// Copyright 2017 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 #include "fpdfsdk/cpdfsdk_annotiteration.h" #include <algorithm> #include <utility> #include "fpdfsdk/cpdfsdk_annot.h" #include "fpdfsdk/cpdfsdk_pageview.h" CPDFSDK_AnnotIteration::CPDFSDK_AnnotIteration(CPDFSDK_PageView* pPageView, bool bReverse) { // Copying/sorting ObservedPtrs is expensive, so do it once at the end. std::vector<CPDFSDK_Annot*> copiedList = pPageView->GetAnnotList(); std::stable_sort(copiedList.begin(), copiedList.end(), [](const CPDFSDK_Annot* p1, const CPDFSDK_Annot* p2) { return p1->GetLayoutOrder() < p2->GetLayoutOrder(); }); CPDFSDK_Annot* pTopMostAnnot = pPageView->GetFocusAnnot(); if (pTopMostAnnot) { auto it = std::find(copiedList.begin(), copiedList.end(), pTopMostAnnot); if (it != copiedList.end()) { copiedList.erase(it); copiedList.insert(copiedList.begin(), pTopMostAnnot); } } if (bReverse) std::reverse(copiedList.begin(), copiedList.end()); m_List.reserve(copiedList.size()); for (auto* pAnnot : copiedList) m_List.emplace_back(pAnnot); } CPDFSDK_AnnotIteration::~CPDFSDK_AnnotIteration() {}