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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 #include "ui/base/resource/resource_bundle.h" | 5 #include "ui/base/resource/resource_bundle.h" |
6 | 6 |
7 #import <QuartzCore/QuartzCore.h> | 7 #import <QuartzCore/QuartzCore.h> |
8 #import <UIKit/UIKit.h> | 8 #import <UIKit/UIKit.h> |
9 | 9 |
10 #include "base/basictypes.h" | 10 #include "base/basictypes.h" |
11 #include "base/file_util.h" | 11 #include "base/file_util.h" |
12 #include "base/files/file_path.h" | 12 #include "base/files/file_path.h" |
13 #include "base/mac/bundle_locations.h" | 13 #include "base/mac/bundle_locations.h" |
14 #include "base/mac/foundation_util.h" | 14 #include "base/mac/foundation_util.h" |
| 15 #include "base/mac/scoped_nsobject.h" |
15 #include "base/memory/ref_counted_memory.h" | 16 #include "base/memory/ref_counted_memory.h" |
16 #include "base/memory/scoped_nsobject.h" | 17 #include "base/strings/sys_string_conversions.h" |
17 #include "base/synchronization/lock.h" | 18 #include "base/synchronization/lock.h" |
18 #include "base/strings/sys_string_conversions.h" | |
19 #include "ui/base/resource/resource_handle.h" | 19 #include "ui/base/resource/resource_handle.h" |
20 #include "ui/gfx/image/image.h" | 20 #include "ui/gfx/image/image.h" |
21 | 21 |
22 namespace ui { | 22 namespace ui { |
23 | 23 |
24 namespace { | 24 namespace { |
25 | 25 |
26 base::FilePath GetResourcesPakFilePath(NSString* name, NSString* mac_locale) { | 26 base::FilePath GetResourcesPakFilePath(NSString* name, NSString* mac_locale) { |
27 NSString *resource_path; | 27 NSString *resource_path; |
28 if ([mac_locale length]) { | 28 if ([mac_locale length]) { |
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113 | 113 |
114 scoped_refptr<base::RefCountedStaticMemory> data( | 114 scoped_refptr<base::RefCountedStaticMemory> data( |
115 LoadDataResourceBytesForScale(resource_id, scale_factor)); | 115 LoadDataResourceBytesForScale(resource_id, scale_factor)); |
116 | 116 |
117 if (!data.get()) { | 117 if (!data.get()) { |
118 LOG(WARNING) << "Unable to load image with id " << resource_id; | 118 LOG(WARNING) << "Unable to load image with id " << resource_id; |
119 return GetEmptyImage(); | 119 return GetEmptyImage(); |
120 } | 120 } |
121 | 121 |
122 // Create a data object from the raw bytes. | 122 // Create a data object from the raw bytes. |
123 scoped_nsobject<NSData> ns_data( | 123 base::scoped_nsobject<NSData> ns_data( |
124 [[NSData alloc] initWithBytes:data->front() length:data->size()]); | 124 [[NSData alloc] initWithBytes:data->front() length:data->size()]); |
125 | 125 |
126 bool is_fallback = PNGContainsFallbackMarker(data->front(), data->size()); | 126 bool is_fallback = PNGContainsFallbackMarker(data->front(), data->size()); |
127 // Create the image from the data. | 127 // Create the image from the data. |
128 CGFloat target_scale = ui::GetScaleFactorScale(scale_factor); | 128 CGFloat target_scale = ui::GetScaleFactorScale(scale_factor); |
129 CGFloat source_scale = is_fallback ? 1.0 : target_scale; | 129 CGFloat source_scale = is_fallback ? 1.0 : target_scale; |
130 scoped_nsobject<UIImage> ui_image( | 130 base::scoped_nsobject<UIImage> ui_image( |
131 [[UIImage alloc] initWithData:ns_data scale:source_scale]); | 131 [[UIImage alloc] initWithData:ns_data scale:source_scale]); |
132 | 132 |
133 // If the image is a 1x fallback, scale it up to a full-size representation. | 133 // If the image is a 1x fallback, scale it up to a full-size representation. |
134 if (is_fallback) { | 134 if (is_fallback) { |
135 CGSize source_size = [ui_image size]; | 135 CGSize source_size = [ui_image size]; |
136 CGSize target_size = CGSizeMake(source_size.width * target_scale, | 136 CGSize target_size = CGSizeMake(source_size.width * target_scale, |
137 source_size.height * target_scale); | 137 source_size.height * target_scale); |
138 base::ScopedCFTypeRef<CGColorSpaceRef> color_space( | 138 base::ScopedCFTypeRef<CGColorSpaceRef> color_space( |
139 CGColorSpaceCreateDeviceRGB()); | 139 CGColorSpaceCreateDeviceRGB()); |
140 base::ScopedCFTypeRef<CGContextRef> context(CGBitmapContextCreate( | 140 base::ScopedCFTypeRef<CGContextRef> context(CGBitmapContextCreate( |
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180 | 180 |
181 // Another thread raced the load and has already cached the image. | 181 // Another thread raced the load and has already cached the image. |
182 if (images_.count(resource_id)) | 182 if (images_.count(resource_id)) |
183 return images_[resource_id]; | 183 return images_[resource_id]; |
184 | 184 |
185 images_[resource_id] = image; | 185 images_[resource_id] = image; |
186 return images_[resource_id]; | 186 return images_[resource_id]; |
187 } | 187 } |
188 | 188 |
189 } // namespace ui | 189 } // namespace ui |
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