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slides: simplify strip-tease.

db4
John Benediktsson 2015-08-04 21:05:31 -07:00
parent 7b46b0e39a
commit 98459613a8
1 changed files with 25 additions and 26 deletions
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39
extra/slides/slides.factor
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@ -1,9 +1,9 @@
! Copyright (C) 2007, 2010 Slava Pestov.
! See http://factorcode.org/license.txt for BSD license.
USING: arrays hashtables help.markup help.stylesheet io
io.styles kernel math models namespaces sequences ui ui.gadgets
ui.gadgets.books ui.gadgets.panes ui.gestures ui.pens.gradient
parser accessors colors fry ;
USING: accessors arrays colors fry help.markup help.stylesheet
io.styles kernel math math.ranges models namespaces parser
sequences ui ui.gadgets ui.gadgets.books ui.gadgets.panes
ui.gestures ui.pens.gradient ;
IN: slides
CONSTANT: stylesheet
@ -46,7 +46,12 @@ CONSTANT: stylesheet
}
: $title ( string -- )
[ H{ { font-name "sans-serif" } { font-size 48 } } format ] ($block) ;
[
H{
{ font-name "sans-serif" }
{ font-size 48 }
} format
] ($block) ;
: $divider ( -- )
[
@ -60,22 +65,21 @@ CONSTANT: stylesheet
gadget.
] ($block) ;
: page-theme ( gadget -- )
{ T{ rgba f 0.8 0.8 1.0 1.0 } T{ rgba f 0.8 1.0 1.0 1.0 } } <gradient>
>>interior drop ;
: page-theme ( gadget -- gadget )
{
T{ rgba f 0.8 0.8 1.0 1.0 }
T{ rgba f 0.8 1.0 1.0 1.0 }
} <gradient> >>interior ;
: <page> ( list -- gadget )
[
stylesheet clone [
[ print-element ] with-default-style
] with-variables
] make-pane
dup page-theme ;
] make-pane page-theme ;
: $slide ( element -- )
unclip $title
$divider
$list ;
unclip $title $divider $list ;
TUPLE: slides < book ;
@ -90,16 +94,11 @@ TUPLE: slides < book ;
: prev-page ( book -- ) -1 change-page ;
: (strip-tease) ( data n -- data )
[ first3 ] dip head 3array ;
: strip-tease ( data -- seq )
dup third length 1 - iota [
2 + (strip-tease)
] with map ;
first3 2 over length [a,b] [ head 3array ] with with with map ;
SYNTAX: STRIP-TEASE:
parse-definition strip-tease [ suffix! ] each ;
parse-definition strip-tease append! ;
\ slides H{
{ T{ button-down } [ request-focus ] }