|  | // Copyright 2016 PDFium Authors. All rights reserved. | 
|  | // Use of this source code is governed by a BSD-style license that can be | 
|  | // found in the LICENSE file. | 
|  |  | 
|  | // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com | 
|  |  | 
|  | #ifndef CORE_FPDFDOC_CPDF_NUMBERTREE_H_ | 
|  | #define CORE_FPDFDOC_CPDF_NUMBERTREE_H_ | 
|  |  | 
|  | #include "core/fxcrt/retain_ptr.h" | 
|  |  | 
|  | class CPDF_Dictionary; | 
|  | class CPDF_Object; | 
|  |  | 
|  | class CPDF_NumberTree { | 
|  | public: | 
|  | explicit CPDF_NumberTree(const CPDF_Dictionary* pRoot); | 
|  | ~CPDF_NumberTree(); | 
|  |  | 
|  | const CPDF_Object* LookupValue(int num) const; | 
|  |  | 
|  | protected: | 
|  | RetainPtr<const CPDF_Dictionary> const m_pRoot; | 
|  | }; | 
|  |  | 
|  | #endif  // CORE_FPDFDOC_CPDF_NUMBERTREE_H_ |