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Commodore BASIC  |  1990-02-12  |  1KB  |  49 lines
  1. 1 OPEN15,D0,15,"UI:":CLOSE15
  2. 2 A=USR(32),0:CM=0:GOTO24
  3. 3 TH=(null):XC=X2:YC=Y1:T1=-1:T2=-1:RETURN
  4. 4 TH=3*(null)/2:XC=X1:YC=Y2:T1=-1:T2=1:RETURN
  5. 5 TH=(null)/2:XC=X1:YC=Y2:T1=1:T2=-1:RETURN
  6. 6 TH=0:XC=X2:YC=Y1:T1=1:T2=1:RETURN
  7. 7 GETA$:IFA$=""THEN18
  8. 8 IFA$>"/"ANDA$<":"THENSF=VAL(A$)-SS*(A$="0"):GOTO18
  9. 9 IFA$="[147]"THENSYS36888:GOTO18
  10. 10 IFA$="#"THENSYS36876:GOTO18
  11. 11 IFA$="!"THENSYS36867:GOTO18
  12. 12 IFA$="="THENSYS36882:GOTO18
  13. 13 IFA$="&"THENSYS36879:GOTO18
  14. 14 IFA$=CHR$(20)THENSYS36885:GOTO18
  15. 15 IFA$="+"THENCM=1+(CM=1):GOTO18
  16. 16 IFA$=CHR$(136)THEN41
  17. 17 IFA$=CHR$(140)THENGOSUB45
  18. 18 X=X+USR(121)*SF:Y=Y-USR(122)*SF
  19. 19 IFX>331THENX=331
  20. 20 IFX<12THENX=12
  21. 21 IFY>239THENY=239
  22. 22 IFY<40THENY=40
  23. 23 A=USR(34),X,Y,0:A=USR(34),16,Y,6:A=USR(34),X,231,7:RETURN
  24. 24 GOSUB7:A=USR(117):IFA<>16THEN24
  25. 25 SYS36864:X1=X-12:Y1=Y-40:A=USR(34),X,Y,1:A=USR(32),1
  26. 26 A=USR(117):IFA<>0THEN26
  27. 27 GOSUB7:A=USR(117):IFA<>16THEN27
  28. 28 X2=X-12:Y2=Y-40:A=USR(34),X,Y,2:A=USR(32),2
  29. 29 A=USR(117):IFA<>0THEN29
  30. 30 A=USR(33),1:A=USR(33),2:IFX1=X2THENIFY1=Y2THEN40
  31. 31 A=USR(33),0:ON-2*(X1>X2)-(Y1>Y2)+1GOSUB3,4,5,6:X3=X1:Y3=Y1
  32. 32 FORPH=THTOTH+(null)/2STEP(null)/10
  33. 33 X4=.5+XC+(X1-X2)*COS(PH)*T1:Y4=.5+YC-(Y1-Y2)*SIN(PH)*T2
  34. 34 IF(X4>320)OR(X4<0)THEN38
  35. 35 IF(Y4>200)OR(Y4<0)THEN38
  36. 36 A=USR(66),X4,Y4,X3,Y3
  37. 37 X3=X4:Y3=Y4
  38. 38 NEXT
  39. 39 A=USR(66),X4,Y4,X2,Y2
  40. 40 A=USR(32),0:GOTO24
  41. 41 FORT=0TO3:A=USR(33),T:NEXT:SYS36912
  42. 42 GETA$:IFA$=""THEN42
  43. 43 POKE780,ASC(A$):SYS32813
  44. 44 GOTO2
  45. 45 FI$="JJHA":SYS36864:DR=PEEK(36863):POKE36863,PEEK(36862)
  46. 46 POKE183,LEN(FI$):FORT=1TOLEN(FI$):POKE827+T,ASC(MID$(FI$,T,1)):NEXT:SYS32792
  47. 47 GETA$:IFA$=""THEN47
  48. 48 POKE36863,DR:SYS36885:RETURN
  49.