The d3.linkHorizontal() method returns a new link generator with Horizontal tangents. It is typically used when the root is on the top/bottom edge with the children going down/up.
Syntax:
var link = d3.linkHorizontal() .x(function(d) { return d.x; }) .y(function(d) { return d.y; });
Parameters: This function does not take any parameter.
Return Value: This method returns a new link generator.
Example:
HTML
<!DOCTYPE html> < html > < head > < meta charset = "utf-8" > < script src = </ script > </ head > < body > < h1 style = "text-align: center; color: green;" > neveropen </ h1 > < h3 style = "text-align: center;" > D3.js | linkHorizontal() Method </ h3 > < center > < svg id = "gfg" width = "200" height = "200" ></ svg > </ center > < script > var data = [ {source: [100,25], target: [200,175]}, {source: [100,25], target: [25,175]}]; // Horizontal link generator var link = d3.linkHorizontal() .source(function(d) { return [d.source[1], d.source[0]]; }) .target(function(d) { return [d.target[1], d.target[0]]; }); //Adding the link paths d3.select("#gfg") .selectAll("path") .data(data) .join("path") .attr("d", link) .classed("link", true); </ script > </ body > </ html > |
Output: