3f2d79b7fe
This also removes goog.events.listen, goog.events.unlisten, goog.events.unlistenByKey and goog.events.BrowserEvent.
62 lines
1.7 KiB
JavaScript
62 lines
1.7 KiB
JavaScript
goog.provide('ol.test.reproj.Image');
|
|
|
|
describe('ol.reproj.Image', function() {
|
|
function createImage(pixelRatio) {
|
|
return new ol.reproj.Image(
|
|
ol.proj.get('EPSG:3857'), ol.proj.get('EPSG:4326'),
|
|
[-180, -85, 180, 85], 10, pixelRatio,
|
|
function(extent, resolution, pixelRatio) {
|
|
return new ol.Image(extent, resolution, pixelRatio, [],
|
|
'data:image/gif;base64,' +
|
|
'R0lGODlhAQABAIAAAP///wAAACwAAAAAAQABAAACAkQBADs=', null,
|
|
function(image, src) {
|
|
image.getImage().src = src;
|
|
});
|
|
});
|
|
}
|
|
|
|
it('changes state as expected', function(done) {
|
|
var image = createImage(1);
|
|
expect(image.getState()).to.be(ol.ImageState.IDLE);
|
|
ol.events.listen(image, 'change', function() {
|
|
if (image.getState() == ol.ImageState.LOADED) {
|
|
done();
|
|
}
|
|
});
|
|
image.load();
|
|
});
|
|
|
|
it('returns correct canvas size', function(done) {
|
|
var image = createImage(1);
|
|
ol.events.listen(image, 'change', function() {
|
|
if (image.getState() == ol.ImageState.LOADED) {
|
|
var canvas = image.getImage();
|
|
expect(canvas.width).to.be(36);
|
|
expect(canvas.height).to.be(17);
|
|
done();
|
|
}
|
|
});
|
|
image.load();
|
|
});
|
|
|
|
it('respects pixelRatio', function(done) {
|
|
var image = createImage(2);
|
|
ol.events.listen(image, 'change', function() {
|
|
if (image.getState() == ol.ImageState.LOADED) {
|
|
var canvas = image.getImage();
|
|
expect(canvas.width).to.be(72);
|
|
expect(canvas.height).to.be(34);
|
|
done();
|
|
}
|
|
});
|
|
image.load();
|
|
});
|
|
});
|
|
|
|
|
|
goog.require('ol.Image');
|
|
goog.require('ol.ImageState');
|
|
goog.require('ol.events');
|
|
goog.require('ol.proj');
|
|
goog.require('ol.reproj.Image');
|