42:null 43:["$","title",null,{"children":"Population pyramid by family situation - EN (4555) | Marc Thevenin | Observable"}] 49:T9c2,graphBoxPlot = { plot._update(checkbox); const content = htl.html`

${viewof rWidth}

${viewof checkbox} ${cssLegend}

${plot}

Scope: France.

Source: INSEE – RRP 2017 (EAR 2015–2019)

`; return fullscreen(content, "graphBoxPlot", {target:".plot", inBox: true, lang:"fr", title:"Population pyramid by family situation in 2015", fsMax: "clamp(1000px, 30vw, 1500px)"}); }4a:Taa2,4b:T1d7f,plot = (containerWidth => { const marginTop = 30, marginRight = rWidth>600 ? 75 : 60, marginBottom = 40, marginLeft = rWidth>600 ? 55 : 35; const wrapper = document.createElement("div"); wrapper.style.cssText = "width:100%;"; const xScale = d3.scaleLinear().domain([-0.7, 0.7]); const yScale = d3.scaleLinear().domain([d3.min(pivotH, d => d.age), 110]); const colorScale = d3.scaleOrdinal().domain(structureListe).range(range2); const areaGen = d3.area() .curve(d3.curveCatmullRom) .y(d => yScale(d.age)) .x0(d => xScale(d.x0)) .x1(d => xScale(d.x1)); const svg = d3.select(wrapper).append("svg") .attr("style", "max-width:100%; height:auto; display:block; font-family: poppins, sans-serif;"); const gBg = svg.append("g"); const gLayersH = svg.append("g"); const gLayersF = svg.append("g"); const gRule = svg.append("g"); const gAxisX = svg.append("g"); const gAxisY = svg.append("g"); const gLabels = svg.append("g"); const gAxisLabels = svg.append("g"); const gPointer = svg.append("g").style("pointer-events", "none"); function totalPoints(pivot) { return pivot.map(d => ({age: d.age, x0: 0, x1: d3.sum(structureListe, k => d[k])})); } const bgH = totalPoints(pivotH), bgF = totalPoints(pivotF); function stackFor(pivot, selectedSet) { const zeroed = pivot.map(d => { const obj = {age: d.age}; for (const k of structureListe) obj[k] = selectedSet.has(k) ? d[k] : 0; return obj; }); const stacked = d3.stack().keys(structureListe)(zeroed); return structureListe.map((k, i) => ({ key: k, points: stacked[i].map((p, j) => ({age: zeroed[j].age, x0: p[0], x1: p[1]})) })); } let currentSelection = structureListe; let width = containerWidth || 800; let height = width > 500 ? 0.7 * width : 340; function join(g, layers, animate, stagger) { const sel = g.selectAll("path").data(layers, d => d.key); const entered = sel.enter().append("path") .attr("fill", d => colorScale(d.key)) .attr("fill-opacity", 0.85) .attr("stroke", "#414141") .attr("stroke-width", 1) .attr("d", d => areaGen(d.points)); const merged = entered.merge(sel); if (animate) { merged.transition() .delay(d => stagger ? structureListe.indexOf(d.key) * 90 : 0) .duration(750).ease(d3.easeCubicInOut) .attr("d", d => areaGen(d.points)); } else { merged.attr("d", d => areaGen(d.points)); } sel.exit().remove(); } function render(selectedKeys, animate, stagger) { const selectedSet = new Set(selectedKeys); join(gLayersH, stackFor(pivotH, selectedSet), animate, stagger); join(gLayersF, stackFor(pivotF, selectedSet), animate, stagger); } //Plot function draw(w) { width = rWidth; height = rWidth > 600 ? 0.7 * rWidth : 320; xScale.range([marginLeft, width - marginRight]); yScale.range([height - marginBottom, marginTop]); svg.attr("viewBox", [0, 0, width, height]).attr("width", width).attr("height", height); gBg.selectAll("path").data([bgH, bgF]).join("path").attr("fill", "#eaeaea").attr("d", areaGen); gAxisX.attr("transform", `translate(0,${height - marginBottom})`) .call(d3.axisBottom(xScale).ticks(6).tickFormat(d => Math.abs(d).toString().replace(".", ","))); gAxisY.attr("transform", `translate(${marginLeft},0)`) .call(d3.axisLeft(yScale).tickValues(d3.range(10, 101, 10))); gRule.selectAll("line").data([0]).join("line") .attr("x1", xScale(0)).attr("x2", xScale(0)) .attr("y1", marginTop).attr("y2", height - marginBottom) .attr("stroke", "#222330"); gLabels.selectAll("text").data(["MEN", "WOMEN"]).join("text") .attr("x", d => d === "MEN" ? xScale(-0.55) : xScale(0.55)) .attr("y", marginTop - 6) .attr("text-anchor", d => d === "MEN" ? "start" : "end") .attr("font-size", 12).attr("font-weight", 600).attr("fill", "#414141") .text(d => d); gAxisLabels.selectAll("text.xlabel").data([0]).join("text") .attr("class", "xlabel") .attr("x", xScale(0.7)).attr("y", height - marginBottom + 32) .attr("text-anchor", "end").attr("font-size", 11).attr("fill", "#414141") .text("%"); gAxisLabels.selectAll("text.ylabel").data([0]).join("text") .attr("class", "ylabel") .attr("x", marginLeft - 8).attr("y", yScale(110)) .attr("dy", "0.32em").attr("text-anchor", "end").attr("font-size", 11).attr("fill", "#222330") .text("Age"); render(currentSelection, false); } // Crosshair et tooltip const ages = pivotH.map(d => d.age); const bisectAge = d3.bisector(d => d).center; const pointerLine = gPointer.append("line").attr("stroke", "#414141").attr("stroke-width", 1).attr("opacity", 0); const pointerLabel = gPointer.append("text").attr("font-size", 11).attr("font-weight", 600).attr("fill", "black").attr("opacity", 0); const overlay = svg.append("rect").attr("fill", "transparent").style("pointer-events", "all"); overlay .on("mousemove", function(event) { const [mx, my] = d3.pointer(event, svg.node()); if (my < marginTop || my > height - marginBottom) { pointerLine.attr("opacity", 0); pointerLabel.attr("opacity", 0); tooltip.hide(); return; } const rawAge = yScale.invert(my); const idx = bisectAge(ages, rawAge); const ageIdx = Math.max(0, Math.min(ages.length - 1, idx)); const age = ages[ageIdx]; const y = yScale(age); pointerLine.attr("x1", marginLeft).attr("x2", width - marginRight).attr("y1", y).attr("y2", y).attr("opacity", 1); pointerLabel.attr("x", width - marginRight + 4).attr("y", y).attr("dy", "0.32em").text(`${age} years`).attr("opacity", 1); const isHommes = mx < xScale(0); const pivot = isHommes ? pivotH : pivotF; const selectedSet = new Set(currentSelection); const layers = stackFor(pivot, selectedSet); const value = xScale.invert(mx); let found = null; for (const layer of layers) { const p = layer.points[ageIdx]; if (!p) continue; const lo = Math.min(p.x0, p.x1), hi = Math.max(p.x0, p.x1); if (hi - lo > 0 && value >= lo && value <= hi) { found = layer.key; break; } } if (found) { tooltip.show(event.clientX, event.clientY, { sexe: isHommes ? "Men" : "Women", age, categorie: found, couleur: colorScale(found) }); } else { tooltip.hide(); } }) .on("mouseleave", function() { pointerLine.attr("opacity", 0); pointerLabel.attr("opacity", 0); tooltip.hide(); }); // le resize.observer let roWidth = 0; const ro = new ResizeObserver(entries => { const newW = entries[0].contentRect.width; if (newW > 0 && Math.abs(newW - roWidth) > 1) { roWidth = newW; draw(newW); overlay.attr("width", width).attr("height", height); } }); ro.observe(wrapper); invalidation.then(() => ro.disconnect()); draw(width); overlay.attr("x", 0).attr("y", 0).attr("width", width).attr("height", height); wrapper._update = (selection) => { const prev = new Set(currentSelection); const next = new Set(selection); const changed = structureListe.filter(k => prev.has(k) !== next.has(k)); if (changed.length === 0) return; // rien à faire, évite tout appel redondant currentSelection = selection; render(selection, true, changed.length > 1); }; return wrapper; })(width)4c:T451,tooltip = { const el = d3.select(document.body).append("div") .attr("class", "pyramid-tooltip") .style("position", "fixed") .style("pointer-events", "none") .style("background", "white") .style("border", "1px solid #ccc") .style("border-radius", "4px") .style("padding", "6px 10px") .style("font-size", "clamp(10px,1.5cqw,13px)") .style("font-family", "poppins, sans-serif") .style("box-shadow", "0 1px 4px rgba(0,0,0,0.15)") .style("opacity", 0) .style("z-index", 1000); invalidation.then(() => el.remove()); return { show(clientX, clientY, {sexe, age, categorie, couleur}) { el.html(`

