1.122.2 Send methods

point ->copy: from=point

Copy x- and y values from the argument. See also point<-copy, object<-clone and point->set.

point ->equal: to=point

Succeeds if point<-x and point<-y of both points are equal. See also object->equal and object->same_reference.

point ->initialise: x=[int], y=[int]

Create a point object from its point<-x and point<-y value. When a value is omitted, 0 is used.

point ->offset: dx=int, dy=int

Add dx to point<-x and dy to point<-y. See also point->plus.