<> <> [DEF,CTRL,(Ctrl Down | Spare3 Down)] SELECT TRIGGER FROM Red Down WHILE [CTRL] => Coords, SetOrigin; Mouse WHILE Red Down WHILE [CTRL] => Coords, SetOrigin; Blue Down WHILE [CTRL] => Coords, SetWidth; Mouse WHILE Blue Down WHILE [CTRL] => Coords, SetWidth; Red Down => Coords, DrawPixel; Mouse WHILE Red Down => Coords, DrawPixels; Red Up => Coords, Select; Blue Down => Coords, ErasePixel; Mouse WHILE Blue Down => Coords, ErasePixels; Blue Up => Coords, Select; Yellow Down => SELECT ENABLE FROM Ctrl Down => Coords, EndPoint1; ENDCASE => Coords, Mark1; Mouse WHILE Yellow Down => SELECT ENABLE FROM Ctrl Down => Coords, EndPoint2; ENDCASE => Coords, Mark2; Yellow Up => SELECT ENABLE FROM Ctrl Down => Coords, EndPoint2; ENDCASE => Coords, Mark2; ENDCASE.