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24 lines
1.1 KiB
Plaintext
24 lines
1.1 KiB
Plaintext
0 REM *** Drawing program using mixed 280x160 mode ***
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10 LX = 0 : LY = 0 : PEN = 3 : GOSUB 100
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20 GOSUB 300
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30 VTAB 21 : HTAB 70 : PRINT "("X","Y") "
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40 IF X <> LX OR Y <> LY THEN HPLOT TO X, Y : LX = X : LY = Y
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50 A = PEEK(49152)-128 : IF A > 0 THEN A$ = CHR$(A) : POKE 49168,0
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60 IF A$ >= "1" AND A$ <= "6" THEN PEN = ASC(A$) - ASC("0") : GOSUB 200
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70 IF A$ = " " THEN GOSUB 100
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80 IF A$ = CHR$(27) THEN END
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90 A$ = CHR$(0) : GOTO 20
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100 REM ** Show Menu **
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110 PR#3 : HOME : HGR : HCOLOR= 3 : FOR Y = 150 TO 160 : HPLOT 0,Y TO 279,Y : NEXT Y
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120 FOR HC = 1 TO 6 : HCOLOR= HC
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130 FOR Y = 152 TO 159 : HPLOT 10+14*HC,Y TO 23+14*HC,Y : NEXT Y
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140 NEXT HC
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150 VTAB 21 : PRINT "COLOR: 1 2 3 4 5 6";
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160 HTAB 60 : PRINT "POSITION:" : FOR N = 1 TO 8 : PRINT "=========="; : NEXT N
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170 PRINT "Instructions: Joystick draws. 1-6 chooses colors. Space clears. Esc quits.";
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200 HCOLOR= PEN : FOR Y = 154 TO 157 : HPLOT 5,Y TO 15,Y : NEXT Y
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210 GOSUB 300 : HPLOT X, Y : RETURN
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300 X = INT(PDL(0)/255*279) : Y = INT(PDL(1)/255*191) : IF Y > 149 THEN Y = 149
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310 RETURN
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