NSString+StringSizing

//
//  NSString+StringSizing.m
//  Complete
//
//  Created by Erik Villegas on 8/13/14.
//  Copyright (c) 2014 Complete. All rights reserved.
//

#import "NSString+StringSizing.h"

@implementation NSString (StringSizing)

- (CGFloat) heightUsingFont:(UIFont *) font {
    NSParameterAssert(font);
    return [self sizeConstrainedToWidth:CGFLOAT_MAX height:CGFLOAT_MAX font:font].height;
}

- (CGFloat) widthUsingFont:(UIFont *) font {
    NSParameterAssert(font);
    return [self sizeConstrainedToWidth:CGFLOAT_MAX height:CGFLOAT_MAX font:font].width;
}

- (CGFloat) heightConstrainedToWidth:(CGFloat) width usingFont:(UIFont *) font {
    NSParameterAssert(font);
    return [self sizeConstrainedToWidth:width height:CGFLOAT_MAX font:font].height;
}

- (CGFloat) widthConstrainedToHeight:(CGFloat) height usingFont:(UIFont *) font {
    NSParameterAssert(font);
    return [self sizeConstrainedToWidth:CGFLOAT_MAX height:height font:font].width;
}

- (CGSize) sizeUsingFont:(UIFont *) font {
    NSParameterAssert(font);
    return [self sizeConstrainedToWidth:CGFLOAT_MAX height:CGFLOAT_MAX font:font];
}

- (CGSize) sizeConstrainedToWidth:(CGFloat) width height:(CGFloat) height font:(UIFont *) font {
    NSParameterAssert(font);
    CGSize size = [self boundingRectWithSize:CGSizeMake(width, height) options:NSStringDrawingUsesLineFragmentOrigin attributes:@{NSFontAttributeName : font} context:NULL].size;
    return CGSizeMake(ceilf(size.width), ceilf(size.height));
}


@end