- How to use an external SVG in a D3 visualisation
- How to do custom line endings in SVG eg. arrows or turtles
-
-
Save bumbeishvili/e1b8bf3a3fc5da3faa664369c51b9358 to your computer and use it in GitHub Desktop.
SVG Arrow heads
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| <html> | |
| <head> | |
| <title>SVG Arrows with D3</title> | |
| <script src="http://d3js.org/d3.v3.min.js" charset="utf-8"></script> | |
| <link rel="stylesheet" type="text/css" href="http://www.toffeemilkshake.co.uk/tgp-ui-styles/ui-style.css"> | |
| <style type="text/css"> | |
| .arrow{ | |
| stroke-width:5; | |
| stroke:#000; | |
| stroke-dasharray:5, 5; | |
| } | |
| circle{ | |
| stroke-width:5; | |
| stroke:#000; | |
| fill:#FFF; | |
| } | |
| #turtle-icon, #arrow{ | |
| stroke-width:1; | |
| stroke-dasharray:0; | |
| } | |
| </style> | |
| </head> | |
| <body> | |
| <h1>Arrow heads and turtles in D3</h1> | |
| <div class="viz"></div> | |
| <hr> | |
| <p><a href="http://www.toffeemilkshake.co.uk">Tom Pearson 2014</a></p> | |
| <p>Turtle Icon by Martin Smith from <a href="http://thenounproject.com/">The Noun Project</a></p> | |
| </body> | |
| <script type="text/javascript"> | |
| d3.xml('turtle.svg', "image/svg+xml", function(xml){ | |
| var importedNode = document.importNode(xml.documentElement, true).getElementsByTagName("g")[0], | |
| height = 500, width = 800, | |
| margin = 50, | |
| type = ['turtle','arrow']; | |
| svg = d3.select(".viz").append("svg") | |
| .attr("width", 800) | |
| .attr("height", 600), | |
| defs = svg.append("defs") | |
| defs.append("marker") | |
| .attr({ | |
| "id":"arrow", | |
| "viewBox":"0 -5 10 10", | |
| "refX":5, | |
| "refY":0, | |
| "markerWidth":4, | |
| "markerHeight":4, | |
| "orient":"auto" | |
| }) | |
| .append("path") | |
| .attr("d", "M0,-5L10,0L0,5") | |
| .attr("class","arrowHead"); | |
| defs.append("marker") | |
| .attr({ | |
| "id":"turtle", | |
| "viewBox":"0 0 100 100", | |
| "refX":50, | |
| "refY":50, | |
| "markerWidth":10, | |
| "markerHeight":10, | |
| "orient":"auto" | |
| }) | |
| .node().appendChild(importedNode); | |
| d3.range(15).forEach(function(){ //I don't normally do loops like this, just a whim | |
| svg.append('line') | |
| .attr({ | |
| "class":"arrow", | |
| "marker-end":"url(#" + type[Math.round(Math.random())] + ")", | |
| "x1":width/2, | |
| "y1":height/2, | |
| "x2":margin + Math.random()*(width-margin*2), | |
| "y2":margin + Math.random()*(height-margin*2) | |
| }); | |
| }) | |
| svg.append('circle') | |
| .attr({ | |
| cx:width/2,cy:height/2,r:20 | |
| }) | |
| }) | |
| </script> | |
| </html> |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment