0 REM *********************************
1 REM *       SNAP SHOT DEMO          *
2 REM *             BY                *
3 REM *      RONALD C. NEWBERY        *
4 REM *       RFD # 1, BOX 67         *
5 REM *     COLD SPRING NY 10516      *
6 REM * MACHINE CODE ROUTINE MEMORIZES*
7 REM *  SCREEN AND RESTORES IT--FAST *
8 REM *********************************
9 POKE53280,2:POKE53281,0:PRINT"[158]":GOSUB1000
10 PRINTCHR$(147)CHR$(14):FORT=828TO935:READZ:POKET,Z:C=C+Z:NEXT
20 IFC<>18272THENPRINT"ERROR IN DATA STATEMENTS":END
30 :
40 :
80 :
100 PRINTCHR$(147)
110 :
120 GOSUB2000 : REM   SHOW SCREEN
140 :
150 PRINT"[198][146]-1[146] [211]AVES [211]CREEN AND [195]LEARS.
160 [153]"ASCWAIT-3WAIT (null)ESTORE RIGHT$MAGE."
170 [153]"ASCWAIT-5WAITWAIT (null)UIT PROGRAM."
200 A$[178]"":[161]A$:[139]A$[178]""[167]200
210 [139]A$[178]"INPUT"[167][158]828:[153][199](147):[153]"ASCWAIT-3WAIT (null)ESTORES RIGHT$MAGE.":[137]300
220 [139]A$[178]"DIM"[167][158]882:[137]200
230 [139]A$[178]"READ"[167]63000
240 [137]200
300 [153]"(null)HE PREVIOUS SCREEN IS NOW SAVED AWAY."
305 [151]198,0:[146]198,1:[161]A$
310 [139]A$[178]"DIM"[167][158]882:[137]200
320 :
330 [137]305
828 [131] 160,0,185,0,4,153,0,192
836 [131] 185,0,216,153,240,195,185,250
844 [131] 4,153,250,192,185,250,216,153
852 [131] 234,196,185,244,5,153,244,193
860 [131] 185,244,217,153,228,197,185,238
868 [131] 6,153,238,194,185,238,218,153
876 [131] 222,198,200,208,205,96,160,0
884 [131] 185,0,192,153,0,4,185,240
892 [131] 195,153,0,216,185,250,192,153
900 [131] 250,4,185,234,196,153,250,216
908 [131] 185,244,193,153,244,5,185,228
916 [131] 197,153,244,217,185,238,194,153
924 [131] 238,6,185,222,198,153,238,218
932 [131] 200,208,205,96
1000 [153]"LOAD           (null)(null)ATN(null)CLOSE(null)LEFT$(null)(null)CLOSESTR$VAL(null)(null)"
1010 [153]"  (null)HIS ROUTINE, WHEN INCORPORATED IN"
1020 [153]"YOUR OWN PROGRAMS, WILL ALLOW YOU TO"
1030 [153]"IN EFFECT 'MEMORIZE YOUR SCREEN', AND"
1040 [153]"STORE IT IN MEMORY.  (null)OU CAN THEN CLEAR"
1050 [153]"THE SCREEN, AND DO WHAT YOU WISH, AND"
1060 [153]"WHEN YOU ARE DONE, RESTORE YOUR"
1070 [153]"ORIGINAL SCREEN, AS IT WAS."
1080 [153]"  (null)O USE IN YOUR OWN PROGRAM, A (null)(null)(null) 828"
1090 [153]"MEMORIZES THE SCREEN, AND A (null)(null)(null) 882"
1100 [153]"RESTORES IT TO IT'S ORIGINAL IMAGE."
1110 [153]"   (null)(null)VAL(null)(null)CLOSEATN(null)(null)CLOSE(null)VAL(null)CLOSE(null)(null)CLOSE(null)(null)(null)CLOSE(null)LEFT$VALCLOSESTR$VAL(null)(null).";
1120 [151]198,0:[146]198,1:[161]A$
1130 [142]
2000 [143]    PRINT DEMO SCREEN
2010 :
2020 :
2030 :
2040 [153]"LOAD"
2050 [153]"  (null)ITH THIS WONDERFUL UTILITY, YOU CAN"
2060 [153]"OPEN'TAKE A PICTURE' OF YOUR CURRENT TEXT"
2070 [153]"CLRSCREEN SO YOU CAN RECALL IT AT A LATER"
2080 [153]"TIME.  (null)HE 'PICTURE' INCLUDES THE TEXT"
2090 [153]"AS WELL AS THE CCLROLOSYSR!  ATNFTER YOU"
2100 [153]"SYSHAVE TAKEN A PICTURE OF YOUR SCREEN, YOU"
2110 [153]"PRINT#CAN PRINT WHATEVER YOU WANT ON YOUR"
2120 [153]"POKESCREEN AND STILL BE ABLE TO RECALL"
2130 [153]"PRINTYOUR CURRENT SCREEN."
2140 [153]
2150 [142]
63000 [143]   RETURN TO LS
63005 [153]"LOAD"
63010 [147]"PAYLOAD CONNECT",8