Merge WebKit at r75315: Initial merge by git.

Change-Id: I570314b346ce101c935ed22a626b48c2af266b84

1 files changed, 268 insertions, 0 deletions

diff --git a/Source/WebCore/html/HTMLVideoElement.cpp b/Source/WebCore/html/HTMLVideoElement.cpp
new file mode 100644
index 0000000..bbda53a
--- /dev/null
+++ b/Source/WebCore/html/HTMLVideoElement.cpp
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+/*
+ * Copyright (C) 2007, 2008, 2009, 2010 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.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+ * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
+ * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 
+ */
+
+#include "config.h"
+
+#if ENABLE(VIDEO)
+#include "HTMLVideoElement.h"
+
+#include "Attribute.h"
+#include "CSSPropertyNames.h"
+#include "Chrome.h"
+#include "ChromeClient.h"
+#include "Document.h"
+#include "ExceptionCode.h"
+#include "HTMLImageLoader.h"
+#include "HTMLNames.h"
+#include "Page.h"
+#include "RenderImage.h"
+#include "RenderVideo.h"
+
+namespace WebCore {
+
+using namespace HTMLNames;
+
+inline HTMLVideoElement::HTMLVideoElement(const QualifiedName& tagName, Document* document)
+    : HTMLMediaElement(tagName, document)
+{
+    ASSERT(hasTagName(videoTag));
+}
+
+PassRefPtr<HTMLVideoElement> HTMLVideoElement::create(const QualifiedName& tagName, Document* document)
+{
+    return adoptRef(new HTMLVideoElement(tagName, document));
+}
+
+bool HTMLVideoElement::rendererIsNeeded(RenderStyle* style) 
+{
+    return HTMLElement::rendererIsNeeded(style); 
+}
+
+#if !ENABLE(PLUGIN_PROXY_FOR_VIDEO)
+RenderObject* HTMLVideoElement::createRenderer(RenderArena* arena, RenderStyle*)
+{
+    return new (arena) RenderVideo(this);
+}
+#endif
+
+void HTMLVideoElement::attach()
+{
+    HTMLMediaElement::attach();
+
+#if !ENABLE(PLUGIN_PROXY_FOR_VIDEO)
+    updateDisplayState();
+    if (shouldDisplayPosterImage()) {
+        if (!m_imageLoader)
+            m_imageLoader = adoptPtr(new HTMLImageLoader(this));
+        m_imageLoader->updateFromElement();
+        if (renderer())
+            toRenderImage(renderer())->imageResource()->setCachedImage(m_imageLoader->image()); 
+    }
+#endif
+}
+
+void HTMLVideoElement::detach()
+{
+    HTMLMediaElement::detach();
+    
+    if (!shouldDisplayPosterImage() && m_imageLoader)
+        m_imageLoader.clear();
+}
+
+void HTMLVideoElement::parseMappedAttribute(Attribute* attr)
+{
+    const QualifiedName& attrName = attr->name();
+
+    if (attrName == posterAttr) {
+        // Force a poster recalc by setting m_displayMode to Unknown directly before calling updateDisplayState.
+        HTMLMediaElement::setDisplayMode(Unknown);
+        updateDisplayState();
+#if !ENABLE(PLUGIN_PROXY_FOR_VIDEO)
+        if (shouldDisplayPosterImage()) {
+            if (!m_imageLoader)
+                m_imageLoader = adoptPtr(new HTMLImageLoader(this));
+            m_imageLoader->updateFromElementIgnoringPreviousError();
+        } else {
+            if (m_imageLoader)
+                m_imageLoader.clear();
+            if (renderer())
+                toRenderImage(renderer())->imageResource()->setCachedImage(0); 
+        }
+#endif
+    } else if (attrName == widthAttr)
+        addCSSLength(attr, CSSPropertyWidth, attr->value());
+    else if (attrName == heightAttr)
+        addCSSLength(attr, CSSPropertyHeight, attr->value());
+    else
+        HTMLMediaElement::parseMappedAttribute(attr);
+}
+
+bool HTMLVideoElement::supportsFullscreen() const
+{
+    Page* page = document() ? document()->page() : 0;
+    if (!page) 
+        return false;
+
