Looking for an Inkey$ routine.

Code:

INK 7 : PAPER 0 : BORDER 0 : CLs
#include <times2.bas>
#include <print42.bas>
#include <print64.bas>


let length=60 : let rowx=0 : let xx$="<"

plot 0,0 : draw 255,0 :  draw 0,175 : draw -255,0 : draw 0,-175
doubleSizePrint(0,4,"The Spectrum")
doubleSizePrint(2,10,"Client")

printat42(5,4)
Print42("Welcome to the The Spectrum Client.")
printat64(7,8)
print64("With this client YOU can access the online MUD.")
printat64(8,25)
print64("The 8 Bit Mud.")
printat64(9,3)
print64("With the 8 Bit Mud, we will be adding text adventure games")
printat64(10,23)
print64("from the spectrum.")


PRINT AT 17,1;"PRESS 1 to Play or Q to Quit ";




MENUINPUT:
let a$="                   The Spectrum Client V 1.3                       Thanks to Polomint for his incomplete code.											 Thanks to John Metcalf for his help in the 64 column scroll code.											 Thanks to Boriel for his ZX Compiler.											 And THANKS to ME for this Rubbish code.                      "
FOR n=1 TO LEN a$
LET a$=a$(2 TO )+a$(1)

doubleSizePrint(20,1,a$(1 TO 31))
PAUSE 20
i$=inkey$
if i$="1" then goto THEBITMUD : end if
if i$="q" or i$="Q" then stop : end if
NEXT n

goto MENUINPUT

THEBITMUD:

INK 7 : PAPER 0 : BORDER 0 : CLS

doubleSizePrint(2,5,"Spectranet")
doubleSizePrint(4,12,"TCP")
doubleSizePrint(6,4,"Client  Test")

doubleSizePrint(10,5,"Looking up")
doubleSizePrint(12,2,"The 8 Bit Mud")

print at 18,0;

poke (@MyLabel3),0
poke (@MyLabel3+1),64

STARWARS:

INK 7 : PAPER 0 : BORDER 0 : CLS
doubleSizePrint(0,4,"Ardentcrests")
doubleSizePrint(2,5,"Spectranet")
doubleSizePrint(4,12,"TCP")
doubleSizePrint(6,4,"Client  Test")

doubleSizePrint(10,5,"Looking up")
doubleSizePrint(12,5,"Star Wars:")
doubleSizePrint(14,4,"Fall of the")
doubleSizePrint(16,8,"Empire")

print at 18,0;

poke (@MyLabel3),0
poke (@MyLabel3+1),128

goto THESTART

BBS:

INK 7 : PAPER 0 : BORDER 0 : CLS
doubleSizePrint(0,4,"Ardentcrests")
doubleSizePrint(2,5,"Spectranet")
doubleSizePrint(4,12,"TCP")
doubleSizePrint(6,4,"Client  Test")

doubleSizePrint(10,5,"Looking up")
doubleSizePrint(12,2,"The 8 Bit BBS")

print at 14,0;

poke (@MyLabel3),0
poke (@MyLabel3+1),24

goto THESTART



THESTART:


pause 50
pause 50

opensocket()


hostip()


connect()

sendfirst()

INK 7 : PAPER 0 : BORDER 0 : CLS

NETline()
MAIN:
   NETmainloop()
   gosub NETinputloop
   NETmainloop()
goto MAIN

NETinputloop:
    for timeout=0 to 1500 : next timeout
   if rowx=0 then printat64(22,0):print64(xx$+" "):goto NetJump1 : end if


   FOR ii = 0 TO rowx : printat64(22,ii):print64(chr$(peek (@MyLabel + ii))) : NEXT ii : print64(xx$+" ")

NetJump1:
   let k=code inkey$ : for timeout=0 to 1500 : next timeout
   if k>31 and k<128 then goto NetKeyPress : end if
   if k=13 then goto senddata : end if
   if k=12 then goto NetDeleteKey : end if
return

