src/chrome/browser/android/favicon_helper.h

   1 // Copyright 2013 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_FAVICON_HELPER_H_
   6 #define CHROME_BROWSER_ANDROID_FAVICON_HELPER_H_
   7
   8 #include <jni.h>
   9
  10 #include "base/android/scoped_java_ref.h"
  11 #include "base/memory/scoped_ptr.h"
  12 #include "base/task/cancelable_task_tracker.h"
  13
  14 class FaviconHelper {
  15  public:
  16   FaviconHelper();
  17   void Destroy(JNIEnv* env, jobject obj);
  18   jboolean GetLocalFaviconImageForURL(JNIEnv* env,
  19                                       jobject obj,
  20                                       jobject j_profile,
  21                                       jstring j_page_url,
  22                                       jint j_icon_types,
  23                                       jint j_desired_size_in_dip,
  24                                       jobject j_favicon_image_callback);
  25   base::android::ScopedJavaLocalRef<jobject> GetSyncedFaviconImageForURL(
  26       JNIEnv* env,
  27       jobject obj,
  28       jobject jprofile,
  29       jstring j_page_url);
  30   jint GetDominantColorForBitmap(JNIEnv* env, jobject obj, jobject bitmap);
  31   static bool RegisterFaviconHelper(JNIEnv* env);
  32
  33  private:
  34   scoped_ptr<base::CancelableTaskTracker> cancelable_task_tracker_;
  35
  36   virtual ~FaviconHelper();
  37
  38   DISALLOW_COPY_AND_ASSIGN(FaviconHelper);
  39 };
  40
  41 #endif  // CHROME_BROWSER_ANDROID_FAVICON_HELPER_H_