swatches({ color: color_predicate })
chart = {
const svg = d3.select(DOM.svg(width+margin.left+margin.right,
height+margin.top+100+margin.bottom)).style("width", "100%")
// const svg = d3.create("svg")
.attr("viewBox", [0, 0, width, 400])
.style("width", "100%")
// .style("background-color", "green")
.style("height", "680")
.attr("font-size", 10)
.attr("font-family", "sans-serif")
.attr("align", "center")
.attr("justify-content", "center")
.attr("text-anchor", "middle")
.call(d3.zoom().on("zoom", function () {
svg.attr("transform", d3.event.transform)
}))
// .append("g")
svg.append("style").text(`
.hover path {
stroke: #ccc;
}
.hover text {
fill: #ccc;
}
.hover g.primary text {
fill: black;
font-weight: bold;
}
.hover g.secondary text {
fill: #333;
}
.hover path.primary {
stroke: #333;
stroke-opacity: 1;
}
`);
const label = svg.append("g")
.attr("font-family", "sans-serif")
.attr("font-size", 10)
.attr("text-anchor", "end")
.selectAll("g")
.data(graph.nodes)
.join("g")
.attr("transform", d => `translate(${d.x = x(d.label)}, ${margin.bottom})`)
.call(g => g.append("text")
.attr("y", 10)
.attr("dy", "0.35em")
.attr("fill", d => d3.lab(color(d.group)).darker(2))
.attr("transform", "rotate(-45)")
.text(d => d.label))
.call(g => g.append("circle")
.attr("r", 3)
.attr("fill", d => color(d.group)));
// svg.call(d3.zoom()
// .scaleExtent([0.5, 32])
// .on("zoom", zoomed));
// const g = svg.append("g");
function zoomed({transform}) {
svg.attr("transform", transform);
}
const path = svg.insert("g", "*")
.attr("fill", "none")
.attr("stroke-opacity", 0.6)
.attr("stroke-width", 1.5)
.selectAll("path")
.data(graph.links)
.join("path")
.attr("stroke", d => color_predicate(d.value))
// .attr("stroke", d => d.source.group === d.target.group ? color(d.source.group) : "#aaa")
.attr("d", arc_x);
path.append("title")
.text(d => d.predicate +": " + d.sentence);
const overlay = svg.append("g")
.attr("fill", "none")
.attr("pointer-events", "all")
.selectAll("rect")
.data(graph.nodes.sort((a, b) => d3.ascending(a.group, b.group)))
.attr("stroke", d => color_predicate(d.value))
.join("rect")
.attr("width", margin.left + 40)
.attr("height", step)
.attr("x", d => x(d.label) - step / 2)
// overlay.on('mouseover', function(d) {
// // Highlight selected node
// d3.select(this).style("fill", d=>color(d.group));
// // Highlight arcs
// path
// .style('stroke', function (arcd) {
// return arcd.source === d.id || arcd.target === d.id ? d=> color(d.predicate): d=> color(d.predicate);})
// .style('stroke-width', function (arcd) {
// return arcd.source === d.id || arcd.target === d.id ? 4 : 1;})
// });
.on("mouseover", d => {
// color_predicate(d.value)
svg.classed("hover", true);
label.classed("primary", n => n === d);
label.classed("secondary", n => n.sourceLinks.some(l => l.target === d) || n.targetLinks.some(l => l.source === d));
path.classed("primary", l => l.source === d || l.target === d).filter(".primary").raise();
})
.on("mouseout", d => {
svg.classed("hover", false);
label.classed("primary", false);
label.classed("secondary", false);
path.classed("primary", false).order();
});
function update() {
x.domain(graph.nodes.sort(viewof order.value).map(d => d.label));
const t = svg.transition()
.duration(750);
label.transition(t)
.delay((d, i) => i * 20)
.attrTween("transform", d => {
const i = d3.interpolateNumber(x(d.label), d.x);
return t => `translate(${d.x = i(t)},${margin.bottom})`;
});
path.transition(t)
.duration(750 + graph.nodes.length * 20)
.attrTween("d", d => () => arc_x(d));
overlay.transition(t)
.delay((d, i) => i * 20)
.attr("x", d => x(d.label) - step / 2);
}
viewof order.addEventListener("input", update);
invalidation.then(() => viewof order.removeEventListener("input", update));
return svg.node();
}
function arc_x(d) {
const x1 = d.source.x;
const x2 = d.target.x;
const r = Math.abs(x2 - x1) / 2;
return `M${x1},${margin.bottom} A${r},${r} 0,0,${x1 < x2 ? 1 : 0} ${x2},${margin.bottom}`;
}
x = d3.scalePoint(graph.nodes.map(d => d.label).sort(d3.ascending), [margin.left, right - margin.left])
// y = d3.scalePoint(graph.nodes.map(d => d.label).sort(d3.ascending), [margin.top, height - margin.bottom])
margin = ({top: 10, right: 50, bottom: 10, left: 200})
height = (data.nodes.length - 1) * step + margin.top + margin.bottom
right = 278
step = 24
color_predicate = d3.scaleOrdinal()
.domain(["Activation", "Inhibition", "IncreaseAmount", "DecreaseAmount", "Associated", "HAS_A_TRIAL"])
.range(["#d5f2bd", "#edc2bb", "#d5f2bd","#edc2bb","#f5d0b0", "#c3c3e3"]);
color = d3.scaleOrdinal(graph.nodes.map(d => d.group).sort(d3.ascending), d3.schemeCategory10)
import {swatches} from "@d3/color-legend"
graph = {
const nodes = data.nodes.map(({id, group, label}) => ({
id,
sourceLinks: [],
targetLinks: [],
group,
label
}));
const nodeById = new Map(nodes.map(d => [d.id, d]));
const links = data.links.map(({source, target, predicate}) => ({
source: nodeById.get(source),
target: nodeById.get(target),
value : predicate
}));
for (const link of links) {
const {source, target, value} = link;
source.sourceLinks.push(link);
target.targetLinks.push(link);
}
return {nodes, links};
}
data = FileAttachment("test.json").json()
d3 = require("d3@5")
Purpose-built for displays of data
Observable is your go-to platform for exploring data and creating expressive data visualizations. Use reactive JavaScript notebooks for prototyping and a collaborative canvas for visual data exploration and dashboard creation.
