1. A computer-enabled method for indicating a range of movement of a computer-generated character in a computer animation system, the method comprising: obtaining a model of the computer-generated character, wherein the model includes a skeleton having a plurality of bones connected at one or more joints; receiving a user's selection of a first portion of the model, wherein the selected first portion corresponds to at least a part of a first bone of the plurality of bones, wherein the first bone is in an initial position; identifying a second bone connected to the first bone; determining the range of movement of the selected first portion based on the initial position of the first bone and a position of the second bone, wherein the range of movement of the selected first portion is limited by the position of the second bone; and displaying, on a display screen, the range of movement of the selected first portion.