hasLock()hasLockhasLock

Locking

• setLockedFast(_:)

  Changes whether editing the glyph is disabled without registering undo.

• initLock()

  Prepares the glyph for synchronized access.

• lockRead()

  Acquires shared access to glyph-level cached state.

• withReadLock(_:)

  Performs an operation while holding shared access to glyph-level cached state.

• unlockRead()

  Releases shared access acquired with lockRead().

• lockWrite()

  Acquires exclusive access to glyph-level cached state.

• withWriteLock(_:)

  Performs an operation while holding exclusive access to glyph-level cached state.

• unlockWrite()

  Releases exclusive access acquired with lockWrite().

• lockReadLayers()

  Acquires shared access to the layer collection.

• withLayerReadLock(_:)

  Performs an operation while holding shared access to the layer collection.

• unlockReadLayers()

  Releases shared access acquired with lockReadLayers().

• lockWriteLayers()

  Acquires exclusive access to the layer collection.

• withLayerWriteLock(_:)

  Performs an operation while holding exclusive access to the layer collection.

• unlockWriteLayers()

  Releases exclusive access acquired with lockWriteLayers().