-- BoundaryAdjust.tip; Last Edited by McGregor, August 26, 1982 4:11 pm

SELECT TRIGGER FROM

  Red Down => Start;
  Mouse WHILE Red Down => Coords, Move;
  Red Up => Coords, End;

  Yellow Down => Start;
  Mouse WHILE Yellow Down => Coords, Move;
  Yellow Up => Coords, End;

  Blue Down => Start;
  Mouse WHILE Blue Down => Coords, Move;
  Blue Up => Coords, End;

  ENDCASE.