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// Copyright 2014 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/omnibox/answers_image_bridge.h"
#include <jni.h>
#include "base/android/jni_android.h"
#include "base/android/jni_string.h"
#include "base/android/scoped_java_ref.h"
#include "base/bind.h"
#include "chrome/browser/bitmap_fetcher/bitmap_fetcher_service.h"
#include "chrome/browser/bitmap_fetcher/bitmap_fetcher_service_factory.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/browser/profiles/profile_android.h"
#include "jni/AnswersImage_jni.h"
#include "third_party/skia/include/core/SkBitmap.h"
#include "ui/gfx/android/java_bitmap.h"
#include "url/gurl.h"
using base::android::ScopedJavaLocalRef;
using base::android::ConvertUTF8ToJavaString;
namespace {
class AnswersImageObserverAndroid : public BitmapFetcherService::Observer {
public:
explicit AnswersImageObserverAndroid(JNIEnv* env,
jobject java_answers_image_observer) {
java_answers_image_observer_.Reset(env, java_answers_image_observer);
}
~AnswersImageObserverAndroid() override {}
// AnswersImageObserver:
void OnImageChanged(BitmapFetcherService::RequestId request_id,
const SkBitmap& answers_image) override {
DCHECK(!answers_image.empty());
JNIEnv* env = base::android::AttachCurrentThread();
ScopedJavaLocalRef<jobject> java_bitmap =
gfx::ConvertToJavaBitmap(&answers_image);
Java_AnswersImageObserver_onAnswersImageChanged(
env, java_answers_image_observer_.obj(), java_bitmap.obj());
}
private:
base::android::ScopedJavaGlobalRef<jobject> java_answers_image_observer_;
};
} // namespace
static void CancelAnswersImageRequest(JNIEnv* env,
const JavaParamRef<jclass>&,
const JavaParamRef<jobject>& java_profile,
jint java_request_id) {
Profile* profile = ProfileAndroid::FromProfileAndroid(java_profile);
DCHECK(profile);
BitmapFetcherService* bitmap_fetcher_service =
BitmapFetcherServiceFactory::GetForBrowserContext(profile);
bitmap_fetcher_service->CancelRequest(java_request_id);
}
static int RequestAnswersImage(JNIEnv* env,
const JavaParamRef<jclass>&,
const JavaParamRef<jobject>& java_profile,
const JavaParamRef<jstring>& java_url,
const JavaParamRef<jobject>& java_callback) {
Profile* profile = ProfileAndroid::FromProfileAndroid(java_profile);
DCHECK(profile);
BitmapFetcherService* bitmap_fetcher_service =
BitmapFetcherServiceFactory::GetForBrowserContext(profile);
std::string url;
base::android::ConvertJavaStringToUTF8(env, java_url, &url);
return bitmap_fetcher_service->RequestImage(
GURL(url), new AnswersImageObserverAndroid(env, java_callback));
}
// static
bool RegisterAnswersImageBridge(JNIEnv* env) {
return RegisterNativesImpl(env);
}
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