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forked from Dlanka's block: Chart
forked from Dlanka's block: Advance Chart
forked from Dlanka's block: Advance Chart
Created
January 31, 2018 06:55
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Advance Chart
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| license: mit |
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| [ | |
| { | |
| "name": "Colombo", | |
| "count": 68 | |
| }, | |
| { | |
| "name": "Kandy", | |
| "count": 120 | |
| }, | |
| { | |
| "name": "Gampaha", | |
| "count": 90 | |
| }, | |
| { | |
| "name": "Kurunegala", | |
| "count": 150 | |
| }, | |
| { | |
| "name": "Mathara", | |
| "count": 30 | |
| }, | |
| { | |
| "name": "Anuradapura", | |
| "count": 40 | |
| } | |
| ] |
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| <!DOCTYPE html> | |
| <head> | |
| <meta charset="utf-8"> | |
| <script src="https://d3js.org/d3.v4.min.js"></script> | |
| <style> | |
| body { margin:0;position:fixed;top:0;right:0;bottom:0;left:0; } | |
| </style> | |
| </head> | |
| <body> | |
| <script> | |
| var h = 500, | |
| w = 800, | |
| margin = {top:20,right:20,bottom:20,left:30}, | |
| height = h - (margin.top + margin.bottom), | |
| width = w - (margin.left + margin.right); | |
| var svg = d3.select("body").append("svg") | |
| .attr("width", w) | |
| .attr("height", h); | |
| var yScale = d3.scaleLinear() | |
| .range([height,0]); | |
| var yAxis = d3.axisLeft() | |
| .scale(yScale); | |
| var xScale = d3.scaleOrdinal() | |
| .range([0,100,200,300,400,500]); | |
| var xAxis = d3.axisBottom() | |
| .scale(xScale); | |
| d3.json('data.json',function(error,data){ | |
| var max = d3.max(data,function(d){return d.count}); | |
| var city = data.map(function(d){ | |
| return d.name; | |
| }) | |
| yScale.domain([0,max]); | |
| xScale.domain(city); | |
| var leftAxis = svg.append('g') | |
| .attr('transform','translate('+[margin.left,margin.top]+')') | |
| .call(yAxis); | |
| var bottomAxis = svg.append('g') | |
| .attr('transform','translate('+[30,480]+')') | |
| .call(xAxis); | |
| }); | |
| </script> | |
| </body> |
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