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// 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 <stdint.h>
#include <vector>
#include "base/strings/string16.h"
#include "ui/accessibility/ax_enum_util.h"
#include "ui/accessibility/ax_export.h"
#include "ui/accessibility/ax_node.h"
#include "ui/accessibility/ax_position.h"
#include "ui/accessibility/ax_tree.h"
namespace ui {
// AXNodePosition includes implementations of AXPosition methods which require
// knowledge of the AXPosition AXNodeType (which is unknown by AXPosition).
class AX_EXPORT AXNodePosition : public AXPosition<AXNodePosition, AXNode> {
~AXNodePosition() override;
AXPositionInstance Clone() const override;
base::string16 GetText() const override;
static void SetTreeForTesting(AXTree* tree) { tree_ = tree; }
AXNodePosition(const AXNodePosition& other) = default;
void AnchorChild(int child_index,
AXTreeID* tree_id,
int32_t* child_id) const override;
int AnchorChildCount() const override;
int AnchorIndexInParent() const override;
base::stack<AXNode*> GetAncestorAnchors() const override;
void AnchorParent(AXTreeID* tree_id, int32_t* parent_id) const override;
AXNode* GetNodeInTree(AXTreeID tree_id, int32_t node_id) const override;
bool IsInWhiteSpace() const override;
std::vector<int32_t> GetWordStartOffsets() const override;
std::vector<int32_t> GetWordEndOffsets() const override;
int32_t GetNextOnLineID(int32_t node_id) const override;
int32_t GetPreviousOnLineID(int32_t node_id) const override;
static AXTree* tree_;
} // namespace ui