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Convert hit detect priority example to test

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This commit is contained in:
Maximilian Krög
2021-07-17 15:09:38 +02:00
parent e8047f6d08
commit 19fb51183e
3 changed files with 53 additions and 93 deletions
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53
test/browser/spec/ol/renderer/map.test.js
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@@ -125,6 +125,59 @@ describe('ol.renderer.Map', function () {
expect(hit.layer).to.be(layer);
expect(hit.geometry).to.be(geometry);
});
it('prioritizes closer features when no direct hit is found', function () {
map.getView().setResolution(1);
map.addLayer(
new VectorLayer({
style: new Style({
image: new Circle({
radius: 4,
fill: new Fill({
color: 'black',
}),
}),
}),
source: new VectorSource({
features: [
[0, -10],
[0, 0],
[0, 10],
[10, 0],
].map((coordinate) => new Feature(new Point(coordinate))),
}),
})
);
map.renderSync();
let feature = map.forEachFeatureAtPixel(
map.getPixelFromCoordinate([8, 6]),
(feature) => feature,
{hitTolerance: 20}
);
expect(feature.getGeometry().getCoordinates()).to.eql([10, 0]);
feature = map.forEachFeatureAtPixel(
map.getPixelFromCoordinate([6, -8]),
(feature) => feature,
{hitTolerance: 20}
);
expect(feature.getGeometry().getCoordinates()).to.eql([0, -10]);
feature = map.forEachFeatureAtPixel(
map.getPixelFromCoordinate([-6, -4]),
(feature) => feature,
{hitTolerance: 20}
);
expect(feature.getGeometry().getCoordinates()).to.eql([0, 0]);
feature = map.forEachFeatureAtPixel(
map.getPixelFromCoordinate([-6, 7]),
(feature) => feature,
{hitTolerance: 20}
);
expect(feature.getGeometry().getCoordinates()).to.eql([0, 10]);
});
});
describe('#forEachFeatureAtCoordinate', function () {