# `GSPenProtocol addComponent:transformation:`

*Instance Method*

## Declaration

```swift
func add(_ component: GSComponent!, transformation: AffineTransform!)
```

```objc
- (void) addComponent:(GSComponent *) component transformation:(NSAffineTransform *) transformation;
```

```python
addComponent_transformation_(component: GSComponent, transformation: NSAffineTransform)
```