# `GSLayer doAlignWidth`

*Instance Method*

Applies automatic width alignment.

## Declaration

```swift
func doAlignWidth()
```

```objc
- (void) doAlignWidth;
```

```python
doAlignWidth()
```

## See Also

### Metrics Key Alignment

- [`GSLayer.hasAlignedWidth`](/Core/GlyphsCore/GSLayer/hasAlignedWidth) — Whether automatic alignment controls the layer width.
- [`GSLayer hasAlignedSideBearings`](/Core/GlyphsCore/GSLayer/hasAlignedSideBearings) — Whether automatic alignment controls side bearings.
- [`GSLayer.isAligned`](/Core/GlyphsCore/GSLayer/isAligned) — Whether components are currently aligned by automatic alignment.
- [`GSLayer.isAligning`](/Core/GlyphsCore/GSLayer/isAligning) — Whether an automatic alignment operation is in progress.
- [`GSLayer checkIfAlign`](/Core/GlyphsCore/GSLayer/checkIfAlign) — Whether automatic component alignment can be applied to the layer.
- [`GSLayer metricKeyOffsetLeft:right:width:`](/Core/GlyphsCore/GSLayer/metricKeyOffsetLeft:right:width:) — Metrics key offsets used by automatic component alignment.