AccessibilityImageMapLink.cpp [plain text]
#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();
}
}