43 lines
937 B
JavaScript
43 lines
937 B
JavaScript
describe('PolyUtil', function () {
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describe('#clipPolygon', function () {
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it('clips polygon by bounds', function () {
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var bounds = L.bounds([0, 0], [10, 10]);
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var points = [
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new L.Point(5, 5),
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new L.Point(15, 10),
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new L.Point(10, 15)
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];
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//check clip without rounding
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var clipped = L.PolyUtil.clipPolygon(points, bounds);
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for (var i = 0, len = clipped.length; i < len; i++) {
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delete clipped[i]._code;
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}
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expect(clipped).to.eql([
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new L.Point(7.5, 10),
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new L.Point(5, 5),
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new L.Point(10, 7.5),
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new L.Point(10, 10)
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]);
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//check clip with rounding
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var clippedRounded = L.PolyUtil.clipPolygon(points, bounds, true);
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for (i = 0, len = clippedRounded.length; i < len; i++) {
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delete clippedRounded[i]._code;
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}
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expect(clippedRounded).to.eql([
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new L.Point(8, 10),
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new L.Point(5, 5),
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new L.Point(10, 8),
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new L.Point(10, 10)
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]);
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});
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});
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});
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