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Replace ol.tilegrid.XYZ with an ol.tilegrid.createXYZ function

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This commit is contained in:
Andreas Hocevar
2015-04-28 23:26:35 +02:00
parent a116878a57
commit b05193fa45
16 changed files with 79 additions and 353 deletions
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5
examples/canvas-tiles.js
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@@ -5,7 +5,6 @@ goog.require('ol.layer.Tile');
goog.require('ol.proj');
goog.require('ol.source.OSM');
goog.require('ol.source.TileDebug');
goog.require('ol.tilegrid.XYZ');
var map = new ol.Map({
@@ -16,9 +15,7 @@ var map = new ol.Map({
new ol.layer.Tile({
source: new ol.source.TileDebug({
projection: 'EPSG:3857',
tileGrid: new ol.tilegrid.XYZ({
maxZoom: 22
})
tileGrid: ol.tilegrid.createXYZ({maxZoom: 22})
})
})
],

9
examples/tile-vector.js
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@@ -7,13 +7,12 @@ goog.require('ol.source.TileVector');
goog.require('ol.style.Fill');
goog.require('ol.style.Stroke');
goog.require('ol.style.Style');
goog.require('ol.tilegrid.XYZ');
var waterLayer = new ol.layer.Vector({
source: new ol.source.TileVector({
format: new ol.format.TopoJSON(),
projection: 'EPSG:3857',
tileGrid: new ol.tilegrid.XYZ({
tileGrid: ol.tilegrid.createXYZ({
maxZoom: 19
}),
url: 'http://{a-c}.tile.openstreetmap.us/' +
@@ -31,7 +30,7 @@ var roadLayer = new ol.layer.Vector({
source: new ol.source.TileVector({
format: new ol.format.TopoJSON(),
projection: 'EPSG:3857',
tileGrid: new ol.tilegrid.XYZ({
tileGrid: ol.tilegrid.createXYZ({
maxZoom: 19
}),
url: 'http://{a-c}.tile.openstreetmap.us/' +
@@ -87,7 +86,7 @@ var buildingLayer = new ol.layer.Vector({
defaultProjection: 'EPSG:4326'
}),
projection: 'EPSG:3857',
tileGrid: new ol.tilegrid.XYZ({
tileGrid: ol.tilegrid.createXYZ({
maxZoom: 19
}),
url: 'http://{a-c}.tile.openstreetmap.us/' +
@@ -106,7 +105,7 @@ var landuseLayer = new ol.layer.Vector({
defaultProjection: 'EPSG:4326'
}),
projection: 'EPSG:3857',
tileGrid: new ol.tilegrid.XYZ({
tileGrid: ol.tilegrid.createXYZ({
maxZoom: 19
}),
url: 'http://{a-c}.tile.openstreetmap.us/' +

3
examples/vector-esri-edit.js
View File

@@ -12,7 +12,6 @@ goog.require('ol.loadingstrategy');
goog.require('ol.proj');
goog.require('ol.source.Vector');
goog.require('ol.source.XYZ');
goog.require('ol.tilegrid.XYZ');
var serviceUrl = 'http://services.arcgis.com/rOo16HdIMeOBI4Mb/arcgis/rest/' +
@@ -45,7 +44,7 @@ var vectorSource = new ol.source.Vector({
}
}});
},
strategy: ol.loadingstrategy.tile(new ol.tilegrid.XYZ({
strategy: ol.loadingstrategy.tile(ol.tilegrid.createXYZ({
tileSize: 512
}))
});

3
examples/vector-esri.js
View File

@@ -11,7 +11,6 @@ goog.require('ol.source.XYZ');
goog.require('ol.style.Fill');
goog.require('ol.style.Stroke');
goog.require('ol.style.Style');
goog.require('ol.tilegrid.XYZ');
var serviceUrl = 'http://sampleserver3.arcgisonline.com/ArcGIS/rest/services/' +
@@ -91,7 +90,7 @@ var vectorSource = new ol.source.Vector({
}
}});
},
strategy: ol.loadingstrategy.tile(new ol.tilegrid.XYZ({
strategy: ol.loadingstrategy.tile(ol.tilegrid.createXYZ({
tileSize: 512
}))
});

