chromium/third_party/blink/renderer/platform/graphics/paint/paint_under_invalidation_checker.h

// Copyright 2021 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_PLATFORM_GRAPHICS_PAINT_PAINT_UNDER_INVALIDATION_CHECKER_H_
#define THIRD_PARTY_BLINK_RENDERER_PLATFORM_GRAPHICS_PAINT_PAINT_UNDER_INVALIDATION_CHECKER_H_

#include "base/memory/stack_allocated.h"
#include "third_party/blink/renderer/platform/graphics/graphics_types.h"
#include "third_party/blink/renderer/platform/graphics/paint/paint_chunk.h"

namespace blink {

class DisplayItem;
class DisplayItemList;
class PaintController;

// If RuntimeEnabledFeatures::PaintUnderInvalidationCheckingEnabled(),
// when PaintController can use a cached display item or a cached subsequence,
// it lets the client paint instead of using the cache, and this class checks
// whether the painting is the same as the cache.
class PaintUnderInvalidationChecker { … };

}  // namespace blink

#endif  // THIRD_PARTY_BLINK_RENDERER_PLATFORM_GRAPHICS_PAINT_PAINT_UNDER_INVALIDATION_CHECKER_H_