OLD | NEW |
1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 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 "chrome/browser/extensions/image_loading_tracker.h" | 5 #include "chrome/browser/extensions/image_loading_tracker.h" |
6 | 6 |
7 #include <string> | 7 #include <string> |
8 #include <vector> | 8 #include <vector> |
9 | 9 |
10 #include "base/bind.h" | 10 #include "base/bind.h" |
11 #include "base/file_util.h" | 11 #include "base/file_util.h" |
12 #include "chrome/browser/ui/webui/extensions/extension_icon_source.h" | 12 #include "chrome/browser/ui/webui/extensions/extension_icon_source.h" |
13 #include "chrome/common/chrome_notification_types.h" | 13 #include "chrome/common/chrome_notification_types.h" |
14 #include "chrome/common/extensions/extension.h" | 14 #include "chrome/common/extensions/extension.h" |
15 #include "chrome/common/extensions/extension_constants.h" | 15 #include "chrome/common/extensions/extension_constants.h" |
16 #include "chrome/common/extensions/extension_resource.h" | 16 #include "chrome/common/extensions/extension_resource.h" |
17 #include "content/public/browser/browser_thread.h" | 17 #include "content/public/browser/browser_thread.h" |
18 #include "content/public/browser/notification_service.h" | 18 #include "content/public/browser/notification_service.h" |
19 #include "grit/component_extension_resources_map.h" | 19 #include "grit/component_extension_resources_map.h" |
20 #include "grit/theme_resources.h" | 20 #include "grit/theme_resources.h" |
21 #include "skia/ext/image_operations.h" | 21 #include "skia/ext/image_operations.h" |
22 #include "third_party/skia/include/core/SkBitmap.h" | 22 #include "third_party/skia/include/core/SkBitmap.h" |
| 23 #include "ui/base/resource/resource_bundle.h" |
23 #include "ui/gfx/image/image.h" | 24 #include "ui/gfx/image/image.h" |
24 #include "ui/gfx/image/image_skia.h" | |
25 #include "ui/gfx/image/image_skia_rep.h" | 25 #include "ui/gfx/image/image_skia_rep.h" |
26 #include "webkit/glue/image_decoder.h" | 26 #include "webkit/glue/image_decoder.h" |
27 | 27 |
28 using content::BrowserThread; | 28 using content::BrowserThread; |
29 using extensions::Extension; | 29 using extensions::Extension; |
30 | 30 |
| 31 namespace { |
| 32 |
| 33 struct ComponentExtensionResource { |
| 34 const char* extension_id; |
| 35 const int resource_id; |
| 36 }; |
| 37 |
| 38 const ComponentExtensionResource kSpecialComponentExtensionResources[] = { |
| 39 { extension_misc::kWebStoreAppId, IDR_WEBSTORE_ICON }, |
| 40 { extension_misc::kChromeAppId, IDR_PRODUCT_LOGO_128 }, |
| 41 }; |
| 42 |
| 43 // Finds special component extension resource id for given extension id. |
| 44 bool FindSpecialExtensionResourceId(const std::string& extension_id, |
| 45 int* out_resource_id) { |
| 46 for (size_t i = 0; i < arraysize(kSpecialComponentExtensionResources); ++i) { |
| 47 if (extension_id == kSpecialComponentExtensionResources[i].extension_id) { |
| 48 if (out_resource_id) |
| 49 *out_resource_id = kSpecialComponentExtensionResources[i].resource_id; |
| 50 return true; |
| 51 } |
| 52 } |
| 53 |
| 54 return false; |
| 55 } |
| 56 |
| 57 bool ShouldResizeImageRepresentation( |
| 58 ImageLoadingTracker::ImageRepresentation::ResizeCondition resize_method, |
| 59 const gfx::Size& decoded_size, |
| 60 const gfx::Size& desired_size) { |
| 61 switch (resize_method) { |
| 62 case ImageLoadingTracker::ImageRepresentation::ALWAYS_RESIZE: |
| 63 return decoded_size != desired_size; |
