| // Copyright 2013 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "chrome/browser/android/favicon_helper.h" |
| |
| #include <jni.h> |
| |
| #include "base/android/jni_android.h" |
| #include "base/android/jni_array.h" |
| #include "base/android/jni_string.h" |
| #include "base/android/scoped_java_ref.h" |
| #include "base/bind.h" |
| #include "base/strings/string_util.h" |
| #include "base/strings/utf_string_conversions.h" |
| #include "chrome/browser/favicon/favicon_service.h" |
| #include "chrome/browser/favicon/favicon_service_factory.h" |
| #include "chrome/browser/profiles/profile.h" |
| #include "chrome/browser/profiles/profile_android.h" |
| #include "chrome/browser/sync/open_tabs_ui_delegate.h" |
| #include "chrome/browser/sync/profile_sync_service.h" |
| #include "chrome/browser/sync/profile_sync_service_factory.h" |
| #include "chrome/browser/sync/profile_sync_service_factory.h" |
| #include "jni/FaviconHelper_jni.h" |
| #include "third_party/skia/include/core/SkBitmap.h" |
| #include "ui/gfx/android/java_bitmap.h" |
| #include "ui/gfx/codec/png_codec.h" |
| #include "ui/gfx/color_analysis.h" |
| #include "ui/gfx/color_utils.h" |
| |
| using base::android::ScopedJavaGlobalRef; |
| using base::android::ScopedJavaLocalRef; |
| using base::android::AttachCurrentThread; |
| using base::android::ConvertJavaStringToUTF16; |
| using base::android::ConvertJavaStringToUTF8; |
| using base::android::ConvertUTF8ToJavaString; |
| |
| namespace { |
| |
| void OnLocalFaviconAvailable( |
| ScopedJavaGlobalRef<jobject>* j_favicon_image_callback, |
| const favicon_base::FaviconRawBitmapResult& result) { |
| JNIEnv* env = AttachCurrentThread(); |
| |
| // Convert favicon_image_result to java objects. |
| ScopedJavaLocalRef<jstring> j_icon_url = |
| ConvertUTF8ToJavaString(env, result.icon_url.spec()); |
| ScopedJavaLocalRef<jobject> j_favicon_bitmap; |
| if (result.is_valid()) { |
| SkBitmap favicon_bitmap; |
| gfx::PNGCodec::Decode(result.bitmap_data->front(), |
| result.bitmap_data->size(), |
| &favicon_bitmap); |
| if (!favicon_bitmap.isNull()) |
| j_favicon_bitmap = gfx::ConvertToJavaBitmap(&favicon_bitmap); |
| } |
| |
| // Call java side OnLocalFaviconAvailable method. |
| Java_FaviconImageCallback_onFaviconAvailable(env, |
| j_favicon_image_callback->obj(), |
| j_favicon_bitmap.obj(), |
| j_icon_url.obj()); |
| } |
| |
| void OnFaviconRawBitmapResultAvailable( |
| ScopedJavaGlobalRef<jobject>* j_favicon_image_callback, |
| const favicon_base::FaviconRawBitmapResult& favicon_bitmap_result) { |
| JNIEnv* env = AttachCurrentThread(); |
| |
| // Convert favicon_image_result to java objects. |
| ScopedJavaLocalRef<jstring> j_icon_url = |
| ConvertUTF8ToJavaString(env, favicon_bitmap_result.icon_url.spec()); |
| |
| SkBitmap favicon_bitmap; |
| if (favicon_bitmap_result.is_valid()) { |
| gfx::PNGCodec::Decode(favicon_bitmap_result.bitmap_data->front(), |
| favicon_bitmap_result.bitmap_data->size(), |
| &favicon_bitmap); |
| } |
| ScopedJavaLocalRef<jobject> j_favicon_bitmap; |
| if (!favicon_bitmap.isNull()) |
| j_favicon_bitmap = gfx::ConvertToJavaBitmap(&favicon_bitmap); |
| |
| // Call java side OnLocalFaviconAvailable method. |
| Java_FaviconImageCallback_onFaviconAvailable(env, |
| j_favicon_image_callback->obj(), |
| j_favicon_bitmap.obj(), |
| j_icon_url.obj()); |
| } |
| |
| } // namespace |
| |
| static jlong Init(JNIEnv* env, jclass clazz) { |
| return reinterpret_cast<intptr_t>(new FaviconHelper()); |
| } |
| |
| FaviconHelper::FaviconHelper() { |
| cancelable_task_tracker_.reset(new base::CancelableTaskTracker()); |
| } |
| |
| void FaviconHelper::Destroy(JNIEnv* env, jobject obj) { |
| delete this; |
| } |
| |
| jboolean FaviconHelper::GetLocalFaviconImageForURL( |
| JNIEnv* env, |
| jobject obj, |
| jobject j_profile, |
| jstring j_page_url, |
| jint j_icon_types, |
