Simple timeline
Project phases on a date axis.
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const options = {
chart: {
height: 380,
fontFamily: "Inter, Geist, \"IBM Plex Sans\", system-ui, sans-serif",
type: "rangeBar",
toolbar: {
show: false
}
},
series: [
{
name: "Phase",
data: [
{
x: "Discovery",
y: [1767571200000, 1769731200000]
},
{
x: "Design",
y: [1769385600000, 1772755200000]
},
{
x: "Build",
y: [1772409600000, 1779235200000]
},
{
x: "Beta",
y: [1778371200000, 1781481600000]
},
{
x: "Launch",
y: [1781481600000, 1782086400000]
}
]
}
],
plotOptions: {
bar: {
horizontal: true,
borderRadius: 4,
barHeight: "56%"
}
},
xaxis: {
type: "datetime"
},
title: {
text: "Product roadmap 2026"
},
theme: {
mode: "light",
preset: "coastal"
}
}
const chart = new WestCoastCharts(document.querySelector('#chart'), options)
chart.render()import WestCoastCharts from 'west-coast-charts'
const options = {
chart: {
height: 380,
fontFamily: "Inter, Geist, \"IBM Plex Sans\", system-ui, sans-serif",
type: "rangeBar",
toolbar: {
show: false
}
},
series: [
{
name: "Phase",
data: [
{
x: "Discovery",
y: [1767571200000, 1769731200000]
},
{
x: "Design",
y: [1769385600000, 1772755200000]
},
{
x: "Build",
y: [1772409600000, 1779235200000]
},
{
x: "Beta",
y: [1778371200000, 1781481600000]
},
{
x: "Launch",
y: [1781481600000, 1782086400000]
}
]
}
],
plotOptions: {
bar: {
horizontal: true,
borderRadius: 4,
barHeight: "56%"
}
},
xaxis: {
type: "datetime"
},
title: {
text: "Product roadmap 2026"
},
theme: {
mode: "light",
preset: "coastal"
}
}
const chart = new WestCoastCharts(document.querySelector('#chart'), options)
await chart.render() Waiting for the chart.
Open Data & agent view to read this chart through chart.describe().
Read from the running library through its optional agent/describe module. Text, table and JSON share the same snapshot. Demo data only.
$ wcc chart export timeline-simple.json --out timeline-simple.svg --with-table Public agent tools 0.2.3, tested with Library 1.1.5; available from the versioned GitHub release and npm. Save a JSON spec first and check the loaded runtime and supported modules before rendering. Command reference
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