| <!DOCTYPE html> |
| <meta charset="utf-8"> |
| |
| <link href="../src/nv.d3.css" rel="stylesheet" type="text/css"> |
| |
| <style> |
| |
| body { |
| overflow-y:scroll; |
| } |
| |
| text { |
| font: 12px sans-serif; |
| } |
| |
| svg { |
| display: block; |
| } |
| |
| #chart1 svg { |
| height: 500px; |
| min-width: 100px; |
| min-height: 100px; |
| /* |
| margin: 50px; |
| Minimum height and width is a good idea to prevent negative SVG dimensions... |
| For example width should be =< margin.left + margin.right + 1, |
| of course 1 pixel for the entire chart would not be very useful, BUT should not have errors |
| */ |
| } |
| |
| </style> |
| <body> |
| |
| <div id="chart"> |
| <svg style="height: 500px;"></svg> |
| </div> |
| |
| <script src="../lib/d3.v3.js"></script> |
| <script src="../lib/crossfilter.js"></script> |
| <script src="../nv.d3.js"></script> |
| <script src="../src/tooltip.js"></script> |
| <script src="../src/utils.js"></script> |
| <script src="../src/models/legend.js"></script> |
| <script src="../src/models/axis.js"></script> |
| <script src="../src/models/scatter.js"></script> |
| <script src="../src/models/line.js"></script> |
| <script src="../src/models/lineWithFocusChart.js"></script> |
| <script src="stream_layers.js"></script> |
| <script> |
| |
| extend = function(destination, source) { |
| for (var property in source) { |
| if (property in destination) { |
| if ( typeof source[property] === "object" && |
| typeof destination[property] === "object") { |
| destination[property] = extend(destination[property], source[property]); |
| } else { |
| continue; |
| } |
| } else { |
| destination[property] = source[property]; |
| }; |
| } |
| return destination; |
| }; |
| |
| nv.addGraph(function() { |
| var chart = nv.models.lineWithFocusChart(); |
| |
| chart.xAxis |
| .tickFormat(d3.format(',f')); |
| chart.x2Axis |
| .tickFormat(d3.format(',f')); |
| |
| chart.yAxis |
| .tickFormat(d3.format(',.2f')); |
| chart.y2Axis |
| .tickFormat(d3.format(',.2f')); |
| |
| var rawData = testCrossfilterData(); |
| var data = normalizeData(rawData.datum, |
| [ |
| { |
| name: 'Stream #1', |
| key: 'stream1' |
| }, |
| { |
| name: 'Stream #2', |
| key: 'stream2' |
| }, |
| { |
| name: 'Stream #3', |
| key: 'stream3' |
| } |
| ]); |
| |
| d3.select('#chart svg') |
| .datum(data) |
| .transition().duration(500) |
| .call(chart); |
| |
| nv.utils.windowResize(chart.update); |
| |
| return chart; |
| }); |
| |
| function normalizeData(data, series) |
| { |
| var sort = crossfilter.quicksort.by(function(d) { return d.key; }); |
| var result = []; |
| |
| for (var i = 0; i < series.length; i++) |
| { |
| var seriesData = data.top(Infinity); |
| var sorted = sort(seriesData, 0, seriesData.length); |
| var values = []; |
| |
| |
| seriesData.forEach(function(item, index) |
| { |
| values.push({x: item.key, y: item.value[series[i].key]}); |
| }); |
| |
| result.push({key: series[i].name, values: values, color: series[i].color}); |
| }; |
| |
| return result; |
| }; |
| |
| function testCrossfilterData() { |
| var data = crossfilter(testData()); |
| |
| try |
| { |
| data.data = data.dimension(function(d) { return d.x; }); |
| data.datum = data.data.group(function(d) { return d; }); |
| data.datum.reduce(function (p, v) { |
| p.count++; |
| p.stream1 += v.stream1; |
| p.stream2 += v.stream2; |
| p.stream3 += v.stream3; |
| return p; }, |
| function (p, v) { |
| p.count--; |
| p.stream1 -= v.stream1; |
| p.stream2 -= v.stream2; |
| p.stream3 -= v.stream3; |
| return p; }, |
| function () { return {count: 0, stream1: 0, stream2: 0, stream3: 0}; }); |
| } catch (e) |
| { |
| console.log(e.stack); |
| } |
| |
| return data; |
| } |
| |
| function testData() { |
| |
| var data1 = []; |
| var data2 = []; |
| var data3 = []; |
| |
| stream_layers(3,128,.1).map(function(layer, index) { |
| layer.forEach(function(item, i) { |
| var object = { x: item.x }; |
| object['stream' + (index + 1)] = item.y; |
| eval('data' + (index + 1)).push(object); |
| }); |
| }); |
| |
| var data = extend(data1, data2); |
| var result = extend(data, data3); |
| |
| return result; |
| } |
| |
| |
| </script> |
