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| 1 // Copyright 2014 The Chromium Authors. All rights reserved. | 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 | 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 #ifndef CHROME_BROWSER_BITMAP_FETCHER_BITMAP_FETCHER_SERVICE_H_ | 4 #ifndef CHROME_BROWSER_BITMAP_FETCHER_BITMAP_FETCHER_SERVICE_H_ |
| 5 #define CHROME_BROWSER_BITMAP_FETCHER_BITMAP_FETCHER_SERVICE_H_ | 5 #define CHROME_BROWSER_BITMAP_FETCHER_BITMAP_FETCHER_SERVICE_H_ |
| 6 | 6 |
| 7 #include "base/compiler_specific.h" | 7 #include "base/compiler_specific.h" |
| 8 #include "base/containers/mru_cache.h" | 8 #include "base/containers/mru_cache.h" |
| 9 #include "base/containers/scoped_ptr_hash_map.h" | 9 #include "base/containers/scoped_ptr_hash_map.h" |
| 10 #include "base/memory/scoped_ptr.h" | 10 #include "base/memory/scoped_ptr.h" |
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| 74 const chrome::BitmapFetcher* EnsureFetcherForUrl(const GURL& url); | 74 const chrome::BitmapFetcher* EnsureFetcherForUrl(const GURL& url); |
| 75 | 75 |
| 76 // Find a fetcher with a given |url|. Return NULL if none is found. | 76 // Find a fetcher with a given |url|. Return NULL if none is found. |
| 77 const chrome::BitmapFetcher* FindFetcherForUrl(const GURL& url); | 77 const chrome::BitmapFetcher* FindFetcherForUrl(const GURL& url); |
| 78 | 78 |
| 79 // Remove |fetcher| from list of active fetchers. |fetcher| MUST be part of | 79 // Remove |fetcher| from list of active fetchers. |fetcher| MUST be part of |
| 80 // the list. | 80 // the list. |
| 81 void RemoveFetcher(const chrome::BitmapFetcher* fetcher); | 81 void RemoveFetcher(const chrome::BitmapFetcher* fetcher); |
| 82 | 82 |
| 83 // BitmapFetcherDelegate implementation. | 83 // BitmapFetcherDelegate implementation. |
| 84 virtual void OnFetchComplete(const GURL url, const SkBitmap* bitmap) OVERRIDE; | 84 virtual void OnFetchComplete(const GURL url, const SkBitmap* bitmap) override; |
| 85 | 85 |
| 86 // Currently active image fetchers. | 86 // Currently active image fetchers. |
| 87 BitmapFetchers active_fetchers_; | 87 BitmapFetchers active_fetchers_; |
| 88 | 88 |
| 89 // Currently active requests. | 89 // Currently active requests. |
| 90 ScopedVector<BitmapFetcherRequest> requests_; | 90 ScopedVector<BitmapFetcherRequest> requests_; |
| 91 | 91 |
| 92 // Cache of retrieved images. | 92 // Cache of retrieved images. |
| 93 struct CacheEntry { | 93 struct CacheEntry { |
| 94 CacheEntry(); | 94 CacheEntry(); |
| 95 ~CacheEntry(); | 95 ~CacheEntry(); |
| 96 | 96 |
| 97 scoped_ptr<const SkBitmap> bitmap; | 97 scoped_ptr<const SkBitmap> bitmap; |
| 98 }; | 98 }; |
| 99 base::OwningMRUCache<GURL, CacheEntry*> cache_; | 99 base::OwningMRUCache<GURL, CacheEntry*> cache_; |
| 100 | 100 |
| 101 // Current request ID to be used. | 101 // Current request ID to be used. |
| 102 int current_request_id_; | 102 int current_request_id_; |
| 103 | 103 |
| 104 // Browser context this service is active for. | 104 // Browser context this service is active for. |
| 105 content::BrowserContext* context_; | 105 content::BrowserContext* context_; |
| 106 | 106 |
| 107 DISALLOW_COPY_AND_ASSIGN(BitmapFetcherService); | 107 DISALLOW_COPY_AND_ASSIGN(BitmapFetcherService); |
| 108 }; | 108 }; |
| 109 | 109 |
| 110 #endif // CHROME_BROWSER_BITMAP_FETCHER_BITMAP_FETCHER_SERVICE_H_ | 110 #endif // CHROME_BROWSER_BITMAP_FETCHER_BITMAP_FETCHER_SERVICE_H_ |
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