3
examples/vector-osm.js
View File

@@ -12,7 +12,6 @@ goog.require('ol.style.Circle');
goog.require('ol.style.Fill');
goog.require('ol.style.Stroke');
goog.require('ol.style.Style');
goog.require('ol.tilegrid.XYZ');
var styles = {
'amenity': {
@@ -102,7 +101,7 @@ var vectorSource = new ol.source.Vector({
vectorSource.addFeatures(features);
});
},
strategy: ol.loadingstrategy.tile(new ol.tilegrid.XYZ({
strategy: ol.loadingstrategy.tile(ol.tilegrid.createXYZ({
maxZoom: 19
}))
});

3
examples/vector-wfs.js
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@@ -8,7 +8,6 @@ goog.require('ol.source.BingMaps');
goog.require('ol.source.Vector');
goog.require('ol.style.Stroke');
goog.require('ol.style.Style');
goog.require('ol.tilegrid.XYZ');
// format used to parse WFS GetFeature responses
@@ -24,7 +23,7 @@ var vectorSource = new ol.source.Vector({
// parameter to the URL
$.ajax({url: url, dataType: 'jsonp', jsonp: false});
},
strategy: ol.loadingstrategy.tile(new ol.tilegrid.XYZ({
strategy: ol.loadingstrategy.tile(ol.tilegrid.createXYZ({
maxZoom: 19
}))
});

2
examples/xyz-esri-4326-512.js
View File

@@ -35,7 +35,7 @@ var map = new ol.Map({
target: 'map',
layers: [
new ol.layer.Tile({
/* ol.source.XYZ and ol.tilegrid.XYZ have no resolutions config */
/* ol.source.XYZ and ol.tilegrid.TileGrid have no resolutions config */
source: new ol.source.TileImage({
attributions: [attribution],
tileUrlFunction: function(tileCoord, pixelRatio, projection) {

13
src/ol/source/bingmapssource.js
View File

@@ -12,7 +12,6 @@ goog.require('ol.proj');
goog.require('ol.source.State');
goog.require('ol.source.TileImage');
goog.require('ol.tilecoord');
goog.require('ol.tilegrid.XYZ');
@@ -103,18 +102,20 @@ ol.source.BingMaps.prototype.handleImageryMetadataResponse =
var maxZoom = this.maxZoom_ == -1 ? resource.zoomMax : this.maxZoom_;
var sourceProjection = this.getProjection();
var tileGrid = new ol.tilegrid.XYZ({
extent: ol.tilegrid.extentFromProjection(sourceProjection),
var extent = ol.tilegrid.extentFromProjection(sourceProjection);
var tileSize = resource.imageWidth == resource.imageHeight ?
resource.imageWidth : [resource.imageWidth, resource.imageHeight];
var tileGrid = ol.tilegrid.createXYZ({
extent: extent,
minZoom: resource.zoomMin,
maxZoom: maxZoom,
tileSize: resource.imageWidth == resource.imageHeight ?
resource.imageWidth : [resource.imageWidth, resource.imageHeight]
tileSize: tileSize
});
this.tileGrid = tileGrid;
var culture = this.culture_;
this.tileUrlFunction = ol.TileUrlFunction.withTileCoordTransform(
tileGrid.createTileCoordTransform(),
ol.tilegrid.createOriginTopLeftTileCoordTransform(tileGrid),
ol.TileUrlFunction.createFromTileUrlFunctions(
goog.array.map(
resource.imageUrlSubdomains,

