The RFC is lybrary for quick and easy creation and using Regions and Regions Lists without any keeping in mind resouces loosing. Provides the next:Two Main Classes incapsulated the HRGN and HRGN Lists with saving/loading it to/from stream/file; also full supporting TPersistent futures to easy create your's own region/list propertyin new component (saves and restores data in resouses automatically)Added functions to work with regions that missing in Windows.(simple way to scaling,inflating,rotating regions and so one)Two Templates for propery editors for Main Classes of Regions and Lists(just include in component and you colud free load property value from external file)Regions Editor FC that allows easy to create regions as in vector/polygon state as take it from color at bitmap.(also combination supported)