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/*
* Copyright (C) 1999 Lars Knoll (knoll@kde.org)
* (C) 1999 Antti Koivisto (koivisto@kde.org)
* Copyright (C) 2004, 2005, 2006, 2007 Apple Inc. All rights reserved.
*
* 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"
#include "HTMLMapElement.h"
#include "Document.h"
#include "HTMLAreaElement.h"
#include "HTMLCollection.h"
#include "HTMLNames.h"
#include "HitTestResult.h"
#include "IntSize.h"
#include "MappedAttribute.h"
using namespace std;
namespace WebCore {
using namespace HTMLNames;
HTMLMapElement::HTMLMapElement(const QualifiedName& tagName, Document* doc)
: HTMLElement(tagName, doc)
{
ASSERT(hasTagName(mapTag));
}
HTMLMapElement::~HTMLMapElement()
{
document()->removeImageMap(this);
}
bool HTMLMapElement::checkDTD(const Node* newChild)
{
return inEitherTagList(newChild) || newChild->hasTagName(areaTag) // HTML 4 DTD
|| newChild->hasTagName(scriptTag); // extensions
}
bool HTMLMapElement::mapMouseEvent(int x, int y, const IntSize& size, HitTestResult& result)
{
HTMLAreaElement* defaultArea = 0;
Node *node = this;
while ((node = node->traverseNextNode(this))) {
if (node->hasTagName(areaTag)) {
HTMLAreaElement* areaElt = static_cast<HTMLAreaElement*>(node);
if (areaElt->isDefault()) {
if (!defaultArea)
defaultArea = areaElt;
} else if (areaElt->mapMouseEvent(x, y, size, result))
return true;
}
}
if (defaultArea) {
result.setInnerNode(defaultArea);
result.setURLElement(defaultArea);
}
return defaultArea;
}
void HTMLMapElement::parseMappedAttribute(MappedAttribute* attr)
{
const QualifiedName& attrName = attr->name();
if (attrName == idAttr || attrName == nameAttr) {
Document* doc = document();
if (attrName == idAttr) {
// Call base class so that hasID bit gets set.
HTMLElement::parseMappedAttribute(attr);
if (doc->isHTMLDocument())
return;
}
doc->removeImageMap(this);
String mapName = attr->value();
if (mapName[0] == '#')
mapName = mapName.substring(1);
m_name = doc->isHTMLDocument() ? mapName.lower() : mapName;
doc->addImageMap(this);
} else
HTMLElement::parseMappedAttribute(attr);
}
PassRefPtr<HTMLCollection> HTMLMapElement::areas()
{
return HTMLCollection::create(this, MapAreas);
}
String HTMLMapElement::name() const
{
return getAttribute(nameAttr);
}
void HTMLMapElement::setName(const String& value)
{
setAttribute(nameAttr, value);
}
}
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