3
src/ol/source/tilejsonsource.js
View File

@@ -17,7 +17,6 @@ goog.require('ol.extent');
goog.require('ol.proj');
goog.require('ol.source.State');
goog.require('ol.source.TileImage');
goog.require('ol.tilegrid.XYZ');
@@ -69,7 +68,7 @@ ol.source.TileJSON.prototype.handleTileJSONResponse = function(tileJSON) {
}
var minZoom = tileJSON.minzoom || 0;
var maxZoom = tileJSON.maxzoom || 22;
var tileGrid = new ol.tilegrid.XYZ({
var tileGrid = ol.tilegrid.createXYZ({
extent: ol.tilegrid.extentFromProjection(sourceProjection),
maxZoom: maxZoom,
minZoom: minZoom

3
src/ol/source/tileutfgridsource.js
View File

@@ -13,7 +13,6 @@ goog.require('ol.extent');
goog.require('ol.proj');
goog.require('ol.source.State');
goog.require('ol.source.Tile');
goog.require('ol.tilegrid.XYZ');
@@ -122,7 +121,7 @@ ol.source.TileUTFGrid.prototype.handleTileJSONResponse = function(tileJSON) {
}
var minZoom = tileJSON.minzoom || 0;
var maxZoom = tileJSON.maxzoom || 22;
var tileGrid = new ol.tilegrid.XYZ({
var tileGrid = ol.tilegrid.createXYZ({
extent: ol.tilegrid.extentFromProjection(sourceProjection),
maxZoom: maxZoom,
minZoom: minZoom

6
src/ol/source/xyzsource.js
View File

@@ -3,7 +3,6 @@ goog.provide('ol.source.XYZ');
goog.require('ol.Attribution');
goog.require('ol.TileUrlFunction');
goog.require('ol.source.TileImage');
goog.require('ol.tilegrid.XYZ');
@@ -20,7 +19,7 @@ ol.source.XYZ = function(options) {
var projection = goog.isDef(options.projection) ?
options.projection : 'EPSG:3857';
var tileGrid = new ol.tilegrid.XYZ({
var tileGrid = ol.tilegrid.createXYZ({
extent: ol.tilegrid.extentFromProjection(projection),
maxZoom: options.maxZoom,
tileSize: options.tileSize
@@ -42,7 +41,8 @@ ol.source.XYZ = function(options) {
* @private
* @type {ol.TileCoordTransformType}
*/
this.tileCoordTransform_ = tileGrid.createTileCoordTransform();
this.tileCoordTransform_ =
ol.tilegrid.createOriginTopLeftTileCoordTransform(tileGrid);
if (goog.isDef(options.tileUrlFunction)) {
this.setTileUrlFunction(options.tileUrlFunction);

