#: 17322 S1/General Interest
03-Jan-93 20:35:51
Sb: #17320-#Happy New Year
Fm: Bob van der Poel 76510,2203
To: LARRY OLSON 72227,3467 (X)
Larry, guess it's up to us to keep the traffic here up .
Grafix drivers for printers are pretty application specific. I have written a
few screen dump routines for dumping coco screens to an Epson printer. However,
I believe that the Deskjet works much like a laser in this regard and you have
to send it one line of data at a time. I spent some time reading a tech manual
for a laser printer and it appeared that one just had to send the raster data
along with some control codes. It didn't look all the complex, but then I
didn't have access to the printer so didn't have to find out how "easy" it
really is.
I think that what you want to write is not a driver but a screen print
program...quite different. The drivers supplied with your printer are most
likely interfaces for specific ms-dos application programs.
How do you like the deskjet? I considered buying one awhile ago, but was
disappointed by the resolution. Of course, in the stores demoing them they just
used cheap photocopy paper and appologized for the poor quality and assured me
that with proper paper the resolution was excellent. But I wanted to see for
myself and I guess they weren't all that interested in making a sale...
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