NetDeleteKey:
   if rowx=0 then goto NETinputloop : end if
   POKE (@MyLabel + (rowx-1)), 0
   let rowx = rowx - 1
return

NetKeyPress:
   if rowx=length then goto NETinputloop : end if
   POKE (@MyLabel + rowx), k
   let rowx = rowx + 1
return

senddata:
printat64(22,0):print64("                                                            ")
   POKE (@MyLabel + rowx), 13
   POKE (@MyLabel + rowx+1), 10
   poke (@MyLabel2),(rowx+2)
poke (@MyLabel2+1),0
   send2()
NETline()

for ii=0 to rowx+1 : POKE (@MyLabel + ii), 0 : next ii

let rowx=0
return


END

SUB fastcall NETline() 
   ASM
newline:
      ld hl, lineMSG
      ld bc, end1-lineMSG
      call myPrint42

   END ASM
END SUB

SUB fastcall opensocket() 
   ASM

      ld c, 1
      ld hl, SOCKET
      call HLCALL
      ld (v_sockfd), a
      ret

   END ASM
END SUB

SUB fastcall hostip() 
   ASM

      ld hl, serverhost
      ld de, ip_buffer
      ld ix, GETHOSTBYNAME
      call IXCALL
      ret
   END ASM
END SUB

SUB fastcall connect()
   ASM
      ld hl, connectingMSG
      ld   bc, end3-connectingMSG
      call myPrint42
   
      ; now actually connect...
      ld a, (v_sockfd)            ; get back the socket file descriptor
      ld de, ip_buffer            ; point to the dotted ip notation we got previously
      ld bc, (serverport)            ; the port I want to use to connect on... (22528 as is heh)
      ld hl, CONNECT
      call HLCALL               ; call the Spectranet CONNECT ROM routine, :D
      ;jp c, commerror            ; carry is set if there is an error (fingers crossed k)
   
      ; CONNECTED !!!
      xor a
      inc a
      ld (connected), a
   
      ld hl, connectedMSG
      ld bc, end5-connectedMSG
      call myPrint42
END ASM
END SUB

SUB fastcall sendfirst()
   ASM
      ld a, (v_sockfd)
      ld de, garbage
      ld bc, garbageend-garbage
      ld hl, SEND
      call HLCALL
   END ASM
END SUB



SUB fastcall send2()
   ASM
      ld a, (v_sockfd)
      ld de, text1
      ld bc, (length1)
      ld hl, SEND
      call HLCALL
   END ASM
END SUB


SUB fastcall NETmainloop()
ASM

   ; main receive loop, :/
.tightloop:
   ; poll the socket to see if data is waiting
   call   pollSocket
   jr c, .no_data1
   ; there is data to be collected
.gData2:
   call   clearBuffer
   ld a, (v_sockfd)
   ld de, responseBuffer
   ld bc, responseBufferEnd-responseBuffer
   ld hl, RECV
   call HLCALL
   jp c, commerror
   ld hl, responseBuffer         ; get the address of the buffer
   add hl, bc               ; add on the number of received bytes
   inc hl
   ld (hl), msgEND            ; mark that point as the end of the text
   call   displayData            ; and just display that, :D
   jr .tightloop
.no_data1:   
scf
;   xor a
; .checkkeys:   

;   jr nc, .tightloop

   ; now close the socket, dunno why cos I ain't never ever gonna give you up, err, I mean drop to BASIC
            ; green indicates complete run through worked ok...
   ret
;========================================================================   

pollSocket:
   ; returns carry clear if data to be fetched
   ; or set carry to indicate no data...
   ld   a, (v_sockfd)
   ld   hl, POLLFD
   CALL HLCALL
   jr   z, .nodata
   scf
   ccf
   ret
.nodata:
   scf
   ret


displayData:
   ;ld a, 3
   ;out ($fe), a
   ld hl, responseBuffer
   call myPrint64
call newline
   ret

