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Replace ol.Extent and ol.Rectangle with Array.<number>

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Tom Payne
2013-04-16 16:10:04 +02:00
parent 0da8b0ae7f
commit 16f70ba1a0
5 changed files with 487 additions and 495 deletions
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test/spec/ol/extent.test.js
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@@ -1,129 +1,243 @@
goog.provide('ol.test.Extent');
goog.provide('ol.test.extent');
describe('ol.Extent', function() {
describe('ol.extent', function() {
describe('containsCoordinate', function() {
describe('positive', function() {
it('returns true', function() {
var extent = new ol.Extent(1, 2, 3, 4);
expect(extent.containsCoordinate([1, 2])).to.be.ok();
expect(extent.containsCoordinate([1, 3])).to.be.ok();
expect(extent.containsCoordinate([1, 4])).to.be.ok();
expect(extent.containsCoordinate([2, 2])).to.be.ok();
expect(extent.containsCoordinate([2, 3])).to.be.ok();
expect(extent.containsCoordinate([2, 4])).to.be.ok();
expect(extent.containsCoordinate([3, 2])).to.be.ok();
expect(extent.containsCoordinate([3, 3])).to.be.ok();
expect(extent.containsCoordinate([3, 4])).to.be.ok();
var extent = [1, 3, 2, 4];
expect(ol.extent.containsCoordinate(extent, [1, 2])).to.be.ok();
expect(ol.extent.containsCoordinate(extent, [1, 3])).to.be.ok();
expect(ol.extent.containsCoordinate(extent, [1, 4])).to.be.ok();
expect(ol.extent.containsCoordinate(extent, [2, 2])).to.be.ok();
expect(ol.extent.containsCoordinate(extent, [2, 3])).to.be.ok();
expect(ol.extent.containsCoordinate(extent, [2, 4])).to.be.ok();
expect(ol.extent.containsCoordinate(extent, [3, 2])).to.be.ok();
expect(ol.extent.containsCoordinate(extent, [3, 3])).to.be.ok();
expect(ol.extent.containsCoordinate(extent, [3, 4])).to.be.ok();
});
});
describe('negative', function() {
it('returns false', function() {
var extent = new ol.Extent(1, 2, 3, 4);
expect(extent.containsCoordinate([0, 1])).to.not.be();
expect(extent.containsCoordinate([0, 2])).to.not.be();
expect(extent.containsCoordinate([0, 3])).to.not.be();
expect(extent.containsCoordinate([0, 4])).to.not.be();
expect(extent.containsCoordinate([0, 5])).to.not.be();
expect(extent.containsCoordinate([1, 1])).to.not.be();
expect(extent.containsCoordinate([1, 5])).to.not.be();
expect(extent.containsCoordinate([2, 1])).to.not.be();
expect(extent.containsCoordinate([2, 5])).to.not.be();
expect(extent.containsCoordinate([3, 1])).to.not.be();
expect(extent.containsCoordinate([3, 5])).to.not.be();
expect(extent.containsCoordinate([4, 1])).to.not.be();
expect(extent.containsCoordinate([4, 2])).to.not.be();
expect(extent.containsCoordinate([4, 3])).to.not.be();
expect(extent.containsCoordinate([4, 4])).to.not.be();
expect(extent.containsCoordinate([4, 5])).to.not.be();
var extent = [1, 3, 2, 4];
expect(ol.extent.containsCoordinate(extent, [0, 1])).to.not.be();
expect(ol.extent.containsCoordinate(extent, [0, 2])).to.not.be();
expect(ol.extent.containsCoordinate(extent, [0, 3])).to.not.be();
expect(ol.extent.containsCoordinate(extent, [0, 4])).to.not.be();
expect(ol.extent.containsCoordinate(extent, [0, 5])).to.not.be();
expect(ol.extent.containsCoordinate(extent, [1, 1])).to.not.be();
expect(ol.extent.containsCoordinate(extent, [1, 5])).to.not.be();
expect(ol.extent.containsCoordinate(extent, [2, 1])).to.not.be();
expect(ol.extent.containsCoordinate(extent, [2, 5])).to.not.be();
expect(ol.extent.containsCoordinate(extent, [3, 1])).to.not.be();
expect(ol.extent.containsCoordinate(extent, [3, 5])).to.not.be();
expect(ol.extent.containsCoordinate(extent, [4, 1])).to.not.be();
expect(ol.extent.containsCoordinate(extent, [4, 2])).to.not.be();
expect(ol.extent.containsCoordinate(extent, [4, 3])).to.not.be();
expect(ol.extent.containsCoordinate(extent, [4, 4])).to.not.be();
expect(ol.extent.containsCoordinate(extent, [4, 5])).to.not.be();
