45 lines
1.0 KiB
Factor
45 lines
1.0 KiB
Factor
! Copyright (C) 2005, 2006 Slava Pestov.
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! See http://factorcode.org/license.txt for BSD license.
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IN: gadgets-frames
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USING: arrays gadgets gadgets-grids generic kernel math
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namespaces sequences words ;
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! A frame arranges gadgets in a 3x3 grid, where the center
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! gadgets gets left-over space.
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TUPLE: frame ;
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: <frame-grid> 3 [ drop 3 f <array> ] map ;
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: @center 1 1 ;
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: @left 0 1 ;
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: @right 2 1 ;
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: @top 1 0 ;
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: @bottom 1 2 ;
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: @top-left 0 0 ;
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: @top-right 2 0 ;
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: @bottom-left 0 2 ;
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: @bottom-right 2 2 ;
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C: frame ( -- frame )
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<frame-grid> <grid> over set-gadget-delegate ;
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: delegate>frame ( tuple -- ) <frame> swap set-delegate ;
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: (fill-center) ( vec n -- )
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over first pick third v+ [v-] 1 rot set-nth ;
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: fill-center ( horiz vert dim -- )
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tuck (fill-center) (fill-center) ;
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M: frame layout*
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dup [
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[ rot rect-dim fill-center ] 2keep grid-layout
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] with-grid ;
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: make-frame ( specs -- gadget )
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<frame> [ swap build-grid ] keep ; inline
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: make-frame* ( gadget specs -- gadget )
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over [ delegate>frame build-grid ] keep ; inline
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