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// Copyright 2015 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 "cc/input/scroll_state_data.h"
namespace cc {
ScrollStateData::ScrollStateData()
: delta_x(0),
delta_y(0),
start_position_x(0),
start_position_y(0),
velocity_x(0),
velocity_y(0),
is_beginning(false),
is_in_inertial_phase(false),
is_ending(false),
should_propagate(false),
from_user_input(false),
delta_consumed_for_scroll_sequence(false),
is_direct_manipulation(false),
delta_granularity(0),
caused_scroll_x(false),
caused_scroll_y(false),
current_native_scrolling_node_(nullptr),
current_native_scrolling_element_(0) {}
ScrollStateData::ScrollStateData(const ScrollStateData& other) = default;
ScrollNode* ScrollStateData::current_native_scrolling_node() const {
return current_native_scrolling_node_;
}
void ScrollStateData::set_current_native_scrolling_node(
ScrollNode* current_native_scrolling_node) {
current_native_scrolling_node_ = current_native_scrolling_node;
current_native_scrolling_element_ = 0;
}
uint64_t ScrollStateData::current_native_scrolling_element() const {
if (current_native_scrolling_node_)
return current_native_scrolling_node_->data.element_id;
return current_native_scrolling_element_;
}
void ScrollStateData::set_current_native_scrolling_element(
uint64_t element_id) {
current_native_scrolling_element_ = element_id;
current_native_scrolling_node_ = nullptr;
}
} // namespace cc
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