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Merge pull request #14013 from ahocevar/clear-reprojected-source

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Properly clear and refresh reprojected sources
This commit is contained in:
Andreas Hocevar
2022-08-19 01:51:37 +02:00
committed by GitHub
parent ad5283846f 2ac6ccd31e
commit fae9e9097d
2 changed files with 38 additions and 0 deletions
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7
src/ol/source/TileImage.js
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@@ -429,6 +429,13 @@ class TileImage extends UrlTile {
}
}
}
clear() {
super.clear();
for (const id in this.tileCacheForProjection) {
this.tileCacheForProjection[id].clear();
}
}
}
/**

31
test/browser/spec/ol/source/TileImage.test.js
View File

@@ -68,6 +68,37 @@ describe('ol/source/TileImage', function () {
});
});
describe('#refresh', function () {
it('refreshes the source', function () {
const source = createSource();
let loaded = 0;
source.setTileLoadFunction(() => ++loaded);
source.getTile(0, 0, 0, 1, getProjection('EPSG:3857')).load();
expect(loaded).to.be(1);
source.getTile(0, 0, 0, 1, getProjection('EPSG:3857')).load();
expect(loaded).to.be(1);
const revision = source.getRevision();
source.refresh();
expect(source.getRevision()).to.be(revision + 1);
source.getTile(0, 0, 0, 1, getProjection('EPSG:3857')).load();
expect(loaded).to.be(2);
});
it('refreshes the source when raster reprojection is used', function () {
const source = createSource();
let loaded = 0;
source.setTileLoadFunction(() => ++loaded);
source.getTile(0, 0, 0, 1, getProjection('EPSG:4326')).load();
expect(loaded).to.be(16384);
source.getTile(0, 0, 0, 1, getProjection('EPSG:4326')).load();
expect(loaded).to.be(16384);
const revision = source.getRevision();
source.refresh();
expect(source.getRevision()).to.be(revision + 1);
source.getTile(0, 0, 0, 1, getProjection('EPSG:4326')).load();
expect(loaded).to.be(16384 * 2);
});
});
describe('#getTileInternal', function () {
let source, tile;