50
src/ol/tilegrid/tilegrid.js
View File

@@ -534,36 +534,48 @@ ol.tilegrid.getForProjection = function(projection) {
*/
ol.tilegrid.createForExtent =
function(extent, opt_maxZoom, opt_tileSize, opt_corner) {
var tileSize = goog.isDef(opt_tileSize) ?
ol.size.toSize(opt_tileSize) : ol.size.toSize(ol.DEFAULT_TILE_SIZE);
var corner = goog.isDef(opt_corner) ?
opt_corner : ol.extent.Corner.BOTTOM_LEFT;
var resolutions = ol.tilegrid.resolutionsFromExtent(
extent, opt_maxZoom, ol.size.toSize(tileSize));
var widths = new Array(resolutions.length);
var extentWidth = ol.extent.getWidth(extent);
for (var z = resolutions.length - 1; z >= 0; --z) {
widths[z] = extentWidth / tileSize[0] / resolutions[z];
}
extent, opt_maxZoom, opt_tileSize);
return new ol.tilegrid.TileGrid({
extent: extent,
origin: ol.extent.getCorner(extent, corner),
resolutions: resolutions,
tileSize: goog.isDef(opt_tileSize) ? opt_tileSize : ol.DEFAULT_TILE_SIZE,
widths: widths
tileSize: opt_tileSize
});
};
/**
* Creates a tile grid with a standard XYZ tiling scheme.
* @param {olx.tilegrid.XYZOptions=} opt_options Tile grid options.
* @return {ol.tilegrid.TileGrid} Tile grid instance.
* @api
*/
ol.tilegrid.createXYZ = function(opt_options) {
var options = /** @type {olx.tilegrid.TileGridOptions} */ ({});
goog.object.extend(options, goog.isDef(opt_options) ?
opt_options : /** @type {olx.tilegrid.XYZOptions} */ ({}));
if (!goog.isDef(options.extent)) {
options.extent = ol.proj.get('EPSG:3857').getExtent();
}
options.resolutions = ol.tilegrid.resolutionsFromExtent(
options.extent, options.maxZoom, options.tileSize);
delete options.maxZoom;
return new ol.tilegrid.TileGrid(options);
};
/**
* Create a resolutions array from an extent. A zoom factor of 2 is assumed.
* @param {ol.Extent} extent Extent.
* @param {number=} opt_maxZoom Maximum zoom level (default is
* ol.DEFAULT_MAX_ZOOM).
* @param {ol.Size=} opt_tileSize Tile size (default uses ol.DEFAULT_TILE_SIZE).
* @param {number|ol.Size=} opt_tileSize Tile size (default uses
* ol.DEFAULT_TILE_SIZE).
* @return {!Array.<number>} Resolutions array.
*/
ol.tilegrid.resolutionsFromExtent =
@@ -574,8 +586,8 @@ ol.tilegrid.resolutionsFromExtent =
var height = ol.extent.getHeight(extent);
var width = ol.extent.getWidth(extent);
var tileSize = goog.isDef(opt_tileSize) ?
opt_tileSize : ol.size.toSize(ol.DEFAULT_TILE_SIZE);
var tileSize = ol.size.toSize(goog.isDef(opt_tileSize) ?
opt_tileSize : ol.DEFAULT_TILE_SIZE);
var maxResolution = Math.max(
width / tileSize[0], height / tileSize[1]);
@@ -643,12 +655,8 @@ ol.tilegrid.createOriginTopLeftTileCoordTransform = function(tileGrid) {
}
var z = tileCoord[0];
var fullTileRange = tileGrid.getFullTileRange(z);
var height;
if (goog.isNull(fullTileRange) || fullTileRange.minY < 0) {
height = 0;
} else {
height = fullTileRange.getHeight();
}
var height = (goog.isNull(fullTileRange) || fullTileRange.minY < 0) ?
0 : fullTileRange.getHeight();
return ol.tilecoord.createOrUpdate(
z, tileCoord[1], height - tileCoord[2] - 1, opt_tileCoord);
}

