discardable_image_map.cc | Explore in Territory

// Copyright 2015 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "cc/paint/discardable_image_map.h"

#include <stddef.h>

#include <algorithm>
#include <limits>

#include "base/auto_reset.h"
#include "base/check.h"
#include "base/containers/adapters.h"
#include "base/memory/stack_allocated.h"
#include "base/metrics/histogram_macros.h"
#include "base/no_destructor.h"
#include "base/sequence_checker.h"
#include "base/trace_event/trace_event.h"
#include "cc/paint/display_item_list.h"
#include "cc/paint/image_provider.h"
#include "cc/paint/paint_filter.h"
#include "cc/paint/paint_op_buffer.h"
#include "cc/paint/paint_op_buffer_iterator.h"
#include "cc/paint/paint_shader.h"
#include "cc/paint/skottie_wrapper.h"
#include "third_party/skia/include/utils/SkNoDrawCanvas.h"
#include "ui/gfx/display_color_spaces.h"
#include "ui/gfx/geometry/rect_conversions.h"
#include "ui/gfx/geometry/skia_conversions.h"

namespace cc {

class DiscardableImageMap::Generator { … };  // DiscardableImageMap::Generator

DiscardableImageMap::DiscardableImageMap() = default;

// Once a DiscardableImage is generated, it's hold in a ref-counted
// DisplayItemList which may be destructed from any thread.
DiscardableImageMap::~DiscardableImageMap() = default;

scoped_refptr<DiscardableImageMap> DiscardableImageMap::Generate(
    const PaintOpBuffer& paint_op_buffer,
    const gfx::Rect& bounds,
    const ScrollOffsetMap& raster_inducing_scroll_offsets) { … }

base::flat_map<PaintImage::Id, PaintImage::DecodingMode>
DiscardableImageMap::TakeDecodingModeMap() { … }

std::vector<const DrawImage*> DiscardableImageMap::GetDiscardableImagesInRect(
    const gfx::Rect& rect) const { … }

const DiscardableImageMap::Rects& DiscardableImageMap::GetRectsForImage(
    PaintImage::Id image_id) const { … }

DiscardableImageMap::AnimatedImageMetadata::AnimatedImageMetadata(
    PaintImage::Id paint_image_id,
    PaintImage::CompletionState completion_state,
    std::vector<FrameMetadata> frames,
    int repetition_count,
    PaintImage::AnimationSequenceId reset_animation_sequence_id)
    : … { … }

DiscardableImageMap::AnimatedImageMetadata::~AnimatedImageMetadata() = default;

DiscardableImageMap::AnimatedImageMetadata::AnimatedImageMetadata(
    const AnimatedImageMetadata& other) = default;

}  // namespace cc
chromium/cc/paint/discardable_image_map.cc
