chromium/third_party/blink/renderer/core/loader/threaded_icon_loader.h

// Copyright 2019 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef THIRD_PARTY_BLINK_RENDERER_CORE_LOADER_THREADED_ICON_LOADER_H_
#define THIRD_PARTY_BLINK_RENDERER_CORE_LOADER_THREADED_ICON_LOADER_H_

#include <optional>

#include "base/memory/scoped_refptr.h"
#include "base/time/time.h"
#include "third_party/blink/renderer/core/core_export.h"
#include "third_party/blink/renderer/core/loader/threadable_loader.h"
#include "third_party/blink/renderer/core/loader/threadable_loader_client.h"
#include "third_party/blink/renderer/platform/heap/garbage_collected.h"
#include "third_party/skia/include/core/SkBitmap.h"
#include "ui/gfx/geometry/size.h"

namespace blink {

class ResourceRequestHead;

// Utility class for loading, decoding, and potentially rescaling an icon on a
// background thread. Note that icons are only downscaled and never upscaled.
// Warning! If the response image type is "image/svg+xml", the process will
// happen on the main thread.
class CORE_EXPORT ThreadedIconLoader final
    : public GarbageCollected<ThreadedIconLoader>,
      public ThreadableLoaderClient { … };

}  // namespace blink

#endif  // THIRD_PARTY_BLINK_RENDERER_CORE_LOADER_THREADED_ICON_LOADER_H_