130
src/ol/tilegrid/xyztilegrid.js
View File

@@ -1,130 +0,0 @@
goog.provide('ol.tilegrid.XYZ');
goog.require('goog.math');
goog.require('ol');
goog.require('ol.TileCoord');
goog.require('ol.TileRange');
goog.require('ol.extent');
goog.require('ol.extent.Corner');
goog.require('ol.proj');
goog.require('ol.proj.EPSG3857');
goog.require('ol.size');
goog.require('ol.tilecoord');
goog.require('ol.tilegrid.TileGrid');
/**
* @classdesc
* Set the grid pattern for sources accessing XYZ tiled-image servers.
*
* @constructor
* @extends {ol.tilegrid.TileGrid}
* @param {olx.tilegrid.XYZOptions} options XYZ options.
* @struct
* @api
*/
ol.tilegrid.XYZ = function(options) {
var extent = goog.isDef(options.extent) ?
options.extent : ol.proj.EPSG3857.EXTENT;
var tileSize;
if (goog.isDef(options.tileSize)) {
tileSize = ol.size.toSize(options.tileSize);
}
var resolutions = ol.tilegrid.resolutionsFromExtent(
extent, options.maxZoom, tileSize);
goog.base(this, {
minZoom: options.minZoom,
origin: ol.extent.getCorner(extent, ol.extent.Corner.TOP_LEFT),
resolutions: resolutions,
tileSize: options.tileSize
});
};
goog.inherits(ol.tilegrid.XYZ, ol.tilegrid.TileGrid);
/**
* @inheritDoc
*/
ol.tilegrid.XYZ.prototype.createTileCoordTransform = function(opt_options) {
var options = goog.isDef(opt_options) ? opt_options : {};
var minZ = this.minZoom;
var maxZ = this.maxZoom;
/** @type {Array.<ol.TileRange>} */
var tileRangeByZ = null;
if (goog.isDef(options.extent)) {
tileRangeByZ = new Array(maxZ + 1);
var z;
for (z = 0; z <= maxZ; ++z) {
if (z < minZ) {
tileRangeByZ[z] = null;
} else {
tileRangeByZ[z] = this.getTileRangeForExtentAndZ(options.extent, z);
}
}
}
return (
/**
* @param {ol.TileCoord} tileCoord Tile coordinate.
* @param {ol.proj.Projection} projection Projection.
* @param {ol.TileCoord=} opt_tileCoord Destination tile coordinate.
* @return {ol.TileCoord} Tile coordinate.
*/
function(tileCoord, projection, opt_tileCoord) {
var z = tileCoord[0];
if (z < minZ || maxZ < z) {
return null;
}
var n = Math.pow(2, z);
var x = tileCoord[1];
var y = tileCoord[2];
if (y < -n || -1 < y) {
return null;
}
if (!goog.isNull(tileRangeByZ)) {
if (!tileRangeByZ[z].containsXY(x, y)) {
return null;
}
}
return ol.tilecoord.createOrUpdate(z, x, -y - 1, opt_tileCoord);
});
};
/**
* @inheritDoc
*/
ol.tilegrid.XYZ.prototype.getTileCoordChildTileRange =
function(tileCoord, opt_tileRange) {
if (tileCoord[0] < this.maxZoom) {
var doubleX = 2 * tileCoord[1];
var doubleY = 2 * tileCoord[2];
return ol.TileRange.createOrUpdate(
doubleX, doubleX + 1,
doubleY, doubleY + 1,
opt_tileRange);
} else {
return null;
}
};
/**
* @inheritDoc
*/
ol.tilegrid.XYZ.prototype.forEachTileCoordParentTileRange =
function(tileCoord, callback, opt_this, opt_tileRange) {
var tileRange = ol.TileRange.createOrUpdate(
0, tileCoord[1], 0, tileCoord[2], opt_tileRange);
var z;
for (z = tileCoord[0] - 1; z >= this.minZoom; --z) {
tileRange.minX = tileRange.maxX >>= 1;
tileRange.minY = tileRange.maxY >>= 1;
if (callback.call(opt_this, z, tileRange)) {
return true;
}
}
return false;
};

26
test/spec/ol/tilegrid/tilegrid.test.js
View File

@@ -442,6 +442,32 @@ describe('ol.tilegrid.TileGrid', function() {
});
describe('createXYZ()', function() {
it('uses defaults', function() {
var tileGrid = ol.tilegrid.createXYZ();
expect(tileGrid.getExtent()).to.eql(
ol.proj.get('EPSG:3857').getExtent());
expect(tileGrid.getMinZoom()).to.equal(0);
expect(tileGrid.getMaxZoom()).to.equal(ol.DEFAULT_MAX_ZOOM);
expect(tileGrid.getTileSize()).to.equal(ol.DEFAULT_TILE_SIZE);
});
it('respects configuration options', function() {
var tileGrid = ol.tilegrid.createXYZ({
extent: [10, 20, 30, 40],
minZoom: 1,
maxZoom: 2,
tileSize: 128
});
expect(tileGrid.getExtent()).to.eql([10, 20, 30, 40]);
expect(tileGrid.getMinZoom()).to.equal(1);
expect(tileGrid.getMaxZoom()).to.equal(2);
expect(tileGrid.getTileSize()).to.equal(128);
});
});
describe('getForProjection', function() {
it('gets the default tile grid for a projection', function() {

