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Issue 2413753004: Move getTotalLength and getPointAtLength methods from SVGPathElement to SVGGeometryElement. (Closed)
Patch Set: Align with review comments Created 4 years, 1 month ago
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1 <!DOCTYPE html>
2 <title>SVGGeometryElement.getTotalLength method (element attached)</title>
3 <script src="../../resources/testharness.js"></script>
4 <script src="../../resources/testharnessreport.js"></script>
5 <svg></svg>
6 <script>
7 setup(function() {
8 window.svgElement = document.querySelector("svg");
9 });
10
11 test(function() {
12 var pathElement = document.createElementNS("http://www.w3.org/2000/svg", "path ");
13 svgElement.appendChild(pathElement);
14
15 function getTotalLength(string) {
16 pathElement.setAttribute("d", string);
17 return pathElement.getTotalLength();
18 }
19
20 assert_equals(getTotalLength('M0,20 L400,20 L640,20'), 640);
21 assert_equals(getTotalLength('M0,20 L400,20 L640,20 z'), 1280);
22 assert_equals(getTotalLength('M0,20 L400,20 z M 320,20 L640,20'), 1120);
23 }, document.title + " with SVGPathElement");
24
25 test(function() {
26 var rectElement = document.createElementNS("http://www.w3.org/2000/svg", "rect ");
27 svgElement.appendChild(rectElement);
28
29 function getTotalLength(rx, ry, width, height) {
30 rectElement.setAttribute("rx", rx);
31 rectElement.setAttribute("ry", ry);
32 rectElement.setAttribute("width", width);
33 rectElement.setAttribute("height", height);
34
35 return rectElement.getTotalLength();
36 }
37
38 assert_equals(getTotalLength(0, 0, 200, 300), 1000);
39 assert_approx_equals(getTotalLength(50, 50, 200, 300), 913.65, 0.1);
40 }, document.title + " with SVGRectElement");
41
42 test(function() {
43 var circleElement = document.createElementNS("http://www.w3.org/2000/svg", "ci rcle");
44 svgElement.appendChild(circleElement);
45
46 circleElement.setAttribute("r", 10);
47 assert_approx_equals(circleElement.getTotalLength(), 62.42, 0.1);
48 circleElement.setAttribute("r", 20);
49 assert_approx_equals(circleElement.getTotalLength(), 124.85, 0.1);
50 }, document.title + " with SVGCircleElement");
51 </script>
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