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- 100 rem ** Skyscape ** Compute Dec 1985 ** Atari ST version by Jeff Johnson
- 101 rem ** Compute didn't want to publish this ST version so I'm
- 102 rem ** putting it in the public domain. Enjoy it. Jeff.
- 110 clearw(2):fullw(2):poke contrl,14:poke contrl+2,0
- 120 poke contrl+6,4:poke intin,3:poke intin+2,0
- 130 poke intin+4,0:poke intin+6,1000:vdisys
- 140 gosub 3100:gotoxy 20,16:color 2:? "Press any key to continue!";:i$=input$(1)
- 150 color 1
- 160 d$="000031059090120151181212243273304334":k1=1440:dim hc%(22):mm$="041079040
- 170 m$="286317345011041072102133164194225255":d$(1)="S":d$(2)="N":es=93
- 180 a$="JANFEBMARAPRMAYJUNJULAUGSEPOCTNOVDEC":oo$="OUT OF RANGE!":dg$=chr$(248)
- 190 md$="312831303130313130313031":d9=atn(1)/45
- 200 read ee:read m9:dim p(6,6),screen%(40,14)
- 210 def fnr(x)=int(x*10+.5)/10
- 220 def fns(x)=int(x*100+.5)/100
- 230 for y=1 to 2:for x=1 to 6:read p(x,y):next:next:y=0
- 240 for x=1 to 6:read p$(x),p(x,3):next
- 250 for x=1 to 7:read pp(x):next
- 260 j$="SATSUNMONTUEWEDTHUFRI":for x=1 to 12:read f$
- 270 cc$=cc$+" "+f$:next:cc$=cc$+cc$:f$=right$(cc$,9):cc$=f$+cc$
- 280 for x=1 to 8:read ph$(x):next
- 290 for x=1 to 22:read hc%(x):next:goto 1200
- 300 cc=mt-720:if cc<0 then cc=cc+k1
- 310 cc=cc/120:cd=cc-int(cc):cc=int(cc):cd=int(cd*7+.2):cc=81-(cc*7+cd)
- 320 gosub 2440:if ll<0 then gosub 2980
- 330 print cd$:return
- 340 gosub 3060
- 350 gotoxy sl,4:? "** DAY'S SKY **":gotoxy sl,5:? "--------------"
- 360 gotoxy sl,7:? "INPUT THE TIME:":gotoxy sl,8:? "--------------"
- 370 gotoxy sl,9:? "HOUR (0-23)";:gosub 2810:if i$<>"" then t1=val(i$)
- 380 if t1<0 or t1>23 then gotoxy sl+3,10:? oo$:goto 370
- 390 gotoxy sl,11:? "MINUTE (0-59)";:gosub 2810:if i$<>"" then t2=val(i$)
- 400 if t2<0 or t2>59 then gotoxy sl,12:? oo$:goto 390
- 410 r$=right$(str$(t1),2):t$=str$(t2):if t2<10 then t$="0"+right$(t$,1)
- 420 t$=right$(t$,2)
- 430 gotoxy sl,14:? "TIME-- "r$":"t$
- 440 gotoxy 20,17:gosub 2590:if i$="N" or i$="n" then 340
- 450 color 1:clearw(2):t3=t1*60+t2+aa-720:if t3<0 then t3=t3+k1
- 460 if t3>k1 then t3=t3-k1
- 470 mt=t3-360:if mt<0 then mt=mt+k1
- 480 pt=t3+360:if pt>k1 then pt=pt-k1
- 490 poke contrl,32:poke contrl+2,0:poke contrl+6,1:rem trasparent write
- 500 poke intin,2:vdisys
- 510 gotoxy 5,0:? "--DAY'S SKY-- ";:gosub 2190:tim$=" "+r$+":"+t$
- 520 gotoxy 0,0:?:gotoxy 39,0:? tim$
- 530 for i=0 to 13:for j=0 to 39:screen%(j,i)=0:next:next
- 540 c=3:color 1:tm=val(r$+"."+t$):if tm<6 or tm>18 then c=1:color 3
- 550 poke contrl,25:poke contrl+2,0:poke contrl+6,1:rem set fill color
- 560 poke intin,c:vdisys
- 570 poke contrl,9:poke contrl+2,5:poke contrl+6,0:rem filled rectangle
- 580 restore 3040:for i=0 to 9:read zz:poke ptsin+i*2,zz:next
- 590 vdisys
- 600 xx=7+lc:gotoxy 5,xx
- 610 ? " - - - - - - - - - - - - - - - - - - - - - - "
- 620 poke contrl,25:poke contrl+2,0:poke contrl+6,1:rem change color
- 630 poke intin,2:vdisys
- 640 poke contrl,9:poke contrl+2,5:poke contrl+6,0:rem filled rectangle
- 650 restore 3050:for i=0 to 9:read zz:poke ptsin+i*2,zz:next
- 660 vdisys
- 670 gotoxy 5,15:color 1:gosub 300:gotoxy 5,16:color 0:if ll<0 then 700
- 680 if ll>24 then ? "E"spc(21)"S"spc(21)"W":goto 720
- 690 ? "UP-NORTH ----OVERHEAD DOWN-SOUTH":goto 720
- 700 if ll<-24 then ? "E"spc(21)"N"spc(21)"W":goto 720
- 710 ? "UP-SOUTH ----OVERHEAD DOWN-NORTH"
- 720 t4=aa:gosub 1100:y8=888
- 730 if y9=999 then 800
- 740 gosub 2820:y8=y9:if a1<0 then 800
- 750 if u9>17 or u9<4 then 800
- 760 u9=u9-3:y9=y9+15
- 770 gotoxy 0,0:?
