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- This WPT test may be referenced by the following Test IDs:
- /svg/types/scripted/SVGGeometryElement.isPointInStroke-01.svg - WPT Dashboard Interop Dashboard
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<title>SVGGeometryElement.prototype.isPointInStroke</title>
<metadata>
<h:link rel="help" href="https://svgwg.org/svg2-draft/types.html#__svg__SVGGeometryElement__isPointInStroke"/>
</metadata>
<h:script src="/resources/testharness.js"/>
<h:script src="/resources/testharnessreport.js"/>
<circle cx="10" id="circle-with-stroke-intersecting-origin" r="10"
fill="none" stroke="blue" stroke-width="10"/>
<ellipse id="ellipse" cx="150" cy="150" rx="200" ry="100"
fill="blue" fill-opacity="0.1"
stroke-width="100" stroke="lightblue"
stroke-opacity="0.2"/>
<g transform="scale(10)">
<circle id="circle-with-non-scaling-stroke" cx="20" cy="20" r="10"
fill="none" stroke-width="1" stroke="blue"
vector-effect="non-scaling-stroke"/>
</g>
<rect id="rect-with-dash-array" width="100" height="100" x="200" y="50"
stroke-dasharray="100" stroke="blue" stroke-width="10" fill="none"/>
<rect id="rect-with-dash-offset" width="100" height="100" x="200" y="180"
stroke-dasharray="100" stroke-dashoffset="100"
stroke="blue" stroke-width="10" fill="none"/>
<rect id="rect-with-path-length" width="100" height="100" x="200" y="310"
stroke-dasharray="100" pathLength="200"
stroke="blue" stroke-width="10" fill="none"/>
<polygon id="poly-with-miter" points="10,300 110,320 10,340"
fill="none" stroke="yellow" stroke-width="10"/>
<polygon id="poly-with-miter-limit-10" points="120,300 220,320 120,340"
fill="none" stroke="yellow" stroke-width="10" stroke-miterlimit="10"/>
<polygon id="poly-with-linejoin-round" points="230,300 330,320 230,340"
fill="none" stroke="yellow" stroke-width="10" stroke-linejoin="round"
stroke-miterlimit="100"/>
<line id="line-with-round-linecap" x1="10" y1="300" x2="20" y2="300"
stroke="orange" stroke-width="20" stroke-linecap="round"/>
<script><![CDATA[
'use strict';
const pointsToTest = [
{ x: 275, y: 250 }, // outer stroke
{ x: 300, y: 200 }, // inner stroke
{ x: 375, y: 375 }, // outside ellipse
{ x: 0, y: 0 }, // outside ellipse
{ x: 150, y: 150 }, // inside ellipse
];
function testPoints(element) {
const expected = [true, true, false, false, false];
pointsToTest.forEach(function(point, index) {
assert_equals(element.isPointInStroke(point),
expected[index], "point at " + point.x + ", " + point.y);
});
}
function testResultVector(element) {
return pointsToTest.map(function(point) {
return element.isPointInStroke(point);
});
}
test(function() {
let strokeAtOrigin = document.getElementById("circle-with-stroke-intersecting-origin");
assert_true(strokeAtOrigin.isPointInStroke());
let ellipse = document.getElementById("ellipse");
assert_false(ellipse.isPointInStroke());
}, document.title + ", no arguments.");
test(function() {
let strokeAtOrigin = document.getElementById("circle-with-stroke-intersecting-origin");
assert_false(strokeAtOrigin.isPointInStroke({ x: NaN, y: 0 })), "x is NaN";
assert_false(strokeAtOrigin.isPointInStroke({ x: Infinity, y: 0 }), "x is Infinity");
assert_false(strokeAtOrigin.isPointInStroke({ x: -Infinity, y: 0 }), "x is -Infinity");
assert_false(strokeAtOrigin.isPointInStroke({ x: 0, y: NaN }), "y is NaN");
assert_false(strokeAtOrigin.isPointInStroke({ x: 0, y: Infinity }), "y is Infinity");
assert_false(strokeAtOrigin.isPointInStroke({ x: 0, y: -Infinity }), "y is -Infinity");
}, document.title + ", non-finite argument.");
test(function() {
testPoints(document.getElementById("ellipse"));
}, document.title + ", functional test.");
test(function() {
let rectWithDashes = document.getElementById("rect-with-dash-array");
assert_true(rectWithDashes.isPointInStroke({ x: 250, y: 48 }));
assert_false(rectWithDashes.isPointInStroke({ x: 302, y: 100 }));
}, document.title + ", 'stroke-dasharray'.");
test(function() {
let rectWithOffsetDashes = document.getElementById("rect-with-dash-offset");
assert_false(rectWithOffsetDashes.isPointInStroke({ x: 250, y: 178 }));
assert_true(rectWithOffsetDashes.isPointInStroke({ x: 302, y: 230 }));
}, document.title + ", 'stroke-dashoffset'.");
test(function() {
let polyWithMiter = document.getElementById("poly-with-miter");
assert_true(polyWithMiter.isPointInStroke({ x: 110, y: 320 }));
assert_false(polyWithMiter.isPointInStroke({ x: 113, y: 320 }));
let polyWithMiterLimit10 = document.getElementById("poly-with-miter-limit-10");
assert_true(polyWithMiterLimit10.isPointInStroke({ x: 223, y: 320 }));
}, document.title + ", 'stroke-miterlimit'.");
test(function() {
let polyWithRoundJoin = document.getElementById("poly-with-linejoin-round");
assert_true(polyWithRoundJoin.isPointInStroke({ x: 334, y: 320 }));
assert_false(polyWithRoundJoin.isPointInStroke({ x: 336, y: 320 }));
}, document.title + ", 'stroke-linejoin'.");
test(function() {
let lineWithRoundCap = document.getElementById("line-with-round-linecap");
assert_true(lineWithRoundCap.isPointInStroke({ x: 25, y: 300 }));
}, document.title + ", 'stroke-linecap'.");
test(function() {
let rectWithPathLength = document.getElementById("rect-with-path-length");
assert_true(rectWithPathLength.isPointInStroke({ x: 250, y: 308 }));
assert_false(rectWithPathLength.isPointInStroke({ x: 250, y: 412 }));
}, document.title + ", 'pathLength'.");
test(function() {
let circleWithNSS = document.getElementById("circle-with-non-scaling-stroke");
assert_true(circleWithNSS.isPointInStroke({ x: 9.975, y: 20 }));
assert_false(circleWithNSS.isPointInStroke({ x: 9.9, y: 20 }));
}, document.title + ", 'vector-effect'.");
test(function() {
let ellipse = document.getElementById("ellipse");
// Results for 'pointer-events: visiblePainted' and 'visibility: visible'.
let expectedResults = testResultVector(ellipse);
const pointerEventValues = [ "bounding-box", "visibleFill",
"visibleStroke", "visiblePainted", "fill",
"stroke", "painted", "visible", "all",
"none" ];
ellipse.setAttribute("visibility", "visible");
for (let pointerEventValue of pointerEventValues) {
ellipse.setAttribute("pointer-events", pointerEventValue);
assert_array_equals(expectedResults, testResultVector(ellipse));
}
ellipse.setAttribute("visibility", "hidden");
for (let pointerEventValue of pointerEventValues) {
ellipse.setAttribute("pointer-events", pointerEventValue);
assert_array_equals(expectedResults, testResultVector(ellipse));
}
}, document.title + ", 'visibility' and 'pointer-events' have no effect.");
]]></script>
</svg>