Fix single char emoji range issue.

Yuncong Zhang · Yuncong Zhang · commit a69d0b092bb0 · 2019-06-17T16:57:35.000+08:00
diff --git a/Runtime/ui/txt/emoji.cs b/Runtime/ui/txt/emoji.cs
@@ -255,11 +255,11 @@ public static Rect getUVRect(int code) {
         }
 
         public static bool isSingleCharEmoji(int c) {
-            return (0x2100 <= c && c < 0x3300) || isEmptyEmoji(c);
+            return emojiLookupTable.ContainsKey(c) || isEmptyEmoji(c);
         }
 
         public static bool isSingleCharNonEmptyEmoji(int c) {
-            return 0x2100 <= c && c < 0x3300;
+            return emojiLookupTable.ContainsKey(c);
         }
 
         public static bool isEmptyEmoji(int c) {

Original file line number	Diff line number	Diff line change
`@@ -255,11 +255,11 @@ public static Rect getUVRect(int code) {`
`255`	`255`	`}`
`256`	`256`
`257`	`257`	`public static bool isSingleCharEmoji(int c) {`
`258`		`- return (0x2100 <= c && c < 0x3300) \|\| isEmptyEmoji(c);`
	`258`	`+ return emojiLookupTable.ContainsKey(c) \|\| isEmptyEmoji(c);`
`259`	`259`	`}`
`260`	`260`
`261`	`261`	`public static bool isSingleCharNonEmptyEmoji(int c) {`
`262`		`- return 0x2100 <= c && c < 0x3300;`
	`262`	`+ return emojiLookupTable.ContainsKey(c);`
`263`	`263`	`}`
`264`	`264`
`265`	`265`	`public static bool isEmptyEmoji(int c) {`