| // Copyright 2017 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 COMPONENTS_IMAGE_FETCHER_IOS_IOS_IMAGE_DATA_FETCHER_WRAPPER_H_ |
| #define COMPONENTS_IMAGE_FETCHER_IOS_IOS_IMAGE_DATA_FETCHER_WRAPPER_H_ |
| |
| #import <Foundation/Foundation.h> |
| |
| #include "base/memory/ref_counted.h" |
| #include "components/image_fetcher/core/image_data_fetcher.h" |
| #include "components/image_fetcher/core/image_fetcher_types.h" |
| |
| namespace network { |
| class SharedURLLoaderFactory; |
| } |
| |
| class GURL; |
| |
| namespace image_fetcher { |
| |
| class IOSImageDataFetcherWrapper { |
| public: |
| // The TaskRunner is used to decode the image if it is WebP-encoded. |
| explicit IOSImageDataFetcherWrapper( |
| scoped_refptr<network::SharedURLLoaderFactory> url_loader_factory); |
| virtual ~IOSImageDataFetcherWrapper(); |
| |
| // Helper to start downloading and possibly decoding the image without a |
| // referrer. |
| void FetchImageDataWebpDecoded(const GURL& image_url, |
| ImageDataFetcherBlock callback, |
| bool send_cookies = false); |
| |
| // Start downloading the image at the given |image_url|. The |callback| will |
| // be called with the downloaded image, or nil if any error happened. If the |
| // image is WebP it will be decoded. |
| // The |referrer| and |referrer_policy| will be passed on to the underlying |
| // URLFetcher. |
| // |callback| cannot be nil. |
| void FetchImageDataWebpDecoded( |
| const GURL& image_url, |
| ImageDataFetcherBlock callback, |
| const std::string& referrer, |
| net::URLRequest::ReferrerPolicy referrer_policy, |
| bool send_cookies = false); |
| |
| // Test-only accessor for underlying ImageDataFetcher. |
| ImageDataFetcher* AccessImageDataFetcherForTesting() { |
| return &image_data_fetcher_; |
| } |
| |
| private: |
| ImageDataFetcherCallback CallbackForImageDataFetcher( |
| ImageDataFetcherBlock callback); |
| |
| ImageDataFetcher image_data_fetcher_; |
| |
| DISALLOW_COPY_AND_ASSIGN(IOSImageDataFetcherWrapper); |
| }; |
| |
| } // namespace image_fetcher |
| |
| #endif // COMPONENTS_IMAGE_FETCHER_IOS_IOS_IMAGE_DATA_FETCHER_WRAPPER_H_ |