d3 = require("d3", "d3-geo-projection@4", "d3-geo@2")
topojson = require("topojson@3")
usa = FileAttachment("counties-albers-10m.json").json()
nation = topojson.feature(usa, usa.objects.nation)
states = topojson.feature(usa, usa.objects.states)
projection = d3.geoAlbersUsa().scale(1300).translate([487.5, 305])
path = d3.geoPath()
graticule = d3.geoGraticule();
<svg id="map" viewBox="0 0 975 610">
<g id="graticule"></g>
<g id="nation"></g>
<g id="states"></g>
</svg>
svg = d3.select('#map')
// svg
// .select('#graticule')
// .append('path')
// .attr('d', path(graticule()))
// .attr('fill', 'none')
// .attr('stroke', 'black')
// .style('opacity', 0.2);
colorScale = d3.scaleSequential(d3.interpolateReds).domain([0, 1])
{
svg
.select('#nation')
.append('path')
.attr('d', path(nation))
.attr('fill', 'none')
.attr('stroke', 'lightgrey')
const stateD3 = svg
.select('#states')
.selectAll('path')
.data(states.features)
.enter()
.append('path')
.attr('d', path)
.attr('fill', (d) => colorScale(Math.random()))
.attr('stroke', 'lightgrey')
stateD3.on('click', (d) => {
console.log('clicked', d)
})
}
<svg id="legend" viewBox="0 0 ${innerWidth} ${50}">
<defs>
<linearGradient id="color-gradient">
<stop offset="0%" style="stop-color:#1f77b4;stop-opacity:1"></stop>
<stop offset="30%" style="stop-color:#ff7f0e;stop-opacity:1"></stop>
<stop offset="60%" style="stop-color:#2ca02c;stop-opacity:1"></stop>
<stop offset="100%" style="stop-color:#d62728;stop-opacity:1"></stop>
</linearGradient>
</defs>
</svg>
legend = d3.select('#legend')
.append('rect')
.attr('width', innerWidth)
.attr('y', 0)
.attr('height', 50)
.attr('fill', 'url(#color-gradient)');
//DataSource: eMarketer, March 2018
marketingData = [
{ year: 2016, media: "Digital", spending: 72.2 },
{ year: 2017, media: "Digital", spending: 90.39 },
{ year: 2018, media: "Digital", spending: 107.3 },
{ year: 2019, media: "Digital", spending: 125.75 },
{ year: 2020, media: "Digital", spending: 142.23 },
{ year: 2021, media: "Digital", spending: 156.43 },
{ year: 2022, media: "Digital", spending: 170.48 },
{ year: 2016, media: "TV", spending: 71.29 },
{ year: 2017, media: "TV", spending: 70.22 },
{ year: 2018, media: "TV", spending: 69.87 },
{ year: 2019, media: "TV", spending: 69.17 },
{ year: 2020, media: "TV", spending: 69.52 },
{ year: 2021, media: "TV", spending: 68.82 },
{ year: 2022, media: "TV", spending: 68.13 },
{ year: 2016, media: "Print", spending: 25.49 },
{ year: 2017, media: "Print", spending: 22.81 },
{ year: 2018, media: "Print", spending: 20.05 },
{ year: 2019, media: "Print", spending: 17.29 },
{ year: 2020, media: "Print", spending: 15.19 },
{ year: 2021, media: "Print", spending: 13.56 },
{ year: 2022, media: "Print", spending: 12.38 },
{ year: 2016, media: "Radio", spending: 14.33 },
{ year: 2017, media: "Radio", spending: 14.33 },
{ year: 2018, media: "Radio", spending: 14.41 },
{ year: 2019, media: "Radio", spending: 14.43 },
{ year: 2020, media: "Radio", spending: 14.46 },
{ year: 2021, media: "Radio", spending: 14.49 },
{ year: 2022, media: "Radio", spending: 14.52 },
{ year: 2016, media: "Out-of-home", spending: 7.6 },
{ year: 2017, media: "Out-of-home", spending: 7.75 },
{ year: 2018, media: "Out-of-home", spending: 7.87 },