| 64 case ImageLoadingTracker::ImageRepresentation::RESIZE_WHEN_LARGER: |
| 65 return decoded_size.width() > desired_size.width() || |
| 66 decoded_size.height() > desired_size.height(); |
| 67 default: |
| 68 NOTREACHED(); |
| 69 return false; |
| 70 } |
| 71 } |
| 72 |
| 73 } // namespace |
| 74 |
31 //////////////////////////////////////////////////////////////////////////////// | 75 //////////////////////////////////////////////////////////////////////////////// |
32 // ImageLoadingTracker::Observer | 76 // ImageLoadingTracker::Observer |
33 | 77 |
34 ImageLoadingTracker::Observer::~Observer() {} | 78 ImageLoadingTracker::Observer::~Observer() {} |
35 | 79 |
36 //////////////////////////////////////////////////////////////////////////////// | 80 //////////////////////////////////////////////////////////////////////////////// |
37 // ImageLoadingTracker::ImageInfo | 81 // ImageLoadingTracker::ImageRepresentation |
38 | 82 |
39 ImageLoadingTracker::ImageInfo::ImageInfo( | 83 ImageLoadingTracker::ImageRepresentation::ImageRepresentation( |
40 const ExtensionResource& resource, gfx::Size max_size) | 84 const ExtensionResource& resource, |
41 : resource(resource), max_size(max_size) { | 85 ResizeCondition resize_method, |
| 86 const gfx::Size& desired_size, |
| 87 ui::ScaleFactor scale_factor) |
| 88 : resource(resource), |
| 89 resize_method(resize_method), |
| 90 desired_size(desired_size), |
| 91 scale_factor(scale_factor) { |
42 } | 92 } |
43 | 93 |
44 ImageLoadingTracker::ImageInfo::~ImageInfo() { | 94 ImageLoadingTracker::ImageRepresentation::~ImageRepresentation() { |
45 } | 95 } |
46 | 96 |
47 //////////////////////////////////////////////////////////////////////////////// | 97 //////////////////////////////////////////////////////////////////////////////// |
48 // ImageLoadingTracker::PendingLoadInfo | 98 // ImageLoadingTracker::PendingLoadInfo |
49 | 99 |
50 ImageLoadingTracker::PendingLoadInfo::PendingLoadInfo() | 100 ImageLoadingTracker::PendingLoadInfo::PendingLoadInfo() |
51 : extension(NULL), | 101 : extension(NULL), |
52 cache(CACHE), | 102 cache(CACHE), |
53 pending_count(0) { | 103 pending_count(0) { |
54 } | 104 } |
55 | 105 |
56 ImageLoadingTracker::PendingLoadInfo::~PendingLoadInfo() {} | 106 ImageLoadingTracker::PendingLoadInfo::~PendingLoadInfo() {} |
57 | 107 |
58 //////////////////////////////////////////////////////////////////////////////// | 108 //////////////////////////////////////////////////////////////////////////////// |
59 // ImageLoadingTracker::ImageLoader | 109 // ImageLoadingTracker::ImageLoader |
60 | 110 |
61 // A RefCounted class for loading images on the File thread and reporting back | 111 // A RefCounted class for loading bitmaps/image reps on the File thread and |
62 // on the UI thread. | 112 // reporting back on the UI thread. |
63 class ImageLoadingTracker::ImageLoader | 113 class ImageLoadingTracker::ImageLoader |
64 : public base::RefCountedThreadSafe<ImageLoader> { | 114 : public base::RefCountedThreadSafe<ImageLoader> { |
65 public: | 115 public: |
66 explicit ImageLoader(ImageLoadingTracker* tracker) | 116 explicit ImageLoader(ImageLoadingTracker* tracker) |
67 : tracker_(tracker) { | 117 : tracker_(tracker) { |
68 CHECK(BrowserThread::GetCurrentThreadIdentifier(&callback_thread_id_)); | 118 CHECK(BrowserThread::GetCurrentThreadIdentifier(&callback_thread_id_)); |
69 DCHECK(!BrowserThread::CurrentlyOn(BrowserThread::FILE)); | 119 DCHECK(!BrowserThread::CurrentlyOn(BrowserThread::FILE)); |
