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Fix scale line for EPSG:4326 maps

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This commit is contained in:
Andreas Hocevar
2017-08-07 18:16:40 -06:00
parent ac13dbccf1
commit 388e2a93cb
4 changed files with 83 additions and 9 deletions
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test/spec/ol/control/scaleline.test.js
+38
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@@ -262,6 +262,44 @@ describe('ol.control.ScaleLine', function() {
});
});
describe('latitude may affect scale line in EPSG:4326', function() {
it('is rendered differently at different latitudes for metric', function() {
var ctrl = new ol.control.ScaleLine();
ctrl.setMap(map);
map.setView(new ol.View({
center: ol.proj.fromLonLat([7, 0]),
zoom: 2,
projection: 'EPSG:4326'
}));
map.renderSync();
var innerHtml0 = ctrl.element_.innerHTML;
map.getView().setCenter([7, 52]);
map.renderSync();
var innerHtml52 = ctrl.element_.innerHTML;
expect(innerHtml0).to.not.be(innerHtml52);
});
it('is rendered the same at different latitudes for degrees', function() {
var ctrl = new ol.control.ScaleLine({
units: 'degrees'
});
ctrl.setMap(map);
map.setView(new ol.View({
center: ol.proj.fromLonLat([7, 0]),
zoom: 2,
projection: 'EPSG:4326'
}));
map.renderSync();
var innerHtml0 = ctrl.element_.innerHTML;
map.getView().setCenter([7, 52]);
map.renderSync();
var innerHtml52 = ctrl.element_.innerHTML;
expect(innerHtml0).to.be(innerHtml52);
});
});
describe('zoom affects the scaleline', function() {
var currentZoom;
var ctrl;