Created
October 21, 2013 14:23
-
-
Save zawarudo/7084713 to your computer and use it in GitHub Desktop.
D3.js bar graph animates on enter.
This file contains hidden or 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
| <html> | |
| <head> | |
| <script type="text/javascript" src="http://mbostock.github.com/d3/d3.js"></script> | |
| </head> | |
| <body> | |
| <div id="chart"> | |
| </div> | |
| <script type="text/javascript"> | |
| initial(); | |
| function initial(){ | |
| margin = {top: 50, right: 50, bottom: 50, left: 50}, | |
| w = 960 - margin.left - margin.right, | |
| h = 500 - margin.top - margin.bottom; | |
| var outerSvg = d3.select("#chart")//Outer svg holding our tools and render window | |
| .append("svg:svg") | |
| .attr("width", w + margin.left + margin.right) | |
| .attr("height", h + margin.top + margin.bottom) | |
| .style("border-style", "dashed") | |
| .style("border-width", "2px"); | |
| outerSvg.append("image") //"Refresh" Button | |
| .attr("width", '30px') | |
| .attr("height", '30px') | |
| .attr("xlink:href", "data:image/png;base64,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") | |
| .attr("onclick","render()"); | |
| render(); | |
| } | |
| function render(){ | |
| d3.select('#chart svg svg').remove(); | |
| innerW = w - margin.left - margin.right, | |
| innerH = h - margin.top - margin.bottom, | |
| dataNum = 12, | |
| barWidth = w/dataNum, | |
| color = '#CC6600', | |
| interval = 2000; //2 seconds | |
| var svg = d3.select("#chart svg") | |
| .append("svg:svg") | |
| .attr("x", margin.left) | |
| .attr("y", margin.top + margin.bottom) | |
| .attr("width", innerW + margin.left + margin.right) | |
| .attr("height", innerH + margin.top + margin.bottom) | |
| .style("border-style", "dashed") | |
| .style("border-width", "2px"); | |
| //Generate Dataset | |
| var dataset = d3.range(dataNum).map(function(d,i) { | |
| return {value: Math.random() * (h + margin.top + margin.bottom)/2 ,position: i}; | |
| }); | |
| var datapoints = svg.append("svg:g").attr("id", "points"); | |
| datapoints.selectAll("rect") | |
| .data(dataset) | |
| .enter() | |
| .append("rect") | |
| .attr("width", barWidth - 25) | |
| .attr("x", function(d,i){ return (-barWidth * i+1)}) | |
| .attr("y", -h) | |
| .style('fill', color) | |
| .style('stroke-width','1') | |
| .attr('transform','rotate(180)') | |
| .attr("height", '0' ) | |
| .transition() | |
| .attr("height", function(d){ return d.value }) | |
| .duration(interval * Math.random()); | |
| } | |
| </script> | |
| </body> | |
| </html> |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment