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April 9, 2022 21:26
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<script> | |
import { onMount } from 'svelte'; | |
import * as d3 from 'd3'; | |
$: width = 0; | |
$: height = 0; | |
$: barGaps = 20; | |
$: barHeight = 20; | |
let margin = {top: 50, right: 50, bottom: 50, left: 50}; | |
let el; | |
let data1 = [ | |
{ v: ["1982-05-31", null], l: "René", }, | |
{ v: ["1955-07-03", null], l: "Irena", }, | |
{ v: ["1952-07-10", null], l: "Carol", }, | |
{ v: ["1935-09-13", null], l: "Elfriede", }, | |
{ v: ["1985-06-13", null], l: "Rada", }, | |
] | |
let data = [].concat.apply([], [data5]); | |
//let data = data5; | |
function render() { | |
/* Scale */ | |
let svg = d3.select(el) | |
.append("svg") | |
.attr("width", width - margin.right) | |
.attr("height", height - margin.bottom) | |
.attr("transform", () => { | |
let x = 0; | |
let y = margin.left; | |
return `translate(${x},${y})`; | |
}); | |
let extent = d3.extent(data.map((d: { v: any; }) => d.v).flat().map((x: string) => new Date(x))); | |
let scale = d3.scaleTime() | |
.domain(extent) | |
.range([width * 0.05, width * 0.95]).nice(); | |
svg.append("g") | |
.call(d3.axisBottom(scale)); | |
/* Feature Container */ | |
let chart = svg.append("g"); | |
let color = d3.scaleOrdinal(d3.schemeSet2); | |
let bars = chart.selectAll("g") | |
.data(data.sort(function(x, y){ | |
return d3.ascending(x.v[0], y.v[0]); | |
})) | |
.enter() | |
.append("g") | |
.attr("transform", (d, i) => { | |
let x = scale(new Date(d.v[0])); | |
let y = i * (barHeight + barGaps) + margin.top; | |
return `translate(${x},${y})`; | |
}) | |
bars.append("rect") | |
.attr("width", (d) => { | |
let a = d.v.length == 2 ? scale(new Date(d.v[1])) : scale(new Date(d.v[0])); | |
let b = scale(new Date(d.v[0])); | |
return Math.max(1, (a - b)); | |
}) | |
.attr("height", barHeight) | |
.attr("stroke", "#333") | |
.style("fill", d => { | |
return color(d.v[0]); | |
}); | |
bars.append("text") | |
.attr("text-anchor", "start") | |
.attr("font-family", "monospace") | |
.attr("transform", d => { | |
let a = d.v.length == 2 ? scale(new Date(d.v[1])) : scale(new Date(d.v[0])); | |
let b = scale(new Date(d.v[0])); | |
let w = Math.max(1, (a - b)); | |
let x = w + 10; | |
let y = (barHeight + barGaps) / 2.8; | |
return `translate(${x},${y})`; | |
}) | |
.text(d => { | |
return d.l | |
}) | |
return svg.node(); | |
} | |
onMount(() => { | |
render(); | |
}); | |
</script> | |
<svelte:window bind:outerWidth={width} bind:outerHeight={height} /> | |
<div class="vis-container" bind:clientWidth={width}> | |
<div bind:this={el} class="vis" /> | |
</div> | |
<style> | |
.vis :global(div) { | |
font: 10px monospace; | |
background-color: steelblue; | |
text-align: right; | |
padding: 3px; | |
margin: 1px; | |
color: white; | |
} | |
.vis-container { | |
display: inline-block; | |
position: relative; | |
background-color: white; | |
overflow: hidden; | |
width: 100%; | |
/* | |
height: 100%; | |
*/ | |
} | |
</style> |
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