We will use these three commands together as a group. Do not be tempted to try to use these commands individually, they don't do what you think. None of the commands we will discuss in this chapter return values. This sequence sets the current font . You can change the current font at any time by repeating the above commands.
Size is specified in units from the current coordinate system.
The default coordinate system is points. Font-Name must refer to a font which already exists inside the printer. The show operator paints text onto the page in the current font starting at the current point . The current point is repositioned to just after the last letter painted. The text to be painted should be enclosed in parenthesis and followed by the show operator.