70 } | 120 } |
71 | 121 |
72 // Lets this class know that the tracker is no longer interested in the | 122 // Lets this class know that the tracker is no longer interested in the |
73 // results. | 123 // results. |
74 void StopTracking() { | 124 void StopTracking() { |
75 tracker_ = NULL; | 125 tracker_ = NULL; |
76 } | 126 } |
77 | 127 |
78 // Instructs the loader to load a task on the File thread. | 128 // Instructs the loader to load a task on the File thread. |
79 void LoadImage(const ExtensionResource& resource, | 129 void LoadImage(const ImageRepresentation& image_info, int id) { |
80 const gfx::Size& max_size, | 130 DCHECK(BrowserThread::CurrentlyOn(callback_thread_id_)); |
81 int id) { | |
82 DCHECK(!BrowserThread::CurrentlyOn(BrowserThread::FILE)); | |
83 BrowserThread::PostTask( | 131 BrowserThread::PostTask( |
84 BrowserThread::FILE, FROM_HERE, | 132 BrowserThread::FILE, FROM_HERE, |
85 base::Bind(&ImageLoader::LoadOnFileThread, this, resource, | 133 base::Bind(&ImageLoader::LoadOnFileThread, this, image_info, id)); |
86 max_size, id)); | |
87 } | 134 } |
88 | 135 |
89 void LoadOnFileThread(const ExtensionResource& resource, | 136 void LoadOnFileThread(const ImageRepresentation& image_info, int id) { |
90 const gfx::Size& max_size, | |
91 int id) { | |
92 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::FILE)); | 137 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::FILE)); |
93 | 138 |
94 // Read the file from disk. | 139 // Read the file from disk. |
95 std::string file_contents; | 140 std::string file_contents; |
96 FilePath path = resource.GetFilePath(); | 141 FilePath path = image_info.resource.GetFilePath(); |
97 if (path.empty() || !file_util::ReadFileToString(path, &file_contents)) { | 142 if (path.empty() || !file_util::ReadFileToString(path, &file_contents)) { |
98 ReportBack(NULL, resource, gfx::Size(), id); | 143 ReportBack(NULL, image_info, gfx::Size(), id, false); |
99 return; | 144 return; |
100 } | 145 } |
101 | 146 |
102 // Decode the image using WebKit's image decoder. | 147 // Decode the bitmap using WebKit's image decoder. |
103 const unsigned char* data = | 148 const unsigned char* data = |
104 reinterpret_cast<const unsigned char*>(file_contents.data()); | 149 reinterpret_cast<const unsigned char*>(file_contents.data()); |
105 webkit_glue::ImageDecoder decoder; | 150 webkit_glue::ImageDecoder decoder; |
106 scoped_ptr<SkBitmap> decoded(new SkBitmap()); | 151 scoped_ptr<SkBitmap> decoded(new SkBitmap()); |
107 // Note: This class only decodes images from extension resources. Chrome | 152 // Note: This class only decodes bitmaps from extension resources. Chrome |
108 // doesn't (for security reasons) directly load extension resources provided | 153 // doesn't (for security reasons) directly load extension resources provided |
109 // by the extension author, but instead decodes them in a separate | 154 // by the extension author, but instead decodes them in a separate |
110 // locked-down utility process. Only if the decoding succeeds is the image | 155 // locked-down utility process. Only if the decoding succeeds is the image |
111 // saved from memory to disk and subsequently used in the Chrome UI. | 156 // saved from memory to disk and subsequently used in the Chrome UI. |
112 // Chrome is therefore decoding images here that were generated by Chrome. | 157 // Chrome is therefore decoding bitmaps here that were generated by Chrome. |
