Yale CS '21
swatches({
color: d3.scaleOrdinal(locations2, d3.schemeAccent)
})
function entity(character) {
return `&#${character.charCodeAt(0).toString()};`;
}
//from https://observablehq.com/@d3/color-legend
function swatches({
color,
columns = null,
format = x => x,
swatchSize = 15,
swatchWidth = swatchSize,
swatchHeight = swatchSize,
marginLeft = 0
}) {
const id = DOM.uid().id;
if (columns !== null) return html`<div style="display: flex; align-items: center; margin-left: ${+marginLeft}px; min-height: 33px; font: 10px sans-serif;">
<style>
.${id}-item {
break-inside: avoid;
display: flex;
align-items: center;
padding-bottom: 1px;
}
.${id}-label {
white-space: nowrap;
overflow: hidden;
text-overflow: ellipsis;
max-width: calc(100% - ${+swatchWidth}px - 0.5em);
}
.${id}-swatch {
width: ${+swatchWidth}px;
height: ${+swatchHeight}px;
margin: 0 0.5em 0 0;
}
</style>
<div style="width: 100%; columns: ${columns};">${color.domain().map(value => {
const label = format(value);
return html`<div class="${id}-item">
<div class="${id}-swatch" style="background:${color(value)};"></div>
<div class="${id}-label" title="${label.replace(/["&]/g, entity)}">${document.createTextNode(label)}</div>
</div>`;
})}
</div>
</div>`;
return html`<div style="display: flex; align-items: center; min-height: 33px; margin-left: ${+marginLeft}px; font: 10px sans-serif;">
<style>
.${id} {
display: inline-flex;
align-items: center;
margin-right: 1em;
}
.${id}::before {
content: "";
width: ${+swatchWidth}px;
height: ${+swatchHeight}px;
margin-right: 0.5em;
background: var(--color);
}
</style>
<div>${color.domain().map(value => html`<span class="${id}" style="--color: ${color(value)}">${document.createTextNode(format(value))}</span>`)}</div>`;
}
diagonal = d3.linkHorizontal().x(d => d.y).y(d => d.x)
tree = nod2 => {
const root = nod2;
root.dx = dx;
root.dy = dy - (root.depth * 5);
return d3.tree().nodeSize([root.dx, root.dy])(root);
}
tree2 = FileAttachment("yale - yale (6).csv").text()
ns = d3.csvParse(tree2)
locations = ["CA", "CJ", "HK", "MP", "UK", "US", "VQ"]
locations2 = ["Canada", "Cayman Islands", "Hong Kong", "Mauritius", "United Kingdom", "United States", "US Virgin Islands"]
nod = d3.nest()
.key(function(d) { return d.parent; })
.entries(ns);
dx = 15
dy = width / 5
margin = ({top: 10, right: 80, bottom: 10, left: 80})
d3 = require("d3@5")
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