END ASM
END SUB

SUB fastcall clearBuffer()
ASM
clearBuffer:
   ld   hl, responseBuffer
   ld   de, responseBuffer+1
   ld   bc, responseBufferEnd-responseBuffer-1
   ld   (hl), 32
   ldir
   ret
END ASM
END SUB

SUB fastcall commerror()
   ASM
      commerror:
      ld a, 2
      out ($fe), a               ; turn border red to indicate error... :/
      ld hl, errorMSG
      call myPrint42            ; print the error msg
      ld a, (v_sockfd)
      and a                  ; do we have a socket?
      ret z                  ; nope, so return ;NOTE: This may cause a ret to BASIC, grr, will sort it later, :p
      ld hl, CLOSE               ; we have a socket, so clean it up
      call HLCALL
      ;call end_interrupts         ; reset interrupts back to im 1..
      ret
   END ASM
END SUB

SUB fastcall myPrint42()
ASM
myPrint42:
   push   af
   push   ix
   push   hl
   ld    ix, PRINT42
   CALL    IXCALL
   pop   hl
   pop   ix
   pop   af
   ret
END ASM
END SUB







 ASM

msgEND         EQU 0
msgCR               EQU 10

RET_OK         EQU 0
RET_SOCKERR      EQU 1
RET_PORTERR      EQU 2
RET_RECEIVEERR   EQU 4
RET_UNKNOWN      EQU 128

SOCK_STREAM      EQU 1
SOCK_DGRAM      EQU 2
SOCK_RAW         EQU 3
CALLBAS         EQU 0x10
STACK_BC         EQU $2D2B
PRINT_FP         EQU $2DE3



MODULECALL           equ $3FF8
MODULECALL_NOPAGE   equ $28
PAGEIN               equ $3FF9
PAGEOUT             equ $007C
HLCALL              equ $3FFA
IXCALL              equ $3FFD

; Port defines
CTRLREG              equ $033B
CPLDINFO             equ $023B

; Jump table entry points
SOCKET              equ $3E00      ; Allocate a socket
CLOSE               equ $3E03      ; Close a socket
LISTEN             equ $3E06      ; Listen for incoming connections
ACCEPT               equ $3E09      ; Accept an incoming connection
BIND               equ $3E0C      ; Bind a local address to a socket
CONNECT              equ $3E0F      ; Connect to a remote host
SEND               equ $3E12      ; Send data 
RECV               equ $3E15      ; Receive data 
SENDTO             equ $3E18      ; Send data to an address
RECVFROM           equ $3E1B      ; Receive data from an address
POLL               equ $3E1E      ; Poll a list of sockets
POLLALL            equ $3E21      ; Poll all open sockets
POLLFD             equ $3E24      ; Poll a single socket
GETHOSTBYNAME      equ $3E27      ; Look up a hostname
PUTCHAR42          equ $3E2A      ; 42 column print write a character
PRINT42            equ $3E2D      ; 42 column print a null terminated string
CLEAR42            equ $3E30      ; Clear the screen and reset 42-col print
SETPAGEA           equ $3E33      ; Sets page area A
SETPAGEB           equ $3E36      ; Sets page area B
LONG2IPSTRING      equ $3E39      ; Convert a 4 byte big endian long to an IP
IPSTRING2LONG      equ $3E3C      ; Convert an IP to a 4 byte big endian long
ITOA8              equ $3E3F      ; Convert a byte to ascii
RAND16             equ $3E42      ; 16 bit PRNG
REMOTEADDRESS      equ $3E45      ; Fill struct sockaddr_in
IFCONFIG_INET      equ $3E48      ; Set IPv4 address
IFCONFIG_NETMASK    equ $3E4B      ; Set netmask
IFCONFIG_GW        equ $3E4E      ; Set gateway
INITHW             equ $3E51      ; Set the MAC address and initial hw registers
GETHWADDR          equ $3E54      ; Read the MAC address
DECONFIG           equ $3E57      ; Deconfigure inet, netmask and gateway
MAC2STRING         equ $3E5A      ; Convert 6 byte MAC address to a string
STRING2MAC         equ $3E5D      ; Convert a hex string to a 6 byte MAC address
ITOH8              equ $3E60      ; Convert accumulator to hex string
HTOI8              equ $3E63      ; Convert hex string to byte in A
GETKEY             equ $3E66      ; Get a key from the keyboard, and put it in A
KEYUP              equ $3E69      ; Wait for key release
INPUTSTRING        equ $3E6C      ; Read a string into buffer at DE
GET_IFCONFIG_INET    equ $3E6F      ; Gets the current IPv4 address
GET_IFCONFIG_NETMASK    equ $3E72      ; Gets the current netmask
GET_IFCONFIG_GW    equ $3E75      ; Gets the current gateway address
SETTRAP              equ $3E78      ; Sets the programmable trap
DISABLETRAP        equ $3E7B      ; Disables the programmable trap
ENABLETRAP         equ $3E7E      ; Enables the programmable trap
PUSHPAGEA          equ $3E81      ; Pages a page into area A, pushing the old one
POPPAGEA           equ $3E84      ; Restores the previous page in area A
PUSHPAGEB          equ $3E87      ; Pages into area B pushing the old one
POPPAGEB           equ $3E8A      ; Restores the previous page in area B
PAGETRAPRETURN     equ $3E8D      ; Returns from a trap to page area B
TRAPRETURN         equ $3E90      ; Returns from a trap that didn't page area B
ADDBASICEXT        equ $3E93      ; Adds a BASIC command
STATEMENT_END      equ $3E96      ; Check for statement end, exit at syntax time
EXIT_SUCCESS       equ $3E99      ; Use this to exit successfully after cmd
PARSE_ERROR        equ $3E9C      ; Use this to exit to BASIC with a parse error
RESERVEPAGE        equ $3E9F      ; Reserve a page of static RAM
FREEPAGE           equ $3EA2      ; Free a page of static RAM
REPORTERR          equ $3EA5      ; report an error via BASIC



