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Add a transform method to geometries

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This accepts CRS identifiers for source and destination, transforms the geometry in place, and returns a reference to the geometry.
This commit is contained in:
Tim Schaub
2014-05-02 11:47:59 -06:00
parent 1110da37e1
commit e448f100fd
4 changed files with 92 additions and 0 deletions
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test/spec/ol/geom/point.test.js
+25
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@@ -142,6 +142,31 @@ describe('ol.geom.Point', function() {
});
describe('#transform()', function() {
it('transforms a geometry given CRS identifiers', function() {
var point = new ol.geom.Point([-111, 45]).transform(
'EPSG:4326', 'EPSG:3857');
expect(point).to.be.a(ol.geom.Point);
var coords = point.getCoordinates();
expect(coords[0]).to.roughlyEqual(-12356463.47, 1e-2);
expect(coords[1]).to.roughlyEqual(5621521.48, 1e-2);
});
it('modifies the original', function() {
var point = new ol.geom.Point([-111, 45]);
point.transform('EPSG:4326', 'EPSG:3857');
var coords = point.getCoordinates();
expect(coords[0]).to.roughlyEqual(-12356463.47, 1e-2);
expect(coords[1]).to.roughlyEqual(5621521.48, 1e-2);
});
});
});