Skip to content

Instantly share code, notes, and snippets.

@hsuh
Forked from biovisualize/index.html
Last active August 29, 2015 14:02
Show Gist options
  • Save hsuh/2cbb4985159977bab982 to your computer and use it in GitHub Desktop.
Save hsuh/2cbb4985159977bab982 to your computer and use it in GitHub Desktop.
A simple tooltip
<!DOCTYPE html>
<html >
<head>
<script type="text/javascript" src="http://mbostock.github.com/d3/d3.js"></script>
</head>
<body>
<div class="example_div"></div>
<script type="text/javascript">
var tooltip = d3.select("body")
.append("div")
.attr("class", "tooltip")
.style("position", "absolute")
.style("z-index", "10")
.style("visibility", "hidden")
.style("background", "#3182bd")
.style("color", "#deebf7");
tooltip = d3.select('.tooltip')
tooltip.append('img')
.attr('src', "https://avatars1.githubusercontent.com/u/715494?s=140")
.attr('alt', "boo")
.attr('width', 42)
.attr('height', 42);
tooltip.append('span')
.text("A simple tooltip");
var sampleSVG = d3.select(".example_div")
.append("svg:svg")
.attr("class", "sample")
.attr("width", 300)
.attr("height", 300);
d3.select(".example_div svg")
.append("svg:circle")
.attr("stroke", "black")
.attr("fill", "aliceblue")
.attr("r", 50)
.attr("cx", 52)
.attr("cy", 52)
.on("mouseover", function(){return tooltip.style("visibility", "visible");})
.on("mousemove", function(){return tooltip.style("top", (event.pageY-10)+"px").style("left",(event.pageX+10)+"px");})
.on("mouseout", function(){return tooltip.style("visibility", "hidden");});
</script>
</body>
</html>
Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment