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Dedicated module for ol.proj.Projection

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This commit is contained in:
Tim Schaub
2016-12-04 12:41:04 -08:00
parent a33caa598c
commit 08569d4eb3
10 changed files with 368 additions and 354 deletions
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6
test/spec/ol/proj/epsg3857.test.js
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@@ -49,7 +49,7 @@ describe('ol.proj.EPSG3857', function() {
var epsg3857 = ol.proj.get('EPSG:3857');
var resolution = 19.11;
var point = [0, 0];
expect(epsg3857.getPointResolution(resolution, point)).
expect(ol.proj.getPointResolution(epsg3857, resolution, point)).
to.roughlyEqual(19.11, 1e-1);
});
@@ -60,7 +60,7 @@ describe('ol.proj.EPSG3857', function() {
var epsg4326 = ol.proj.get('EPSG:4326');
var resolution = 19.11;
var point = ol.proj.transform([0, 43.65], epsg4326, epsg3857);
expect(epsg3857.getPointResolution(resolution, point)).
expect(ol.proj.getPointResolution(epsg3857, resolution, point)).
to.roughlyEqual(19.11 * Math.cos(Math.PI * 43.65 / 180), 1e-9);
});
@@ -72,7 +72,7 @@ describe('ol.proj.EPSG3857', function() {
var latitude;
for (latitude = 0; latitude <= 85; ++latitude) {
var point = ol.proj.transform([0, latitude], epsg4326, epsg3857);
expect(epsg3857.getPointResolution(resolution, point)).
expect(ol.proj.getPointResolution(epsg3857, resolution, point)).
to.roughlyEqual(19.11 * Math.cos(Math.PI * latitude / 180), 1e-9);
}
});

10
test/spec/ol/proj/index.test.js
View File

@@ -310,7 +310,7 @@ describe('ol.proj', function() {
it('numerically estimates point scale at the equator', function() {
var googleProjection = ol.proj.get('GOOGLE');
expect(googleProjection.getPointResolution(1, [0, 0])).
expect(ol.proj.getPointResolution(googleProjection, 1, [0, 0])).
to.roughlyEqual(1, 1e-1);
});
@@ -320,8 +320,8 @@ describe('ol.proj', function() {
var point, y;
for (y = -20; y <= 20; ++y) {
point = [0, 1000000 * y];
expect(googleProjection.getPointResolution(1, point)).to.roughlyEqual(
epsg3857Projection.getPointResolution(1, point), 1e-1);
expect(ol.proj.getPointResolution(googleProjection, 1, point)).to.roughlyEqual(
ol.proj.getPointResolution(epsg3857Projection, 1, point), 1e-1);
}
});
@@ -332,8 +332,8 @@ describe('ol.proj', function() {
for (x = -20; x <= 20; x += 2) {
for (y = -20; y <= 20; y += 2) {
point = [1000000 * x, 1000000 * y];
expect(googleProjection.getPointResolution(1, point)).to.roughlyEqual(
epsg3857Projection.getPointResolution(1, point), 1e-1);
expect(ol.proj.getPointResolution(googleProjection, 1, point)).to.roughlyEqual(
ol.proj.getPointResolution(epsg3857Projection, 1, point), 1e-1);
}
}
});