57 lines
1.5 KiB
Factor
57 lines
1.5 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
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USING: errors freetype gadgets-layouts generic hashtables kernel
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namespaces opengl sequences ;
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! The world gadget is the top level gadget that all (visible)
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! gadgets are contained in.
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! fonts: mapping font tuples to sprite vectors
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! handle: native resource
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TUPLE: world glass status focus fonts handle ;
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: free-fonts ( world -- )
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dup world-handle select-gl-context
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world-fonts dup hash-values [ free-sprites ] each
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clear-hash ;
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: font-sprites ( font world -- sprites )
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world-fonts [ drop V{ } clone ] cache ;
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C: world ( gadget status dim -- world )
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<stack> over set-delegate
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t over set-gadget-root?
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H{ } clone over set-world-fonts
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[ set-gadget-dim ] keep
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[ set-world-status ] keep
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[ add-gadget ] keep ;
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: hide-glass ( world -- )
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dup world-glass unparent f swap set-world-glass ;
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: <glass> ( gadget -- glass )
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<gadget> 2dup add-gadget swap prefer ;
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: show-glass ( gadget world -- )
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dup hide-glass
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>r <glass> r> 2dup add-gadget
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set-world-glass ;
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GENERIC: find-world ( gadget -- world )
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M: f find-world ;
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M: gadget find-world gadget-parent find-world ;
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M: world find-world ;
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: repaint ( gadget -- )
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find-world [ world-handle [ repaint-handle ] when* ] when* ;
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: focused-ancestors ( world -- seq )
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world-focus parents reverse-slice ;
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: simple-window ( gadget title -- )
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>r f over pref-dim r> in-window ;
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