| // Copyright 2016 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. |
| |
| #include "base/trace_event/trace_event_argument.h" |
| #include "cc/base/math_util.h" |
| #include "cc/input/main_thread_scrolling_reason.h" |
| #include "cc/layers/layer.h" |
| #include "cc/trees/element_id.h" |
| #include "cc/trees/property_tree.h" |
| #include "cc/trees/scroll_node.h" |
| |
| namespace cc { |
| |
| ScrollNode::ScrollNode() |
| : id(ScrollTree::kInvalidNodeId), |
| parent_id(ScrollTree::kInvalidNodeId), |
| owning_layer_id(Layer::INVALID_ID), |
| main_thread_scrolling_reasons( |
| MainThreadScrollingReason::kNotScrollingOnMain), |
| scrollable(false), |
| max_scroll_offset_affected_by_page_scale(false), |
| scrolls_inner_viewport(false), |
| scrolls_outer_viewport(false), |
| should_flatten(false), |
| user_scrollable_horizontal(false), |
| user_scrollable_vertical(false), |
| transform_id(0) {} |
| |
| ScrollNode::ScrollNode(const ScrollNode& other) = default; |
| |
| bool ScrollNode::operator==(const ScrollNode& other) const { |
| return id == other.id && parent_id == other.parent_id && |
| owning_layer_id == other.owning_layer_id && |
| scrollable == other.scrollable && |
| main_thread_scrolling_reasons == other.main_thread_scrolling_reasons && |
| non_fast_scrollable_region == other.non_fast_scrollable_region && |
| scroll_clip_layer_bounds == other.scroll_clip_layer_bounds && |
| bounds == other.bounds && |
| max_scroll_offset_affected_by_page_scale == |
| other.max_scroll_offset_affected_by_page_scale && |
| scrolls_inner_viewport == other.scrolls_inner_viewport && |
| scrolls_outer_viewport == other.scrolls_outer_viewport && |
| offset_to_transform_parent == other.offset_to_transform_parent && |
| should_flatten == other.should_flatten && |
| user_scrollable_horizontal == other.user_scrollable_horizontal && |
| user_scrollable_vertical == other.user_scrollable_vertical && |
| element_id == other.element_id && transform_id == other.transform_id; |
| } |
| |
| void ScrollNode::AsValueInto(base::trace_event::TracedValue* value) const { |
| value->SetInteger("id", id); |
| value->SetInteger("parent_id", parent_id); |
| value->SetInteger("owning_layer_id", owning_layer_id); |
| value->SetBoolean("scrollable", scrollable); |
| MathUtil::AddToTracedValue("scroll_clip_layer_bounds", |
| scroll_clip_layer_bounds, value); |
| MathUtil::AddToTracedValue("bounds", bounds, value); |
| MathUtil::AddToTracedValue("offset_to_transform_parent", |
| offset_to_transform_parent, value); |
| value->SetBoolean("should_flatten", should_flatten); |
| value->SetBoolean("user_scrollable_horizontal", user_scrollable_horizontal); |
| value->SetBoolean("user_scrollable_vertical", user_scrollable_vertical); |
| |
| element_id.AddToTracedValue(value); |
| value->SetInteger("transform_id", transform_id); |
| } |
| |
| } // namespace cc |