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garrying
2021-03-11 03:38:02 +00:00
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commit ddeee28362
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<!doctype html>
<html lang="en"><head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>Hypertext 🌱 Digital Garden</title>
<meta name="description" content="&lt;p&gt;Hypertext Markup Language&lt;/p&gt;
">
<link rel="stylesheet" href="/assets/css/style.css"><link type="application/atom+xml" rel="alternate" href="/feed.xml" title="Digital Garden" /></head><body class="dark-green garamond links-dark-green bg-washed-green"><header class="f-6 flex"><a class="no-underline-hover" rel="author" href="/">Digital Garden</a><nav>, <a class="no-underline-hover" href="/about/">About</a></nav></header><main aria-label="Content">
<div class="flex">
<article class="w-50">
<div>
<h1>Hypertext</h1>
<time datetime="2021-03-11T03:37:19+00:00">
Last updated on March 11, 2021
</time>
</div>
<div id="notes-entry-container">
<content>
<p>Hypertext Markup Language</p>
</content>
<side style="font-size: 0.9em">
<h3 style="margin-bottom: 1em">Notes mentioning this note</h3>
<div style="display: grid; grid-gap: 1em; grid-template-columns: repeat(1fr);">
<div class="backlink-box">
<a class="internal-link" href="/statement-of-intent">Statement of Intent</a><br>
<div style="font-size: 0.9em">Hypha’s practice is situated across many topics that are present in the theme of Adaptive Reuse &amp; Creative Misuse. Drawing...</div>
</div>
</div>
</side>
</div>
</article>
<div class="w-50">
<p>Here are all the notes in this garden, along with their links, visualized as a graph.</p>
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integrity="sha512-FHsFVKQ/T1KWJDGSbrUhTJyS1ph3eRrxI228ND0EGaEp6v4a/vGwPWd3Dtd/+9cI7ccofZvl/wulICEurHN1pg=="
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const FONT_SIZE = 16;
const TICKS = 200;
const FONT_BASELINE = 40;
const MAX_LABEL_LENGTH = 50;
const graphData = {"edges":[{"source":"229320080329284392969231993","target":"50678562812897"},{"source":"229320080329284392969231993","target":"72697617314704"},{"source":"229320080329284392969231993","target":"36028"}],"nodes":[{"id":"50678562812897","path":"/hypertext","label":"Hypertext"},{"id":"72697617314704","path":"/protocols","label":"Protocols"},{"id":"36028","path":"/rss","label":"RSS"},{"id":"229320080329284392969231993","path":"/statement-of-intent","label":"Statement of Intent"}]}
let nodesData = graphData.nodes;
let linksData = graphData.edges;
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nodesData.forEach((el) => {
let weight =
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weight = MAX_NODE_SIZE;
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};
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const relatedNodesSet = new Set();
linksData
.filter((n) => n.target.id == d.id || n.source.id == d.id)
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relatedNodesSet.add(n.target.id);
relatedNodesSet.add(n.source.id);
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if (node_d.id !== d.id && !relatedNodesSet.has(node_d.id)) {
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link.attr("class", (link_d) => {
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}
return "";
});
link.attr("stroke-width", (link_d) => {
if (link_d.source.id === d.id || link_d.target.id === d.id) {
return STROKE * 4;
}
return STROKE;
});
text.attr("class", (text_d) => {
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return "";
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text.attr("class", "");
link.attr("stroke-width", STROKE);
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return true;
};
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return false;
}
}
return true;
};
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const element = document.createElementNS("http://www.w3.org/2000/svg", "svg");
element.setAttribute("width", graphWrapper.getBoundingClientRect().width);
element.setAttribute("height", window.innerHeight * 0.8);
graphWrapper.appendChild(element);
const reportWindowSize = () => {
element.setAttribute("width", window.innerWidth);
element.setAttribute("height", window.innerHeight);
};
window.onresize = reportWindowSize;
const svg = d3.select("svg");
const width = Number(svg.attr("width"));
const height = Number(svg.attr("height"));
let zoomLevel = 1;
const simulation = d3
.forceSimulation(nodesData)
.force("forceX", d3.forceX().x(width / 2))
.force("forceY", d3.forceY().y(height / 2))
.force("charge", d3.forceManyBody())
.force(
"link",
d3
.forceLink(linksData)
.id((d) => d.id)
.distance(70)
)
.force("center", d3.forceCenter(width / 2, height / 2))
.force("collision", d3.forceCollide().radius(80))
.stop();
const g = svg.append("g");
let link = g.append("g").attr("class", "links").selectAll(".link");
let node = g.append("g").attr("class", "nodes").selectAll(".node");
let text = g.append("g").attr("class", "text").selectAll(".text");
const resize = () => {
if (d3.event) {
const scale = d3.event.transform;
zoomLevel = scale.k;
g.attr("transform", scale);
}
const zoomOrKeep = (value) => (zoomLevel >= 1 ? value / zoomLevel : value);
