# DocFormat

`DocFormat` enumeration contains a set of identifiers determining document geometric format according to the ISO/IEC 7810.

```java
public class DocFormat {
    public static final int ID1 = 0;
    public static final int ID2 = 1;
    public static final int ID3 = 2;
    public static final int ID3_x2 = 5;
    public static final int CUSTOM = 1000;
    public static final int FLEXIBLE = 1002;
}
```

| Constant     | Description                           |
| ------------ | ------------------------------------- |
| **ID1**      | ID1 format document                   |
| **ID2**      | ID2 format document                   |
| **ID3**      | ID3 format document                   |
| **ID3\_x2**  | double ID3 format document            |
| **CUSTOM**   | custom format, for internal use       |
| **FLEXIBLE** | non-format document, for internal use |