Outputs the string text
at the given position.
pdf_document
The document handle, returned by cpdf_open().
text
The text
x_coor
The x-coordinate of the text position
y_coor
The y-coordinate of the text position
mode
The optional parameter mode
determines the unit length. If it is 0 or omitted the default unit as specified
for the page is used. Otherwise the coordinates are measured in postscript
points disregarding the current unit.
orientation
Rotation of the text in degrees
alignmode
Determines how the text is aligned. See the ClibPDF documentation for possible values.