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Commodore BASIC  |  1990-02-12  |  976b  |  33 lines
  1. 1 GOTO16
  2. 2 GETA$:IFA$=""THEN10
  3. 3 IFA$>"/"ANDA$<":"THENSF=VAL(A$)-SS*(A$="0"):GOTO10
  4. 4 IFA$="[147]"THENSYS36888:GOTO10
  5. 5 IFA$="!"THENSYS36867:GOTO10
  6. 6 IFA$="="THENSYS36882:GOTO10
  7. 7 IFA$="&"THENSYS36879:GOTO10
  8. 8 IFA$=""THENSYS36885:GOTO10
  9. 9 A=USR(33),0:LOAD"CMND",D0
  10. 10 X=X+USR(121)*SF:Y=Y-USR(122)*SF
  11. 11 IFX>331THENX=12
  12. 12 IFX<12THENX=331
  13. 13 IFY>239THENY=40
  14. 14 IFY<40THENY=239
  15. 15 A=USR(34),X,Y,0:A=USR(34),16,Y,6:A=USR(34),X,231,7:RETURN
  16. 16 FORT=1TO2500:NEXT
  17. 17 A=USR(32),0
  18. 18 GOSUB2:A=USR(117):IFA<>16THEN18
  19. 19 SYS36864:X1=X-12:Y1=Y-40
  20. 20 A=USR(117):IFA<>0THEN20
  21. 21 A=USR(33),0:A=USR(34),0,Y,6:A=USR(34),X,255,7:A=USR(0),0,1,4
  22. 22 A=USR(21):A=USR(17):A=USR(19):A=USR(1)
  23. 23 PRINTCHR$(14)"[147][197]NTER [210] IN INCHES AND [212]HETA IN DEGREES.":PRINT
  24. 24 A$="":INPUT"[210]=";A$:R=VAL(A$)*60:IFR=0THEN32
  25. 25 A$="":INPUT"[212]HETA=";A$:IFLEN(A$)<1THEN32
  26. 26 T=VAL(A$):IFT>175THENT=T+.05
  27. 27 X2=X1+R*COS(T/180*(null)):Y2=Y1-R*SIN(T/180*(null))
  28. 28 IF(X2>320)OR(X2<0)OR(Y2>200)OR(Y2<0)THEN30
  29. 29 PRINT"[147]":A=USR(0),1,7,14:A=USR(1):A=USR(16):A=USR(66),X1,Y1,X2,Y2:GOTO17
  30. 30 PRINT:PRINT"[210] VALUE IS TOO LARGE.":PRINT"[200]IT ANY KEY TO CONTINUE."
  31. 31 GETA$:IFA$=""THEN31
  32. 32 PRINT"[147]":A=USR(0),1,7,14:A=USR(1):A=USR(16):GOTO17
  33.