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Implement read transforms for ol.format.TopoJSON

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This commit is contained in:
tsauerwein
2014-08-08 11:43:53 +02:00
parent 3090a0af37
commit e446738491
2 changed files with 49 additions and 7 deletions
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37
test/spec/ol/format/topojson.test.js
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@@ -1,5 +1,7 @@
goog.provide('ol.test.format.TopoJSON');
goog.require('ol.proj');
var aruba = {
type: 'Topology',
transform: {
@@ -89,6 +91,41 @@ describe('ol.format.TopoJSON', function() {
});
});
it('parses simple.json and transforms', function(done) {
afterLoadText('spec/ol/format/topojson/simple.json', function(text) {
var features = format.readFeatures(text, {
featureProjection: 'EPSG:3857'
});
expect(features.length).to.be(3);
var point = features[0].getGeometry();
expect(point.getType()).to.be('Point');
expect(features[0].getGeometry().getCoordinates()).to.eql(
ol.proj.transform([102.0, 0.5], 'EPSG:4326', 'EPSG:3857'));
var line = features[1].getGeometry();
expect(line.getType()).to.be('LineString');
expect(line.getCoordinates()).to.eql([
ol.proj.transform([102.0, 0.0], 'EPSG:4326', 'EPSG:3857'),
ol.proj.transform([103.0, 1.0], 'EPSG:4326', 'EPSG:3857'),
ol.proj.transform([104.0, 0.0], 'EPSG:4326', 'EPSG:3857'),
ol.proj.transform([105.0, 1.0], 'EPSG:4326', 'EPSG:3857')
]);
var polygon = features[2].getGeometry();
expect(polygon.getType()).to.be('Polygon');
expect(polygon.getCoordinates()).to.eql([[
ol.proj.transform([100.0, 0.0], 'EPSG:4326', 'EPSG:3857'),
ol.proj.transform([100.0, 1.0], 'EPSG:4326', 'EPSG:3857'),
ol.proj.transform([101.0, 1.0], 'EPSG:4326', 'EPSG:3857'),
ol.proj.transform([101.0, 0.0], 'EPSG:4326', 'EPSG:3857'),
ol.proj.transform([100.0, 0.0], 'EPSG:4326', 'EPSG:3857')
]]);
done();
});
});
it('parses world-110m.json', function(done) {
afterLoadText('spec/ol/format/topojson/world-110m.json', function(text) {