root/printing/page_range.cc

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DEFINITIONS

This source file includes following definitions.
  1. GetPages

// Copyright (c) 2011 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "printing/page_range.h"

#include <set>

namespace {
const std::size_t kMaxNumberOfPages = 100000;
}

namespace printing {

/* static */
std::vector<int> PageRange::GetPages(const PageRanges& ranges) {
  // TODO(vitalybuka): crbug.com/95548 Remove this method as part fix.
  std::set<int> pages;
  for (unsigned i = 0; i < ranges.size(); ++i) {
    const PageRange& range = ranges[i];
    // Ranges are inclusive.
    for (int i = range.from; i <= range.to; ++i) {
      pages.insert(i);
      if (pages.size() >= kMaxNumberOfPages)
        return std::vector<int>(pages.begin(), pages.end());
    }
  }
  return std::vector<int>(pages.begin(), pages.end());
}

}  // namespace printing

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