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d3 simple scatter plots from nested data
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<html> | |
<head> | |
<script type="text/javascript" src="https://cdn.jsdelivr.net/npm/[email protected]/d3.min.js"> | |
</script> | |
<style type="text/css"> | |
body { | |
font: 10px sans-serif; | |
} | |
circle { | |
stroke: steelblue; | |
stroke-width: 3; | |
fill: none; | |
} | |
line { | |
stroke: black; | |
stroke-width: 1.5; | |
} | |
.xLabel, .yLabel { | |
text-anchor: end; | |
} | |
.xGrid, .yGrid { | |
stroke-width: 0.5; | |
} | |
text { | |
font-family: Arial; | |
font-size: 9pt; | |
text-anchor: right; | |
} | |
</style> | |
</head> | |
<body> | |
<script type="text/javascript"> | |
// data | |
var data = | |
[{"temp":30,"days":3,"germ":0}, | |
{"temp":30,"days":6,"germ":0}, | |
{"temp":30,"days":9,"germ":2}, | |
{"temp":30,"days":12,"germ":4}, | |
{"temp":30,"days":15,"germ":7}, | |
{"temp":30,"days":18,"germ":34}, | |
{"temp":30,"days":21,"germ":43}, | |
{"temp":30,"days":24,"germ":47}, | |
{"temp":30,"days":27,"germ":50}, | |
{"temp":30,"days":30,"germ":50}, | |
{"temp":35,"days":3,"germ":0}, | |
{"temp":35,"days":6,"germ":0}, | |
{"temp":35,"days":9,"germ":3}, | |
{"temp":35,"days":12,"germ":6}, | |
{"temp":35,"days":15,"germ":15}, | |
{"temp":35,"days":18,"germ":46}, | |
{"temp":35,"days":21,"germ":78}, | |
{"temp":35,"days":24,"germ":96}, | |
{"temp":35,"days":27,"germ":100}, | |
{"temp":35,"days":30,"germ":100}, | |
{"temp":40,"days":3,"germ":0}, | |
{"temp":40,"days":6,"germ":0}, | |
{"temp":40,"days":9,"germ":1}, | |
{"temp":40,"days":12,"germ":3}, | |
{"temp":40,"days":15,"germ":5}, | |
{"temp":40,"days":18,"germ":6}, | |
{"temp":40,"days":21,"germ":6}, | |
{"temp":40,"days":24,"germ":6}, | |
{"temp":40,"days":27,"germ":6}, | |
{"temp":40,"days":30,"germ":6}]; | |
// sizes | |
var w = 200, | |
h = 200, | |
p = 20, | |
xlim = 30, | |
ylim = 100, | |
y = d3.scale.linear().domain([0, ylim]).range([0 + p, h - p]), | |
x = d3.scale.linear().domain([0, xlim]).range([0 + p, w - p]); | |
var nest = d3.nest() | |
.key(function(d) { return d.temp; }) | |
.entries(data); | |
var svg = d3.select("body") | |
.append("svg:svg") | |
.attr("class", "chart") | |
.attr("width", w * nest.length + p * (nest.length - 1)) | |
.attr("height", h + p * 2); | |
var cell = svg.selectAll("g") | |
.data(nest) | |
.enter().append("svg:g") | |
.attr("transform", function(d, i) { return "translate(" + (p + i * w) + "," + (h + p) + ")"; }); | |
var dots = cell.selectAll("circle") | |
.data( function(d) { return d.values; }) | |
.enter().append("svg:circle") | |
.attr("cx", function(d, i) { return x(d.days); }) | |
.attr("cy", function(d, i) { return -1 * y(d.germ); }) | |
.attr("r", 3); | |
cell.append("svg:line") | |
.attr("x1", x(0)) | |
.attr("y1", -1 * y(0)) | |
.attr("x2", x(xlim)) | |
.attr("y2", -1 * y(0)); | |
cell.append("svg:line") | |
.attr("x1", x(0)) | |
.attr("y1", -1 * y(0)) | |
.attr("x2", x(0)) | |
.attr("y2", -1 * y(ylim)); | |
cell.selectAll(".xLabel") | |
.data(x.ticks(5)) | |
.enter().append("svg:text") | |
.attr("class", "xLabel") | |
.text(String) | |
.attr("x", function(d) { return x(d) }) | |
.attr("y", 0) | |
.attr("text-anchor", "middle") | |
.attr("dx", 4); | |
cell.selectAll(".yLabel") | |
.data(y.ticks(4)) | |
.enter().append("svg:text") | |
.attr("class", "yLabel") | |
.text(String) | |
.attr("x", 0) | |
.attr("y", function(d) { return -1 * y(d) }) | |
.attr("text-anchor", "right") | |
.attr("dy", 4) | |
.attr("dx", 8); | |
cell.selectAll(".xTicks") | |
.data(x.ticks(5)) | |
.enter().append("svg:line") | |
.attr("class", "xTicks") | |
.attr("x1", function(d) { return x(d); }) | |
.attr("y1", -1 * y(0)) | |
.attr("x2", function(d) { return x(d); }) | |
.attr("y2", -1 * y(-1.5)); | |
cell.selectAll(".yTicks") | |
.data(y.ticks(4)) | |
.enter().append("svg:line") | |
.attr("class", "yTicks") | |
.attr("y1", function(d) { return -1 * y(d); }) | |
.attr("x1", x(-0.5)) | |
.attr("y2", function(d) { return -1 * y(d); }) | |
.attr("x2", x(0)); | |
cell.selectAll(".xGrid") | |
.data(x.ticks(5)) | |
.enter().append("svg:line") | |
.attr("class", "xGrid") | |
.attr("x1", function(d) { return x(d); }) | |
.attr("y1", -1 * y(0)) | |
.attr("x2", function(d) { return x(d); }) | |
.attr("y2", -1 * y(ylim)); | |
cell.selectAll(".yGrid") | |
.data(y.ticks(4)) | |
.enter().append("svg:line") | |
.attr("class", "yGrid") | |
.attr("y1", function(d) { return -1 * y(d); }) | |
.attr("x1", x(xlim)) | |
.attr("y2", function(d) { return -1 * y(d); }) | |
.attr("x2", x(0)); | |
</script> | |
</body> |
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