Possible enumeration values:
| Name | Value | Description | 
|---|---|---|
| small | 0 | 25% of the original size. | 
| medium | 1 | 50% of the original size. | 
| large | 2 | 75% of the original size. | 
| full | 3 | original size. | 
| custom | 4 | |
| fixed | 5 |