const font = Math.max(Math.round(zoomOrKeep(FONT_SIZE)), 1);
text.attr("font-size", (d) => font);
text.attr("y", (d) => d.y - zoomOrKeep(FONT_BASELINE) + 8);
link.attr("stroke-width", zoomOrKeep(STROKE));
node.attr("r", (d) => {
return zoomOrKeep(nodeSize[d.id]);
});
svg
.selectAll("circle")
.filter((_d, i, nodes) => d3.select(nodes[i]).attr("active"))
.attr("r", (d) => zoomOrKeep(ACTIVE_RADIUS_FACTOR * nodeSize[d.id]));
document.getElementById("zoom").innerHTML = zoomLevel.toFixed(2);
};
const ticked = () => {
node.attr("cx", (d) => d.x).attr("cy", (d) => d.y);
text
.attr("x", (d) => d.x)
.attr("y", (d) => d.y - (FONT_BASELINE - nodeSize[d.id]) / zoomLevel);
link
.attr("x1", (d) => d.source.x)
.attr("y1", (d) => d.source.y)
.attr("x2", (d) => d.target.x)
.attr("y2", (d) => d.target.y);
};
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updateNodeSize();
node = node.data(nodesData, (d) => d.id);
node.exit().remove();
node = node
.enter()
.append("circle")
.attr("r", (d) => {
return nodeSize[d.id];
})
.on("click", onClick)
.on("mouseover", onMouseover)
.on("mouseout", onMouseout)
.merge(node);
link = link.data(linksData, (d) => `${d.source.id}-${d.target.id}`);
link.exit().remove();
link = link.enter().append("line").attr("stroke-width", STROKE).merge(link);
text = text.data(nodesData, (d) => d.label);
text.exit().remove();
text = text
.enter()
.append("text")
.text((d) => shorten(d.label.replace(/_*/g, ""), MAX_LABEL_LENGTH))
.attr("font-size", `${FONT_SIZE}px`)
.attr("text-anchor", "middle")
.attr("alignment-baseline", "central")
.on("click", onClick)
.on("mouseover", onMouseover)
.on("mouseout", onMouseout)
.merge(text);
node.attr("active", (d) => isCurrentPath(d.path) ? true : null);
text.attr("active", (d) => isCurrentPath(d.path) ? true : null);
simulation.nodes(nodesData);
simulation.force("link").links(linksData);
simulation.alpha(1).restart();
simulation.stop();
for (let i = 0; i < TICKS; i++) {
simulation.tick();
}
ticked();
};
const zoomHandler = d3.zoom().scaleExtent([0.2, 3]).on("zoom", resize);
zoomHandler(svg);
restart();
function isCurrentPath(notePath) {
return window.location.pathname.includes(notePath)
}
function shorten(str, maxLen, separator = ' ') {
if (str.length <= maxLen) return str;
return str.substr(0, str.lastIndexOf(separator, maxLen)) + '...';
}
</script>
</div>
</div>
</div>
</main><footer>
</footer><!-- That file is not particularly elegant. This will need a refactor at some point. -->
<div style="opacity: 0; display: none;" id='tooltip-wrapper'>
<div id='tooltip-content'>
</div>
</div>
<iframe style="display: none; height: 0; width: 0;" id='link-preview-iframe' src="">
</iframe>
<script>
var opacityTimeout;
var contentTimeout;
var transitionDurationMs = 100;
var iframe = document.getElementById('link-preview-iframe')
var tooltipWrapper = document.getElementById('tooltip-wrapper')
var tooltipContent = document.getElementById('tooltip-content')
function hideTooltip() {
opacityTimeout = setTimeout(function() {
tooltipWrapper.style.opacity = 0;
contentTimeout = setTimeout(function() {
tooltipContent.innerHTML = '';
tooltipWrapper.style.display = 'none';
}, transitionDurationMs + 1);
}, transitionDurationMs)
}
function showTooltip(event) {
var elem = event.target;
var elem_props = elem.getClientRects()[elem.getClientRects().length - 1];
var top = window.pageYOffset || document.documentElement.scrollTop
if (event.target.host === window.location.host) {
iframe.src = event.target.href
iframe.onload = function() {
tooltipContentHtml = ''
tooltipContentHtml += '<div style="font-weight: bold;">' + iframe.contentWindow.document.querySelector('h1').innerHTML + '</div>'
tooltipContentHtml += iframe.contentWindow.document.querySelector('content').innerHTML
tooltipContent.innerHTML = tooltipContentHtml
tooltipWrapper.style.display = 'block';
setTimeout(function() {
tooltipWrapper.style.opacity = 1;
}, 1)
}
tooltipWrapper.style.left = elem_props.left - (tooltipWrapper.offsetWidth / 2) + (elem_props.width / 2) + "px";
if ((window.innerHeight - elem_props.top) < (tooltipWrapper.offsetHeight)) {
tooltipWrapper.style.top = elem_props.top + top - tooltipWrapper.offsetHeight - 10 + "px";
} else if ((window.innerHeight - elem_props.top) > (tooltipWrapper.offsetHeight)) {
tooltipWrapper.style.top = elem_props.top + top + 35 + "px";
}
if ((elem_props.left + (elem_props.width / 2)) < (tooltipWrapper.offsetWidth / 2)) {
tooltipWrapper.style.left = "10px";
} else if ((document.body.clientWidth - elem_props.left - (elem_props.width / 2)) < (tooltipWrapper.offsetWidth / 2)) {
tooltipWrapper.style.left = document.body.clientWidth - tooltipWrapper.offsetWidth - 20 + "px";
}
}
}
function setupListeners(linkElement) {
linkElement.addEventListener('mouseleave', function(_event) {
hideTooltip();
});
tooltipWrapper.addEventListener('mouseleave', function(_event) {
hideTooltip();
});
linkElement.addEventListener('mouseenter', function(event) {
clearTimeout(opacityTimeout);
clearTimeout(contentTimeout);
showTooltip(event);
});
tooltipWrapper.addEventListener('mouseenter', function(event) {
clearTimeout(opacityTimeout);
clearTimeout(contentTimeout);
});
}
document.querySelectorAll('content a').forEach(setupListeners);
</script>
<script src="/assets/js/scripts.js" async></script>
</body>
</html>