- 780 screen%(54-y9,u9-2)=1
- 790 color 0:gotoxy 59-y9,u9:?chr$(42)
- 800 t4=aa+m2*k1:if t4>k1 then t4=t4-k1
- 810 color 1:if tm<6 or tm>18 then color 3
- 820 gosub 1100:if y9=999 then 880
- 830 mm=int(m1/9.83333)+1:gosub 1180
- 840 gosub 2820:if u9>17 or u9<4 then 880
- 850 u9=u9-3:y9=y9+15
- 860 screen%(54-y9,u9-2)=1
- 870 gotoxy 59-y9,u9:? chr$(mm)
- 880 for x=1 to 7:if x=7 then gosub 2710
- 890 if right$(b$,5)="COMET" and x=7 then 930
- 900 if x=7 then 1000
- 910 t4=p(x,6):gosub 1100:if y9=999 then 1000
- 920 u9=sin((p(x,6)/4)/(1/d9)):u9=int(-3*u9+.5)
- 930 gosub 2830
- 940 if u9<4 or u9>17 then 1000
- 950 u9=u9-3:y9=y9+15
- 960 z=screen%(54-y9,u9-2)
- 970 if z then u9=u9+sgn(ll)+(ll=0):goto 960
- 980 screen%(54-y9,u9-2)=1
- 990 gotoxy 59-y9,u9:? chr$(pp(x));
- 1000 rem dummy line
- 1010 next:color 1:gotoxy 40,17:? chr$(42);:gotoxy 0,0:?
- 1020 gotoxy 1,17:color 3:for x=1 to 6:?chr$(pp(x));p$(x);" ";:next
- 1030 ? " *SUN )O(MOON";
- 1040 gotoxy 0,0:?:gotoxy 40,17:? "ONEW MOON+SUN ";b$;:gotoxy 0,0:?
- 1050 color 2:gotoxy 47,15:? "T- NEW TIME, D- DATE,"
- 1060 gotoxy 47,16:? "P- P. TABLE, L- LAT";:sl=49
- 1070 poke contrl,32:poke contrl+2,0:poke contrl+6,1:rem normal write
- 1080 poke intin,1:vdisys
- 1090 color 1:goto 2360
- 1100 y9=999:if mt<pt then 1140
- 1110 if t4<mt and t4>pt then return
- 1120 if t4<mt or t4>k1 then t4=t4+k1
- 1130 goto 1150
- 1140 if t4<mt or t4>pt then return
- 1150 y9=int((t4-mt)/18+.5):if y9=40 then y9=39
- 1160 return
- 1170 u9=sin((t4/4)/(1/d9)):u9=int(-3*u9+.5):return
- 1180 mm=val(mid$(mm$,3*mm-2,3)):if l<0 and mm<>81 then mm=abs(mm-81)
- 1190 return
- 1200 color 1:clearw(2):gotoxy 15,0:? "************** SKYSCAPE **************"
- 1210 gotoxy 10,2:? "DATE INPUT":s1=0
- 1220 gotoxy 10,3:? "----------":if y<>0 then gotoxy 38,2:gosub 2190
- 1230 gotoxy 4,5:? "YEAR";:gosub 2810:if i$<>"" then y=val(i$)
- 1240 if y<1977 then ? "MUST BE AFTER 1977":goto 1230
- 1250 gosub 2260:gotoxy 4,7:? "MONTH (1-12)";:gosub 2810:if i$<>"" then m=val(i$)
