public bool sendVisitEvent(VisitEvent ve)
{
callbackTray.resp = VisitResponse.success;
if (empty)
{
empty = false;
sendVisitEvent(VisitEvent.visitStart);
}
dvp.processVisitEvent(ve, callbackTray);
if (VisitResponse.abort == callbackTray.resp)
{
throw new DustException();
}
return(VisitResponse.success == callbackTray.resp);
}
public void processVisitEvent(VisitEvent visitEvent, DustVisitTray tray)
{
int kfi = kf.indexOf((DustEntity)tray.key);
object kfk = kf.keyOf(kfi);
// Console.WriteLine("DrawVisitor processVisitEvent {0} - {1}", visitEvent, tray.value);
// return;
switch (visitEvent)
{
case VisitEvent.entityStartOpt:
DustEntity pt = DustUtils.getValue(tray.entity, (DustEntity)null, DataLinks.EntityPrimaryType);
if (OB_TYPES.ContainsKey(pt))
{
tray.readerObject = Activator.CreateInstance(OB_TYPES[pt]);
var geo = tray.readerObject as GeometricData;
if (null != geo)
{
readingGeoData = geo;
}
}
break;
case VisitEvent.keyStartOpt:
if (-1 == kfi)
{
tray.resp = VisitResponse.skip;
}
else
{
if (COORDS.Contains(kfk))
{
readingCoord = (GeometryValues)kfk;
}
else if (ROLES.Contains(kfk))
{
readingRole = (GeometryValues)kfk;
}
Console.WriteLine("Entering {0} ", kf.keyOf(kfi));
}
break;
case VisitEvent.keyEnd:
if (CollectionLinks.SequenceMembers == kfk)
{
var sp = tray.readerParent as ShapePath;
if (null != sp)
{
sp.Add((GeometricData)tray.readerObject);
}
var sc = tray.readerParent as ShapeComposite;
if (null != sc)
{
sc.Add((GeometricInclusion)tray.readerObject);
}
}
else if (GeometryLinks.GeometricInclusionTarget == kfk)
{
var gi = tray.readerParent as GeometricInclusion;
if (null != gi)
{
gi.target = (ShapeSource)tray.readerObject;
}
}
else if (GeometryLinks.GeometricInclusionParameters == kfk)
{
var gi = tray.readerParent as GeometricInclusion;
if ((null != gi) && (readingRole != null))
{
gi[readingRole] = (GeometricData)tray.readerObject;
}
}
Console.WriteLine("Leaving {0} ", kf.keyOf(kfi));
break;
case VisitEvent.entityEnd:
if (null != tray.readerObject)
{
lastReadObject = tray.readerObject;
}
break;
}
}
