# `GSFontMaster isOnMetricsLine:layer:`

*Instance Method*

## Declaration

```swift
func `is`(onMetricsLine position: NSPoint, layer: GSLayer) -> Bool
```

```objc
- (BOOL) isOnMetricsLine:(NSPoint) position layer:(GSLayer *) layer;
```

```python
isOnMetricsLine_layer_(position: NSPoint, layer: GSLayer) -> bool
```