Merge WebKit at r75315: Initial merge by git.

Change-Id: I570314b346ce101c935ed22a626b48c2af266b84

1 files changed, 156 insertions, 0 deletions

diff --git a/Source/WebCore/wml/WMLImageElement.cpp b/Source/WebCore/wml/WMLImageElement.cpp
new file mode 100644
index 0000000..5e15ccb
--- /dev/null
+++ b/Source/WebCore/wml/WMLImageElement.cpp
@@ -0,0 +1,156 @@
+/**
+ * Copyright (C) 2008 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public License
+ * along with this library; see the file COPYING.LIB.  If not, write to
+ * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ * Boston, MA 02110-1301, USA.
+ *
+ */
+
+#include "config.h"
+
+#if ENABLE(WML)
+#include "WMLImageElement.h"
+
+#include "Attribute.h"
+#include "CSSPropertyNames.h"
+#include "CSSValueKeywords.h"
+#include "HTMLElement.h"
+#include "HTMLNames.h"
+#include "RenderImage.h"
+#include "WMLNames.h"
+#include "WMLVariables.h"
+
+namespace WebCore {
+
+using namespace WMLNames;
+
+WMLImageElement::WMLImageElement(const QualifiedName& tagName, Document* doc)
+    : WMLElement(tagName, doc)
+    , m_imageLoader(this)
+    , m_useFallbackAttribute(false)
+{
+}
+
+PassRefPtr<WMLImageElement> WMLImageElement::create(const QualifiedName& tagName, Document* document)
+{
+    return adoptRef(new WMLImageElement(tagName, document));
+}
+
+WMLImageElement::~WMLImageElement()
+{
+}
+
+bool WMLImageElement::mapToEntry(const QualifiedName& attrName, MappedAttributeEntry& result) const
+{
+    if (attrName == HTMLNames::widthAttr ||
+        attrName == HTMLNames::heightAttr ||
+        attrName == HTMLNames::vspaceAttr ||
+        attrName == HTMLNames::hspaceAttr) {
+        result = eUniversal;
+        return false;
+    }
+
+    if (attrName == HTMLNames::alignAttr) {
+        result = eReplaced;
+        return false;
+    }
+
+    return WMLElement::mapToEntry(attrName, result);
+}
+
+void WMLImageElement::parseMappedAttribute(Attribute* attr)
+{
+    const QualifiedName& attrName = attr->name();
+
+    if (attrName == HTMLNames::altAttr) {
+        if (renderer() && renderer()->isImage())
+            toRenderImage(renderer())->updateAltText();
+    } else if (attrName == HTMLNames::srcAttr || attrName == localsrcAttr)
+        m_imageLoader.updateFromElementIgnoringPreviousError();
+    else if (attrName == HTMLNames::widthAttr)
+        addCSSLength(attr, CSSPropertyWidth, attr->value());
+    else if (attrName == HTMLNames::heightAttr)
+        addCSSLength(attr, CSSPropertyHeight, attr->value());
+    else if (attrName == HTMLNames::vspaceAttr) {
+        addCSSLength(attr, CSSPropertyMarginTop, attr->value());
+        addCSSLength(attr, CSSPropertyMarginBottom, attr->value());
+    } else if (attrName == HTMLNames::hspaceAttr) {
+        addCSSLength(attr, CSSPropertyMarginLeft, attr->value());
+        addCSSLength(attr, CSSPropertyMarginRight, attr->value());
+    } else if (attrName == HTMLNames::alignAttr)
+        HTMLElement::addHTMLAlignmentToStyledElement(this, attr);
+    else
+        WMLElement::parseMappedAttribute(attr);
+}
+
+void WMLImageElement::attach()
+{
+    WMLElement::attach();
+
+    if (renderer() && renderer()->isImage() && m_imageLoader.haveFiredBeforeLoadEvent()) {
+        RenderImage* imageObj = toRenderImage(renderer());
+        RenderImageResource* renderImageResource = imageObj->imageResource();
+        if (renderImageResource->hasImage())
+            return;
+        renderImageResource->setCachedImage(m_imageLoader.image());
+        
+        // If we have no image at all because we have no src attribute, set
+        // image height and width for the alt text instead.
+        if (!m_imageLoader.image() && !imageObj->cachedImage())
+            imageObj->setImageSizeForAltText();
+    }
+}
+
+RenderObject* WMLImageElement::createRenderer(RenderArena* arena, RenderStyle*)
+{
+    RenderImage* image = new (arena) RenderImage(this);
+    image->setImageResource(RenderImageResource::create());
+    return image;
+}
+
+void WMLImageElement::insertedIntoDocument()
+{
+    // If we have been inserted from a renderer-less document,
+    // our loader may have not fetched the image, so do it now.
+    if (!m_imageLoader.image())
+        m_imageLoader.updateFromElement();
+
+    WMLElement::insertedIntoDocument();
+}
+
+bool WMLImageElement::isURLAttribute(Attribute* attr) const
+{
+    return attr->name() == HTMLNames::srcAttr
+           || attr->name() == localsrcAttr;
+}
+
+const QualifiedName& WMLImageElement::imageSourceAttributeName() const
+{
+    // Spec: Any 'localsrc' parameter specified takes precedence over the 
+    // image specified in the src parameter.
+    if (hasAttribute(localsrcAttr) && !m_useFallbackAttribute)
+        return localsrcAttr;
+
+    return HTMLNames::srcAttr;
+}
+
+String WMLImageElement::altText() const
+{
+    return substituteVariableReferences(getAttribute(HTMLNames::altAttr), document());
+}
+
+}
+
+#endif