Mercurial > hg > Papers > 2021 > ikkun-master

comparison poster/s62/slides.state.js @ 3:1b34d9710a84

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add poster
author ikkun <ikkun@cr.ie.u-ryukyu.ac.jp>
date Mon, 15 Feb 2021 10:51:57 +0900
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2:68a602b80b3f 3:1b34d9710a84
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3 class S6_Plugin_State {
4
5 constructor( deck, options ) {
6
7 console.log( "[S6.Plugin.State] ctor");
8
9 const updateState = (method, ev) => {
10 console.log( "[S6.Plugin.State] updateState method="+method );
11
12 const attr = ev.slide.getAttribute( 'data-bespoke-state' );
13
14 if( attr )
15 attr.split(' ').forEach( state => deck.parent.classList[method](state) );
16 };
17
18 deck.on( 'activate', ev => updateState( 'add', ev ));
19 deck.on( 'deactivate', ev => updateState( 'remove', ev ));
20 }
21 } // class S6_Plugin_State
22
23
24
25 //////////////////////////////
26 // add global S6 "export"
27 // e.g. lets you call state( options ) for plugins array config
28
29 var S6 = S6 || {};
30 S6.state = options => deck => new S6_Plugin_State( deck, options );