CHAPTER 2 PCL - 4 
5.2.5.
  Selecting the symbol set ....................................................................................................................... 54 
5.2.6.  Selecting the type of character spacing ................................................................................................ 56 
5.2.7.  Selecting the pitch ................................................................................................................................. 56 
5.2.8.  Selecting the height .............................................................................................................................. 57 
5.2.9.  Scaling the scalable fonts vertically or horizontally .............................................................................. 57 
5.2.10.  Selecting the style ................................................................................................................................. 57 
5.2.11.  Selecting the stroke weight ................................................................................................................... 58 
5.2.12.  Selecting the typeface ........................................................................................................................... 58 
5.2.13.  Font orientation ..................................................................................................................................... 59 
5.2.14.  Transparent print data ........................................................................................................................... 60 
5.2.15.  Esc&d#D (27)(38)(100)#(68) <1Bh><26h><64h>#<44h> .................................................................... 60 
5.3.  Downloadable font manipulation ............................................................................................... 61 
5.3.1.  Font ID .................................................................................................................................................. 61 
5.3.2.  Operations on downloaded fonts .......................................................................................................... 61 
5.3.3.  Selecting a downloaded font ................................................................................................................. 61 
5.4.  Creating Downloadable Fonts ................................................................................................... 62 
5.4.1.  Downloading ......................................................................................................................................... 62 
5.4.2.  Sending the font descriptor ................................................................................................................... 62 
5.4.3.  Unicode symbol index character complement bits ............................................................................... 73 
5.4.4.  Sending a character code ..................................................................................................................... 74 
5.4.5.  Sending a character descriptor and data .............................................................................................. 74 
6.  USING GRAPHICS ............................................................................................................. 80 
6.1.  Source, Pattern and Destination ............................................................................................... 80 
6.1.1.  Set source transparency ....................................................................................................................... 80 
6.1.2.  Set pattern transparency ....................................................................................................................... 81 
6.1.3.  Set area fill identity ................................................................................................................................ 82 
6.1.4.  User-defined pattern command ............................................................................................................ 83 
6.1.5.  Set pattern reference point ................................................................................................................... 83 
6.1.6.  User-defined pattern control ................................................................................................................. 84 
6.1.7.  Set pattern type ..................................................................................................................................... 84 
6.2.  Plotting Rectangles ................................................................................................................... 86 
6.2.1.  Cursor position ...................................................................................................................................... 86 
6.2.2.  Set rectangle width ............................................................................................................................... 86 
6.2.3.  Set rectangle height .............................................................................................................................. 86 
6.2.4.  Draw filled rectangle ............................................................................................................................. 86 
6.3.  Raster Graphics ........................................................................................................................ 88 
6.3.1.  Positioning the cursor ........................................................................................................................... 88 
6.3.2.  Set raster resolution .............................................................................................................................. 88 
6.3.3.  Set high resolution control .................................................................................................................... 88 
6.3.4.  Set raster image orientation .................................................................................................................. 88 
6.3.5.  Set raster area height ........................................................................................................................... 89 
6.3.6.  Set raster area width ............................................................................................................................. 89 
6.3.7.  Set raster y-offset .................................................................................................................................. 89 
6.3.8.  Set compression mode ......................................................................................................................... 89 
6.3.9.  Start raster transfer ............................................................................................................................... 95 
6.3.10.  Send raster data.................................................................................................................................... 95 
6.3.11.  Compress transfer graphics .................................................................................................................. 95 
6.3.12.  End raster transfer ................................................................................................................................ 95 
6.3.13.  Horizontal 1200-dpi image format mode (Raster Graphic Mode 1027)................................................ 97 
6.4.  Vector Graphics ........................................................................................................................ 99 
6.4.1.  Enter HP-GL/2 mode ............................................................................................................................ 99