/// <summary>
/// Try to pick up a pickable object. Return true if successful. It may fail because
/// the pickable object is being held by a picker whose <see cref="AllowSwitchingPicker"/>
/// is false.
/// </summary>
/// <param name="pickable">The pickable object.</param>
/// <returns>True if successful.</returns>
protected bool AttachPickable(IPickable pickable)
{
if (pickable.IsPicked)
{
IPicker otherPicker = pickable.Picker;
if (otherPicker == this)
{
Debug.LogError("Picking the same object.");
return(false);
}
if (!otherPicker.AllowSwitchingPicker)
{
return(false);
}
else
{
// Switch picker
otherPicker.SwitchPickerRelease();
}
}
PickedObj = pickable;
IsHolding = true;
pickable.OnPickedInit(this);
return(true);
}