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authorLars Knoll <lars.knoll@nokia.com>2009-03-23 09:34:13 (GMT)
committerSimon Hausmann <simon.hausmann@nokia.com>2009-03-23 09:34:13 (GMT)
commit67ad0519fd165acee4a4d2a94fa502e9e4847bd0 (patch)
tree1dbf50b3dff8d5ca7e9344733968c72704eb15ff /src/3rdparty/webkit/WebCore/html/HTMLVideoElement.cpp
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Long live Qt!
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+/*
+ * Copyright (C) 2007, 2008 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 "CSSHelper.h"
+#include "CSSPropertyNames.h"
+#include "Document.h"
+#include "HTMLImageLoader.h"
+#include "HTMLNames.h"
+#include "RenderImage.h"
+#include "RenderVideo.h"
+
+namespace WebCore {
+
+using namespace HTMLNames;
+
+HTMLVideoElement::HTMLVideoElement(const QualifiedName& tagName, Document* doc)
+ : HTMLMediaElement(tagName, doc)
+ , m_shouldShowPosterImage(false)
+{
+ ASSERT(hasTagName(videoTag));
+}
+
+bool HTMLVideoElement::rendererIsNeeded(RenderStyle* style)
+{
+ return HTMLElement::rendererIsNeeded(style);
+}
+
+RenderObject* HTMLVideoElement::createRenderer(RenderArena* arena, RenderStyle*)
+{
+ if (m_shouldShowPosterImage)
+ return new (arena) RenderImage(this);
+ return new (arena) RenderVideo(this);
+}
+
+void HTMLVideoElement::attach()
+{
+ HTMLMediaElement::attach();
+
+ if (m_shouldShowPosterImage) {
+ if (!m_imageLoader)
+ m_imageLoader.set(new HTMLImageLoader(this));
+ m_imageLoader->updateFromElement();
+ if (renderer() && renderer()->isImage()) {
+ RenderImage* imageRenderer = static_cast<RenderImage*>(renderer());
+ imageRenderer->setCachedImage(m_imageLoader->image());
+ }
+ }
+
+}
+
+void HTMLVideoElement::detach()
+{
+ HTMLMediaElement::detach();
+
+ if (!m_shouldShowPosterImage)
+ if (m_imageLoader)
+ m_imageLoader.clear();
+}
+
+void HTMLVideoElement::parseMappedAttribute(MappedAttribute* attr)
+{
+ const QualifiedName& attrName = attr->name();
+
+ if (attrName == posterAttr) {
+ updatePosterImage();
+ if (m_shouldShowPosterImage) {
+ if (!m_imageLoader)
+ m_imageLoader.set(new HTMLImageLoader(this));
+ m_imageLoader->updateFromElementIgnoringPreviousError();
+ }
+ } else if (attrName == widthAttr)
+ addCSSLength(attr, CSSPropertyWidth, attr->value());
+ else if (attrName == heightAttr)
+ addCSSLength(attr, CSSPropertyHeight, attr->value());
+ else
+ HTMLMediaElement::parseMappedAttribute(attr);
+}
+
+unsigned HTMLVideoElement::videoWidth() const
+{
+ if (!m_player)
+ return 0;
+ return m_player->naturalSize().width();
+}
+
+unsigned HTMLVideoElement::videoHeight() const
+{
+ if (!m_player)
+ return 0;
+ return m_player->naturalSize().height();
+}
+
+unsigned HTMLVideoElement::width() const
+{
+ bool ok;
+ unsigned w = getAttribute(widthAttr).string().toUInt(&ok);
+ return ok ? w : 0;
+}
+
+void HTMLVideoElement::setWidth(unsigned value)
+{
+ setAttribute(widthAttr, String::number(value));
+}
+
+unsigned HTMLVideoElement::height() const
+{
+ bool ok;
+ unsigned h = getAttribute(heightAttr).string().toUInt(&ok);
+ return ok ? h : 0;
+}
+
+void HTMLVideoElement::setHeight(unsigned value)
+{
+ setAttribute(heightAttr, String::number(value));
+}
+
+KURL HTMLVideoElement::poster() const
+{
+ return document()->completeURL(getAttribute(posterAttr));
+}
+
+void HTMLVideoElement::setPoster(const String& value)
+{
+ setAttribute(posterAttr, value);
+}
+
+bool HTMLVideoElement::isURLAttribute(Attribute* attr) const
+{
+ return attr->name() == posterAttr;
+}
+
+const QualifiedName& HTMLVideoElement::imageSourceAttributeName() const
+{
+ return posterAttr;
+}
+
+void HTMLVideoElement::updatePosterImage()
+{
+ bool oldShouldShowPosterImage = m_shouldShowPosterImage;
+ m_shouldShowPosterImage = !poster().isEmpty() && m_networkState < LOADED_FIRST_FRAME;
+ if (attached() && oldShouldShowPosterImage != m_shouldShowPosterImage) {
+ detach();
+ attach();
+ }
+}
+
+}
+#endif