Implements getImageAnimationPolicy() at ImageLoader.

Source/core/testing/Internals.cpp

 /*
  * Copyright (C) 2012 Google Inc. All rights reserved.
  * Copyright (C) 2013 Apple Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  *
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
@@ skipping 64 matching lines @@
 #include "core/fetch/MemoryCache.h"
 #include "core/fetch/ResourceFetcher.h"
 #include "core/frame/EventHandlerRegistry.h"
 #include "core/frame/FrameConsole.h"
 #include "core/frame/FrameView.h"
 #include "core/frame/LocalDOMWindow.h"
 #include "core/frame/LocalFrame.h"
 #include "core/frame/Settings.h"
 #include "core/html/HTMLContentElement.h"
 #include "core/html/HTMLIFrameElement.h"
+#include "core/html/HTMLImageElement.h"
 #include "core/html/HTMLInputElement.h"
 #include "core/html/HTMLMediaElement.h"
 #include "core/html/HTMLPlugInElement.h"
 #include "core/html/HTMLSelectElement.h"
 #include "core/html/HTMLTextAreaElement.h"
 #include "core/html/canvas/CanvasRenderingContext2D.h"
 #include "core/html/forms/FormController.h"
 #include "core/html/shadow/PluginPlaceholderElement.h"
 #include "core/html/shadow/ShadowElementNames.h"
 #include "core/html/shadow/TextControlInnerElements.h"
@@ skipping 319 matching lines @@
 {
     if (pauseTime < 0) {
         exceptionState.throwDOMException(InvalidAccessError, ExceptionMessages::indexExceedsMinimumBound("pauseTime", pauseTime, 0.0));
         return;
     }
 
     frame()->view()->updateLayoutAndStyleForPainting();
     frame()->document()->timeline().pauseAnimationsForTesting(pauseTime);
 }
 
+void Internals::advanceTimeForImage(Element* image, double deltaTimeInSeconds, ExceptionState& exceptionState)
+{
+    ASSERT(image);
+    if (deltaTimeInSeconds < 0) {
+        exceptionState.throwDOMException(InvalidAccessError, ExceptionMessages::indexExceedsMinimumBound("deltaTimeInSeconds", deltaTimeInSeconds, 0.0));
+        return;
+    }
+
+    if (!isHTMLImageElement(*image)) {
+        exceptionState.throwDOMException(InvalidAccessError, "The element provided is not a image element.");
+        return;
+    }
+
+    ImageResource* resource = toHTMLImageElement(*image).cachedImage();
+    if (!resource || !resource->hasImage()) {
+        exceptionState.throwDOMException(InvalidAccessError, "The image resource is not available.");
+        return;
+    }
+
+    Image* imageData = resource->image();
+    if (!imageData->isBitmapImage()) {
+        exceptionState.throwDOMException(InvalidAccessError, "The image resource is not a BitmapImage type.");
+        return;
+    }
+
+    imageData->advanceTime(deltaTimeInSeconds);
+}
+
 bool Internals::hasShadowInsertionPoint(const Node* root, ExceptionState& exceptionState) const
 {
     ASSERT(root);
     if (!root->isShadowRoot()) {
         exceptionState.throwDOMException(InvalidAccessError, "The node argument is not a shadow root.");
         return false;
     }
     return toShadowRoot(root)->containsShadowElements();
 }
 
@@ skipping 1879 matching lines @@
 
 ClientRectList* Internals::focusRingRects(Element* element)
 {
     Vector<LayoutRect> rects;
     if (element && element->layoutObject())
         element->layoutObject()->addFocusRingRects(rects, LayoutPoint());
     return ClientRectList::create(rects);
 }
 
 } // namespace blink