# `GSTransformGrid.dataSource`

*Instance Property*

## Declaration

```swift
var dataSource: (any GSTransformGridDataSource & NSObjectProtocol)! { get set }
```

```objc
@property (nonatomic, strong) NSObject<GSTransformGridDataSource> * dataSource;
```

```python
dataSource() -> NSObject<GSTransformGridDataSource>
setDataSource_(dataSource: NSObject<GSTransformGridDataSource>)
```