blob: 0ea37cc1200de639df27622e3ee82d46c7b047e3 [file] [log] [blame] [edit]
// Copyright 2017 The PDFium Authors
// 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 "fpdfsdk/cpdfsdk_annot.h"
#include "fpdfsdk/cpdfsdk_pageview.h"
// static
CPDFSDK_AnnotIteration CPDFSDK_AnnotIteration::CreateForDrawing(
CPDFSDK_PageView* page_view) {
CPDFSDK_AnnotIteration result(page_view);
return CPDFSDK_AnnotIteration(page_view, /*put_focused_annot_at_end=*/true);
}
CPDFSDK_AnnotIteration::CPDFSDK_AnnotIteration(CPDFSDK_PageView* page_view)
: CPDFSDK_AnnotIteration(page_view, /*put_focused_annot_at_end=*/false) {}
CPDFSDK_AnnotIteration::CPDFSDK_AnnotIteration(CPDFSDK_PageView* page_view,
bool put_focused_annot_at_end) {
// Copying ObservedPtrs is expensive, so do it once at the end.
std::vector<CPDFSDK_Annot*> copied_list = page_view->GetAnnotList();
std::stable_sort(copied_list.begin(), copied_list.end(),
[](const CPDFSDK_Annot* p1, const CPDFSDK_Annot* p2) {
return p1->GetLayoutOrder() < p2->GetLayoutOrder();
});
CPDFSDK_Annot* pTopMostAnnot = page_view->GetFocusAnnot();
if (pTopMostAnnot) {
auto it = std::find(copied_list.begin(), copied_list.end(), pTopMostAnnot);
if (it != copied_list.end()) {
copied_list.erase(it);
auto insert_it =
put_focused_annot_at_end ? copied_list.end() : copied_list.begin();
copied_list.insert(insert_it, pTopMostAnnot);
}
}
list_.reserve(copied_list.size());
for (auto* pAnnot : copied_list)
list_.emplace_back(pAnnot);
}
CPDFSDK_AnnotIteration::~CPDFSDK_AnnotIteration() = default;