Printing: Remove unused PageOverlay since header/footers are drawn in PrintWebViewHelper.

printing/page_overlays.cc

-// Copyright (c) 2010 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_overlays.h"
-
-#include "base/logging.h"
-#include "base/string_number_conversions.h"
-#include "base/string_util.h"
-#include "base/utf_string_conversions.h"
-#include "printing/printed_document.h"
-#include "printing/printed_page.h"
-
-namespace {
-
-// Replaces a subpart of a string by other value, and returns the position right
-// after the new value.
-size_t ReplaceKey(std::wstring* string,
-                  size_t offset,
-                  size_t old_string_len,
-                  const std::wstring& new_string) {
-  string->replace(offset, old_string_len, new_string);
-  return offset + new_string.size();
-}
-
-}  // namespace
-
-namespace printing {
-
-const wchar_t* const PageOverlays::kTitle = L"{title}";
-const wchar_t* const PageOverlays::kTime = L"{time}";
-const wchar_t* const PageOverlays::kDate = L"{date}";
-const wchar_t* const PageOverlays::kPage = L"{page}";
-const wchar_t* const PageOverlays::kPageCount = L"{pagecount}";
-const wchar_t* const PageOverlays::kPageOnTotal = L"{pageontotal}";
-const wchar_t* const PageOverlays::kUrl = L"{url}";
-
-PageOverlays::PageOverlays()
-    : top_left(kDate),
-      top_center(kTitle),
-      top_right(),
-      bottom_left(kUrl),
-      bottom_center(),
-      bottom_right(kPageOnTotal) {
-}
-
-PageOverlays::~PageOverlays() {}
-
-bool PageOverlays::Equals(const PageOverlays& rhs) const {
-  return top_left == rhs.top_left &&
-      top_center == rhs.top_center &&
-      top_right == rhs.top_right &&
-      bottom_left == rhs.bottom_left &&
-      bottom_center == rhs.bottom_center &&
-      bottom_right == rhs.bottom_right;
-}
-
-const std::wstring& PageOverlays::GetOverlay(HorizontalPosition x,
-                                             VerticalPosition y) const {
-  switch (x) {
-    case LEFT:
-      switch (y) {
-        case TOP:
-          return top_left;
-        case BOTTOM:
-          return bottom_left;
-      }
-      break;
-    case CENTER:
-      switch (y) {
-        case TOP:
-          return top_center;
-        case BOTTOM:
-          return bottom_center;
-      }
-      break;
-    case RIGHT:
-      switch (y) {
-        case TOP:
-          return top_right;
-        case BOTTOM:
-          return bottom_right;
-      }
-      break;
-  }
-  NOTREACHED();
-  return EmptyWString();
-}
-
-void PageOverlays::SetOverlay(HorizontalPosition x,
-                              VerticalPosition y,
-                              const std::wstring& input) {
-  switch (x) {
-    case LEFT:
-      switch (y) {
-        case TOP:
-          top_left = input;
-          break;
-        case BOTTOM:
-          bottom_left = input;
-          break;
-        default:
-          NOTREACHED();
-          break;
-      }
-      break;
-    case CENTER:
-      switch (y) {
-        case TOP:
-          top_center = input;
-          break;
-        case BOTTOM:
-          bottom_center = input;
-          break;
-        default:
-          NOTREACHED();
-          break;
-      }
-      break;
-    case RIGHT:
-      switch (y) {
-        case TOP:
-          top_right = input;
-          break;
-        case BOTTOM:
-          bottom_right = input;
-          break;
-        default:
-          NOTREACHED();
-          break;
-      }
-      break;
-    default:
-      NOTREACHED();
-      break;
-  }
-}
-
-// static
-std::wstring PageOverlays::ReplaceVariables(const std::wstring& input,
-                                            const PrintedDocument& document,
-                                            const PrintedPage& page) {
-  std::wstring output(input);
-  for (size_t offset = output.find(L'{', 0);
-       offset != std::wstring::npos;
-       offset = output.find(L'{', offset)) {
-    if (0 == output.compare(offset,
-                            wcslen(kTitle),
-                            kTitle)) {
-      offset = ReplaceKey(&output,
-                          offset,
-                          wcslen(kTitle),
-                          UTF16ToWideHack(document.name()));
-    } else if (0 == output.compare(offset,
-                                   wcslen(kTime),
-                                   kTime)) {
-      offset = ReplaceKey(&output,
-                          offset,
-                          wcslen(kTime),
-                          UTF16ToWideHack(document.time()));
-    } else if (0 == output.compare(offset,
-                                   wcslen(kDate),
-                                   kDate)) {
-      offset = ReplaceKey(&output,
-                          offset,
-                          wcslen(kDate),
-                          UTF16ToWideHack(document.date()));
-    } else if (0 == output.compare(offset,
-                                   wcslen(kPage),
-                                   kPage)) {
-      offset = ReplaceKey(&output,
-                          offset,
-                          wcslen(kPage),
-                          UTF8ToWide(base::IntToString(page.page_number())));
-    } else if (0 == output.compare(offset,
-                                   wcslen(kPageCount),
-                                   kPageCount)) {
-      offset = ReplaceKey(&output,
-                          offset,
-                          wcslen(kPageCount),
-                          UTF8ToWide(base::IntToString(document.page_count())));
-    } else if (0 == output.compare(offset,
-                                   wcslen(kPageOnTotal),
-                                   kPageOnTotal)) {
-      std::wstring replacement;
-      replacement = UTF8ToWide(base::IntToString(page.page_number()));
-      replacement += L"/";
-      replacement += UTF8ToWide(base::IntToString(document.page_count()));
-      offset = ReplaceKey(&output,
-                          offset,
-                          wcslen(kPageOnTotal),
-                          replacement);
-    } else if (0 == output.compare(offset,
-                                   wcslen(kUrl),
-                                   kUrl)) {
-      // TODO(maruel):  http://b/1126373 ui::ElideUrl(document.url(), ...)
-      offset = ReplaceKey(&output,
-                          offset,
-                          wcslen(kUrl),
-                          UTF8ToWide(document.url().spec()));
-    } else {
-      // There is just a { in the string.
-      ++offset;
-    }
-  }
-  return output;
-}
-
-}  // namespace printing