flutter_flutter/engine/core/loader/NewImageLoader.h

50 lines
1.4 KiB
C++

// Copyright 2015 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.
#ifndef SKY_ENGINE_CORE_LOADER_NEWIMAGELOADER_H_
#define SKY_ENGINE_CORE_LOADER_NEWIMAGELOADER_H_
#include "mojo/common/data_pipe_drainer.h"
#include "sky/engine/platform/SharedBuffer.h"
#include "sky/engine/platform/fetcher/MojoFetcher.h"
#include "sky/engine/wtf/OwnPtr.h"
#include "sky/engine/wtf/text/AtomicString.h"
#include "third_party/skia/include/core/SkBitmap.h"
namespace blink {
class NewImageLoaderClient {
public:
virtual void OnLoadFinished(const SkBitmap& result) = 0;
protected:
NewImageLoaderClient() {}
};
class NewImageLoader : public MojoFetcher::Client,
public mojo::common::DataPipeDrainer::Client {
public:
explicit NewImageLoader(NewImageLoaderClient* client);
virtual ~NewImageLoader();
void Load(const KURL& src);
// MojoFetcher::Client
void OnReceivedResponse(mojo::URLResponsePtr) override;
// mojo::common::DataPipeDrainer::Client
void OnDataAvailable(const void*, size_t) override;
void OnDataComplete() override;
private:
NewImageLoaderClient* client_;
OwnPtr<MojoFetcher> fetcher_;
OwnPtr<mojo::common::DataPipeDrainer> drainer_;
RefPtr<SharedBuffer> buffer_;
};
} // namespace blink
#endif // SKY_ENGINE_CORE_LOADER_NEWIMAGELOADER_H_