IDwgBlock

```
public interface IDwgBlock
```
A block is a composite entity in autocad (it is a drawing entity, and it contains drawing entities) Currently we have found DwgBlock and DwgBlockHeaders as start of a block. This interface is a common ancestor to both

All Methods Instance Methods Abstract Methods
Modifier and Type	Method and Description
`void`	`add(DwgObject object)`
`DwgObject`	`get(int i)`

Interface IDwgBlock