(PHP 4, PHP 5 <= 5.0.5)
cpdf_circle — Draw a circle
Draws a circle.
The document handle, returned by cpdf_open().
The x-coordinate of the center
The y-coordinate of the center
The circle radius
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.
Returns TRUE on success or FALSE on failure.