76 lines
2.7 KiB
JavaScript
76 lines
2.7 KiB
JavaScript
#include utility.js
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const MakaiASCII = () => {
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const chars = $c('ascii-char');
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const search = $i('search');
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const charsFilter = (filter) => {
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if(!filter) {
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for(const chr of chars)
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chr.classList.remove('hidden');
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return;
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}
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filter = filter.toLowerCase();
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for(const chr of chars) {
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const code = (chr.dataset.keyCode || 0).toString().toLowerCase();
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const print = (chr.dataset.keyPrint || "\0").toString().toLowerCase();
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const desc = (chr.dataset.keyDesc || '').toString().toLowerCase();
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const html = (chr.dataset.keyHtml || "\0").toString().toLowerCase();
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const codeInt = parseInt(code);
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const isMatch = (filter === 'printable' && (codeInt > 31 && codeInt < 127))
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|| (filter === 'control' && (codeInt < 32 || codeInt === 127))
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|| code == filter || print == filter
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|| html == filter || desc.indexOf(filter) >= 0;
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chr.classList.toggle('hidden', !isMatch);
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}
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};
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window.addEventListener('scroll', () => {
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const atTop = window.scrollY === 0;
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const hidden = $c('js-hidden-on-scroll');
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for(const elem of hidden)
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elem.classList.toggle('hidden', !atTop);
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const invisible = $c('js-invisible-on-scroll');
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for(const elem of invisible)
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elem.classList.toggle('invisible', !atTop);
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});
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search.addEventListener('keyup', () => {
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location.hash = search.value.trim();
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});
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window.addEventListener('hashchange', () => {
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charsFilter(decodeURIComponent((location.hash || '#').substring(1)));
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});
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if(location.hash.length > 0) {
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search.value = location.hash.substring(1).trim();
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charsFilter(search.value);
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}
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for(const chr of chars) {
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chr.addEventListener('click', ev => {
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let target = ev.target;
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while(target !== null && typeof target.dataset.copy === 'undefined') {
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target = target.parentNode || null;
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if(target.classList.contains('char'))
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break;
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}
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if(target === null || typeof target.dataset.copy === 'undefined')
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return;
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const doCopy = () => { navigator.clipboard.writeText(target.dataset.copy); };
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if(typeof window.mozInnerScreenX !== 'undefined')
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doCopy();
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else
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navigator.permissions.query({ name: 'clipboard-write' }).then(res => {
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if(res.state === 'granted' || res.state === 'prompt')
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doCopy();
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});
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});
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}
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};
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