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| // | |
| // UITextView+Dimensions.h | |
| // | |
| // Created by Justin Driscoll on 1/6/12. | |
| // | |
| #import <UIKit/UIKit.h> | |
| @interface UITextView (Dimensions) | |
| + (CGFloat)heightWithText:(NSString *)text font:(UIFont *)font atWidth:(CGFloat)width; | |
| @end |
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| // | |
| // UITextView+Dimensions.m | |
| // | |
| // Created by Justin Driscoll on 1/6/12. | |
| // | |
| #import "UITextView+Dimensions.h" | |
| // This represents the total vertical and horizontal padding applied to the text. | |
| // We have to subtract this from our original width and add it to the resulting | |
| // height to get the correct dimensions. | |
| static const CGFloat marginAdjustment = 16.0; | |
| @implementation UITextView (Dimensions) | |
| + (CGFloat)heightWithText:(NSString *)text font:(UIFont *)font atWidth:(CGFloat)width | |
| { | |
| CGSize bounds = CGSizeMake(width - marginAdjustment, CGFLOAT_MAX); | |
| CGSize size = [text sizeWithFont:font | |
| constrainedToSize:bounds | |
| lineBreakMode:NSLineBreakByWordWrapping]; | |
| return size.height + marginAdjustment; | |
| } | |
| @end |
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update for ios 7?