protected override IValue GetElementValueAt(IObjectValueRole <TValue> collection, int index, IValueFetchOptions options)
{
try
{
var frame = myGameObjectRole.ValueReference.OriginatingFrame;
var indexValue = myValueServices.ValueFactory.CreatePrimitive(frame, options, index);
var childTransformValue = collection.CallInstanceMethod(myGetChildMethod, indexValue);
var childTransform = new SimpleValueReference <TValue>(childTransformValue,
frame, myValueServices.RoleFactory).AsObjectSafe(options);
var gameObject = childTransform?.GetInstancePropertyReference("gameObject", true)
?.AsObjectSafe(options);
if (gameObject == null)
{
return(new ErrorValue("Game Object", "Unable to find child gameObject, or value is null"));
}
var name = gameObject.GetInstancePropertyReference("name", true)?.AsStringSafe(options)
?.GetString() ?? "Game Object";
// Tell the value presenter to not show the name field, we're already showing it as the key. Also don't
// show the type - a GameObject's child can only be a GameObject
return(new CalculatedValueReferenceDecorator <TValue>(gameObject.ValueReference,
myValueServices.RoleFactory, name, false, false).ToValue(myValueServices));
}
catch (Exception e)
{
// We must always return a value, as we're effectively showing the contents of an array here. We're
// possibly also being evaluated lazily, thanks to chunked arrays, so can't rely on the caller
// catching exceptions.
myLogger.LogExceptionSilently(e);
return(myValueServices.ValueRenderers.GetValueStubForException(e, "Game Object",
collection.ValueReference.OriginatingFrame) as IValue
?? new ErrorValue("Game Object", "Unable to retrieve child game object"));
}
}
protected override IValue GetElementValueAt(IObjectValueRole <TValue> collection, int index, IValueFetchOptions options)
{
var frame = myGameObjectRole.ValueReference.OriginatingFrame;
var indexValue = myValueServices.ValueFactory.CreatePrimitive(frame, options, index);
var childTransformValue = collection.CallInstanceMethod(myGetChildMethod, indexValue);
var childTransform = new SimpleValueReference <TValue>(childTransformValue,
frame, myValueServices.RoleFactory).AsObjectSafe(options);
var gameObject = childTransform?.GetInstancePropertyReference("gameObject", true)
?.AsObjectSafe(options);
var name = gameObject?.GetInstancePropertyReference("name", true)?.AsStringSafe(options)
?.GetString() ?? "Game Object";
return(new NamedReferenceDecorator <TValue>(gameObject.ValueReference, name,
ValueOriginKind.Property,
ValueFlags.None | ValueFlags.IsReadOnly,
myGameObjectRole.ReifiedType.MetadataType, myValueServices.RoleFactory, true)
.ToValue(myValueServices));
}
public override IEnumerable <IValueEntity> GetChildren(IPresentationOptions options,
CancellationToken token = new CancellationToken())
{
var transformObject = myTransformReference.AsObjectSafe(options);
var childCountRole = transformObject?.GetInstancePropertyReference("childCount", true)
?.AsPrimitiveSafe(options);
if (childCountRole == null)
{
yield break;
}
if (!(childCountRole.GetPrimitive() is int childCount))
{
yield break;
}
var transformType =
transformObject.ReifiedType.MetadataType.FindTypeThroughHierarchy("UnityEngine.Transform");
var getChildMethod = transformType?.GetMethods().FirstOrDefault(ourGetChildSelector);
if (getChildMethod == null)
{
yield break;
}
for (int i = 0; i < childCount; i++)
{
var frame = myTransformReference.OriginatingFrame;
var index = myServices.ValueFactory.CreatePrimitive(frame, options, i);
var childTransform = new SimpleValueReference <TValue>(
transformObject.CallInstanceMethod(getChildMethod, index), frame, myServices.RoleFactory)
.AsObjectSafe(options);
if (childTransform == null)
{
continue;
}
var name = childTransform.GetInstancePropertyReference("name", true)?.AsStringSafe(options)
?.GetString() ?? "Game Object";
yield return(new NamedReferenceDecorator <TValue>(childTransform.ValueReference, name,
ValueOriginKind.Property, transformType, myServices.RoleFactory).ToValue(myServices));
}
}
protected override IValue GetElementValueAt(IObjectValueRole <TValue> collection, int index, IValueFetchOptions options)
{
var frame = myGameObjectRole.ValueReference.OriginatingFrame;
var indexValue = myValueServices.ValueFactory.CreatePrimitive(frame, options, index);
var childTransformValue = collection.CallInstanceMethod(myGetChildMethod, indexValue);
var childTransform = new SimpleValueReference <TValue>(childTransformValue,
frame, myValueServices.RoleFactory).AsObjectSafe(options);
var gameObject = childTransform?.GetInstancePropertyReference("gameObject", true)
?.AsObjectSafe(options);
if (gameObject == null)
{
return(new ErrorValue("Game Object", "Unable to retrieve child game object"));
}
var name = gameObject.GetInstancePropertyReference("name", true)?.AsStringSafe(options)
?.GetString() ?? "Game Object";
// Tell the value presenter to not show the name field, we're already showing it as the key. Also don't
// show the type - a GameObject's child can only be a GameObject
return(new CalculatedValueReferenceDecorator <TValue>(gameObject.ValueReference,
myValueServices.RoleFactory, name, false, false).ToValue(myValueServices));
}