2bcb10c973
By adding a getTileCoordForTileUrlFuction method like for ol.source.Tile, we can now properly handle extent and resolution restrictions, and reuse tiles on wrapped worlds. Also adds the missing wrapX option to ol.source.TileVector.
86 lines
2.5 KiB
JavaScript
86 lines
2.5 KiB
JavaScript
goog.provide('ol.test.source.TileVector');
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describe('ol.source.TileVector', function() {
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describe('#loadFeatures()', function() {
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it('calls tileUrlFunction with correct tile coords', function() {
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var tileCoords = [];
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var source = new ol.source.TileVector({
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format: new ol.format.TopoJSON(),
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tileGrid: ol.tilegrid.createXYZ({
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maxZoom: 19
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}),
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tileUrlFunction: function(tileCoord) {
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tileCoords.push(tileCoord.slice());
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return null;
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}
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});
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var projection = ol.proj.get('EPSG:3857');
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source.loadFeatures(
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[-8238854, 4969777, -8237854, 4970777], 4.8, projection);
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expect(tileCoords[0]).to.eql([15, 9647, 12320]);
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expect(tileCoords[1]).to.eql([15, 9647, 12319]);
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expect(tileCoords[2]).to.eql([15, 9648, 12320]);
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expect(tileCoords[3]).to.eql([15, 9648, 12319]);
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});
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});
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describe('#getTileCoordForTileUrlFunction()', function() {
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it('returns the expected tile coordinate - {wrapX: true}', function() {
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var tileSource = new ol.source.TileVector({
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format: new ol.format.TopoJSON(),
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tileGrid: ol.tilegrid.createXYZ({
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maxZoom: 19
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}),
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wrapX: true
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});
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var projection = ol.proj.get('EPSG:3857');
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var tileCoord = tileSource.getTileCoordForTileUrlFunction(
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[6, -31, 41], projection);
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expect(tileCoord).to.eql([6, 33, 22]);
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tileCoord = tileSource.getTileCoordForTileUrlFunction(
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[6, 33, 41], projection);
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expect(tileCoord).to.eql([6, 33, 22]);
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tileCoord = tileSource.getTileCoordForTileUrlFunction(
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[6, 97, 41], projection);
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expect(tileCoord).to.eql([6, 33, 22]);
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});
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it('returns the expected tile coordinate - {wrapX: false}', function() {
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var tileSource = new ol.source.TileVector({
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format: new ol.format.TopoJSON(),
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tileGrid: ol.tilegrid.createXYZ({
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maxZoom: 19
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}),
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wrapX: false
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});
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var projection = ol.proj.get('EPSG:3857');
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var tileCoord = tileSource.getTileCoordForTileUrlFunction(
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[6, -31, 41], projection);
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expect(tileCoord).to.eql(null);
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tileCoord = tileSource.getTileCoordForTileUrlFunction(
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[6, 33, 41], projection);
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expect(tileCoord).to.eql([6, 33, 22]);
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tileCoord = tileSource.getTileCoordForTileUrlFunction(
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[6, 97, 41], projection);
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expect(tileCoord).to.eql(null);
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});
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});
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});
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goog.require('ol.format.TopoJSON');
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goog.require('ol.proj');
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goog.require('ol.source.TileVector');
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