113 *decoded = decoder.Decode(data, file_contents.length()); | 158 *decoded = decoder.Decode(data, file_contents.length()); |
114 if (decoded->empty()) { | 159 if (decoded->empty()) { |
115 ReportBack(NULL, resource, gfx::Size(), id); | 160 ReportBack(NULL, image_info, gfx::Size(), id, false); |
116 return; // Unable to decode. | 161 return; // Unable to decode. |
117 } | 162 } |
118 | 163 |
119 gfx::Size original_size(decoded->width(), decoded->height()); | 164 gfx::Size original_size(decoded->width(), decoded->height()); |
120 | 165 if (ShouldResizeImageRepresentation(image_info.resize_method, |
121 if (decoded->width() > max_size.width() || | 166 original_size, |
122 decoded->height() > max_size.height()) { | 167 image_info.desired_size)) { |
123 // The bitmap is too big, re-sample. | |
124 *decoded = skia::ImageOperations::Resize( | 168 *decoded = skia::ImageOperations::Resize( |
125 *decoded, skia::ImageOperations::RESIZE_LANCZOS3, | 169 *decoded, skia::ImageOperations::RESIZE_LANCZOS3, |
126 max_size.width(), max_size.height()); | 170 image_info.desired_size.width(), image_info.desired_size.height()); |
127 } | 171 } |
128 | 172 |
129 ReportBack(decoded.release(), resource, original_size, id); | 173 ReportBack(decoded.release(), image_info, original_size, id, |
| 174 true /* delete bitmap */); |
130 } | 175 } |
131 | 176 |
132 // Instructs the loader to load a resource on the File thread. | 177 // Instructs the loader to load a resource on the File thread. |
133 void LoadResource(const ExtensionResource& resource, | 178 void LoadResource(const ImageRepresentation& image_info, |
134 const gfx::Size& max_size, | |
135 int id, | 179 int id, |
136 int resource_id) { | 180 int resource_id) { |
137 DCHECK(!BrowserThread::CurrentlyOn(BrowserThread::FILE)); | 181 DCHECK(BrowserThread::CurrentlyOn(callback_thread_id_)); |
138 BrowserThread::PostTask( | 182 BrowserThread::PostTask( |
139 BrowserThread::FILE, FROM_HERE, | 183 BrowserThread::FILE, FROM_HERE, |
140 base::Bind(&ImageLoader::LoadResourceOnFileThread, this, resource, | 184 base::Bind(&ImageLoader::LoadResourceOnFileThread, this, image_info, |
141 max_size, id, resource_id)); | 185 id, resource_id)); |
142 } | 186 } |
143 | 187 |
144 void LoadResourceOnFileThread(const ExtensionResource& resource, | 188 void LoadResourceOnFileThread(const ImageRepresentation& image_info, |
145 const gfx::Size& max_size, | |
146 int id, | 189 int id, |
147 int resource_id) { | 190 int resource_id) { |
148 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::FILE)); | 191 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::FILE)); |
149 SkBitmap* image = ExtensionIconSource::LoadImageByResourceId( | 192 const SkBitmap* bitmap = ResourceBundle::GetSharedInstance().GetImageNamed( |
150 resource_id); | 193 resource_id).ToSkBitmap(); |
151 ReportBack(image, resource, max_size, id); | 194 ReportBack(bitmap, image_info, image_info.desired_size, id, |
| 195 false /* don't delete bitmap */); |
152 } | 196 } |
153 | 197 |
154 void ReportBack(SkBitmap* image, const ExtensionResource& resource, | 198 void ReportBack(const SkBitmap* bitmap, const ImageRepresentation& image_info, |
155 const gfx::Size& original_size, int id) { | 199 const gfx::Size& original_size, int id, bool delete_bitmap) { |
156 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::FILE)); | 200 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::FILE)); |
157 | 201 |
