Description ​
TPositionedLayer inherits from TCustomLayer and adds rectangular positioning (Location), scaling (Scaled), adjusted coordinate mapping, and update region calculations (GetAdjustedLocation, OnGetUpdateRect).
Base class for layers that possess position, size, and scaling properties.
TPersistent 🞂 TNotifiablePersistent 🞂 TCustomLayer 🞂 TPositionedLayerTPositionedLayer inherits from TCustomLayer and adds rectangular positioning (Location), scaling (Scaled), adjusted coordinate mapping, and update region calculations (GetAdjustedLocation, OnGetUpdateRect).