+    if (!player() || !player()->supportsFullscreen() || !player()->hasVideo())
+        return false;
+
+    // Check with the platform client.
+    return page->chrome()->client()->supportsFullscreenForNode(this);
+}
+
+unsigned HTMLVideoElement::videoWidth() const
+{
+    if (!player())
+        return 0;
+    return player()->naturalSize().width();
+}
+
+unsigned HTMLVideoElement::videoHeight() const
+{
+    if (!player())
+        return 0;
+    return player()->naturalSize().height();
+}
+
+unsigned HTMLVideoElement::width() const
+{
+    bool ok;
+    unsigned w = getAttribute(widthAttr).string().toUInt(&ok);
+    return ok ? w : 0;
+}
+    
+unsigned HTMLVideoElement::height() const
+{
+    bool ok;
+    unsigned h = getAttribute(heightAttr).string().toUInt(&ok);
+    return ok ? h : 0;
+}
+    
+bool HTMLVideoElement::isURLAttribute(Attribute* attribute) const
+{
+    return HTMLMediaElement::isURLAttribute(attribute)
+        || attribute->name() == posterAttr;
+}
+
+const QualifiedName& HTMLVideoElement::imageSourceAttributeName() const
+{
+    return posterAttr;
+}
+
+void HTMLVideoElement::setDisplayMode(DisplayMode mode)
+{
+    DisplayMode oldMode = displayMode();
+    KURL poster = getNonEmptyURLAttribute(posterAttr);
+
+    if (!poster.isEmpty()) {
+        // We have a poster path, but only show it until the user triggers display by playing or seeking and the
+        // media engine has something to display.
+        if (mode == Video) {
+            if (oldMode != Video && player())
+                player()->prepareForRendering();
+            if (!hasAvailableVideoFrame())
+                mode = Poster;
+        }
+    } else if (oldMode != Video && player())
+        player()->prepareForRendering();
+
+    HTMLMediaElement::setDisplayMode(mode);
+
+    if (player() && player()->canLoadPoster())
+        player()->setPoster(poster);
+
+#if !ENABLE(PLUGIN_PROXY_FOR_VIDEO)
+    if (renderer() && displayMode() != oldMode)
+        renderer()->updateFromElement();
+#endif
+}
+
+void HTMLVideoElement::updateDisplayState()
+{
+    if (getNonEmptyURLAttribute(posterAttr).isEmpty())
+        setDisplayMode(Video);
+    else if (displayMode() < Poster)
+        setDisplayMode(Poster);
+}
+
+void HTMLVideoElement::paintCurrentFrameInContext(GraphicsContext* context, const IntRect& destRect)
+{
+    MediaPlayer* player = HTMLMediaElement::player();
+    if (!player)
+        return;
+    
+    player->setVisible(true); // Make player visible or it won't draw.
+    player->paintCurrentFrameInContext(context, destRect);
+}
+
+bool HTMLVideoElement::hasAvailableVideoFrame() const
+{
+    if (!player())
+        return false;
+    
+    return player()->hasAvailableVideoFrame();
+}
+
+void HTMLVideoElement::webkitEnterFullscreen(bool isUserGesture, ExceptionCode& ec)
+{
+    if (isFullscreen())
+        return;
+
+    // Generate an exception if this isn't called in response to a user gesture, or if the 
+    // element does not support fullscreen.
+    if (!isUserGesture || !supportsFullscreen()) {
+        ec = INVALID_STATE_ERR;
+        return;
+    }
+
+    enterFullscreen();
+}
+
+void HTMLVideoElement::webkitExitFullscreen()
+{
+    if (isFullscreen())
+        exitFullscreen();
+}
+
+bool HTMLVideoElement::webkitSupportsFullscreen()
+{
+    return supportsFullscreen();
+}
+
+bool HTMLVideoElement::webkitDisplayingFullscreen()
+{
+    return isFullscreen();
+}
+
+void HTMLVideoElement::willMoveToNewOwnerDocument()
+{
+    if (m_imageLoader)
+        m_imageLoader->elementWillMoveToNewOwnerDocument();
+    HTMLMediaElement::willMoveToNewOwnerDocument();
+}
+
+}
+
+#endif