The MaskG element is a container that is used to group other elements but only within a Mask.
Attributes are inherited by its children.
import { MaskG } from 'react-native-painter'
<Painter style={styles.Painter}
>
<Mask>
<MaskG >
<Line />
<Circle />
<Path />
</MaskG>
</Mask>
</Painter>