168
test/spec/ol/tilegrid/xyztilegrid.test.js
View File

@@ -1,168 +0,0 @@
goog.provide('ol.test.tilegrid.XYZ');
describe('ol.tilegrid.XYZ', function() {
var xyzTileGrid;
beforeEach(function() {
xyzTileGrid = new ol.tilegrid.XYZ({
maxZoom: 22
});
});
describe('#getTileCoordChildTileRange()', function() {
it('returns the tile range for one zoom level deeper', function() {
var range;
range = xyzTileGrid.getTileCoordChildTileRange([0, 0, 0]);
expect(range.minX).to.be(0);
expect(range.maxX).to.be(1);
expect(range.minY).to.be(0);
expect(range.maxY).to.be(1);
range = xyzTileGrid.getTileCoordChildTileRange([0, 1, 0]);
expect(range.minX).to.be(2);
expect(range.maxX).to.be(3);
expect(range.minY).to.be(0);
expect(range.maxY).to.be(1);
range = xyzTileGrid.getTileCoordChildTileRange([0, 0, 1]);
expect(range.minX).to.be(0);
expect(range.maxX).to.be(1);
expect(range.minY).to.be(2);
expect(range.maxY).to.be(3);
range = xyzTileGrid.getTileCoordChildTileRange([0, -1, 0]);
expect(range.minX).to.be(-2);
expect(range.maxX).to.be(-1);
expect(range.minY).to.be(0);
expect(range.maxY).to.be(1);
range = xyzTileGrid.getTileCoordChildTileRange([0, 0, -1]);
expect(range.minX).to.be(0);
expect(range.maxX).to.be(1);
expect(range.minY).to.be(-2);
expect(range.maxY).to.be(-1);
});
it('returns null for z > maxZoom', function() {
var max = xyzTileGrid.maxZoom;
var range = xyzTileGrid.getTileCoordChildTileRange([max + 1, 0, 0]);
expect(range).to.be(null);
});
it('is like ol.tilegrid.TileGrid#getTileCoordChildTileRange()', function() {
var superMethod = ol.tilegrid.TileGrid.prototype
.getTileCoordChildTileRange.bind(xyzTileGrid);
var coord, selfRange, superRange;
coord = [0, 0, 0];
selfRange = xyzTileGrid.getTileCoordChildTileRange(coord);
superRange = superMethod(coord);
expect(selfRange.minX).to.be(superRange.minX);
expect(selfRange.maxX).to.be(superRange.maxX);
expect(selfRange.minY).to.be(superRange.minY);
expect(selfRange.maxY).to.be(superRange.maxY);
coord = [1, 2, 3];
selfRange = xyzTileGrid.getTileCoordChildTileRange(coord);
superRange = superMethod(coord);
expect(selfRange.minX).to.be(superRange.minX);
expect(selfRange.maxX).to.be(superRange.maxX);
expect(selfRange.minY).to.be(superRange.minY);
expect(selfRange.maxY).to.be(superRange.maxY);
});
});
describe('forEachTileCoordParentTileRange', function() {
it('iterates as expected', function() {
var tileCoord = [5, 11, 21];
var zs = [], tileRanges = [];
xyzTileGrid.forEachTileCoordParentTileRange(
tileCoord,
function(z, tileRange) {
zs.push(z);
tileRanges.push(new ol.TileRange(
tileRange.minX, tileRange.maxX,
tileRange.minY, tileRange.maxY));
return false;
});
expect(zs.length).to.eql(5);
expect(tileRanges.length).to.eql(5);
expect(zs[0]).to.eql(4);
expect(tileRanges[0].minX).to.eql(5);
expect(tileRanges[0].maxX).to.eql(5);
expect(tileRanges[0].minY).to.eql(10);
expect(tileRanges[0].maxY).to.eql(10);
expect(zs[1]).to.eql(3);
expect(tileRanges[1].minX).to.eql(2);
