D3.js arc.cornerRadius() Function
The arc.cornerRadius() function is used to set the corner radius for rounded corners. If the radius is not specified, returns the current corner radius accessor, which defaults to:
function cornerRadius() {
return 0;
}
Syntax:
arc.cornerRadius([radius]);
Parameters: This function accepts a single parameter as mentioned above and described below.
- radius: This parameter takes a number that decides the radius of the corners.
Return Values: This function returns the arc generator.
Example 1:
HTML
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8" /> <meta name="viewport" content="width=device-width, initial-scale=1.0"/> <!--Fetching from CDN of D3.js --> <script src= </script> </head> <body> <div style="width:300px; height:300px;"> <center> <h1 style="color:green"> zambiatek </h1> <h2> arc.cornerRadius() </h2> </center> <svg width="300" height="300"> </svg> </div> <script> var svg = d3.select("svg") .append("g") .attr("transform", "translate(150,200)"); // An arc generator created var arc = d3.arc() .outerRadius(-5) .innerRadius(150) .startAngle(0) // Use of cornerRadius Function .cornerRadius(6666) .endAngle(1); svg.append("path") .attr("class", "arc") .attr("d", arc); let p = document.querySelector(".arc"); p.style.fill="green"; </script> </body> </html> |
Output:
Example 2:
HTML
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8" /> <meta name="viewport" content="width=device-width, initial-scale=1.0"/> <!--Fetching from CDN of D3.js --> <script src= </script> </head> <body> <div style="width:300px; height:300px;"> <center> <h1 style="color:green"> zambiatek </h1> <h2> arc.cornerRadius() </h2> </center> <svg width="300" height="300"> </svg> </div> <script> var svg = d3.select("svg") .append("g") .attr("transform", "translate(120,200)"); // An arc generated var arc = d3.arc() .outerRadius(140) .innerRadius(200) .startAngle(0) // Use of cornerRadius Function .cornerRadius(20) .endAngle(1); svg.append("path") .attr("class", "arc") .attr("d", arc); let p = document.querySelector(".arc"); p.style.fill="green"; </script> </body> </html> |
Output:
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