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// 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 FPDFSDK_CBA_ANNOTITERATOR_H_
#define FPDFSDK_CBA_ANNOTITERATOR_H_
#include <vector>
#include "core/fpdfdoc/cpdf_annot.h"
#include "core/fxcrt/fx_coordinates.h"
#include "core/fxcrt/fx_string.h"
class CPDFSDK_Annot;
class CPDFSDK_PageView;
class CBA_AnnotIterator {
public:
enum TabOrder { STRUCTURE = 0, ROW, COLUMN };
CBA_AnnotIterator(CPDFSDK_PageView* pPageView,
CPDF_Annot::Subtype nAnnotSubtype);
~CBA_AnnotIterator();
CPDFSDK_Annot* GetFirstAnnot();
CPDFSDK_Annot* GetLastAnnot();
CPDFSDK_Annot* GetNextAnnot(CPDFSDK_Annot* pAnnot);
CPDFSDK_Annot* GetPrevAnnot(CPDFSDK_Annot* pAnnot);
private:
void GenerateResults();
static CFX_FloatRect GetAnnotRect(const CPDFSDK_Annot* pAnnot);
// Function signature compatible with std::sort().
static bool CompareByLeftAscending(const CPDFSDK_Annot* p1,
const CPDFSDK_Annot* p2);
static bool CompareByTopDescending(const CPDFSDK_Annot* p1,
const CPDFSDK_Annot* p2);
TabOrder m_eTabOrder;
CPDFSDK_PageView* m_pPageView;
CPDF_Annot::Subtype m_nAnnotSubtype;
std::vector<CPDFSDK_Annot*> m_Annots;
};
#endif // FPDFSDK_CBA_ANNOTITERATOR_H_
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