// configure gizmo - constructs necessary ITransformWrapper to provide
// desired gizmo behavior. You can modify behavior in subclasses by
// overriding InitializeTransformWrapper (but you must
void SetActiveFrame(FrameType eFrame)
{
// disconect existing wrapper
if (targetWrapper != null)
{
targetWrapper.Target.OnTransformModified -= onTransformModified;
}
// if we have multiple targets, we construct a transient SO to
// act as a parent (stored as internalGroupSO)
if (targets.Count > 1 && internalGroupSO == null)
{
internalGroupSO = new TransientGroupSO();
internalGroupSO.Create();
parentScene.AddSceneObject(internalGroupSO);
internalGroupSO.AddChildren(targets);
}
SceneObject useSO = (targets.Count == 1) ? targets[0] : internalGroupSO;
// construct the wrapper
targetWrapper = InitializeTransformWrapper(useSO, eFrame);
//connect up to it
targetWrapper.Target.OnTransformModified += onTransformModified;
onTransformModified(null);
// configure gizmo
update_active();
}
void SetActiveFrame(FrameType eFrame)
{
if (eFrame == FrameType.LocalFrame)
{
targetWrapper = new PassThroughWrapper(target);
}
else
{
targetWrapper = new SceneFrameWrapper(parentScene, target);
}
// update gizmo transform to match target frame
Frame3 widgetFrame = targetWrapper.GetLocalFrame(CoordSpace.ObjectCoords);
gizmo.transform.localPosition = widgetFrame.Origin;
gizmo.transform.localRotation = widgetFrame.Rotation;
}
// you can override this with your own targetWrapper setup code
virtual protected void InitializeTargetWrapper()
{
Debug.Assert(this.targets.Count == 1);
targetWrapper = new PassThroughWrapper(this.targets[0]);
}