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Merge pull request #9677 from ahocevar/featureformat-tilepixels

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Add support for tile pixel projection in feature formats
This commit is contained in:
Andreas Hocevar
2019-06-15 08:22:28 +02:00
committed by GitHub
parent 90b645daa5 124e984a6d
commit edebf35135
3 changed files with 50 additions and 27 deletions
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15
src/ol/format/Feature.js
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@@ -13,8 +13,10 @@ import {get as getProjection, equivalent as equivalentProjection, transformExten
* the `dataProjection` of the format is assigned (where set). If the projection
* can not be derived from the data and if no `dataProjection` is set for a format,
* the features will not be reprojected.
* @property {import("../extent.js").Extent} [extent] Tile extent of the tile being read. This is only used and
* required for {@link module:ol/format/MVT}.
* @property {import("../extent.js").Extent} [extent] Tile extent in map units of the tile being read.
* This is only required when reading data with tile pixels as geometry units. When configured,
* a `dataProjection` with `TILE_PIXELS` as `units` and the tile's pixel extent as `extent` needs to be
* provided.
* @property {import("../proj.js").ProjectionLike} [featureProjection] Projection of the feature geometries
* created by the format reader. If not provided, features will be returned in the
* `dataProjection`.
@@ -86,9 +88,14 @@ class FeatureFormat {
getReadOptions(source, opt_options) {
let options;
if (opt_options) {
let dataProjection = opt_options.dataProjection ?
opt_options.dataProjection : this.readProjection(source);
if (opt_options.extent) {
dataProjection = getProjection(dataProjection);
dataProjection.setWorldExtent(opt_options.extent);
}
options = {
dataProjection: opt_options.dataProjection ?
opt_options.dataProjection : this.readProjection(source),
dataProjection: dataProjection,
featureProjection: opt_options.featureProjection
};
}