lineMSG:         defm " "
            defm 10,13
end1:            defm 0

connectingMSG:      defm "Connecting..."
            defm 13
end3:            defm 0

allocatingMSG:      defm "Allocating resources..."
            defm 13
end4:            defm 0

connectedMSG:      defm "Connected. "
            defm 13
end5:            defm 0

receivngMSG:      defm "Receiving data."
            defm 13
end6:            defm 0

errorMSG:         defm "Failed."
            defm 13
end7:            defm 0

doneMSG:         defm "Done"
            defm 13
end8:            defm 0

waitingMSG:      defm "I iz waitingz k :p"
            defm 13
end9:            defm 0

crMSG:         defm 13
end10:         defm 0

v_sockfd:           defb 0                ; storage for socket file descriptor

more:            ds 60
connected:         defb 0            ; 0 means not connected, 1 means connected
ip_buffer:          defb 0, 0, 0, 0          ; leave 4 bytes free for an IP address

garbage:         defm ""
defm 10
garbageend:      defb 0

responseBuffer:      ds 1024
responseBufferEnd:   defm 0

garbage2:         defm "daddydaylight"

serverhost:      defb "the8bitmud.zapto.org"
END ASM

   MyLabel3:
      ASM
       serverport:      ds 2
       END ASM

   MyLabel:
      ASM
       text1:         ds 60
       END ASM

       MyLabel2:
       ASM
       length1:         ds 2
   END ASM

Code:

SUB doubleSizePrintChar(y AS UBYTE, x AS UBYTE, thingToPrint AS UBYTE)
' Prints a single character double sized.
' Takes X and Y values as character positions, like print.
' takes an ascii code value for a character.
' By Britlion, 2012.
 
