Manipulate an object's appearance by applying a matrix. See the PDF reference 4.2.2 Common Transformations and following.
The transformation matrix for the object. Expected is a space separated string of six values.
The origin for matrix transformation. Must be left, center or right or a number from 0 to 100 (0 = left, 100 = right).
The vertical origin for the matrix transformation. Must be top, center or bottom or a number from 0 to 100 (0 = top, 100 = bottom).