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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef mozilla_image_FetchDecodedImage_h
#define mozilla_image_FetchDecodedImage_h
#include "mozilla/MozPromise.h"
#include "mozilla/gfx/Point.h"
#include "nsILoadInfo.h"
#include "nsIContentPolicy.h"
class imgIContainer;
class nsIChannel;
namespace mozilla::image {
using FetchDecodedImagePromise =
mozilla::MozPromise<already_AddRefed<imgIContainer>, nsresult, true>;
/*
* This method fetches and image URI and starts decoding the image soon as
* possible. Either resolves the promise with the decoded imgIContainer or
* rejects with an nsresult, for e.g. network failures or decoding errors.
*
* @param aURI URI of the image to download.
* @param aSize Size to decode the image at (if possible). Use zero width or
* height to prevent resizing.
*/
RefPtr<FetchDecodedImagePromise> FetchDecodedImage(
nsIURI* aURI, gfx::IntSize aSize, nsIPrincipal* aLoadingPrincipal,
nsSecurityFlags aSecurityFlags =
nsILoadInfo::SEC_ALLOW_CROSS_ORIGIN_SEC_CONTEXT_IS_NULL,
nsContentPolicyType aContentPolicyType =
nsIContentPolicy::TYPE_INTERNAL_IMAGE);
RefPtr<FetchDecodedImagePromise> FetchDecodedImage(nsIURI* aURI,
nsIChannel* aChannel,
gfx::IntSize aSize);
} // namespace mozilla::image
#endif // mozilla_image_FetchDecodedImage_h
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