${age}-year-old ${sexe}
${categorie}

`) .style("left", `${clientX + 14}px`) .style("top", `${clientY + 14}px`) .style("opacity", 1); }, hide() { el.style("opacity", 0); } }; }4d:[{"id":"361c28f73a2703f2999b4a25dd9e720e0277ccd1e61b329275dee13bb5435a076b40daa00113558c1bd8de5c81d3f64b79900552db9176ea74dff66b4c38a638","href":"https://static.observableusercontent.com/files/361c28f73a2703f2999b4a25dd9e720e0277ccd1e61b329275dee13bb5435a076b40daa00113558c1bd8de5c81d3f64b79900552db9176ea74dff66b4c38a638","name":"graphH.csv","type":"text/csv","lastModified":1787203289410.885,"size":40455},{"id":"4d63815edfe711b083475d641872426632381ea17d6e30a3f5468bec7040c404fe74f5fa3e50ce08352afd4abecd6859b0b26aa5f7f50c9ef7300a05dfca6cbd","href":"https://static.observableusercontent.com/files/4d63815edfe711b083475d641872426632381ea17d6e30a3f5468bec7040c404fe74f5fa3e50ce08352afd4abecd6859b0b26aa5f7f50c9ef7300a05dfca6cbd","name":"graphF.csv","type":"text/csv","lastModified":1787203289410.885,"size":39889}] 47:{"id":"42da451a85bf971f","slug":null,"title":"Population pyramid by family situation - EN (4555)","thumbnail":"c933b300fef6af8674a1cf67b006f75a3c299eb6a144adc318ced2f21d0f1fc2","access_level":"public","create_time":"$D2026-08-20T05:21:29.410Z","update_time":"$D2026-10-13T14:56:00.801Z","view_time":null,"first_public_time":"$D2026-08-20T05:21:29.410Z","has_unpublished_edits":null,"fork":{"id":"1f66188ca12c7d98","slug":null,"title":"Pyramide des âges selon la situation familiale - FR (4555)","owner":{"id":"2982f8baffd2d3ed","login":"mthevenin","name":"Marc Thevenin"}},"stars":0,"starred":false,"owner":{"type":"team","id":"2982f8baffd2d3ed","login":"mthevenin","name":"Marc Thevenin","avatar_url":"https://avatars-next.observableusercontent.com/77392368125040ba6be18f10a6f777723377ed43e0a6fd6f583fa8dc2ea0ff56","tier":"pro_2026","bio":"Statistical Engineer at the french National Institute for Demographic Studies 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