158 BrowserThread::PostTask( | 202 BrowserThread::PostTask( |
159 callback_thread_id_, FROM_HERE, | 203 callback_thread_id_, FROM_HERE, |
160 base::Bind(&ImageLoader::ReportOnUIThread, this, | 204 base::Bind(&ImageLoader::ReportOnCallingThread, this, |
161 image, resource, original_size, id)); | 205 bitmap, image_info, original_size, id, delete_bitmap)); |
162 } | 206 } |
163 | 207 |
164 void ReportOnUIThread(SkBitmap* image, const ExtensionResource& resource, | 208 void ReportOnCallingThread(const SkBitmap* bitmap, |
165 const gfx::Size& original_size, int id) { | 209 const ImageRepresentation& image_info, |
166 DCHECK(!BrowserThread::CurrentlyOn(BrowserThread::FILE)); | 210 const gfx::Size& original_size, |
| 211 int id, |
| 212 bool delete_bitmap) { |
| 213 DCHECK(BrowserThread::CurrentlyOn(callback_thread_id_)); |
167 | 214 |
168 if (tracker_) | 215 if (tracker_) |
169 tracker_->OnImageLoaded(image, resource, original_size, id, true); | 216 tracker_->OnBitmapLoaded(bitmap, image_info, original_size, id, true); |
170 | 217 |
171 delete image; | 218 if (bitmap && delete_bitmap) |
| 219 delete bitmap; |
172 } | 220 } |
173 | 221 |
174 private: | 222 private: |
175 friend class base::RefCountedThreadSafe<ImageLoader>; | 223 friend class base::RefCountedThreadSafe<ImageLoader>; |
176 ~ImageLoader() {} | 224 ~ImageLoader() {} |
177 | 225 |
178 // The tracker we are loading the image for. If NULL, it means the tracker is | 226 // The tracker we are loading the bitmap for. If NULL, it means the tracker is |
179 // no longer interested in the reply. | 227 // no longer interested in the reply. |
180 ImageLoadingTracker* tracker_; | 228 ImageLoadingTracker* tracker_; |
181 | 229 |
182 // The thread that we need to call back on to report that we are done. | 230 // The thread that we need to call back on to report that we are done. |
183 BrowserThread::ID callback_thread_id_; | 231 BrowserThread::ID callback_thread_id_; |
184 | 232 |
185 DISALLOW_COPY_AND_ASSIGN(ImageLoader); | 233 DISALLOW_COPY_AND_ASSIGN(ImageLoader); |
186 }; | 234 }; |
187 | 235 |
188 //////////////////////////////////////////////////////////////////////////////// | 236 //////////////////////////////////////////////////////////////////////////////// |
(...skipping 10 matching lines...) Expand all Loading... |
199 // The loader is created lazily and is NULL if the tracker is destroyed before | 247 // The loader is created lazily and is NULL if the tracker is destroyed before |
200 // any valid image load tasks have been posted. | 248 // any valid image load tasks have been posted. |
201 if (loader_) | 249 if (loader_) |
202 loader_->StopTracking(); | 250 loader_->StopTracking(); |
203 } | 251 } |
204 | 252 |
205 void ImageLoadingTracker::LoadImage(const Extension* extension, | 253 void ImageLoadingTracker::LoadImage(const Extension* extension, |
206 const ExtensionResource& resource, | 254 const ExtensionResource& resource, |
207 const gfx::Size& max_size, | 255 const gfx::Size& max_size, |
208 CacheParam cache) { | 256 CacheParam cache) { |
209 std::vector<ImageInfo> info_list; | 257 std::vector<ImageRepresentation> info_list; |
210 info_list.push_back(ImageInfo(resource, max_size)); | 258 info_list.push_back(ImageRepresentation( |
| 259 resource, |
| 260 ImageRepresentation::RESIZE_WHEN_LARGER, |
| 261 max_size, |
| 262 ui::SCALE_FACTOR_100P)); |
211 LoadImages(extension, info_list, cache); | 263 LoadImages(extension, info_list, cache); |
212 } | 264 } |
213 | 265 |
