CHAPTER 2 PCL - 3 
4.2.5.
  HP-GL/2 graphics window .................................................................................................................... 31 
4.2.6.  Portrait page dimensions ...................................................................................................................... 32 
4.2.7.  Landscape page dimensions ................................................................................................................ 34 
4.2.8.  Coordinates ........................................................................................................................................... 36 
4.2.9.  Units ...................................................................................................................................................... 36 
4.2.10.  Unit of measure ..................................................................................................................................... 36 
4.2.11.  Setting the left and right margins .......................................................................................................... 36 
4.2.12.  Resetting the horizontal margins .......................................................................................................... 37 
4.2.13.  Setting the top margin ........................................................................................................................... 37 
4.2.14.  Setting the vertical motion index (VMI) ................................................................................................. 38 
4.2.15.  Setting the horizontal motion index (HMI) ............................................................................................. 38 
4.2.16.  Setting line spacing ............................................................................................................................... 39 
4.2.17.  Text length ............................................................................................................................................ 39 
4.2.18.  Page length ........................................................................................................................................... 40 
4.2.19.  Perforation skip ..................................................................................................................................... 40 
4.2.20.  Positioning the cursor ........................................................................................................................... 41 
4.2.21.  Vertical positioning ................................................................................................................................ 41 
4.2.22.  Horizontal position ................................................................................................................................ 42 
4.2.23.  Positioning the cursor using control codes ........................................................................................... 43 
4.2.24.  Using the cursor position stack ............................................................................................................. 43 
4.2.25.  Half line feed ......................................................................................................................................... 44 
4.2.26.  Logical page orientation ........................................................................................................................ 44 
4.2.27.  Text direction ......................................................................................................................................... 44 
5.  USING FONTS ................................................................................................................... 46 
5.1.  Introduction ............................................................................................................................... 46 
5.1.1.  Font types ............................................................................................................................................. 46 
5.1.2.  Bitmap fonts .......................................................................................................................................... 46 
5.1.3.  Scalable fonts ........................................................................................................................................ 46 
5.1.4.  Bound fonts ........................................................................................................................................... 48 
5.1.5.  Unbound fonts ....................................................................................................................................... 48 
5.1.6.  Font sources ......................................................................................................................................... 48 
5.1.7.  Internal fonts ......................................................................................................................................... 48 
5.1.8.  Card/cartridge fonts .............................................................................................................................. 48 
5.1.9.  Downloadable fonts .............................................................................................................................. 48 
5.1.10.  Primary and secondary fonts ................................................................................................................ 48 
5.1.11.  Specifying the primary font ................................................................................................................... 48 
5.1.12.  Specifying the secondary font ............................................................................................................... 48 
5.1.13.  Selecting the default fonts ..................................................................................................................... 49 
5.1.14.  Switching between the primary and secondary fonts ........................................................................... 49 
5.1.15.  Criteria for font selection ....................................................................................................................... 50 
5.1.16.  Symbol set ............................................................................................................................................ 50 
5.1.17.  Symbol collections ................................................................................................................................ 50 
5.1.18.  Type of character spacing ..................................................................................................................... 50 
5.1.19.  Pitch ...................................................................................................................................................... 50 
5.1.20.  Height .................................................................................................................................................... 50 
5.1.21.  Style ...................................................................................................................................................... 50 
5.1.22.  Stroke weight ........................................................................................................................................ 51 
5.1.23.  Typeface ............................................................................................................................................... 51 
5.2.  Font Selection Commands ........................................................................................................ 52 
5.2.1.  User-defined symbol sets ..................................................................................................................... 52 
5.2.2.  Symbol set ID code command .............................................................................................................. 52 
5.2.3.  Define symbol set ................................................................................................................................. 52 
5.2.4.  Symbol set control command ................................................................................................................ 54