		case '2':
+		case '3':
+		case '4':
+		case '5':
+		case '6':
+		case '7':
+		case '8':
+		case '9':
+			return Direction_European_Number;
+
+		case 'A':
+		case 'B':
+		case 'C':
+		case 'D':
+		case 'E':
+		case 'F':
+		case 'G':
+		case 'H':
+		case 'I':
+		case 'J':
+		case 'K':
+		case 'L':
+		case 'M':
+		case 'N':
+		case 'O':
+		case 'P':
+		case 'Q':
+		case 'R':
+		case 'S':
+		case 'T':
+		case 'U':
+		case 'V':
+		case 'W':
+		case 'X':
+		case 'Y':
+		case 'Z':
+		case 'a':
+		case 'b':
+		case 'c':
+		case 'd':
+		case 'e':
+		case 'f':
+		case 'g':
+		case 'h':
+		case 'i':
+		case 'j':
+		case 'k':
+		case 'l':
+		case 'm':
+		case 'n':
+		case 'o':
+		case 'p':
+		case 'q':
+		case 'r':
+		case 's':
+		case 't':
+		case 'u':
+		case 'v':
+		case 'w':
+		case 'x':
+		case 'y':
+		case 'z':
+			return Direction_Left_To_Right;
+
+		default:
+			break;
+	}
 
 	return Direction_Boundary_Neutral;
 }
 
 char32_t NzUnicode::GetLowercase(char32_t character)
 {
-	return character;
+	if (character >= 'A' && character <= 'Z')
+		return character + ('a' - 'A');
+	else
+		return character;
 }
 
 char32_t NzUnicode::GetTitlecase(char32_t character)
 {
-	return character;
+	return GetUppercase(character);
 }
 
 char32_t NzUnicode::GetUppercase(char32_t character)
 {
-	return character;
+	if (character >= 'a' && character <= 'z')
+		return character + ('A' - 'a');
+	else
+		return character;
 }
 #endif