Name	Value	Description
cdrTopRight	1	Specifies top-right reference point
cdrTopMiddle	2	Specifies top-middle reference point
cdrTopLeft	3	Specifies top-left reference point
cdrMiddleLeft	4	Specifies middle-left reference point
cdrBottomLeft	5	Specifies bottom-left reference point
cdrBottomMiddle	6	Specifies bottom-middle reference point
cdrBottomRight	7	Specifies bottom-right reference point
cdrMiddleRight	8	Specifies middle-right reference point
cdrCenter	9	Specifies center reference point