World: r3wp
[Postscript] Emitting Postscript from REBOL
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Henrik 8-Nov-2006 [1222] | geomol, I think that it should be kept at a low level. This way I or someone else can build a library of standard things on top of it to generate formatted pages, tables, formatted paragraphs and such. |
Pekr 8-Nov-2006 [1223] | just installed Gsview - I thought it is much bigger. it seems fine ... |
Geomol 8-Nov-2006 [1224] | Henrik, yes, the postscript dialect should be low-lever as it is now. It's a fine base for further development. You can use it directly as you do, or someone could build new dialects producing postscript dialect output, which then can be made into final PostScript. (If you know, what I mean. Difficult to explain.) :-) |
Henrik 8-Nov-2006 [1225] | yes, it can become very powerful. one could actually build a system like LAYOUT this way to build PS documents. |
Geomol 8-Nov-2006 [1226] | Exactly! |
Henrik 8-Nov-2006 [1227] | in fact, I think it would be a good idea to coordinate this, in case someone wants to start building such stuff to avoid duplicate or overlapping efforts. |
Geomol 8-Nov-2006 [1228x4] | I see, there's an online ps2pdf converter here: http://www.ps2pdf.com (Haven't tried it.) |
ps2pdf is also a command (I think included with Ghostscript): http://www.cs.wisc.edu/~ghost/doc/AFPL/6.50/Ps2pdf.htm | |
Pekr, what about making a small REBOL program, which can load postscript dialect txt-file, convert it to a .ps file, then call ps2pdf and finally call a PDF-viewer (Acrobat Reader) to see the result. You could also include a button to send the .ps file to a printer. Then you'll have PostScript with preview and all (also under Windows). | |
Also, someone could take the postscript dialect, and instead of producing PS output, actually use the PDF dialect to produce PDF output. That'll also give preview of postscript dialect source files. | |
Rebolek 8-Nov-2006 [1232x2] | Geomol, here's PDF dialect too, so what about making PS and PDF dialect compatible? Then you need not some external convertor. |
yes, that's what I was thinking :) | |
Geomol 8-Nov-2006 [1234x2] | Rebolek, :-) I haven't got the time to do everything! You do that part! :-) |
(Also I'm on OS X, so I don't have the preview problem, because the OS auto convert to PDF, if I'll like to see a .ps file.) | |
Rebolek 8-Nov-2006 [1236] | geomol:)) OK but if I will, who's going to finish this? http://bolek.techno.cz/pix/app/request-color.png ;-) |
Geomol 8-Nov-2006 [1237] | Nice! :-) We need more than 24 hours in the day! Who can help us with that? ;-) |
Rebolek 8-Nov-2006 [1238] | nobody on AltME I think :) Everybody's busy :) |
Henrik 8-Nov-2006 [1239] | I'm writing down some preliminary ideas for coordination... |
Maxim 8-Nov-2006 [1240x2] | Rebolex, that's such a nice target for liquid... is the code anywhere? |
(oops I don't know how the x got there... I meant Rebolek) | |
Rebolek 8-Nov-2006 [1242] | maxim: what's nice target for liquid? you mean my hsv/rgb color requestor? |
Maxim 8-Nov-2006 [1243x2] | yep |
especially using the up and comming liquidGL which plugs liquid direcly within the GLayout dialect | |
Geomol 9-Nov-2006 [1245] | Perhaps we need a little print-spooler in a multi-user environment? May be a good job to solve using REBOL. It should be able to receive printjobs from plenty of users at the same time (using multi-threading much like the way Apache serve multiple users with web-pages) and then send the jobs to the printer one at a time. Maybe someone already did it in REBOL? Or if there is a server at hand, just send the jobs to the spooler in the server. I'm not too familar with spoolers. Will they leave the PostScript printjob as it is, and just send it to the printer? I could figure, that Windows spoolers would like to change the PS into something else using a print-driver. |
Henrik 9-Nov-2006 [1246x2] | I wrote a very small one, about 2 kb in size with a GUI. I can't remember, but I think it uses Rugby. |
I made it for a very specific purpose (as one would do in REBOL), so it may have to be rewritten. | |
Anton 14-Nov-2006 [1248] | I don't know if this software has been noticed: http://www.cenon.info/frame_gb.html |
Graham 1-Jan-2007 [1249] | Tiny progress .. my dialect can now put multiple text boxes on one page, and produce the same output in PS and draw. Now to find some PS text justification routines. |
xavier 31-Jan-2007 [1250] | is there someone who have an idea for printing in rebol on a dot matrix printer ? i have to pilot it for printing a pre formated bill for dental care. If anybody see what i mean.. I was wondering about how to do it in rebol, by passing by a markup langage but i dont know how it work. if anybody got an idea... |
Henrik 31-Jan-2007 [1251] | xavier, are you doing it from windows? |
xavier 31-Jan-2007 [1252x2] | yes |
i probably have to do it with a tally manesman if it can help | |
Henrik 31-Jan-2007 [1254] | I suppose it doesn't contain any graphics? if that's the case, you can print directly to the printer through LPT |
xavier 31-Jan-2007 [1255x3] | yes no graphics and by lpt i think |
it typically the kind of paper you got when you went out of the dentist, only caracters | |
and a dot matrix printer is not supposed to be connected by something else then the lpt port | |
Henrik 31-Jan-2007 [1258] | if you have access, try this on the machine in a dos prompt: echo test > lpt1: |
xavier 31-Jan-2007 [1259] | yes it s ok |
Henrik 31-Jan-2007 [1260] | ok, then you can do the same from within rebol. I don't know if you can write to LPT from within rebol though, but you can call dos commands the same way as you just did with CALL. |
xavier 31-Jan-2007 [1261] | yes .... and the format is 80x25 so i can put what i want where i want |
Henrik 31-Jan-2007 [1262] | yes, that should be possible |
xavier 31-Jan-2007 [1263] | thanks for your help ... sorry if my question was too simple |
Henrik 31-Jan-2007 [1264] | no problem. this can be hard to figure out sometimes. at least you got at choice between this or going full postscript which is considerably harder. :-) |
xavier 31-Jan-2007 [1265] | lollllll the tally will not support postscript and i dont need to do something harder |
Sunanda 31-Jan-2007 [1266] | You may wnat to investifate Epson escape codes, eg: http://www.cyberroach.com/analog/an10/epson.htm There is a chance the printer will respond to them, and it may give you extra flexibility -- eg sending tabs rather than loads of spaces; or bolding, underline etc. |
xavier 31-Jan-2007 [1267] | thanks .... terribly usefull too |
Henrik 31-Jan-2007 [1268] | btw. is there anything like ncurses for rebol? |
Sunanda 31-Jan-2007 [1269x2] | investifate --> invesigate (though I like the sound of the typo.....The sort of thing that happens to extras in the early reels of horror movies) |
A bit like curses: http://www.rebolforces.com/articles/tui-dialect/ | |
Henrik 31-Jan-2007 [1271] | neat. could sometimes be nice if you are using SSH terminals a lot. |
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