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Add ol.geom.MultiLineString#getCoordinateAtM

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This commit is contained in:
Tom Payne
2014-03-02 12:11:43 +01:00
parent 296c83fa36
commit 8125b4a847
3 changed files with 140 additions and 0 deletions
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104
test/spec/ol/geom/multilinestring.test.js
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@@ -142,6 +142,110 @@ describe('ol.geom.MultiLineString', function() {
expect(multiLineString.getStride()).to.be(3);
});
describe('#getCoordinateAtM', function() {
describe('with extrapolation and interpolation', function() {
it('returns the expected value', function() {
expect(multiLineString.getCoordinateAtM(0, true, true)).to.eql(
[1, 2, 0]);
expect(multiLineString.getCoordinateAtM(3, true, true)).to.eql(
[1, 2, 3]);
expect(multiLineString.getCoordinateAtM(4.5, true, true)).to.eql(
[2.5, 3.5, 4.5]);
expect(multiLineString.getCoordinateAtM(6, true, true)).to.eql(
[4, 5, 6]);
expect(multiLineString.getCoordinateAtM(7.5, true, true)).to.eql(
[5.5, 6.5, 7.5]);
expect(multiLineString.getCoordinateAtM(9, true, true)).to.eql(
[7, 8, 9]);
expect(multiLineString.getCoordinateAtM(10.5, true, true)).to.eql(
[8.5, 9.5, 10.5]);
expect(multiLineString.getCoordinateAtM(12, true, true)).to.eql(
[10, 11, 12]);
expect(multiLineString.getCoordinateAtM(15, true, true)).to.eql(
[10, 11, 15]);
});
});
describe('with extrapolation and no interpolation', function() {
it('returns the expected value', function() {
expect(multiLineString.getCoordinateAtM(0, true, false)).to.eql(
[1, 2, 0]);
expect(multiLineString.getCoordinateAtM(3, true, false)).to.eql(
[1, 2, 3]);
expect(multiLineString.getCoordinateAtM(4.5, true, false)).to.eql(
[2.5, 3.5, 4.5]);
expect(multiLineString.getCoordinateAtM(6, true, false)).to.eql(
[4, 5, 6]);
expect(multiLineString.getCoordinateAtM(7.5, true, false)).to.be(
null);
expect(multiLineString.getCoordinateAtM(9, true, false)).to.eql(
[7, 8, 9]);
expect(multiLineString.getCoordinateAtM(10.5, true, false)).to.eql(
[8.5, 9.5, 10.5]);
expect(multiLineString.getCoordinateAtM(12, true, false)).to.eql(
[10, 11, 12]);
expect(multiLineString.getCoordinateAtM(15, true, false)).to.eql(
[10, 11, 15]);
});
});
describe('with no extrapolation and interpolation', function() {
it('returns the expected value', function() {
expect(multiLineString.getCoordinateAtM(0, false, true)).to.eql(
null);
expect(multiLineString.getCoordinateAtM(3, false, true)).to.eql(
[1, 2, 3]);
expect(multiLineString.getCoordinateAtM(4.5, false, true)).to.eql(
[2.5, 3.5, 4.5]);
expect(multiLineString.getCoordinateAtM(6, false, true)).to.eql(
[4, 5, 6]);
expect(multiLineString.getCoordinateAtM(7.5, false, true)).to.eql(
[5.5, 6.5, 7.5]);
expect(multiLineString.getCoordinateAtM(9, false, true)).to.eql(
[7, 8, 9]);
expect(multiLineString.getCoordinateAtM(10.5, false, true)).to.eql(
[8.5, 9.5, 10.5]);
expect(multiLineString.getCoordinateAtM(12, false, true)).to.eql(
[10, 11, 12]);
expect(multiLineString.getCoordinateAtM(15, false, true)).to.eql(
null);
});
});
describe('with no extrapolation or interpolation', function() {
it('returns the expected value', function() {
expect(multiLineString.getCoordinateAtM(0, false, false)).to.eql(
null);
expect(multiLineString.getCoordinateAtM(3, false, false)).to.eql(
[1, 2, 3]);
expect(multiLineString.getCoordinateAtM(4.5, false, false)).to.eql(
[2.5, 3.5, 4.5]);
expect(multiLineString.getCoordinateAtM(6, false, false)).to.eql(
[4, 5, 6]);
expect(multiLineString.getCoordinateAtM(7.5, false, false)).to.eql(
null);
expect(multiLineString.getCoordinateAtM(9, false, false)).to.eql(
[7, 8, 9]);
expect(multiLineString.getCoordinateAtM(10.5, false, false)).to.eql(
[8.5, 9.5, 10.5]);
expect(multiLineString.getCoordinateAtM(12, false, false)).to.eql(
[10, 11, 12]);
expect(multiLineString.getCoordinateAtM(15, false, false)).to.eql(
null);
});
});
});
});
describe('construct with 4D coordinates', function() {