Table of Contents
Advertisement
GRAPHICS
TheStarLaserPrinter8offerstwokindsofgraphics.Itprin~s rastergraphics
(sometimescalled "bit-mappedgraphics"),which specify each dot in a
graphics pattern. And it prints pattern graphics, which prints Iincs and
pattcmcdblocks.
Bc aware,though,that addinggraphicelementsalwaysslows up printing
with laser printers.
Starting raster graphics
Youfollowthesefourstepswhenyouuserastergraphics,in theordershown:
1)
Definewhatresolutionyou need.
2)
Issuethe commandto start graphics.
3)
Send the commandsto transferraster graphics.
4)
Send the commandto end graphics.
'Youmust definethe resolutionof your raster graphicsbefore you use the
StartRasterGraphicscommand.To definethe resolutionyou need in your
graphics,send this command:
<ESC>*t n R
For the valueof n you can enter either 75, 100, 150or 300. That number
defineshow manydotspcr inch you wantin your finalgraphicimage.The
defaultresolutionis 75 dotspcrinch.Aftergraphicshavestarted,theprinter
will ignoreany resolutioncommanduntil it receivesthe commandto end
graphics.
Rastergraphicsstartprintingeitherat theleft pageedgeor the currentprim
position.To start rastergraphicsyou send this command:
<ESC>Wn A
You can put in eitherO(zero)or 1 (one) for the n value.If you enterO,the
marginforgraphicswillbcsetattheleftmostpnntablcedgeof thepage(not
the same as the left margin for text). But if you enter 1, the margin for
graphicswill be set at the columnof the currentprint position,and your
imagewill appearonly to the rightof that graphicsmargin.
A programminghint:moveyourprintpositionin dotincrementswhenever
you'redealing with graphics.It's easier than trying to calculatecolumn-
widthsor dccipoints.
89
Advertisement
Table of Contents