- 1260 if m<1 or m>12 then ? oo$:goto 1250
- 1270 di=val(mid$(md$,2*m-1,2)):di=di-(m=2)*ly:di$=str$(di)
- 1280 gotoxy 4,9:? "DAY (1-"di$")";:gosub 2810:if i$<>"" then d=val(i$)
- 1290 if d<1 or d>di then ? oo$:goto 1280
- 1300 h$=mid$(a$,(m*3)-2,3):gotoxy 4,11:? "LATTITUDE (0-90)";:gosub 2810
- 1310 if i$<>"" then ll=val(i$)
- 1320 gosub 2860
- 1330 if abs(ll)>90 then ? oo$:goto 1300
- 1340 d1=val(mid$(d$,(m*3)-2,3))+d:gosub 2300:if m>2 then d1=d1+ly:y1=y1+ly
- 1350 s=0:gosub 1930:gotoxy 38,2:gosub 2190:gotoxy 38,3:? "----------------------
- 1360 gotoxy 20,17:gosub 2590:if i$="N" or i$="n" then 1200
- 1370 gotoxy 20,17:? " ";
- 1380 d2=val(mid$(m$,(m*3)-2,3))+d:gosub 2300:if m>2 then d1=d1+ly:y1=y1+ly
- 1390 d3=d2-185:if m=3 and d<20 then d2=d2+ly:d3=d3+ly
- 1400 if d3<=0 then a=180*d2/185:goto 1420
- 1410 a=(180*d3/(180+zy))+180
- 1420 if a<180 then s=23.43333*sin(d9*d2*180/185)
- 1430 if a>180 then s=-23.43333*(sin(d9*d3))
- 1440 if a>=360 then a=a-360
- 1450 a=fnr(a)
- 1460 s=fnr(s):a1=(sgn(ll)-(ll=0))*s+90-abs(ll):a1=fnr(a1):gosub 1880:gosub 1830
- 1470 w=1-(ll<0):if a1>90 then a1=180-a1:w=3-w
- 1480 gotoxy 0,0:?
- 1490 gotoxy 32,6:? "DAY OF THE YEAR----------- ";d1
- 1500 gotoxy 32,7:? "SUN'S GEOCENTRIC ANGLE---- ";str$(a);dg$
- 1510 gotoxy 32,8:? "SUN'S DECLINATION--------- ";str$(s);dg$
- 1520 gotoxy 32,9:? "SUN'S ALTITUDE AT NOON---- ";str$(a1);dg$;d$(w)
- 1530 gotoxy 32,10:? "SUN'S RIGHT ASCENSION----- ";a3$
- 1540 gotoxy 32,11:? "R.A. AT 9:00PM------------ ";a5$
- 1550 gotoxy 32,12:? "MOON'S AGE---------------- ";str$(m1);"DY"
- 1560 gotoxy 32,13:? "MOON'S ELONGATION--------- ";str$(m8);dg$;l$
- 1570 gotoxy 32,14:? "MOON'S PHASE - "ph$(m3)
- 1580 gotoxy 20,17:? "-P- PLANET TABLE, -D- NEW DATE";:goto 2360
- 1590 color 1:clearw(2):gotoxy 20,0:? "SKYSCAPE- ";:gosub 2190:s1=1
- 1600 gotoxy 10,1:?" "
- 1610 gotoxy 10,2:? "** PLANET TABLE **":gotoxy 10,3:? "------------------"
- 1620 gotoxy 2,4:? "PLANET DIST. ANG. W/ SUN R.A."