214 void ImageLoadingTracker::LoadImages(const Extension* extension, | 266 void ImageLoadingTracker::LoadImages( |
215 const std::vector<ImageInfo>& info_list, | 267 const Extension* extension, |
216 CacheParam cache) { | 268 const std::vector<ImageRepresentation>& info_list, |
| 269 CacheParam cache) { |
217 PendingLoadInfo load_info; | 270 PendingLoadInfo load_info; |
218 load_info.extension = extension; | 271 load_info.extension = extension; |
219 load_info.cache = cache; | 272 load_info.cache = cache; |
220 load_info.extension_id = extension->id(); | 273 load_info.extension_id = extension->id(); |
221 load_info.pending_count = info_list.size(); | 274 load_info.pending_count = info_list.size(); |
222 int id = next_id_++; | 275 int id = next_id_++; |
223 load_map_[id] = load_info; | 276 load_map_[id] = load_info; |
224 | 277 |
225 for (std::vector<ImageInfo>::const_iterator it = info_list.begin(); | 278 for (std::vector<ImageRepresentation>::const_iterator it = info_list.begin(); |
226 it != info_list.end(); ++it) { | 279 it != info_list.end(); ++it) { |
| 280 int resource_id = -1; |
| 281 |
227 // Load resources for special component extensions. | 282 // Load resources for special component extensions. |
228 if (load_info.extension_id == extension_misc::kWebStoreAppId) { | 283 if (FindSpecialExtensionResourceId(load_info.extension_id, &resource_id)) { |
229 if (!loader_) | 284 if (!loader_) |
230 loader_ = new ImageLoader(this); | 285 loader_ = new ImageLoader(this); |
231 loader_->LoadResource(it->resource, it->max_size, id, IDR_WEBSTORE_ICON); | 286 loader_->LoadResource(*it, id, resource_id); |
232 continue; | |
233 } else if (load_info.extension_id == extension_misc::kChromeAppId) { | |
234 if (!loader_) | |
235 loader_ = new ImageLoader(this); | |
236 loader_->LoadResource(it->resource, | |
237 it->max_size, | |
238 id, | |
239 IDR_PRODUCT_LOGO_128); | |
240 continue; | 287 continue; |
241 } | 288 } |
242 | 289 |
243 // If we don't have a path we don't need to do any further work, just | 290 // If we don't have a path we don't need to do any further work, just |
244 // respond back. | 291 // respond back. |
245 if (it->resource.relative_path().empty()) { | 292 if (it->resource.relative_path().empty()) { |
246 OnImageLoaded(NULL, it->resource, it->max_size, id, false); | 293 OnBitmapLoaded(NULL, *it, it->desired_size, id, false); |
247 continue; | 294 continue; |
248 } | 295 } |
249 | 296 |
250 DCHECK(extension->path() == it->resource.extension_root()); | 297 DCHECK(extension->path() == it->resource.extension_root()); |
251 | 298 |
252 // See if the extension has the image already. | 299 // See if the extension has the bitmap already. |
253 if (extension->HasCachedImage(it->resource, it->max_size)) { | 300 if (extension->HasCachedImage(it->resource, it->desired_size)) { |
254 SkBitmap image = extension->GetCachedImage(it->resource, it->max_size); | 301 SkBitmap bitmap = extension->GetCachedImage(it->resource, |
255 OnImageLoaded(&image, it->resource, it->max_size, id, false); | 302 it->desired_size); |
| 303 OnBitmapLoaded(&bitmap, *it, it->desired_size, id, false); |
256 continue; | 304 continue; |
257 } | 305 } |
258 | 306 |
259 // Instruct the ImageLoader to load this on the File thread. LoadImage and | 307 // Instruct the ImageLoader to load this on the File thread. LoadImage and |
260 // LoadResource do not block. | 308 // LoadResource do not block. |
261 if (!loader_) | 309 if (!loader_) |
