Get started with d3-dispatch CDN

BSD-3-Clause licensed

D3-dispatch: library for creating, managing event dispatchers in D3.js visualizations.

Tags:
  • d3
  • d3-module
  • event
  • listener
  • dispatch

Stable version

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How to start using d3-dispatch CDN


<!DOCTYPE html>
<html>
<head>
  <script src="https://d3js.org/d3.v6.min.js"></script>
  <script src="https://cdn.cdnhub.io/d3-dispatch/3.0.1/d3-dispatch.min.js"></script>
  <style>
    #circle {
      fill: steelblue;
      width: 50px;
      height: 50px;
      border-radius: 50%;
    }
  </style>
</head>
<body>
  <script>
    const dispatch = d3.dispatch("click", "over", "out");

    const circle = d3.select("body")
      .append("circle")
      .attr("id", "circle")
      .attr("cx", 100)
      .attr("cy", 100)
      .on("click", function() {
        dispatch.call("click", this);
      })
      .on("mouseover", function() {
        dispatch.call("over", this);
      })
      .on("mouseout", function() {
        dispatch.call("out", this);
      });

    dispatch.on("click", function(d) {
      console.log("Circle clicked: ", d.node());
    });

    dispatch.on("over", function(d) {
      console.log("Circle over: ", d.node());
    });

    dispatch.on("out", function(d) {
      console.log("Circle out: ", d.node());
    });
  </script>
</body>
</html>

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