expect(tileRanges[1].maxX).to.eql(2);
expect(tileRanges[1].minY).to.eql(5);
expect(tileRanges[1].maxY).to.eql(5);
expect(zs[2]).to.eql(2);
expect(tileRanges[2].minX).to.eql(1);
expect(tileRanges[2].maxX).to.eql(1);
expect(tileRanges[2].minY).to.eql(2);
expect(tileRanges[2].maxY).to.eql(2);
expect(zs[3]).to.eql(1);
expect(tileRanges[3].minX).to.eql(0);
expect(tileRanges[3].maxX).to.eql(0);
expect(tileRanges[3].minY).to.eql(1);
expect(tileRanges[3].maxY).to.eql(1);
expect(zs[4]).to.eql(0);
expect(tileRanges[4].minX).to.eql(0);
expect(tileRanges[4].maxX).to.eql(0);
expect(tileRanges[4].minY).to.eql(0);
expect(tileRanges[4].maxY).to.eql(0);
});
});
describe('getResolution', function() {
it('returns the correct resolution at the equator', function() {
// @see http://msdn.microsoft.com/en-us/library/aa940990.aspx
expect(xyzTileGrid.getResolution(0)).to.roughlyEqual(156543.04, 1e-2);
expect(xyzTileGrid.getResolution(1)).to.roughlyEqual(78271.52, 1e-2);
expect(xyzTileGrid.getResolution(2)).to.roughlyEqual(39135.76, 1e-2);
expect(xyzTileGrid.getResolution(3)).to.roughlyEqual(19567.88, 1e-2);
expect(xyzTileGrid.getResolution(4)).to.roughlyEqual(9783.94, 1e-2);
expect(xyzTileGrid.getResolution(5)).to.roughlyEqual(4891.97, 1e-2);
expect(xyzTileGrid.getResolution(6)).to.roughlyEqual(2445.98, 1e-2);
expect(xyzTileGrid.getResolution(7)).to.roughlyEqual(1222.99, 1e-2);
expect(xyzTileGrid.getResolution(8)).to.roughlyEqual(611.50, 1e-2);
expect(xyzTileGrid.getResolution(9)).to.roughlyEqual(305.75, 1e-2);
expect(xyzTileGrid.getResolution(10)).to.roughlyEqual(152.87, 1e-2);
expect(xyzTileGrid.getResolution(11)).to.roughlyEqual(76.44, 1e-2);
expect(xyzTileGrid.getResolution(12)).to.roughlyEqual(38.22, 1e-2);
expect(xyzTileGrid.getResolution(13)).to.roughlyEqual(19.11, 1e-2);
expect(xyzTileGrid.getResolution(14)).to.roughlyEqual(9.55, 1e-2);
expect(xyzTileGrid.getResolution(15)).to.roughlyEqual(4.78, 1e-2);
expect(xyzTileGrid.getResolution(16)).to.roughlyEqual(2.39, 1e-2);
expect(xyzTileGrid.getResolution(17)).to.roughlyEqual(1.19, 1e-2);
expect(xyzTileGrid.getResolution(18)).to.roughlyEqual(0.60, 1e-2);
expect(xyzTileGrid.getResolution(19)).to.roughlyEqual(0.30, 1e-2);
});
});
});
goog.require('ol.TileCoord');
goog.require('ol.TileRange');
goog.require('ol.tilegrid.TileGrid');
goog.require('ol.tilegrid.XYZ');

5
test_rendering/spec/ol/layer/image.test.js
View File

@@ -55,8 +55,8 @@ describe('ol.rendering.layer.Image', function() {
beforeEach(function() {
source = new ol.source.ImageStatic({
url: 'spec/ol/data/tiles/osm/5/5/12.png',
imageExtent: new ol.tilegrid.XYZ({}).getTileCoordExtent(
[5, 5, -12 - 1]),
imageExtent: ol.tilegrid.createXYZ().getTileCoordExtent(
[5, 5, 32 - 12 - 1]),
projection: ol.proj.get('EPSG:3857')
});
});
@@ -91,4 +91,3 @@ goog.require('ol.Map');
goog.require('ol.View');
goog.require('ol.layer.Image');
goog.require('ol.source.ImageStatic');
goog.require('ol.tilegrid.XYZ');