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Add HEX color support (using the format &#000000)

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filoghost 2020-11-03 15:23:53 +01:00
parent 51d63c282d
commit 6830699b48
1 changed files with 69 additions and 2 deletions
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69
Config/src/main/java/com/gmail/filoghost/holographicdisplays/disk/StringConverter.java
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@ -14,18 +14,85 @@
*/
package com.gmail.filoghost.holographicdisplays.disk;
import com.gmail.filoghost.holographicdisplays.util.Utils;
import org.bukkit.ChatColor;
public class StringConverter {
private static final boolean HEX_CHAT_COLORS_ENABLED = Utils.classExists("org.bukkit.entity.Strider");
private static final int HEX_COLOR_LENGTH = 6;
public static String toReadableFormat(String input) {
if (input == null) {
return null;
}
input = UnicodeSymbols.placeholdersToSymbols(input);
input = ChatColor.translateAlternateColorCodes('&', input);
input = addColors(input);
return input;
}
public static String addColors(String input) {
if (!input.contains("&")) {
return input;
}
StringBuilder output = new StringBuilder(input.length());
for (int i = 0; i < input.length(); i++) {
char current = input.charAt(i);
if (current == '&' && i + 1 < input.length()) {
char next = input.charAt(i + 1);
if (next == '#' && HEX_CHAT_COLORS_ENABLED && isValidHexColor(input, i + 2)) {
output.append(ChatColor.COLOR_CHAR);
output.append('x');
for (int j = 0; j < HEX_COLOR_LENGTH; j++) {
output.append(ChatColor.COLOR_CHAR);
output.append(Character.toLowerCase(input.charAt(i + 2 + j)));
}
i += 1 + HEX_COLOR_LENGTH; // Skip '#' and hex string, which are already converted and added
} else if (isColorCode(next)) {
output.append(ChatColor.COLOR_CHAR);
output.append(Character.toLowerCase(next));
i++; // Skip next character, which is already added
} else {
output.append(current);
}
} else {
output.append(current);
}
}
return output.toString();
}
private static boolean isValidHexColor(String input, int startIndex) {
if (input.length() - startIndex < HEX_COLOR_LENGTH) {
return false;
}
for (int i = 0; i < HEX_COLOR_LENGTH; i++) {
if (!isHexCode(input.charAt(startIndex + i))) {
return false;
}
}
return true;
}
private static boolean isHexCode(char c) {
return "0123456789AaBbCcDdEeFf".indexOf(c) > -1;
}
private static boolean isColorCode(char c) {
return "0123456789AaBbCcDdEeFfKkLlMmNnOoRr".indexOf(c) > -1;
}
}