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# CTFontDescriptorMatchingState

Constants that track the progress of font descriptor matching.

```
enum CTFontDescriptorMatchingState
```

## Topics

### Constants

[`CTFontDescriptorMatchingState.didBegin`](/documentation/CoreText/CTFontDescriptorMatchingState/didBegin)

A state that indicates matching is about to begin.

[`CTFontDescriptorMatchingState.didFinish`](/documentation/CoreText/CTFontDescriptorMatchingState/didFinish)

A state that indicates matching is done.

[`CTFontDescriptorMatchingState.willBeginQuerying`](/documentation/CoreText/CTFontDescriptorMatchingState/willBeginQuerying)

A state that indicates communication with the server is about to begin.

[`CTFontDescriptorMatchingState.stalled`](/documentation/CoreText/CTFontDescriptorMatchingState/stalled)

A state that indicates that matching is stalled, such as while waiting for a server response.

[`CTFontDescriptorMatchingState.willBeginDownloading`](/documentation/CoreText/CTFontDescriptorMatchingState/willBeginDownloading)

A state that indicates downloading is about to begin.

[`CTFontDescriptorMatchingState.downloading`](/documentation/CoreText/CTFontDescriptorMatchingState/downloading)

A state that indicates downloading is in progress.

[`CTFontDescriptorMatchingState.didFinishDownloading`](/documentation/CoreText/CTFontDescriptorMatchingState/didFinishDownloading)

A state that indicates downloading is done.

[`CTFontDescriptorMatchingState.didMatch`](/documentation/CoreText/CTFontDescriptorMatchingState/didMatch)

A state that indicates the font descriptor match is successful.

[`CTFontDescriptorMatchingState.didFailWithError`](/documentation/CoreText/CTFontDescriptorMatchingState/didFailWithError)

A state that indicates an error.


---

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