ashatora/openlayers
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

Add convertToRGB option to GeoTIFF source

Browse Source
This commit is contained in:
Andreas Hocevar
2021-09-06 22:48:18 +02:00
parent 4c673ce846
commit cde6417d62
4 changed files with 89 additions and 42 deletions
Download Patch File Download Diff File Expand all files Collapse all files

92
test/browser/spec/ol/source/geotiff.test.js
View File

@@ -3,46 +3,72 @@ import State from '../../../../../src/ol/source/State.js';
import TileState from '../../../../../src/ol/TileState.js';
describe('ol/source/GeoTIFF', function () {
/** @type {GeoTIFFSource} */
let source;
beforeEach(function () {
source = new GeoTIFFSource({
sources: [
{
url: 'spec/ol/source/images/0-0-0.tif',
},
],
describe('constructor', function () {
it('configures readMethod_ to read rasters', function () {
const source = new GeoTIFFSource({
sources: [
{
url: 'spec/ol/source/images/0-0-0.tif',
},
],
});
expect(source.readMethod_).to.be('readRasters');
});
it('configures readMethod_ to read RGB', function () {
const source = new GeoTIFFSource({
convertToRGB: true,
sources: [
{
url: 'spec/ol/source/images/0-0-0.tif',
},
],
});
expect(source.readMethod_).to.be('readRGB');
});
});
it('manages load states', function (done) {
expect(source.getState()).to.be(State.LOADING);
source.on('change', () => {
expect(source.getState()).to.be(State.READY);
done();
describe('loading', function () {
/** @type {GeoTIFFSource} */
let source;
beforeEach(function () {
source = new GeoTIFFSource({
sources: [
{
url: 'spec/ol/source/images/0-0-0.tif',
},
],
});
});
});
it('configures itself from source metadata', function (done) {
source.on('change', () => {
expect(source.addAlpha_).to.be(true);
expect(source.bandCount).to.be(4);
expect(source.nodataValues_).to.eql([[0]]);
expect(source.getTileGrid().getResolutions().length).to.be(1);
expect(source.projection.getCode()).to.be('EPSG:4326');
expect(source.projection.getUnits()).to.be('degrees');
done();
});
});
it('loads tiles', function (done) {
source.on('change', () => {
const tile = source.getTile(0, 0, 0);
source.on('tileloadend', () => {
expect(tile.getState()).to.be(TileState.LOADED);
it('manages load states', function (done) {
expect(source.getState()).to.be(State.LOADING);
source.on('change', () => {
expect(source.getState()).to.be(State.READY);
done();
});
tile.load();
});
it('configures itself from source metadata', function (done) {
source.on('change', () => {
expect(source.addAlpha_).to.be(true);
expect(source.bandCount).to.be(4);
expect(source.nodataValues_).to.eql([[0]]);
expect(source.getTileGrid().getResolutions().length).to.be(1);
expect(source.projection.getCode()).to.be('EPSG:4326');
expect(source.projection.getUnits()).to.be('degrees');
done();
});
});
it('loads tiles', function (done) {
source.on('change', () => {
const tile = source.getTile(0, 0, 0);
source.on('tileloadend', () => {
expect(tile.getState()).to.be(TileState.LOADED);
done();
});
tile.load();
});
});
});
});