| jint j_desired_size_in_pixel, |
| jobject j_favicon_image_callback) { |
| Profile* profile = ProfileAndroid::FromProfileAndroid(j_profile); |
| DCHECK(profile); |
| if (!profile) |
| return false; |
| |
| FaviconService* favicon_service = FaviconServiceFactory::GetForProfile( |
| profile, Profile::EXPLICIT_ACCESS); |
| DCHECK(favicon_service); |
| if (!favicon_service) |
| return false; |
| |
| ScopedJavaGlobalRef<jobject>* j_scoped_favicon_callback = |
| new ScopedJavaGlobalRef<jobject>(); |
| j_scoped_favicon_callback->Reset(env, j_favicon_image_callback); |
| |
| favicon_base::FaviconRawBitmapCallback callback_runner = base::Bind( |
| &OnLocalFaviconAvailable, base::Owned(j_scoped_favicon_callback)); |
| |
| favicon_service->GetRawFaviconForPageURL( |
| GURL(ConvertJavaStringToUTF16(env, j_page_url)), |
| static_cast<int>(j_icon_types), |
| static_cast<int>(j_desired_size_in_pixel), |
| callback_runner, |
| cancelable_task_tracker_.get()); |
| |
| return true; |
| } |
| |
| void FaviconHelper::GetLargestRawFaviconForUrl( |
| JNIEnv* env, |
| jobject obj, |
| jobject j_profile, |
| jstring j_page_url, |
| jintArray j_icon_types, |
| jint j_min_size_threshold_px, |
| jobject j_favicon_image_callback) { |
| Profile* profile = ProfileAndroid::FromProfileAndroid(j_profile); |
| DCHECK(profile); |
| if (!profile) |
| return; |
| |
| FaviconService* favicon_service = FaviconServiceFactory::GetForProfile( |
| profile, Profile::EXPLICIT_ACCESS); |
| DCHECK(favicon_service); |
| if (!favicon_service) |
| return; |
| |
| std::vector<int> icon_types; |
| base::android::JavaIntArrayToIntVector(env, j_icon_types, &icon_types); |
| |
| ScopedJavaGlobalRef<jobject>* j_scoped_favicon_callback = |
| new ScopedJavaGlobalRef<jobject>(); |
| j_scoped_favicon_callback->Reset(env, j_favicon_image_callback); |
| |
| favicon_base::FaviconRawBitmapCallback callback_runner = |
| base::Bind(&OnFaviconRawBitmapResultAvailable, |
| base::Owned(j_scoped_favicon_callback)); |
| favicon_service->GetLargestRawFaviconForPageURL( |
| GURL(ConvertJavaStringToUTF16(env, j_page_url)), |
| icon_types, |
| static_cast<int>(j_min_size_threshold_px), |
| callback_runner, |
| cancelable_task_tracker_.get()); |
| } |
| |
| ScopedJavaLocalRef<jobject> FaviconHelper::GetSyncedFaviconImageForURL( |
| JNIEnv* env, |
| jobject obj, |
| jobject jprofile, |
| jstring j_page_url) { |
| Profile* profile = ProfileAndroid::FromProfileAndroid(jprofile); |
| DCHECK(profile); |
| |
| std::string page_url = ConvertJavaStringToUTF8(env, j_page_url); |
| |
| ProfileSyncService* sync_service = |
| ProfileSyncServiceFactory::GetInstance()->GetForProfile(profile); |
| DCHECK(sync_service); |
| |
| scoped_refptr<base::RefCountedMemory> favicon_png; |
| browser_sync::OpenTabsUIDelegate* open_tabs = |
| sync_service->GetOpenTabsUIDelegate(); |
| DCHECK(open_tabs); |
| |
| if (!open_tabs->GetSyncedFaviconForPageURL(page_url, &favicon_png)) |
| return ScopedJavaLocalRef<jobject>(); |
| |
| // Convert favicon_image_result to java objects. |
| gfx::Image favicon_image = gfx::Image::CreateFrom1xPNGBytes(favicon_png); |
| SkBitmap favicon_bitmap = favicon_image.AsBitmap(); |
| |
| ScopedJavaLocalRef<jobject> j_favicon_bitmap; |
| if (favicon_bitmap.isNull()) |
| return ScopedJavaLocalRef<jobject>(); |
| |
| return gfx::ConvertToJavaBitmap(&favicon_bitmap); |
| } |
| |
| FaviconHelper::~FaviconHelper() {} |
| |
| static jint GetDominantColorForBitmap(JNIEnv* env, |
| jclass clazz, |
| jobject bitmap) { |
| if (!bitmap) |
| return 0; |
| |
| gfx::JavaBitmap bitmap_lock(bitmap); |
| SkBitmap skbitmap = gfx::CreateSkBitmapFromJavaBitmap(bitmap_lock); |
| return color_utils::CalculateKMeanColorOfBitmap(skbitmap); |
| } |
| |
| // static |
| bool FaviconHelper::RegisterFaviconHelper(JNIEnv* env) { |
| return RegisterNativesImpl(env); |
| } |