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      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.
      4 
      5 #ifndef CHROME_BROWSER_ANDROID_LOGO_SERVICE_H_
      6 #define CHROME_BROWSER_ANDROID_LOGO_SERVICE_H_
      7 
      8 #include "base/memory/singleton.h"
      9 #include "components/keyed_service/content/browser_context_keyed_service_factory.h"
     10 #include "components/keyed_service/core/keyed_service.h"
     11 #include "components/search_provider_logos/logo_tracker.h"
     12 #include "third_party/skia/include/core/SkBitmap.h"
     13 
     14 class Profile;
     15 
     16 // Provides the logo for a profile's default search provider.
     17 //
     18 // Example usage:
     19 //   LogoService* logo_service = LogoServiceFactory::GetForProfile(profile);
     20 //   logo_service->GetLogo(...);
     21 //
     22 class LogoService : public KeyedService {
     23  public:
     24   explicit LogoService(Profile* profile);
     25   virtual ~LogoService();
     26 
     27   // Gets the logo for the default search provider and notifies |observer|
     28   // with the results.
     29   void GetLogo(search_provider_logos::LogoObserver* observer);
     30 
     31  private:
     32   Profile* profile_;
     33   scoped_ptr<search_provider_logos::LogoTracker> logo_tracker_;
     34 
     35   DISALLOW_COPY_AND_ASSIGN(LogoService);
     36 };
     37 
     38 // Singleton that owns all LogoServices and associates them with Profiles.
     39 class LogoServiceFactory : public BrowserContextKeyedServiceFactory {
     40  public:
     41   static LogoService* GetForProfile(Profile* profile);
     42 
     43   static LogoServiceFactory* GetInstance();
     44 
     45  private:
     46   friend struct DefaultSingletonTraits<LogoServiceFactory>;
     47 
     48   LogoServiceFactory();
     49   virtual ~LogoServiceFactory();
     50 
     51   // BrowserContextKeyedServiceFactory:
     52   virtual KeyedService* BuildServiceInstanceFor(
     53       content::BrowserContext* context) const OVERRIDE;
     54 };
     55 
     56 #endif  // CHROME_BROWSER_ANDROID_LOGO_SERVICE_H_
     57