Created
September 6, 2011 14:44
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Drag and drop with D3
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| <!DOCTYPE html> | |
| <html> | |
| <head> | |
| <script type="text/javascript" src="http://mbostock.github.com/d3/d3.js"></script> | |
| <title>Drag And Drop</title> | |
| </head> | |
| <body> | |
| <div id="viz"></div> | |
| <script type="text/javascript"> | |
| var vizSVG = d3.select("#viz") | |
| .append("svg:svg") | |
| .attr("width", 400) | |
| .attr("height", 300); | |
| vizSVG.append("svg:circle") | |
| .attr("id", "blueCircle") | |
| .attr("cx", 50) | |
| .attr("cy", 140) | |
| .attr("r", 40) | |
| .attr("fill", "blue") | |
| .call(d3.behavior.drag().on("drag", move)); | |
| vizSVG.append("svg:circle") | |
| .attr("id", "redCircle") | |
| .attr("cx", 100) | |
| .attr("cy", 140) | |
| .attr("r", 40) | |
| .attr("fill", "red") | |
| .call(d3.behavior.drag().on("drag", move)); | |
| function move(){ | |
| this.parentNode.appendChild(this); | |
| var dragTarget = d3.select(this); | |
| dragTarget | |
| .attr("cx", function(){return d3.event.dx + parseInt(dragTarget.attr("cx"))}) | |
| .attr("cy", function(){return d3.event.dy + parseInt(dragTarget.attr("cy"))}); | |
| }; | |
| </script> | |
| </body> | |
| </html> |
It was left as an exercise ;) Sorry I wrote this code 2 years ago when I was learning. I would be glad to help if you need, on the D3 Google Groups
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I see the drag, where's the drop?