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/*
* Copyright (C) 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.
* 3. Neither the name of Apple Computer, Inc. ("Apple") nor the names of
* its contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "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 OR ITS 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"
#include "AccessibilityImageMapLink.h"
#include "AXObjectCache.h"
#include "AccessibilityRenderObject.h"
#include "Document.h"
#include "HTMLNames.h"
#include "RenderBoxModelObject.h"
namespace WebCore {
using namespace HTMLNames;
AccessibilityImageMapLink::AccessibilityImageMapLink()
: m_areaElement(0)
, m_mapElement(0)
{
}
AccessibilityImageMapLink::~AccessibilityImageMapLink()
{
}
PassRefPtr<AccessibilityImageMapLink> AccessibilityImageMapLink::create()
{
return adoptRef(new AccessibilityImageMapLink());
}
AccessibilityObject* AccessibilityImageMapLink::parentObject() const
{
if (m_parent)
return m_parent;
if (!m_mapElement.get() || !m_mapElement->renderer())
return 0;
return m_mapElement->document()->axObjectCache()->getOrCreate(m_mapElement->renderer());
}
AccessibilityRole AccessibilityImageMapLink::roleValue() const
{
if (!m_areaElement)
return WebCoreLinkRole;
const AtomicString& ariaRole = getAttribute(roleAttr);
if (!ariaRole.isEmpty())
return AccessibilityObject::ariaRoleToWebCoreRole(ariaRole);
return WebCoreLinkRole;
}
Element* AccessibilityImageMapLink::actionElement() const
{
return anchorElement();
}
Element* AccessibilityImageMapLink::anchorElement() const
{
return m_areaElement.get();
}
KURL AccessibilityImageMapLink::url() const
{
if (!m_areaElement.get())
return KURL();
return m_areaElement->href();
}
void AccessibilityImageMapLink::accessibilityText(Vector<AccessibilityText>& textOrder)
{
String description = accessibilityDescription();
if (!description.isEmpty())
textOrder.append(AccessibilityText(description, AlternativeText));
const AtomicString& titleText = getAttribute(titleAttr);
if (!titleText.isEmpty())
textOrder.append(AccessibilityText(titleText, TitleTagText));
const AtomicString& summary = getAttribute(summaryAttr);
if (!summary.isEmpty())
textOrder.append(AccessibilityText(summary, SummaryText));
}
String AccessibilityImageMapLink::accessibilityDescription() const
{
const AtomicString& ariaLabel = getAttribute(aria_labelAttr);
if (!ariaLabel.isEmpty())
return ariaLabel;
const AtomicString& alt = getAttribute(altAttr);
if (!alt.isEmpty())
return alt;
return String();
}
String AccessibilityImageMapLink::title() const
{
const AtomicString& title = getAttribute(titleAttr);
if (!title.isEmpty())
return title;
const AtomicString& summary = getAttribute(summaryAttr);
if (!summary.isEmpty())
return summary;
return String();
}
RenderObject* AccessibilityImageMapLink::imageMapLinkRenderer() const
{
if (!m_mapElement.get() || !m_areaElement.get())
return 0;
RenderObject* renderer = 0;
if (m_parent && m_parent->isAccessibilityRenderObject())
renderer = static_cast<AccessibilityRenderObject*>(m_parent)->renderer();
else
renderer = m_mapElement->renderer();
return renderer;
}
Path AccessibilityImageMapLink::elementPath() const
{
RenderObject* renderer = imageMapLinkRenderer();
if (!renderer)
return Path();
return m_areaElement->computePath(renderer);
}
LayoutRect AccessibilityImageMapLink::elementRect() const
{
RenderObject* renderer = imageMapLinkRenderer();
if (!renderer)
return LayoutRect();
return m_areaElement->computeRect(renderer);
}
String AccessibilityImageMapLink::stringValueForMSAA() const
{
return url();
}
String AccessibilityImageMapLink::nameForMSAA() const
{
return accessibilityDescription();
}
} // namespace WebCore
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