ASM
LD A,(IX+5) 	;' Y value
CP 22
JP NC, doubleSizePrintCharEnd
 
;' A=y value
LD E,A
AND 24			 ; calculate
OR 64			 ; screen
LD H,A			 ; address
LD A,E			 ; FOR 
AND 7			 ; row
OR a			 ; Y
RRA
RRA
RRA
RRA
LD E,A
 
LD A,(IX+7) 	;' X Value
CP 30
JP NC, doubleSizePrintCharEnd
 
ADD A,E			;' correct address for column value. (add it in)
LD L,A
EX DE,HL		;' Save it in DE
 
LD A,(IX+9) 	;'Character
 
CP 164 		;' > UDG "U" ?
JP NC, doubleSizePrintCharEnd
 
CP 32  		;' < space+1?
JP C, doubleSizePrintCharEnd
 
CP 144 		;' >144?
JP NC, doubleSizePrintCharUDGAddress
 
LD L,A
LD H,0
 
ADD HL,HL
ADD HL,HL
ADD HL,HL	;' multiply by 8.
LD BC,(23606)	;' Chars
ADD HL,BC 	;' Hl -> Character data.
EX DE,HL	;' DE -> character data, HL-> screen address.
JP doubleSizePrintCharRotateLoopCharStart
 
doubleSizePrintCharUDGAddress:
LD HL,(23675)    ;'UDG address
SUB 144
ADD A,A         ;multiply by 8.
ADD A,A
ADD A,A
ADD A,L
LD L,A
 
JR NC, doubleSizePrintCharUDGAddressNoCarry 
INC H
doubleSizePrintCharUDGAddressNoCarry:
 
;' At this point HL -> Character data in UDG block.
EX DE,HL ;' DE -> character data, HL-> screen address.
 
doubleSizePrintCharRotateLoopCharStart:
LD C,2 ;' 2 character rows.
doubleSizePrintCharRotateLoopCharRowLoopOuter:
LD b,4 ;' 4 source bytes to count through per character row.
doubleSizePrintCharRotateLoopCharRowLoopInner:
   PUSH BC
 
   LD A,(DE) ;' Grab a bitmap.
   PUSH DE
 
   LD B,4
   LD C,A ; Copy BYTE so we can put two into the big version.
   doubleSizePrintCharRotateLoop1:
      RRA  ; one bit into carry
      RR E ; one bit into result
      RR C ; same bit into carry again
      RR E ; duplicated bit into result
   DJNZ doubleSizePrintCharRotateLoop1 
 
   LD B,4
   doubleSizePrintCharRotateLoop2:
       RRA
       RR D ; Other register FOR other half of big 16 bit line. 
       RR C
       RR D
   DJNZ doubleSizePrintCharRotateLoop2 
 
   LD (HL),D	;' Output first byte
   INC HL	;' Move right
   LD (HL),E	;' Second half.
   DEC HL	;' Move left
   INC H	;' Move down
   LD (HL),D	;' Output second row (copy of first), first byte.
   INC HL	;' Move right
   LD (HL),E	; Output second row, second BYTE
   DEC HL	; Move left
   INC H	; Move down.
   POP DE
   INC DE 
   POP BC
DJNZ doubleSizePrintCharRotateLoopCharRowLoopInner
; CALL __DECY+2 	;'Jump into the DRAW next_line_down routine, at a convenient point (accounting for the INC H above)
; Can't seem to call to this at the moment! Here in longhand form:
 
ld a, h
AND 7
jr nz, doubleSizePrintCharRotateNextCharRow
ld a, l
add a, 32
ld l, a
jr c, doubleSizePrintCharRotateNextCharRow
ld a, h
SUB 8
ld h, a
 
doubleSizePrintCharRotateNextCharRow:
 
DEC C
JR NZ, doubleSizePrintCharRotateLoopCharRowLoopOuter 
 
doubleSizePrintCharEnd:
END ASM
END SUB
 
SUB doubleSizePrint(y AS UBYTE, x AS UBYTE, thingToPrint$ AS STRING)
'Uses doubleSizePrintChar subroutine to print a string.
'By Britlion, 2012
 
   DIM n AS UBYTE
   FOR n=0 TO LEN thingToPrint - 1
      doubleSizePrintChar(y,x,CODE thingToPrint$(n) )
      x=x+2
   NEXT n
END SUB