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1 // Copyright 2012 The Chromium Authors. All rights reserved. | 1 // Copyright 2012 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #import <UIKit/UIKit.h> | 5 #import <UIKit/UIKit.h> |
6 | 6 |
7 #import "ios/chrome/browser/ui/image_util.h" | 7 #import "ios/chrome/browser/ui/image_util.h" |
8 | 8 |
9 #include "ui/gfx/color_analysis.h" | 9 #include "ui/gfx/color_analysis.h" |
10 #include "ui/gfx/image/image.h" | 10 #include "ui/gfx/image/image.h" |
11 | 11 |
| 12 #if !defined(__has_feature) || !__has_feature(objc_arc) |
| 13 #error "This file requires ARC support." |
| 14 #endif |
| 15 |
12 UIColor* DominantColorForImage(const gfx::Image& image, CGFloat opacity) { | 16 UIColor* DominantColorForImage(const gfx::Image& image, CGFloat opacity) { |
13 SkColor color = color_utils::CalculateKMeanColorOfBitmap(*image.ToSkBitmap()); | 17 SkColor color = color_utils::CalculateKMeanColorOfBitmap(*image.ToSkBitmap()); |
14 UIColor* result = [UIColor colorWithRed:SkColorGetR(color) / 255.0 | 18 UIColor* result = [UIColor colorWithRed:SkColorGetR(color) / 255.0 |
15 green:SkColorGetG(color) / 255.0 | 19 green:SkColorGetG(color) / 255.0 |
16 blue:SkColorGetB(color) / 255.0 | 20 blue:SkColorGetB(color) / 255.0 |
17 alpha:opacity]; | 21 alpha:opacity]; |
18 return result; | 22 return result; |
19 } | 23 } |
20 | 24 |
21 UIImage* StretchableImageFromUIImage(UIImage* image, | 25 UIImage* StretchableImageFromUIImage(UIImage* image, |
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39 | 43 |
40 UIImage* StretchableImageNamed(NSString* name, | 44 UIImage* StretchableImageNamed(NSString* name, |
41 NSInteger left_cap_width, | 45 NSInteger left_cap_width, |
42 NSInteger top_cap_height) { | 46 NSInteger top_cap_height) { |
43 UIImage* image = [UIImage imageNamed:name]; | 47 UIImage* image = [UIImage imageNamed:name]; |
44 if (!image) | 48 if (!image) |
45 return nil; | 49 return nil; |
46 | 50 |
47 return StretchableImageFromUIImage(image, left_cap_width, top_cap_height); | 51 return StretchableImageFromUIImage(image, left_cap_width, top_cap_height); |
48 } | 52 } |
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