- 1630 gotoxy 2,5:? "------------------------------------"
- 1640 for x=1 to 6:a2=y1/p(x,2)-int(y1/p(x,2)):q3=1
- 1650 a2=(a2*360)+p(x,1):if a2>360 then a2=a2-360
- 1660 e=180+a:if e>360 then e=e-360
- 1670 e1=abs(e-a2):if e1>180 then e1=360-e1
- 1680 gosub 1950:e1=e1*d9:p5=p(x,3):if x=3 then gosub 2420
- 1690 p(x,4)=sqr(1+p5^2-2*p5*cos(e1)):xx=((p5^2-1-p(x,4)^2)/(-2*p(x,4)))
- 1700 p(x,5)=-atn(xx/sqr(-xx*xx+1))+atn(1)*2:p(x,4)=int(p(x,4)*93+.5)
- 1710 p(x,5)=p(x,5)/d9
- 1720 p(x,5)=fns(p(x,5)):q1$=str$(p(x,4)):q2$=str$(p(x,5))
- 1730 q1=len(q1$):q2=len(q2$):gosub 2050
- 1740 gotoxy 2,x+5:? p$(x);tab(16-q1);q1$;tab(26-q2);q2$;:if q3=-1 then ? dg$"W";
- 1750 if q3=1 then ? dg$"E";
- 1760 gosub 2100:q4$=str$(q4):q5$=str$(q5):if q5<10 then q5$="0"+right$(q5$,1)
- 1770 q5$=right$(q5$,2):q4$=q4$+":"+q5$:z=len(q4$)
- 1780 ? tab(30);qq$;tab(38-z);q4$:next:gotoxy 2,13:? "* - VISIBLE AT 9 P.M."
- 1790 gotoxy 2,14:? "SUN'S R.A. -------";spc(q8);a3$
- 1800 gotoxy 2,15:? "R.A. at 9:00PM ---";spc(q9);a5$
- 1810 sl=46:gotoxy 20,17:? "-S- FOR DAY'S SKY, -D- FOR NEW DATE";
- 1820 gotoxy 0,0:?:goto 2360
- 1830 a2=k1*a/360:if a2>k1 then a2=a2-k1
- 1840 a3=int(a2/60):a4=a2-a3*60:a5=a3+9:if a5>23 then a5=a5-24
- 1850 a4=int(a2-a3*60+.5):if a4=60 then a4=0:a3=a3+1
- 1860 if a3=24 then a3=0
- 1870 aa=a3*60+a4:goto 2220
- 1880 m1=((y1/m9)-int(y1/m9))*m9+10:if m1>m9 then m1=m1-m9
- 1890 gosub 2620:m8=360*m2:if m8>180 then l$="W"
- 1900 if m8<=180 then l$="E"
- 1910 if m8>180 then m8=360-m8
- 1920 m1=int(m1+.5):m8=fnr(m8):return
- 1930 yy=int(7*(y1/7-int(y1/7))+.2):if yy=0 then yy=7
- 1940 k$=mid$(j$,(yy*3)-2,3):return
- 1950 q3=0:q1=e+180:if q1>360 then 1990
- 1960 if a2>e and a2<q1 then 1980
- 1970 q3=1:return
- 1980 q3=-1:return
- 1990 q1=q1-360:if a2<=360 and a2>e then 1980
- 2000 if q3<>0 then return
- 2010 if a2>0 and a2<=q1 then 1980
- 2020 if q3<>0 then return
- 2030 if a2>q1 then 1970
- 2040 return
- 2050 q5=q3*p(x,5)*4+aa:if q5<0 then q5=q5+k1
- 2060 if q5>k1 then q5=q5-k1
- 2070 p(x,6)=q5:q4=int(q5/60):q5=int(q5-q4*60+.5):if q5=60 then q5=0:q4=q4+1
- 2080 if q4=24 then q4=0
- 2090 return
- 2100 su=a5*60+a4:ps=su+360:ms=su-360:if ps>k1 then ps=ps-k1
- 2110 if ms<0 then ms=ms+k1
- 2120 if ms>ps then 2150
- 2130 if p(x,6)<ps and p(x,6)>ms then 2180
- 2140 qq$=" ":return
- 2150 if p(x,6)<k1 and p(x,6)>ms then 2180
- 2160 if p(x,6)<ps then 2180
- 2170 goto 2140
- 2180 qq$="*":return
- 2190 ll$=right$(str$(abs(ll)),2):if abs(ll)<10 then ll$=" "+right$(ll$,1)
- 2200 ? k$;"-- ";h$;str$(d);",";y;" ";ll$;dg$;:? mid$("SN",(ll<0)+2,1);
