Miscellaneous messages

The following messages are supported by all the objects. They are detailled in specialized sections.

• eval: evaluates a list of messages in the context of the receiver object. See section scriptmsgs for more details.
• watch: used to manage the object interaction with various events. See section interaction for more details.
• push, pop: saves and restores the object interaction state. See section evtstate for more details.
• map: used to describe the relations between graphic and time spaces. See section mapping for more details.