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D3 Intro
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<!DOCTYPE html> | |
<head> | |
<meta charset="utf-8"> | |
<script src="https://cdnjs.cloudflare.com/ajax/libs/d3/3.5.5/d3.min.js"></script> | |
<style> | |
body { margin:0;position:fixed;top:0;right:0;bottom:0;left:0; } | |
svg { width: 100%; height: 100%; } | |
</style> | |
</head> | |
<body> | |
<svg> | |
</svg> | |
<script> | |
var width = 1000; | |
var height = 1000; | |
var i = 4; | |
var svg = d3.select('svg'); | |
for(var i = 0; i < 1200; i++) { | |
var colors = ["#FF0000", "#00FF00","#0000FF"] | |
var d = { | |
x: Math.random() * 700, | |
y: Math.random() * 1000, | |
r: Math.random() * 10 + 5, | |
fill: colors[Math.floor(Math.random() * colors.length)] | |
}; | |
svg.append("circle") | |
.datum(d) | |
} | |
svg.selectAll("circle") | |
.attr("cx", function(d) { return d.x; }) | |
.attr("cy", function(d) { return d.y; }) | |
.attr("r", function(d) { return d.r; }) | |
.attr("fill", function(d) { return d.fill; }) | |
// var body = d3.select('body'); | |
// var header = body.append('h1').text('Hi Mom') | |
// .attr('id', 'main') | |
// .attr('class', 'header') | |
// body.append("h1").text("1 2 3") | |
// .attr('class', 'header') | |
// d3.selectAll(".header").style("color", "blue") | |
// d3.select("#main").style("color", "red") | |
// d3.selectAll(".header") | |
// .style('font-family', 'helvetica') | |
// document.querySelector('body').append('h1') | |
// .text('Hi Mom').attr('id', 'main') | |
// d3.selectAll('body') | |
// var svg = d3.select("body").append("svg") | |
// .attr("width", width + margin.left + margin.right) | |
// .attr("height", height + margin.top + margin.bottom) | |
// .append("g") | |
// .attr("transform", "translate(" + margin.left + "," + margin.top + ")"); | |
// // Feel free to change or delete any of the code you see! | |
// svg.append("rect") | |
// .attr({x: 100, y: 10, width: width - 200, height: height - 20}) | |
// .style({ fill: "#a72d1a"}) | |
// .transition().duration(3000).ease("bounce") | |
// .style({ fill: "#5db9e3"}) | |
// console.log("you are now rocking with d3", d3); | |
</script> | |
</body> |
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