20 lines
469 B
Factor
20 lines
469 B
Factor
USING: sequences kernel math io ;
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IN: lcd
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: lcd-digit ( digit row -- str )
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{
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" _ _ _ _ _ _ _ _ "
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" | | | _| _| |_| |_ |_ | |_| |_| "
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" |_| | |_ _| | _| |_| | |_| | "
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} nth >r 4 * dup 4 + r> subseq ;
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: lcd-row ( num row -- )
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swap [ CHAR: 0 - swap lcd-digit write ] curry* each ;
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: lcd ( digit-str -- )
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3 [ lcd-row nl ] curry* each ;
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: lcd-demo ( -- ) "31337" lcd ;
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MAIN: lcd-demo
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