| // 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() = default; |
| |
| CPDFSDK_AnnotForwardIteration::CPDFSDK_AnnotForwardIteration( |
| CPDFSDK_PageView* pPageView) |
| : CPDFSDK_AnnotIteration(pPageView, /*bReverse=*/false) {} |
| |
| CPDFSDK_AnnotForwardIteration::~CPDFSDK_AnnotForwardIteration() = default; |
| |
| CPDFSDK_AnnotReverseIteration::CPDFSDK_AnnotReverseIteration( |
| CPDFSDK_PageView* pPageView) |
| : CPDFSDK_AnnotIteration(pPageView, /*bReverse=*/true) {} |
| |
| CPDFSDK_AnnotReverseIteration::~CPDFSDK_AnnotReverseIteration() = default; |