- 2210 retur0 retur0 retur0 retur0 returhen t3=t3+k1
- 460 if t3>k1 then t3=t3-k1
- 470 mt=t3-360:if mt<0 then mt=mt+k1
- 480 pt=t3+360:if pt>k1 then pt=pt-k1
- 490 poke contrl,32:poke contrl+2,0:poke contrl+6,1:rem trasparent write
- 500 poke intin,2:vdisys
- 510 gotoxy 5,0:? "--DAY'S SKY-- ";:gosub 2190:tim$=" "+r$+":"+t$
- 520 gotoxy 0,0:?:gotoxy 39,0:? tim$
- 530 for i=0 to 13:for j=0 to 39:screen%(j,i)=0:next:next
- 540 c=3:color 1:tm=val(r$+"."+t$):if tm<6 or tm>18 then c=1:color 3
- 550 poke contrl,25:poke contrl+2,0:poke contrl+6,1:rem set fill color
- 560 poke intin,c:vdisys
- 570 poke contrl,9:poke contrl+2,5:poke contrl+6,0:rem filled rectangle
- 580 restore 3040:for i=0 to 9:read zz:poke ptsin+i*2,zz:next
- 590 vdisys
- 600 xx=7+lc:gotoxy 5,xx
- 610 ? " - - - - - - - - - - - - - - - - - - - - - - "
- 620 poke contrl,25:poke contrl+2,0:poke contrl+6,1:rem change color
- 630 poke intin,2:vdisys
- 640 poke contrl,9:poke contrl+2,5:poke contrl+6,0:rem filled rectangle
- 650 restore 3050:for i=0 to 9:read zz:poke ptsin+i*2,zz:next
- 660 vdisys
- 670 gotoxy 5,15:color 1:gosub 300:gotoxy 5,16:color 0:if ll<0 then 700
- 680 if ll>24 then ? "E"spc(21)"S"spc(21)"W":goto 720
- 690 ? "UP-NORTH ----OVERHEAD DOWN-SOUTH":goto 720
- 700 if ll<-24 then ? "E"spc(21)"N"spc(21)"W":goto 720
- 710 ? "UP-SOUTH ----OVERHEAD DOWN-NORTH"
- 720 t4=aa:gosub 1100:y8=888
- 730 if y9=999 then 800
- 740 gosub 2820:y8=y9:if a1<0 then 800
- 750 if u9>17 or u9<4 then 800
- 760 u9=u9-3:y9=y9+15
- 770 gotoxy 0,0:?
- 780 screen%(54-y9,u9-2)=1
- 790 color 0:gotoxy 59-y9,u9:?chr$(42)
- 800 t4=aa+m2*k1:if t4>k1 then t4=t4-k1
- 810 color 1:if tm<6 or tm>18 then color 3
- 820 gosub 1100:if y9=999 then 880
- 830 mm=int(m1/9.83333)+1:gosub 1180
- 840 gosub 2820:if u9>17 or u9<4 then 880
- 850 u9=u9-3:y9=y9+15
- 860 screen%(54-y9,u9-2)=1
- 870 gotoxy 59-y9,u9:? chr$(mm)
- 880 for x=1 to 7:if x=7 then gosub 2710
- 890 if right$(b$,5)="COMET" and x=7 then 930
- 900 if x=7 then 1000
- 910 t4=p(x,6):gosub 1100:if y9=999 then 1000
- 920 u9=sin((p(x,6)/4)/(1/d9)):u9=int(-3*u9+.5)
- 930 gosub 2830
- 940 if u9<4 or u9>17 then 1000
- 950 u9=u9-3:y9=y9+15
- 960 z=screen%(54-y9,u9-2)
- 970 if z then u9=u9+sgn(ll)+(ll=0):goto 960
- 980 screen%(54-y9,u9-2)=1
- 990 gotoxy 59-y9,u9:? chr$(pp(x));
- 1000 rem dummy line
- 1010 next:color 1:gotoxy 40,17:? chr$(42);:gotoxy 0,0:?
- 1020 gotoxy 1,17:color 3:for x=1 to 6:?chr$(pp(x));p$(x);" ";:next
- 1030 ? " *SUN )O(MOON";
- 1040 gotoxy 0,0:?:gotoxy 40,17:? "ONEW MOON+SUN ";b$;:gotoxy 0,0:?