262 loader_ = new ImageLoader(this); | 310 loader_ = new ImageLoader(this); |
263 | 311 |
264 int resource_id; | |
265 if (IsComponentExtensionResource(extension, it->resource, resource_id)) | 312 if (IsComponentExtensionResource(extension, it->resource, resource_id)) |
266 loader_->LoadResource(it->resource, it->max_size, id, resource_id); | 313 loader_->LoadResource(*it, id, resource_id); |
267 else | 314 else |
268 loader_->LoadImage(it->resource, it->max_size, id); | 315 loader_->LoadImage(*it, id); |
269 } | 316 } |
270 } | 317 } |
271 | 318 |
272 bool ImageLoadingTracker::IsComponentExtensionResource( | 319 bool ImageLoadingTracker::IsComponentExtensionResource( |
273 const Extension* extension, | 320 const Extension* extension, |
274 const ExtensionResource& resource, | 321 const ExtensionResource& resource, |
275 int& resource_id) const { | 322 int& resource_id) const { |
276 if (extension->location() != Extension::COMPONENT) | 323 if (extension->location() != Extension::COMPONENT) |
277 return false; | 324 return false; |
278 | 325 |
279 FilePath directory_path = extension->path(); | 326 FilePath directory_path = extension->path(); |
280 FilePath relative_path = directory_path.BaseName().Append( | 327 FilePath relative_path = directory_path.BaseName().Append( |
281 resource.relative_path()); | 328 resource.relative_path()); |
282 | 329 |
283 for (size_t i = 0; i < kComponentExtensionResourcesSize; ++i) { | 330 for (size_t i = 0; i < kComponentExtensionResourcesSize; ++i) { |
284 FilePath resource_path = | 331 FilePath resource_path = |
285 FilePath().AppendASCII(kComponentExtensionResources[i].name); | 332 FilePath().AppendASCII(kComponentExtensionResources[i].name); |
286 resource_path = resource_path.NormalizePathSeparators(); | 333 resource_path = resource_path.NormalizePathSeparators(); |
287 | 334 |
288 if (relative_path == resource_path) { | 335 if (relative_path == resource_path) { |
289 resource_id = kComponentExtensionResources[i].value; | 336 resource_id = kComponentExtensionResources[i].value; |
290 return true; | 337 return true; |
291 } | 338 } |
292 } | 339 } |
293 return false; | 340 return false; |
294 } | 341 } |
295 | 342 |
296 void ImageLoadingTracker::OnImageLoaded( | 343 void ImageLoadingTracker::OnBitmapLoaded( |
297 SkBitmap* image, | 344 const SkBitmap* bitmap, |
298 const ExtensionResource& resource, | 345 const ImageRepresentation& image_info, |
299 const gfx::Size& original_size, | 346 const gfx::Size& original_size, |
300 int id, | 347 int id, |
301 bool should_cache) { | 348 bool should_cache) { |
302 LoadMap::iterator load_map_it = load_map_.find(id); | 349 LoadMap::iterator load_map_it = load_map_.find(id); |
303 DCHECK(load_map_it != load_map_.end()); | 350 DCHECK(load_map_it != load_map_.end()); |
304 PendingLoadInfo* info = &load_map_it->second; | 351 PendingLoadInfo* info = &load_map_it->second; |
305 | 352 |
306 // Save the pending results. | 353 // Save the pending results. |
307 DCHECK(info->pending_count > 0); | 354 DCHECK_GT(info->pending_count, 0u); |
308 info->pending_count--; | 355 info->pending_count--; |
309 if (image) | 356 if (bitmap) { |
310 info->bitmaps.push_back(*image); | 357 info->image_skia.AddRepresentation(gfx::ImageSkiaRep(*bitmap, |
| 358 image_info.scale_factor)); |
| 359 } |
311 | 360 |
312 // Add to the extension's image cache if requested. | 361 // Add to the extension's bitmap cache if requested. |
