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Random Color Chart (RGB)
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| height: 480 | |
| license: gpl-3.0 |
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.
Learn more about bidirectional Unicode characters
| <!DOCTYPE html> | |
| <meta charset="utf-8"> | |
| <script src="//d3js.org/d3.v3.min.js"></script> | |
| <body> | |
| <script> | |
| var width = 960, | |
| height = 480, | |
| grid = [32,32], | |
| space = 1.0; | |
| var rectangleWidth = width / grid[0] - space * 2, | |
| rectangleHeight = height / grid[1] - space * 2; | |
| var xz = d3.range(0, width, width / grid[0]), | |
| yz = d3.range(0, height, height / grid[1]); | |
| var offset = function (x, y) { return { x: x + space, y: y + space };} | |
| var offsets = d3.merge(xz.map(function(x) { return yz.map(function(y) { return offset(x, y); }); })); | |
| var svg = d3.select("body").append("svg") | |
| .attr("width", width) | |
| .attr("height", height); | |
| svg.append("g") | |
| .selectAll("rect") | |
| .data (offsets) | |
| .enter().append("rect") | |
| .attr("x", function (d) { return d.x; }) | |
| .attr("y", function (d) { return d.y; }) | |
| .attr("width", rectangleWidth) | |
| .attr("height", rectangleHeight) | |
| .style("fill", function () { return randomColor().toString(); }); | |
| function randomColor() { | |
| return d3.rgb( | |
| Math.floor(Math.random() * 256), | |
| Math.floor(Math.random() * 256), | |
| Math.floor(Math.random() * 256) | |
| ); | |
| } | |
| </script> |
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