HomeLanguagesJavascriptD3.js curveCardinal() Method

D3.js curveCardinal() Method

The curveCardinal() method produces a cubic cardinal spline. The curve is also based on these cubic cardinal splines.

Syntax:

d3.curveCardinal()

Parameters: This method does not accept any parameters.

Return Value: This method does not return any value.

Example 1: 

HTML




<!DOCTYPE html>
<html>
<meta charset="utf-8">
  
<head>
    <script src=
    </script>
</head>
  
<body>
    <h1 style="text-align:center;color:green;">
        neveropen
    </h1>
    <center>
        <svg id="gfg" width="200" height="200"></svg>
    </center>
      
    <script>
        var data = [
            { x: 0, y: 0 },
            { x: 1, y: 3 },
            { x: 2, y: 15 },
            { x: 5, y: 15 },
            { x: 6, y: 1 },
            { x: 7, y: 5 },
            { x: 8, y: 1 }];
  
        var xScale = d3.scaleLinear()
            .domain([0, 8]).range([25, 175]);
        var yScale = d3.scaleLinear()
            .domain([0, 20]).range([175, 25]);
  
        var line = d3.line()
            .x((d) => xScale(d.x))
            .y((d) => yScale(d.y))
            .curve(d3.curveCardinal);
  
        d3.select("#gfg")
            .append("path")
            .attr("d", line(data))
            .attr("fill", "none")
            .attr("stroke", "green");
    </script>
</body>
  
</html>


Output:

Example 2:

HTML




<!DOCTYPE html>
<html>
<meta charset="utf-8">
  
<head>
    <script src=
    </script>
</head>
  
<body>
    <h1 style="text-align:center; color:green;">
        neveropen
    </h1>
    <center>
        <svg id="gfg" width="200" height="200"></svg>
    </center>
  
    <script>
        var points = [
            { xpoint: 25, ypoint: 150 },
            { xpoint: 75, ypoint: 85 },
            { xpoint: 100, ypoint: 115 },
            { xpoint: 175, ypoint: 25 },
            { xpoint: 200, ypoint: 150 }];
  
        var Gen = d3.line()
            .x((p) => p.xpoint)
            .y((p) => p.ypoint)
            .curve(d3.curveCardinal);
  
        d3.select("#gfg")
            .append("path")
            .attr("d", Gen(points))
            .attr("fill", "none")
            .attr("stroke", "green");
    </script>
</body>
  
</html>


Output:

Whether you’re preparing for your first job interview or aiming to upskill in this ever-evolving tech landscape, neveropen Courses are your key to success. We provide top-quality content at affordable prices, all geared towards accelerating your growth in a time-bound manner. Join the millions we’ve already empowered, and we’re here to do the same for you. Don’t miss out – check it out now!
RELATED ARTICLES

5 COMMENTS

Most Popular

Dominic
32560 POSTS0 COMMENTS
Milvus
131 POSTS0 COMMENTS
Nango Kala
6936 POSTS0 COMMENTS
Nicole Veronica
12056 POSTS0 COMMENTS
Nokonwaba Nkukhwana
12174 POSTS0 COMMENTS
Shaida Kate Naidoo
7073 POSTS0 COMMENTS
Ted Musemwa
7316 POSTS0 COMMENTS
Thapelo Manthata
7028 POSTS0 COMMENTS
Umr Jansen
7020 POSTS0 COMMENTS