- 1050 color 2:gotoxy 47,15:? "T- NEW TIME, D- DATE,"
- 1060 gotoxy 47,16:? "P- P. TABLE, L- LAT";:sl=49
- 1070 poke contrl,32:poke contrl+2,0:poke contrl+6,1:rem normal write
- 1080 poke intin,1:vdisys
- 1090 color 1:goto 2360
- 1100 y9=999:if mt<pt then 1140
- 1110 if t4<mt and t4>pt then return
- 1120 if t4<mt or t4>k1 then t4=t4+k1
- 1130 goto 1150
- 1140 if t4<mt or t4>pt then return
- 1150 y9=int((t4-mt)/18+.5):if y9=40 then y9=39
- 1160 return
- 1170 u9=LATTITUDE":gotoxy sl,8:? "--------------"
- 2920 gotoxy sl,9:? "LAT (0-90)";:gosub 2810:if i$<>"" then ll=val(i$)
- 2930 if abs(ll)>90 then gotoxy sl+3,10:? oo$:goto 2920
- 2940 gotoxy 20,17:gosub 2590:if i$="N" or i$="n" then 2900
- 2950 a1=(sgn(ll)-(ll=0))*s+90-abs(ll):a1=fnr(a1)
- 2960 gotoxy sl,9:? spc(78-sl)
- 2970 gosub 2860:i$="S":goto 2380
- 2980 ci=1:c2$=""
- 2990 c1$=mid$(cd$,ci,1):if c1$<>" " then 3010
- 3000 c2$=c1$+c2$:ci=ci+1:goto 3020
- 3010 c2$=mid$(cd$,ci,2)+c2$:ci=ci+2
- 3020 if ci<4 then 2990
- 3030 cd$=c2$:return
- 3040 data 45,32,412,32,412,157,45,157,45,32
- 3050 data 45,158,412,158,412,175,45,175,45,158
- 3060 gotoxy 0,17:? " ";
- 3070 gotoxy 0,0:?:gotoxy 34,17:? " ";
- 3080 gotoxy 0,0:?:gotoxy 47,15:? " "
- 3090 gotoxy 47,16:? " ":return
- 3100 text$="SKYSCAPE ":tx=20:ty=10:fx=40:fy=40
- 3110 fullw(2):clearw(2)
- 3120 poke contrl,12:poke contrl+2,1:poke contrl+6,0:rem character height
- 3130 poke ptsin,0:poke ptsin+2,180:vdisys
- 3140 poke contrl,106:poke contrl+2,0:poke contrl+6,1:rem text effects
- 3150 poke intin,21:vdisys
- 3160 poke contrl,22:poke contrl+2,0:poke contrl+6,1:rem text color
- 3170 poke intin,2:vdisys
- 3180 poke contrl,11:poke contrl+2,2:poke contrl+6,len(text$)+2:poke contrl+10,10
- 3190 poke ptsin,tx*8:poke ptsin+2,ty*8:poke ptsin+4,len(text$)*40
- 3200 poke ptsin+6,0:poke intin,1:poke intin+2,1:rem justified text
- 3210 for i=1 to len(text$):poke intin+(i-1)*2+4,asc(text$)
- 3220 text$=right$(text$,len(text$)-1):next:vdisys
- 3230 poke contrl,12:poke contrl+2,1:poke contrl+6,0:rem reset normal text
- 3240 poke ptsin,0:poke ptsin+2,6:vdisys
- 3250 poke contrl,106:poke contrl+2,0:poke contrl+6,1:poke intin,0:vdisys
- 3260 poke contrl,22:poke contrl+2,0:poke contrl+6,1:poke intin,1:vdisys
- 3270 poke contrl,23:poke contrl+2,0:poke contrl+6,1:rem fill style
- 3280 poke intin,2:vdisys
- 3290 poke contrl,24:poke contrl+2,0:poke contrl+6,1:rem fill index
- 3300 poke intin,5:vdisys
- 3310 poke contrl,25:poke contrl+2,0:poke contrl+6,1:rem fill color
- 3320 poke intin,1:vdisys
- 3330 poke contrl,103:poke contrl+2,1:poke contrl+6,1:rem fill background
- 3340 poke ptsin,fx:poke ptsin+2,fy:poke intin,-1
- 3350 vdisys
- 3360 rem 2 lines change fill index and color
- 3370 poke contrl,25:poke contrl+2,0:poke contrl+6,1:poke intin,3:vdisys
- 3380 poke contrl,24:poke contrl+2,0:poke contrl+6,1:poke intin,2:vdisys
- 3390 restore 3450:a=0:while a>=0
- 3400 read a,b:poke contrl,103:poke contrl+2,1:rem fill letters
- 3410 poke contrl+6,1:poke intin,-1:poke ptsin,a:poke ptsin+2,b:vdisys
- 3420 wend:restore:rem reset fill color
- 3430 poke contrl,23:poke contrl+2,0:poke contrl+6,1:poke intin,1:vdisys
- 3440 return
- 3450 data 175,70,215,70,255,70,295,70,335,70,375,70,415,70,455,70,-1,-1
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