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Drawing a "window"...Hi Folks, I want to display a blank window over an existing screen. It then draws a border around it but that is not the point of my question. Ini…
... a=3 TO 19:
PRINT AT a,7;" ":
NEXT ... /> As you can see the string contains the PAPER and AT ... plus the spaces. When I print m$ it is VERY quick ... +CHR$ 1+c$
140 PRINT AT 2,0;c$
Google Cloud PrintI use Firefox more than the Chrome browser as it surfs the WOS ftp data better. However I was looking at the Options (Under the Hood) when I noticed …
... ) when I noticed Google Cloud Print Beta. This has been available ... in hospital and he can print from his phone to my ...Kiwi OS for z80 computerHi everyone, Nearly made my z80 computer with 2K ROM 32K RAM. It has an OS im still writing called Kiwi (apple, blackberry, you get the idea ;D) he…
... PRESSED
;*********************************
;(PRINT SINGLE HEX CHARACTER)
;> ... HL WITH ADDRESS STRING LOCATION
CALL ASCII ;PRINT ADDRESS
LD ... HL WITH DATA STRING LOCATION
CALL ASCII ;PRINT DATA
POP ...Keys redefine routine and key check.I have written some asm code which allows me to redefine keys (for a game etc.), and also allows me to be able to check any keypresses for the redefi…
...
;
; prints a string which is terminated with $ff ... back
call pm_do_it ; print the message
ret
print
inc hl ; point ... the string
ret z ; so exit
rst 16 ; print ...checking bits in BASICThe question of manipulating bit patterns in BASIC was raised recently in this [thread=35728]Keys redefine routine and key check[/thread] thread. I s…
... a binary number in a string, and also a method using ... /> 5 LET bc=0: PRINT bc;"=";: PRINT ,FN b$(bc,10,2 ... 0011000000111001) then:
[code]
PRINT FN b$(FN h(12345 ... the reverse:
[code]
PRINT FN b$(00110000,2,10 ...Find-Fill-Copy functions for BASICThere's not much going on here, so here's three m/code routines to provide some data manipulation functions which are otherwise slow to do from BASIC…
... PI",fill)
* [optionally copy string 'c' to address 'a' then ... .
If no initialisation string is defined then 'copy' will ... each routine, using either:
"PRINT USR r0,p1[,p2...,pn ...Print Screen not Working on Windows 7I know I know this is chit chat and not a tech support forum. I ask here because the info on the web about this issue is generally shyte. I'm asking …
... the feature of pressing the "Print Screen" to commit the current ... but screen dumping via the print screen feature does nothing.
print screen key on this laptop ... how can I restore my print screen feature, I've tried ...Procrustean PrintingHere's a short routine to manage printing of text with command tokens, to avoid messing up the screen when they are expanded. It just prints as many …
... br /> ex de,hl ;HL=string pointer
ld b,a ... rst $10 ;print a character
pop hl ;HL=string pointer
NOSPACE:pop hl ;HL=string pointer
jr SSNEXT1
Indirect Variable AssignmentHere's another wacky routine. This allows assignment of values to variables where the source & destination variables can themselves be defined in var…
... 20 NEXT a
30 PRINT valA'valB'valC
31 ...
The syntax is:
;PRINT USR indirect,arg1,op,arg2 ...
;Indirect Variable Assignment
;PRINT USR indirect,arg1,op,arg2 ... ;evaluating to a (number or string) variable name.
;The two ...problem with RND (or maybe INT)I'm using this statement: LET m=(INT (RND*sn)+k1)*k2-k1 to give a pointer m to a 2-byte segment of a string l$. Items k1 & k2 are integer constants…
... 2-byte segment of a string l$. Items k1 & k2 ... number of segments in the string (ie. half the length of ... the string).
If I run ... (RND*sn)+k1)*k2-k1: PRINT m: NEXT p
string?Undefine functionHere's a routine to selectively remove variables from the VARS area and reclaim the space. This can be done partially from BASIC already by assigning…
... ; eg.:
[code]
PRINT USR undefine,"a","bbb","c ... FOR z=first TO last: PRINT USR undefine,z$(z);: NEXT ... from BASIC by:
;PRINT USR undefine,"arg1"[,"arg2"...,"argn ... br /> jr CHKNXT
;string or any array
STRARR ...Using the ROMs PRINT routineI really am starting from scratch again it seems, but how do you utilize the ROM routine to print characters, I think you point te BC register to an …
... utilize the ROM routine to print characters, I think you point ...DATA vs PRINT and OVERjust messing about and came across this alternative way of drawing a map....now before I start mucking about with my actual program.....is there any …
... any better than a simple PRINT instuction?
10 ... =1 TO 3: READ a$: PRINT AT m,1;a$: NEXT ... present etc
Would PRINT OVER be any use on ...more on storing mazesPrompted by Wookiee's escapades, I've been pondering on how to use DATA statements directly for displaying background graphics, thus avoiding the dup…
... ;
* numeric parameters following print controls use characters "?" to "?" ... to locate each graphics string;
* to print a background just ... , even in a DATA string within the program code).
