Protocols

Undocumented

Common protocol for anyone LayoutElement. Used for multi-converting coordinates between LayoutElement items. Converting between UIView and CALayer has low performance in comparison converting with same type. Therefore should UIView.layer property when creates constraint relationship between UIView and CALayer.

Defines method for wrapping entity with base behavior to this type.

Undocumented

Main protocol for any layout constraint

Undocumented

Protocol for any layout element

Defines requirements for thread confined wrapper of layout element

Protocol for text elements. Provides their specific parameters.

Element that may adapt to proposed size

Protocol for elements that can calculate yourself content size

Defines frame of layout block, and child blocks

Defines general methods for any layout block

Provides rect for constrain source space. Used for related constraints.