Hover over red dot. Mouse press the blue dot. Watch the console events.
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January 4, 2018 18:42
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Events
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| license: mit |
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| <!DOCTYPE html> | |
| <head> | |
| <meta charset="utf-8"> | |
| <script src="https://d3js.org/d3.v3.min.js"></script> | |
| <style> | |
| body { margin:0;position:fixed;top:0;right:0;bottom:0;left:0; } | |
| .red { | |
| fill: red; | |
| } | |
| .blue { | |
| fill: blue; | |
| } | |
| .orange { | |
| fill: orange; | |
| } | |
| </style> | |
| </head> | |
| <body> | |
| <p><a href="http://blockbuilder.org">Blockbuilder</a></p> | |
| <script> | |
| // Feel free to change or delete any of the code you see in this editor! | |
| var svg = d3.select("body").append("svg") | |
| .attr("width", 960) | |
| .attr("height", 150) | |
| svg.append("circle") | |
| .attr("class", "red") | |
| .attr("cx", 100) | |
| .attr("cy", 75) | |
| .attr("r", 20); | |
| svg.append("circle") | |
| .attr("class", "blue") | |
| .attr("cx", 200) | |
| .attr("cy", 75) | |
| .attr("r", 20); | |
| d3.select("circle.red") | |
| .on("mouseenter", function (){ | |
| console.log("MOUSEENTER", this) | |
| }) | |
| .on("mouseleave", function (){ | |
| console.log("MOUSELEAVE", this) | |
| }) | |
| d3.select("circle.blue") | |
| .on("mousedown", function (){ | |
| console.log("MOUSEDOWN", this) | |
| }) | |
| // use namespace to register multiple handlers | |
| // Otherwise the same handler will unregister the previous | |
| .on("mousedown.second", function (){ | |
| console.log("MOUSEDOWN 2", this) | |
| }); | |
| d3.select("a") | |
| .on("click", function (){ | |
| d3.event.preventDefault(); | |
| }) | |
| // use namespace to register multiple handlers | |
| // Otherwise the same handler will unregister the previous | |
| .on("click.second", function (){ | |
| console.log("CLICKED 2", this); | |
| }); | |
| </script> | |
| </body> |
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