third_party/WebKit/Source/core/html/HTMLPictureElement.cpp

   1 // Copyright 2014 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "config.h"
   6 #include "core/html/HTMLPictureElement.h"
   7
   8 #include "core/HTMLNames.h"
   9 #include "core/dom/ElementTraversal.h"
  10 #include "core/frame/UseCounter.h"
  11 #include "core/html/HTMLImageElement.h"
  12 #include "core/loader/ImageLoader.h"
  13
  14 namespace blink {
  15
  16 using namespace HTMLNames;
  17
  18 inline HTMLPictureElement::HTMLPictureElement(Document& document)
  19     : HTMLElement(pictureTag, document)
  20 {
  21 }
  22
  23 DEFINE_NODE_FACTORY(HTMLPictureElement)
  24
  25 void HTMLPictureElement::sourceOrMediaChanged()
  26 {
  27     for (HTMLImageElement* imageElement = Traversal<HTMLImageElement>::firstChild(*this); imageElement; imageElement = Traversal<HTMLImageElement>::nextSibling(*imageElement)) {
  28         imageElement->selectSourceURL(ImageLoader::UpdateNormal);
  29     }
  30 }
  31
  32 Node::InsertionNotificationRequest HTMLPictureElement::insertedInto(ContainerNode* insertionPoint)
  33 {
  34     UseCounter::count(document(), UseCounter::Picture);
  35     return HTMLElement::insertedInto(insertionPoint);
  36 }
  37
  38 } // namespace