- UIFont *font = [UIFont systemFontOfSize:12];
- CGSize size = [text sizeWithFont:font constrainedToSize:CGSizeMake(150.0f, 1000.0f) lineBreakMode:UILineBreakModeCharacterWrap];
- 获取字符串在指定的size内(宽度超过150,则换行)所需的的实际高度和宽度.
- 将获取的宽度和高度用于UILabel
-
UILabel *bubbleText = [[UILabel alloc] initWithFrame:CGRectMake(21.0f, 14.0f, size.width+10, size.height+10)];
-
bubbleText.backgroundColor = [UIColor clearColor];
-
bubbleText.font = font;
-
bubbleText.numberOfLines = 0;
-
bubbleText.lineBreakMode = UILineBreakModeCharacterWrap;
-
-
bubbleText.text = text;
posted on
2012-04-24 23:05
chivas
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