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      1 // Copyright 2016 PDFium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
      6 
      7 #ifndef FPDFSDK_CBA_ANNOTITERATOR_H_
      8 #define FPDFSDK_CBA_ANNOTITERATOR_H_
      9 
     10 #include <vector>
     11 
     12 #include "core/fpdfdoc/cpdf_annot.h"
     13 #include "core/fxcrt/fx_coordinates.h"
     14 #include "core/fxcrt/fx_string.h"
     15 #include "core/fxcrt/unowned_ptr.h"
     16 
     17 class CPDFSDK_Annot;
     18 class CPDFSDK_PageView;
     19 
     20 class CBA_AnnotIterator {
     21  public:
     22   enum TabOrder { STRUCTURE = 0, ROW, COLUMN };
     23 
     24   CBA_AnnotIterator(CPDFSDK_PageView* pPageView,
     25                     CPDF_Annot::Subtype nAnnotSubtype);
     26   ~CBA_AnnotIterator();
     27 
     28   CPDFSDK_Annot* GetFirstAnnot();
     29   CPDFSDK_Annot* GetLastAnnot();
     30   CPDFSDK_Annot* GetNextAnnot(CPDFSDK_Annot* pAnnot);
     31   CPDFSDK_Annot* GetPrevAnnot(CPDFSDK_Annot* pAnnot);
     32 
     33  private:
     34   void GenerateResults();
     35   void CollectAnnots(std::vector<CPDFSDK_Annot*>* pArray);
     36   CFX_FloatRect AddToAnnotsList(std::vector<CPDFSDK_Annot*>* sa, size_t idx);
     37   void AddSelectedToAnnots(std::vector<CPDFSDK_Annot*>* sa,
     38                            std::vector<size_t>* aSelect);
     39 
     40   TabOrder m_eTabOrder;
     41   UnownedPtr<CPDFSDK_PageView> m_pPageView;
     42   CPDF_Annot::Subtype m_nAnnotSubtype;
     43   std::vector<CPDFSDK_Annot*> m_Annots;
     44 };
     45 
     46 #endif  // FPDFSDK_CBA_ANNOTITERATOR_H_
     47