REM print each DATA statement as m ...BOB the Screen BuilderHere's my first attempt to use that tokenising idea from "more on storing mazes" in a screen designer - "[url=http://www.users.globalnet.co.uk/~jg27p…
... encoded as a single DATA string with a mixture of printable ... used in the game to print the screens directly from the ... be able to read the print controls in the DATA lines ...Poking a string to memory...I'm looking to poke a string of characters including colour control codes to memory, I'm currently doing it by hand: 16,2,19,1,22,1,1,144 That equa…
... 'm looking to poke a string of characters including colour control ... do it by poking a string such as A$?Overflow Detection while Scanning a Number from a StringI've got some strange behaviour from a subroutine that reads a number from a string and converts it to a 32-bit long. It's C's strtol if it helps to…
... reads a number from a string and converts it to a ...Byte-order backbufferThis is a tool for Z80 coders who wish the Spectrum screen had a serial layout. It runs as an interrupt mode 2 service routine and uses POP and PUSH …
... /> sprite and text routines to print to the buffered display and ... Windows BMP files are flipped vertically)
org 63628
attributes ...Screen2StringFurther to writing that BASIC one-liner to redirect CAT to a string I thought that I'd do a general redirection routine for anything which normally p…
... characters to the upper screen (PRINT, LIST, CAT, LOAD ... errmm ... bytes being occupied by the string definition, pointer & ... br /> REM sa=string address; sl=string length; sd=DEFADD ... RETURN
REM update string definition
21 LET ...The ZX Spectrum on Your PC - print version (and discount)For those who are interested, 'The ZX Spectrum on Your PC' can now be bought in print (ISBN 9781471676215). You can see some pictures below. I'm ra…
... ' can now be bought in print (ISBN 9781471676215). You can see ...number padding functionI wrote a number padding function in BASIC a while ago, but when I came to want it again I couldn't find it, so I've done this enhanced [url=http://w…
... get USR to return a string rather than a number. The ... wider than the pad parameters print in full, as shown in ...OpenSE BASIC 3.1.1The eagle-eyed will have noticed that [url="http://www.worldofspectrum.org/infoseekid.cgi?id=0027510"]SE BASIC[/url] got an update last week. As a te…
... (e.g. PR. instead of PRINT). The EDIT key is gone ... 16-bit decimal to a string in hex format).
dungeon crawlerHi. I'm toying with idea of making simple dungeon crawler in spectrum basic and i actually got first version working somehow. [IMG]http://watashi.ic.…
... i simply print fifteen lines of fifteen empty spaces long string over ...WibbleBibble's Basic threadHi in an attempt to keep my questions from spamming the forum. I think its better to put them all in one place. Thanks everyone so far, I feel I am …
... LET I=2
40 PRINT AT L,C;"*"
50 ... GO TO 50
60 PRINT AT L,C;" "
70 ...PRINT a numerical value i.e. the scoreHow do you fo about printing a numerical value using the print routine in the ROM? For instance I have a value 0-255 and want to PRINT the result at…
... a numerical value using the print routine in the ROM?
PRINT the result at say 0 ... de, (address of text to print)
ld bc, (length of ... text to print)
call 8252
need a new method for m/c parameter assignmentI've been using a variable length function of the form: "FN a$(a$,a[,b...,z])=STR$ USR md" to search a data table and return a string result. By putt…
... return a string result. By putting a string definition as ... persuaded to return any string expression. This works but ... up things by using "PRINT USR a$,a[,b..., ... be used wherever a string expression can be used ... the speed of the PRINT method; probably some way ...Spectrum Print 'n' Plotter JotterSpectrum Print 'n' Plotter Jotter (the A3 one) Would also be interested in scans of the two pages it contained Chris
Spectrum Print 'n' Plotter Jotter (the A3 one)
Would also be interested in scans of the two pages it contained
Chrismulti-scroll m/c subroutine for BASICArising from recent posts, here's a scrolling routine that will manage multiple left/right scrollings for any (sensible) line width or step; (ie. whe…
Arising from recent posts, here's a scrolling routine that will manage multiple left/right scrollings for any (sensible) line width or step; (ie. where width isSpecBAS 0.759 Now available!Hi all - Another round of bugfixes and a couple (well, one) of new features! Go grab the latest from [url]http://www.specbas.co.uk/[/url] - linux a…
... can be embedded in a PRINT or TEXT command.
PRINT stream - also affects the new ... the contents of PRINT to a stream or string var, but also ...Questions about BasicHi everyone, I am Max, student of media studies in berlin, and I have to do a little project on the spectrum. I am working on a sinclair zx spectrum…
... +a(i): next
print b
instead of ... just adding: print a(1)+a(2)+a ... value of a integer or string, I don't know what ...
