| Parameter | Description |
|---|---|
| Sender | The caller, a subclass of TIEAnimation class |
| imageIndex | Index of the required image info |
| isVisible | False if the required image may not be visible (hence you can provide estimated values) |
| imageWidth | Return value for image width |
| imageHeight | Return value for image height |
| text | Return value for image textual info (ie a filename) |