To use the animation facilities in a fairly realistic setting
To see how animation can be used to interact with a model
This example assumes that you have gone through the Hello World example and know how to use the GetString and ShowString objects.
The Model
For a description of the protocol, please refer to the description in CPN Tools' help pages.
The protocol has been extended with ability to inspect and modify packages in transit by the user.
Declarations & Action Parts
The declarations and action parts are similar to the declarations and action parts of the Hello World example, and you should read through that example for an explanation.