Created
November 20, 2016 16:38
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coasts// oceans // lakes // rivers
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| <!DOCTYPE html> | |
| <meta charset="utf-8"> | |
| <style> | |
| svg { | |
| background: white; | |
| } | |
| .stroke { | |
| fill: none; | |
| stroke: #000; | |
| stroke-width: 3px; | |
| stroke-dasharray: 2px 2px; | |
| } | |
| .fill { | |
| fill: steelblue; | |
| } | |
| .graticule { | |
| fill: none; | |
| stroke: gray; | |
| stroke-width: .5px; | |
| stroke-opacity: .5; | |
| } | |
| .land { | |
| fill: #222; | |
| } | |
| .oceans { | |
| fill: steelblue; | |
| } | |
| .boundary { | |
| fill: none; | |
| stroke: #fff; | |
| stroke-width: .5px; | |
| } | |
| .coast-buffers { | |
| fill: none; | |
| stroke-linejoin: round; | |
| stroke-linecap: round; | |
| } | |
| .country-borders { | |
| fill: none; | |
| stroke: #ccc; | |
| stroke-linejoin: round; | |
| stroke-linecap: round; | |
| } | |
| </style> | |
| <svg width="960" height="600"></svg> | |
| <script src="https://d3js.org/d3.v4.min.js"></script> | |
| <script src="https://d3js.org/d3-array.v1.min.js"></script> | |
| <script src="https://d3js.org/d3-geo.v1.min.js"></script> | |
| <script src="https://d3js.org/topojson.v2.min.js"></script> | |
| <script src="https://d3js.org/d3-geo-projection.v1.min.js"></script> | |
| <script> | |
| var width = 960, | |
| height = 600; | |
| var svg = d3.select("svg"), | |
| width = +svg.attr("width"), | |
| height = +svg.attr("height"); | |
| var color = d3.scaleOrdinal(d3.schemeCategory20b); | |
| var projection = d3.geoMercator() | |
| var path = d3.geoPath() | |
| .projection(projection); | |
| d3.queue() | |
| .defer(d3.json, "coast.json") | |
| .defer(d3.json, "oceans.json") | |
| .defer(d3.json, "lakes.json") | |
| .defer(d3.json, "rivers.json") | |
| .await(ready) | |
| function ready(error, coast, oceans, lakes, rivers) { | |
| if (error) throw error; | |
| var defs = svg.append("defs"); | |
| //Filter for the outside glow | |
| var filter = defs.append("filter") | |
| .attr("id","glow"); | |
| filter.append("feGaussianBlur") | |
| .attr("stdDeviation","3.5") | |
| .attr("result","coloredBlur"); | |
| var feMerge = filter.append("feMerge"); | |
| feMerge.append("feMergeNode") | |
| .attr("in","coloredBlur"); | |
| feMerge.append("feMergeNode") | |
| .attr("in","SourceGraphic"); | |
| svg.selectAll("path") | |
| .data(oceans.features) | |
| .enter().append("path") | |
| .style("fill", "steelblue") | |
| .style("mix-blend-mode", "multiply") | |
| .attr("d", path); | |
| d3.selectAll("path") | |
| .style("filter", "url(#glow)"); | |
| svg.append("g") | |
| .attr("class", "feature feature--lake") | |
| .selectAll("path") | |
| .data(topojson.feature(lakes, lakes.objects.lakes).features) | |
| .enter().append("path") | |
| .style("fill", "steelblue") | |
| .attr("d", path); | |
| svg.append("g") | |
| .attr("class", "feature feature--coastline") | |
| .selectAll("path") | |
| .data(topojson.feature(coast, coast.objects.coastline).features) | |
| .enter().append("path") | |
| .attr("fill", "none") | |
| .attr("stroke", "#FFC300") | |
| .attr("stroke-width", .5) | |
| .attr("stroke-opacity", 0.5) | |
| .attr("d", path); | |
| svg.append("g") | |
| .attr("class", "feature feature--river") | |
| .selectAll("path") | |
| .data(topojson.feature(rivers, rivers.objects.rivers).features) | |
| .enter().append("path") | |
| .attr("fill", "none") | |
| .attr("stroke", "steelblue") | |
| .attr("stroke-width", .5) | |
| // .attr("stroke-opacity", 0.5) | |
| .attr("d", path); | |
| }; | |
| </script> |
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