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Factor out ol.geom.flat.area

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This commit is contained in:
Tom Payne
2014-03-12 12:08:24 +01:00
parent 20ee1dc992
commit becd1318bd
7 changed files with 105 additions and 87 deletions
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33
test/spec/ol/geom/flat/areaflatgeom.test.js Normal file
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@@ -0,0 +1,33 @@
goog.provide('ol.test.geom.flat.area');
describe('ol.geom.flat.area', function() {
describe('ol.geom.flat.area.linearRing', function() {
it('calcaultes the area of a triangle', function() {
var area = ol.geom.flat.area.linearRing([0, 0, 0.5, 1, 1, 0], 0, 6, 2);
expect(area).to.be(0.5);
});
it('calculates the area of a unit square', function() {
var area =
ol.geom.flat.area.linearRing([0, 0, 0, 1, 1, 1, 1, 0], 0, 8, 2);
expect(area).to.be(1);
});
});
describe('ol.geom.flat.area.linearRings', function() {
it('calculates the area with holes', function() {
var area = ol.geom.flat.area.linearRings(
[0, 0, 0, 3, 3, 3, 3, 0, 1, 1, 2, 1, 2, 2, 1, 2], 0, [8, 16], 2);
expect(area).to.be(8);
});
});
});
goog.require('ol.geom.flat');
goog.require('ol.geom.flat.area');

23
test/spec/ol/geom/flatgeom.test.js
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@@ -83,19 +83,6 @@ describe('ol.geom.flat', function() {
expect(coordinatess).to.eql([[[1, 2], [3, 4]], [[5, 6], [7, 8]]]);
});
});
describe('ol.geom.flat.linearRingArea', function() {
it('calcaultes the area of a triangle', function() {
var area = ol.geom.flat.linearRingArea([0, 0, 0.5, 1, 1, 0], 0, 6, 2);
expect(area).to.be(0.5);
});
it('calculates the area of a unit square', function() {
var area = ol.geom.flat.linearRingArea([0, 0, 0, 1, 1, 1, 1, 0], 0, 8, 2);
expect(area).to.be(1);
});
});
describe('ol.geom.flat.linearRingIsClockwise', function() {
@@ -116,16 +103,6 @@ describe('ol.geom.flat', function() {
});
describe('ol.geom.flat.linearRingsArea', function() {
it('calculates the area with holes', function() {
var area = ol.geom.flat.linearRingsArea(
[0, 0, 0, 3, 3, 3, 3, 0, 1, 1, 2, 1, 2, 2, 1, 2], 0, [8, 16], 2);
expect(area).to.be(8);
});
});
describe('ol.geom.flat.reverseCoordinates', function() {
describe('with a stride of 2', function() {