[M120 Migration][VD] Remove accessing oom_score_adj in zygote process

[platform/framework/web/chromium-efl.git] / printing / page_number.cc

diff --git a/printing/page_number.cc b/printing/page_number.cc
index 4ec1b21..95d8a8b 100644 (file)
--- a/printing/page_number.cc
+++ b/printing/page_number.cc
@@ -1,75 +1,70 @@
-// Copyright (c) 2006-2008 The Chromium Authors. All rights reserved.
+// Copyright 2006-2008 The Chromium Authors
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "printing/page_number.h"
 
-#include <stddef.h>
-
+#include <algorithm>
 #include <limits>
 
-#include "base/logging.h"
-#include "printing/print_settings.h"
+#include "base/check_op.h"
+#include "printing/print_job_constants.h"
 
 namespace printing {
 
-PageNumber::PageNumber(const PrintSettings& settings, int document_page_count) {
-  Init(settings, document_page_count);
+PageNumber::PageNumber(const PageRanges& ranges, uint32_t document_page_count) {
+  Init(ranges, document_page_count);
 }
 
 PageNumber::PageNumber()
-    : ranges_(NULL),
-      page_number_(-1),
-      page_range_index_(-1),
+    : ranges_(nullptr),
+      page_number_(kInvalidPageIndex),
+      page_range_index_(kInvalidPageIndex),
       document_page_count_(0) {}
 
-void PageNumber::operator=(const PageNumber& other) {
-  ranges_ = other.ranges_;
-  page_number_ = other.page_number_;
-  page_range_index_ = other.page_range_index_;
-  document_page_count_ = other.document_page_count_;
-}
+PageNumber::PageNumber(const PageNumber& other) = default;
+
+PageNumber& PageNumber::operator=(const PageNumber& other) = default;
 
-void PageNumber::Init(const PrintSettings& settings, int document_page_count) {
+void PageNumber::Init(const PageRanges& ranges, uint32_t document_page_count) {
   DCHECK(document_page_count);
-  ranges_ = settings.ranges().empty() ? NULL : &settings.ranges();
+  ranges_ = ranges.empty() ? nullptr : &ranges;
   document_page_count_ = document_page_count;
   if (ranges_) {
-    page_range_index_ = 0;
-    page_number_ = (*ranges_)[0].from;
-  } else {
-    if (document_page_count) {
-      page_number_ = 0;
+    uint32_t first_page = (*ranges_)[0].from;
+    if (first_page < document_page_count) {
+      page_range_index_ = 0;
+      page_number_ = (*ranges_)[0].from;
     } else {
-      page_number_ = -1;
+      page_range_index_ = kInvalidPageIndex;
+      page_number_ = kInvalidPageIndex;
     }
-    page_range_index_ = -1;
+  } else {
+    page_range_index_ = kInvalidPageIndex;
+    page_number_ = 0;
   }
 }
 
-int PageNumber::operator++() {
-  if (!ranges_) {
-    // Switch to next page.
-    if (++page_number_ == document_page_count_) {
+uint32_t PageNumber::operator++() {
+  ++page_number_;
+  if (page_number_ >= document_page_count_) {
+    // Finished.
+    *this = npos();
+  } else if (ranges_ && page_number_ > (*ranges_)[page_range_index_].to) {
+    DCHECK_LE(ranges_->size(),
+              static_cast<size_t>(std::numeric_limits<int>::max()));
+    if (++page_range_index_ == ranges_->size()) {
       // Finished.
       *this = npos();
-    }
-  } else {
-    // Switch to next page.
-    ++page_number_;
-    // Page ranges are inclusive.
-    if (page_number_ > (*ranges_)[page_range_index_].to) {
-      DCHECK(ranges_->size() <=
-             static_cast<size_t>(std::numeric_limits<int>::max()));
-      if (++page_range_index_ == static_cast<int>(ranges_->size())) {
+    } else {
+      page_number_ = (*ranges_)[page_range_index_].from;
+      if (page_number_ >= document_page_count_) {
         // Finished.
         *this = npos();
-      } else {
-        page_number_ = (*ranges_)[page_range_index_].from;
       }
     }
   }
-  return ToInt();
+  return ToUint();
 }
 
 bool PageNumber::operator==(const PageNumber& other) const {
@@ -81,4 +76,18 @@ bool PageNumber::operator!=(const PageNumber& other) const {
          page_range_index_ != other.page_range_index_;
 }
 
+// static
+std::vector<uint32_t> PageNumber::GetPages(PageRanges ranges,
+                                           uint32_t page_count) {
+  PageRange::Normalize(ranges);
+  std::vector<uint32_t> printed_pages;
+  static constexpr uint32_t kMaxNumberOfPages = 100000;
+  printed_pages.reserve(std::min(page_count, kMaxNumberOfPages));
+  for (PageNumber page_number(ranges, std::min(page_count, kMaxNumberOfPages));
+       page_number != PageNumber::npos(); ++page_number) {
+    printed_pages.push_back(page_number.ToUint());
+  }
+  return printed_pages;
+}
+
 }  // namespace printing