public override void HandleAttributeChange(XmlAttribute attribute)
{
if (attribute.NamespaceURI.Length == 0)
{
switch (attribute.LocalName)
{
case "x":
_x = null;
return;
case "y":
_y = null;
return;
case "width":
_width = null;
return;
case "height":
_height = null;
return;
}
}
else if (attribute.NamespaceURI == SvgDocument.XLinkNamespace)
{
switch (attribute.LocalName)
{
case "href":
_instanceRoot = null;
break;
}
}
base.HandleAttributeChange(attribute);
}
public SvgElementInstance(XmlNode refNode, SvgUseElement useElement, SvgElementInstance parent)
{
correspondingUseElement = (ISvgUseElement)useElement;
parentNode = (SvgElementInstance)parent;
correspondingElement = (ISvgElement)refNode;
eventTarget = new EventTarget(this);
}
public SvgElementInstance(XmlNode refNode, SvgUseElement useElement, SvgElementInstance parent)
{
_correspondingUseElement = useElement;
_parentNode = parent;
_correspondingElement = refNode as ISvgElement;
_eventTarget = new EventTarget(this);
}
public SvgElementInstance(XmlNode refNode, SvgUseElement useElement, SvgElementInstance parent)
{
correspondingUseElement = (ISvgUseElement)useElement;
parentNode = (SvgElementInstance)parent;
correspondingElement = (ISvgElement)refNode;
eventTarget = new EventTarget(this);
}
internal void SetPreviousSibling(ISvgElementInstance instance)
{
previousSibling = instance;
}
internal void SetNextSibling(ISvgElementInstance instance)
{
nextSibling = instance;
}
public JsSvgElementInstance(ISvgElementInstance baseObject, ISvgScriptEngine engine)
: base(baseObject, engine)
{
}
internal void SetNextSibling(ISvgElementInstance instance)
{
_nextSibling = instance;
}
internal void SetPreviousSibling(ISvgElementInstance instance)
{
_previousSibling = instance;
}
public override void HandleAttributeChange(XmlAttribute attribute)
{
if (attribute.NamespaceURI.Length == 0)
{
switch (attribute.LocalName)
{
case "x":
x = null;
return;
case "y":
y = null;
return;
case "width":
width = null;
return;
case "height":
height = null;
return;
}
}
else if (attribute.NamespaceURI == SvgDocument.XLinkNamespace)
{
switch (attribute.LocalName)
{
case "href":
instanceRoot = null;
break;
}
}
base.HandleAttributeChange(attribute);
}
public bool DispatchEvent(
IEvent @event)
{
if (@event.Type == null || @event.Type == "")
{
throw new EventException(EventExceptionCode.UnspecifiedEventTypeErr);
}
try
{
// The actual target may be an SvgElement or an SvgElementInstance from
// a conceptual tree <see href="http://www.w3.org/TR/SVG/struct.html#UseElement"/>
XmlNode currNode = null;
ISvgElementInstance currInstance = null;
if (this.eventTarget is ISvgElementInstance)
{
currInstance = (ISvgElementInstance)this.eventTarget;
}
else
{
currNode = (XmlNode)this.eventTarget;
}
// We can't use an XPath ancestor axe because we must account for
// conceptual nodes
ancestors.Clear();
// Buid the ancestors from the conceptual tree
if (currInstance != null)
{
while (currInstance.ParentNode != null)
{
currInstance = currInstance.ParentNode;
ancestors.Add(currInstance);
}
currNode = (XmlNode)currInstance.CorrespondingUseElement;
ancestors.Add(currNode);
}
// Build actual ancestors
while (currNode != null && currNode.ParentNode != null)
{
currNode = currNode.ParentNode;
ancestors.Add(currNode);
}
Event realEvent = (Event)@event;
realEvent.eventTarget = this.eventTarget;
if (!realEvent.stopped)
{
realEvent.eventPhase = EventPhase.CapturingPhase;
for (int i = ancestors.Count - 1; i >= 0; i--)
{
if (realEvent.stopped)
{
break;
}
IEventTarget ancestor = ancestors[i] as IEventTarget;
if (ancestor != null)
{
realEvent.currentTarget = ancestor;
if (ancestor is IEventTargetSupport)
{
((IEventTargetSupport)ancestor).FireEvent(realEvent);
}
}
}
}
if (!realEvent.stopped)
{
realEvent.eventPhase = EventPhase.AtTarget;
realEvent.currentTarget = this.eventTarget;
this.eventTarget.FireEvent(realEvent);
}
if (!realEvent.stopped)
{
realEvent.eventPhase = EventPhase.BubblingPhase;
for (int i = 0; i < ancestors.Count; i++)
{
if (realEvent.stopped)
{
break;
}
IEventTarget ancestor = ancestors[i] as IEventTarget;
if (ancestor != null)
{
realEvent.currentTarget = ancestor;
((IEventTargetSupport)ancestor).FireEvent(realEvent);
}
}
}
return(realEvent.stopped);
}
catch (InvalidCastException)
{
throw new DomException(DomExceptionType.WrongDocumentErr);
}
}
