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

Better default when no transform available

Browse Source 
Do not use identityTransform for EPSG:4326 transform unless units are degrees
This commit is contained in:
mike-000
2020-12-07 17:32:08 +00:00
committed by GitHub
parent 62c7853ed7
commit 2bb8aa0f32
1 changed files with 19 additions and 14 deletions
Download Patch File Download Diff File Expand all files Collapse all files

5
src/ol/proj.js
View File

@@ -212,6 +212,10 @@ export function getPointResolution(projection, resolution, point, opt_units) {
projection,
get('EPSG:4326')
);
if (toEPSG4326 === identityTransform && units !== Units.DEGREES) {
// no transform is available
pointResolution = resolution * projection.getMetersPerUnit();
} else {
let vertices = [
point[0] - resolution / 2,
point[1],
@@ -226,6 +230,7 @@ export function getPointResolution(projection, resolution, point, opt_units) {
const width = getDistance(vertices.slice(0, 2), vertices.slice(2, 4));
const height = getDistance(vertices.slice(4, 6), vertices.slice(6, 8));
pointResolution = (width + height) / 2;
}
const metersPerUnit = opt_units
? METERS_PER_UNIT[opt_units]
: projection.getMetersPerUnit();