{ year: 2019, media: "Out-of-home", spending: 7.95 },
{ year: 2020, media: "Out-of-home", spending: 8.03 },
{ year: 2021, media: "Out-of-home", spending: 8.11 },
{ year: 2022, media: "Out-of-home", spending: 8.19 },
{ year: 2016, media: "Directories", spending: 2.35 },
{ year: 2017, media: "Directories", spending: 1.83 },
{ year: 2018, media: "Directories", spending: 1.47 },
{ year: 2019, media: "Directories", spending: 1.19 },
{ year: 2020, media: "Directories", spending: 0.99 },
{ year: 2021, media: "Directories", spending: 0.84 },
{ year: 2022, media: "Directories", spending: 0.74 }
];
groupedMarketingData = d3.group(marketingData, (d) => d.media)
<svg id="line-chart-svg" viewBox="0 0 ${innerWidth} ${600}">
<g id="axes">
<g id='x-axis'></g>
</g>
<g id="lines"></g>
<g id="overlay">
<line></line>
</g>
</svg>
lineChart = d3.select('#line-chart-svg')
padding = {
return {left: 50, bottom: 50, right:40}
}
lineColorScale = d3.scaleOrdinal(d3.schemeTableau10).domain(groupedMarketingData.keys());
// Add x axis --> it is a date format
xAxis = {
const xAxis = d3.scaleLinear()
.domain([2016, 2022])
.range([ padding.left, innerWidth - padding.right]);
lineChart
.select('#x-axis')
.attr('transform', `translate(0, ${600 - padding.bottom})`)
.call(d3.axisBottom(xAxis).ticks(7,'.2d'))
// Append x axis text
lineChart
.select('#axes')
.append('text')
.text('Year')
.attr('x', 550)
.attr('y', 600);
return xAxis
}
// Add x axis --> it is a date format
yAxis = {
// Add y axis
const yAxis = d3.scaleLinear()
.domain([0, Math.max(...marketingData.map((row) => row.spending))])
.range([ 600 - padding.bottom, 10 ])
.nice();
lineChart.select('#axes')
.append('g')
.attr('transform', `translate(${padding.left},0)`)
.call(d3.axisLeft(yAxis));
// Append y axis text
lineChart
.select('#axes')
.append('text')
.text('Spending')
.attr('x', -340)
.attr('y', 20)
.attr('transform', 'rotate(-90)');
return yAxis
}
lineChart
.select('#lines')
.selectAll('path')
.data(groupedMarketingData)
.join('path')
.attr('fill', 'none')
.attr('stroke', ([group, values]) => lineColorScale(group))
.attr('stroke-width', 1)
.attr('d', ([group, values]) => d3.line()
.x((d) => xAxis(d.year))
.y((d) => yAxis(d.spending))
(values))
lineChart.on('mousemove', (event) => {
if (event.clientX > padding.left && event.clientX < innerWidth - padding.right) {
// Set the line position
lineChart
.select('#overlay')
.select('line')
.attr('stroke', 'black')
.attr('x1', event.clientX)
.attr('x2', event.clientX)
.attr('y1', 600 - padding.bottom)
.attr('y2', 0);
// Find the relevant data (by date and location)
const yearHovered = Math.floor( xAxis.invert(event.clientX))
const filteredData = marketingData
.filter((row) => row.year === yearHovered)
.sort((rowA, rowB) => rowB.spending - rowA.spending)
lineChart.select('#overlay')
.selectAll('text')
.data(filteredData)
.join('text')
.text(d=>`${d.media}, ${d.spending}`)
.attr('x', condition ? event.clientX : event.clickX)
.attr('y', (d, i) => 20*i + 20)
.attr('alignment-baseline', 'hanging')
.attr('fill', (d) => lineColorScale(d.media));
}
});
globalState.selected.push(country)
globalState.lineChart.update()
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