Click on a country.
Miccah Stubbs produced an improved version.
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Chatty Map
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| license: mit | |
| border: none | |
| height: 510 |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
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| <!DOCTYPE html> | |
| <meta charset="utf-8" /> | |
| <style> | |
| body { | |
| max-width: 960px; | |
| } | |
| canvas { | |
| cursor: crosshair | |
| } | |
| select { | |
| display: table; | |
| margin: 0 auto; | |
| } | |
| </style> | |
| <body> | |
| <script src="https://d3js.org/d3.v3.min.js" charset="utf-8"></script> | |
| <script src="https://d3js.org/queue.v1.min.js"></script> | |
| <script src="https://d3js.org/topojson.v1.min.js"></script> | |
| <script src="https://unpkg.com/d3-geo-projection@0.2.16/d3.geo.projection.min.js"></script> | |
| <script src="https://unpkg.com/rbush@1.4.3/rbush.js"></script> | |
| <script src="https://unpkg.com/spamjs@1.1.0/spam.min.js"></script> | |
| <script src='https://code.responsivevoice.org/responsivevoice.js'></script> | |
| <script type='text/javascript'> | |
| var hover = null; | |
| var width = 960; | |
| var height = 500; | |
| var graticule = d3.geo.graticule(); | |
| // Get the list of the voices | |
| var voicelist = responsiveVoice.getVoices(); | |
| // Create the selector | |
| d3 | |
| .select("body") | |
| .append("select") | |
| .selectAll("option") | |
| .data(voicelist) | |
| .enter() | |
| .append("option") | |
| .text(function(d) { | |
| return d.name; | |
| }) | |
| .attr("value", function(d) { | |
| return d.name; | |
| }); | |
| // Fire the lang function according to the selector | |
| d3.select("select").on("change", lang); | |
| function lang() { | |
| var selectedValue = d3.event.target.value; | |
| // Set the voice | |
| return responsiveVoice.setDefaultVoice(selectedValue); | |
| } | |
| d3.json("world.json", function(error, d) { | |
| topojson.presimplify(d); | |
| var map = new StaticCanvasMap({ | |
| element: "body", | |
| width: width, | |
| projection: d3.geo.robinson(), | |
| data: [ | |
| { | |
| features: topojson.feature(d, d.objects["countries"]), | |
| static: { | |
| prepaint: function(parameters) { | |
| parameters.context.beginPath(); | |
| parameters.path(graticule()); | |
| parameters.context.lineWidth = 0.5; | |
| parameters.context.strokeStyle = "rgb(200,200,200)"; | |
| parameters.context.stroke(); | |
| parameters.context.beginPath(); | |
| parameters.path({ type: "Sphere" }); | |
| parameters.context.lineWidth = 1; | |
| parameters.context.strokeStyle = "rgb(30,30,30)"; | |
| parameters.context.stroke(); | |
| }, | |
| paintfeature: function(parameters, d) { | |
| parameters.context.lineWidth = 0.5; | |
| parameters.context.strokeStyle = "rgb(30,30,30)"; | |
| parameters.context.stroke(); | |
| parameters.context.fillStyle = "rgb(188, 223, 255)"; | |
| parameters.context.fill(); | |
| } | |
| }, | |
| dynamic: { | |
| postpaint: function(parameters) { | |
| if (!hover) return; | |
| parameters.context.beginPath(); | |
| parameters.context.lineWidth = 1 / parameters.scale; | |
| parameters.path(hover); | |
| parameters.context.stroke(); | |
| } | |
| }, | |
| events: { | |
| click: function(parameters, d) { | |
| // When clicking on a feature, say the name of that country | |
| d && responsiveVoice.speak(d.id); | |
| }, | |
| hover: function(parameters, d) { | |
| hover = d; | |
| parameters.map.paint(); | |
| } | |
| } | |
| } | |
| ] | |
| }); | |
| map.init(); | |
| }); | |
| </script> |
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