1 // Copyright 2014 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
5 #import "ui/ios/NSString+CrStringDrawing.h"
7 #include "base/logging.h"
8 #include "ui/ios/uikit_util.h"
10 @implementation NSString (CrStringDrawing)
12 - (CGRect)cr_boundingRectWithSize:(CGSize)size
14 NSDictionary* attributes = font ? @{NSFontAttributeName: font} : @{};
15 return [self boundingRectWithSize:size
16 options:NSStringDrawingUsesLineFragmentOrigin
21 - (CGSize)cr_boundingSizeWithSize:(CGSize)size
23 return [self cr_boundingRectWithSize:size font:font].size;
26 - (CGSize)cr_pixelAlignedSizeWithFont:(UIFont*)font {
27 DCHECK(font) << "|font| can not be nil; it is used as a NSDictionary value";
28 NSDictionary* attributes = @{ NSFontAttributeName : font };
29 return ui::AlignSizeToUpperPixel([self sizeWithAttributes:attributes]);
32 - (CGSize)cr_sizeWithFont:(UIFont*)font {
35 NSDictionary* attributes = @{ NSFontAttributeName : font };
36 CGSize size = [self sizeWithAttributes:attributes];
37 return CGSizeMake(ceil(size.width), ceil(size.height));