313 DCHECK(info->cache != CACHE || info->extension); | 362 DCHECK(info->cache != CACHE || info->extension); |
314 if (should_cache && info->cache == CACHE && !resource.empty() && | 363 if (should_cache && info->cache == CACHE && !image_info.resource.empty() && |
315 !info->extension->HasCachedImage(resource, original_size)) { | 364 !info->extension->HasCachedImage(image_info.resource, original_size)) { |
316 info->extension->SetCachedImage(resource, image ? *image : SkBitmap(), | 365 info->extension->SetCachedImage(image_info.resource, |
| 366 bitmap ? *bitmap : SkBitmap(), |
317 original_size); | 367 original_size); |
318 } | 368 } |
319 | 369 |
320 // If all pending images are done then report back. | 370 // If all pending bitmaps are done then report back. |
321 if (info->pending_count == 0) { | 371 if (info->pending_count == 0) { |
322 gfx::Image image; | 372 gfx::Image image; |
323 std::string extension_id = info->extension_id; | 373 std::string extension_id = info->extension_id; |
324 | 374 |
325 if (info->bitmaps.size() > 0) { | 375 if (!info->image_skia.empty()) |
326 gfx::ImageSkia image_skia; | 376 image = gfx::Image(info->image_skia); |
327 for (std::vector<SkBitmap>::const_iterator it = info->bitmaps.begin(); | |
328 it != info->bitmaps.end(); ++it) { | |
329 // TODO(pkotwicz): Do something better but ONLY when DIP is enabled. | |
330 image_skia.AddRepresentation( | |
331 gfx::ImageSkiaRep(*it, ui::SCALE_FACTOR_100P)); | |
332 } | |
333 image = gfx::Image(image_skia); | |
334 } | |
335 | 377 |
336 load_map_.erase(load_map_it); | 378 load_map_.erase(load_map_it); |
337 | 379 |
338 // ImageLoadingTracker might be deleted after the callback so don't | 380 // ImageLoadingTracker might be deleted after the callback so don't do |
339 // anything after this statement. | 381 // anything after this statement. |
340 observer_->OnImageLoaded(image, extension_id, id); | 382 observer_->OnImageLoaded(image, extension_id, id); |
341 } | 383 } |
342 } | 384 } |
343 | 385 |
344 void ImageLoadingTracker::Observe(int type, | 386 void ImageLoadingTracker::Observe(int type, |
345 const content::NotificationSource& source, | 387 const content::NotificationSource& source, |
346 const content::NotificationDetails& details) { | 388 const content::NotificationDetails& details) { |
347 DCHECK(type == chrome::NOTIFICATION_EXTENSION_UNLOADED); | 389 DCHECK(type == chrome::NOTIFICATION_EXTENSION_UNLOADED); |
348 | 390 |
349 const Extension* extension = | 391 const Extension* extension = |
350 content::Details<extensions::UnloadedExtensionInfo>(details)->extension; | 392 content::Details<extensions::UnloadedExtensionInfo>(details)->extension; |
351 | 393 |
352 // Remove reference to this extension from all pending load entries. This | 394 // Remove reference to this extension from all pending load entries. This |
353 // ensures we don't attempt to cache the image when the load completes. | 395 // ensures we don't attempt to cache the bitmap when the load completes. |
354 for (LoadMap::iterator i = load_map_.begin(); i != load_map_.end(); ++i) { | 396 for (LoadMap::iterator i = load_map_.begin(); i != load_map_.end(); ++i) { |
355 PendingLoadInfo* info = &i->second; | 397 PendingLoadInfo* info = &i->second; |
356 if (info->extension == extension) { | 398 if (info->extension == extension) { |
357 info->extension = NULL; | 399 info->extension = NULL; |
358 info->cache = DONT_CACHE; | 400 info->cache = DONT_CACHE; |
359 } | 401 } |
360 } | 402 } |
361 } | 403 } |
OLD | NEW |