29:null 2a:["$","title",null,{"children":"nuScene's boston-seaport road network: polygon types | Chanwut (Mick) Kittivorawong | Observable"}] 2f:T55a,chartRoadSection = overlayPolygon((svg) => { const gForward = svg.append("g").attr("stroke-linecap", "round"); gForward .selectAll("path.roadsection-forward") .data(roadsection.map((r) => r.forwardLanesPolygon || []).flat()) .join("path") .attr("class", "roadsection-forward") .attr("d", (d) => `M${d.map((p) => x(p[0]) + " " + y(p[1])).join(" L ")}`) .attr("stroke", "blue") .attr("stroke-opacity", 0.7) .attr("fill", "blue") .attr("fill-opacity", 0.5); const gBackward = svg.append("g").attr("stroke-linecap", "round"); gBackward .selectAll("path.roadsection-backward") .data(roadsection.map((r) => r.backwardLanesPolygon || []).flat()) .join("path") .attr("class", "roadsection-backward") .attr("d", (d) => `M${d.map((p) => x(p[0]) + " " + y(p[1])).join(" L ")}`) .attr("stroke", "red") .attr("stroke-opacity", 0.7) .attr("fill", "red") .attr("fill-opacity", 0.5); const gRoad = svg.append("g").attr("stroke-linecap", "round"); gRoad .selectAll("path.roadsection-road") .data(roadsection, (d) => d.id) .join("path") .attr("class", "roadsection-road") .attr( "d", (d) => `M${d.polygon.map((p) => x(p[0]) + " " + y(p[1])).join(" L ")}` ) .attr("stroke", (d) => "green") .attr("fill-opacity", 0.5); return [gRoad, gForward, gBackward]; })30:T506,chartRoad = overlayPolygon((svg) => { const gForward = svg.append("g").attr("stroke-linecap", "round"); gForward .selectAll("path.road-forward") .data(road.map((r) => r.forwardLanesPolygon || [])) .join("path") .attr("class", "road-forward") .attr("d", (d) => `M${d.map((p) => x(p[0]) + " " + y(p[1])).join(" L ")}`) .attr("stroke", "blue") .attr("stroke-opacity", 0.7) .attr("fill", "blue") .attr("fill-opacity", 0.5); const gBackward = svg.append("g").attr("stroke-linecap", "round"); gBackward .selectAll("path.road-backward") .data(road.map((r) => r.backwardLanesPolygon || [])) .join("path") .attr("class", "road-backward") .attr("d", (d) => `M${d.map((p) => x(p[0]) + " " + y(p[1])).join(" L ")}`) .attr("stroke", "red") .attr("stroke-opacity", 0.7) .attr("fill", "red") .attr("fill-opacity", 0.5); const gRoad = svg.append("g").attr("stroke-linecap", "round"); gRoad .selectAll("path.road-road") .data(road, (d) => d.id) .join("path") .attr("class", "road-road") .attr( "d", (d) => `M${d.polygon.map((p) => x(p[0]) + " " + y(p[1])).join(" L ")}` ) .attr("stroke", (d) => "green") .attr("fill-opacity", 0.5); return [gRoad, gForward, gBackward]; })31:T4d4,function createDirection(svg, data) { const gDirection = svg .append("g") .attr("fill-opacity", 1) .attr("stroke-linecap", "round"); gDirection .selectAll("path.direction") .data(data) .join("path") .attr("class", "direction") .attr("d", drawDirection) .attr("stroke", (d) => z(d.heading)) .on("mouseover", (event, d) => { tooltip.style("visibility", "visible").text((d.heading * 180) / Math.PI); const _x = d.end[0] - d.start[0]; const _y = d.end[1] - d.start[1]; const size = Math.sqrt(_x * _x + _y * _y); d3.select("path.angle") .attr("opacity", 1) .attr("d", `M 100 60 l ${(_x * 30) / size} ${(-_y * 30) / size}`); d3.selectAll("path.path-hidden") .filter((dd) => dd.id === d.polygonId) .attr("opacity", 1) .attr("fill", () => z(d.heading)); }) .on("mousemove", (event) => { tooltip .style("top", event.pageY - 10 + "px") .style("left", event.pageX + 10 + "px"); }) .on("mouseout", () => { tooltip.style("visibility", "hidden"); d3.select("path.angle").attr("opacity", 0); d3.selectAll("path.path-hidden").attr("opacity", 0); }); return gDirection; 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