Graphics The main difference between firmware versions X.9 and X.10 is in graphics support. Firmware X.9 supports fewer ZPLII commands than X.10. See Table 2, and the ZPLII Programming Guide for more information. Non-supported graphical objects will not be included in the printed output. Table 2 Differences in graphics support between firmware X.9 and X.10 Graphical object Firmware X.10 Firmware X.9 Line All line types are supported. For diagonal lines, the line width can differ depending on the slope angle. Only vertical and horizontal lines are supported. Rectangle Supported. Target fill color is black (for input fill color with intensity 0-127 on a 0-255 scale) or white (for input fill color with intensity 128-255 on a 0-255 scale). Supported. Target fill color is black (for input fill color with intensity 0-127 on a 0-255 scale) or white (for input fill color with intensity 128-255 on a 0-255 scale). Rectangle with rounded corners Supported. Target fill color is black (for input fill color with intensity 0-127 on a 0-255 scale) or white (for input fill color with intensity 128-255 on a 0-255 scale). Not supported. Rounded corners are replaced by sharp corners in the printed output. Circle and ellipse Supported. Target fill color is black (for input fill color with intensity 0-127 on a 0-255 scale) or white (for input fill color with intensity 128-255 on a 0-255 scale). Not supported. Polygon/Polyline Supported. Cannot be filled. Not supported. Path Paths are always presented as polygons or polylines. Curves are presented as lines connected at the end points. Not supported.