110 lines
2.6 KiB
Factor
Executable File
110 lines
2.6 KiB
Factor
Executable File
! Copyright (C) 2007, 2008 Slava Pestov.
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! See http://factorcode.org/license.txt for BSD license.
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USING: arrays hashtables help.markup help.stylesheet io
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io.styles kernel math models namespaces sequences ui ui.gadgets
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ui.gadgets.books ui.gadgets.panes ui.gestures ui.render
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parser accessors colors ;
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IN: slides
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: stylesheet
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H{
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{ default-span-style
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H{
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{ font "sans-serif" }
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{ font-size 36 }
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}
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}
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{ default-block-style
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H{
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{ wrap-margin 1000 }
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}
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}
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{ code-style
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H{
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{ font "monospace" }
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{ font-size 36 }
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{ page-color T{ rgba f 0.4 0.4 0.4 0.3 } }
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}
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}
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{ snippet-style
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H{
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{ font "monospace" }
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{ font-size 36 }
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{ foreground T{ rgba f 0.1 0.1 0.4 1 } }
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}
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}
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{ table-content-style
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H{ { wrap-margin 800 } }
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}
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{ list-style
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H{ { table-gap { 10 20 } } }
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}
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{ bullet "\u0000b7" }
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} ;
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: $title ( string -- )
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[ H{ { font "sans-serif" } { font-size 48 } } format ] ($block) ;
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: $divider ( -- )
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[
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<gadget>
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T{ gradient f
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{
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T{ rgba f 0.25 0.25 0.25 1.0 }
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T{ rgba f 1.0 1.0 1.0 0.0 }
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}
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} >>interior
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{ 800 10 } >>dim
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{ 1 0 } >>orientation
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gadget.
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] ($block) ;
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: page-theme ( gadget -- )
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T{ gradient f { T{ rgba f 0.8 0.8 1.0 1.0 } T{ rgba f 0.8 1.0 1.0 1.0 } } }
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>>interior drop ;
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: <page> ( list -- gadget )
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[
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stylesheet clone [
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[ print-element ] with-default-style
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] bind
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] make-pane
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dup page-theme ;
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: $slide ( element -- )
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unclip $title
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$divider
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$list ;
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TUPLE: slides < book ;
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: <slides> ( slides -- gadget )
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[ <page> ] map 0 <model> slides new-book ;
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: change-page ( book n -- )
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over control-value + over children>> length rem
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swap model>> set-model ;
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: next-page ( book -- ) 1 change-page ;
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: prev-page ( book -- ) -1 change-page ;
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: (strip-tease) ( data n -- data )
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>r first3 r> head 3array ;
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: strip-tease ( data -- seq )
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dup third length 1- [
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2 + (strip-tease)
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] with map ;
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: STRIP-TEASE:
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parse-definition strip-tease [ parsed ] each ; parsing
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\ slides H{
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{ T{ key-down f f "DOWN" } [ next-page ] }
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{ T{ key-down f f "UP" } [ prev-page ] }
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} set-gestures
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: slides-window ( slides -- )
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[ <slides> "Slides" open-window ] with-ui ;
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