Implemented subscript/superscript support in htmlString.

Fixes Cocoanetics#214
qianfg · Sep 6, 2012 · 29e2c6f · 29e2c6f
1 parent ba229fe
commit 29e2c6f
Showing 1 changed file with 30 additions and 0 deletions.
diff --git a/Core/Source/NSAttributedString+DTCoreText.m b/Core/Source/NSAttributedString+DTCoreText.m
@@ -686,6 +686,34 @@ - (NSString *)htmlString
 				}
 			}
 
+			NSNumber *superscript = [attributes objectForKey:(id)kCTSuperscriptAttributeName];
+			if (superscript)
+			{
+				NSInteger style = [superscript integerValue];
+
+				switch (style)
+				{
+					case 1:
+					{
+						fontStyle = [fontStyle stringByAppendingString:@"vertical-align:super;"];
+						break;
+					}
+
+					case -1:
+					{
+						fontStyle = [fontStyle stringByAppendingString:@"vertical-align:sub;"];
+						break;
+					}
+
+					default:
+					{
+						// all other are baseline because we don't support anything else for text
+						fontStyle = [fontStyle stringByAppendingString:@"vertical-align:baseline;"];
+
+						break;
+					}
+				}
+			}
 
 			NSURL *url = [attributes objectForKey:DTLinkAttribute];
 
@@ -738,6 +766,8 @@ - (NSString *)htmlString
 		while ([closingStyles count]);
 	}
 
+	NSLog(@"%@", retString);
+
 	return retString;
 }