});
});
});
describe('getCenter', function() {
it('returns the expected center', function() {
var extent = [1, 3, 2, 4];
var center = ol.extent.getCenter(extent);
expect(center[0]).to.eql(2);
expect(center[1]).to.eql(3);
});
});
describe('getForView2DAndSize', function() {
it('works for a unit square', function() {
var extent = ol.extent.getForView2DAndSize(
[0, 0], 1, 0, new ol.Size(1, 1));
expect(extent[0]).to.be(-0.5);
expect(extent[1]).to.be(0.5);
expect(extent[2]).to.be(-0.5);
expect(extent[3]).to.be(0.5);
});
it('works for center', function() {
var extent = ol.extent.getForView2DAndSize(
[5, 10], 1, 0, new ol.Size(1, 1));
expect(extent[0]).to.be(4.5);
expect(extent[1]).to.be(5.5);
expect(extent[2]).to.be(9.5);
expect(extent[3]).to.be(10.5);
});
it('works for rotation', function() {
var extent = ol.extent.getForView2DAndSize(
[0, 0], 1, Math.PI / 4, new ol.Size(1, 1));
expect(extent[0]).to.roughlyEqual(-Math.sqrt(0.5), 1e-9);
expect(extent[1]).to.roughlyEqual(Math.sqrt(0.5), 1e-9);
expect(extent[2]).to.roughlyEqual(-Math.sqrt(0.5), 1e-9);
expect(extent[3]).to.roughlyEqual(Math.sqrt(0.5), 1e-9);
});
it('works for resolution', function() {
var extent = ol.extent.getForView2DAndSize(
[0, 0], 2, 0, new ol.Size(1, 1));
expect(extent[0]).to.be(-1);
expect(extent[1]).to.be(1);
expect(extent[2]).to.be(-1);
expect(extent[3]).to.be(1);
});
it('works for size', function() {
var extent = ol.extent.getForView2DAndSize(
[0, 0], 1, 0, new ol.Size(10, 5));
expect(extent[0]).to.be(-5);
expect(extent[1]).to.be(5);
expect(extent[2]).to.be(-2.5);
expect(extent[3]).to.be(2.5);
});
});
describe('getSize', function() {
it('returns the expected size', function() {
var extent = [0, 2, 1, 4];
var size = ol.extent.getSize(extent);
expect(size.width).to.eql(2);
expect(size.height).to.eql(3);
});
});
describe('intersect', function() {
var extent1;
beforeEach(function() {
extent1 = [50, 100, 50, 100];
});
it('returns the expected value', function() {
expect(ol.extent.intersects(extent1, extent1)).to.be(true);
expect(ol.extent.intersects(extent1, [20, 80, 20, 80])).to.be(true);
expect(ol.extent.intersects(extent1, [20, 80, 50, 100])).to.be(true);
expect(ol.extent.intersects(extent1, [20, 80, 80, 120])).to.be(true);
expect(ol.extent.intersects(extent1, [50, 100, 20, 80])).to.be(true);
expect(ol.extent.intersects(extent1, [50, 100, 80, 120])).to.be(true);
expect(ol.extent.intersects(extent1, [80, 120, 20, 80])).to.be(true);
expect(ol.extent.intersects(extent1, [80, 120, 50, 100])).to.be(true);
expect(ol.extent.intersects(extent1, [80, 120, 80, 120])).to.be(true);
expect(ol.extent.intersects(extent1, [20, 120, 20, 120])).to.be(true);
expect(ol.extent.intersects(extent1, [70, 80, 70, 80])).to.be(true);
expect(ol.extent.intersects(extent1, [10, 30, 10, 30])).to.be(false);
expect(ol.extent.intersects(extent1, [30, 70, 10, 30])).to.be(false);
expect(ol.extent.intersects(extent1, [50, 100, 10, 30])).to.be(false);
expect(ol.extent.intersects(extent1, [80, 120, 10, 30])).to.be(false);
expect(ol.extent.intersects(extent1, [120, 140, 10, 30])).to.be(false);
expect(ol.extent.intersects(extent1, [10, 30, 30, 70])).to.be(false);
expect(ol.extent.intersects(extent1, [120, 140, 30, 70])).to.be(false);
expect(ol.extent.intersects(extent1, [10, 30, 50, 100])).to.be(false);
expect(ol.extent.intersects(extent1, [120, 140, 50, 100])).to.be(false);
expect(ol.extent.intersects(extent1, [10, 30, 80, 120])).to.be(false);
expect(ol.extent.intersects(extent1, [120, 140, 80, 120])).to.be(false);
expect(ol.extent.intersects(extent1, [10, 30, 120, 140])).to.be(false);
expect(ol.extent.intersects(extent1, [30, 70, 120, 140])).to.be(false);
expect(ol.extent.intersects(extent1, [50, 100, 120, 140])).to.be(false);
expect(ol.extent.intersects(extent1, [80, 120, 120, 140])).to.be(false);
expect(ol.extent.intersects(extent1, [120, 140, 120, 140])).to.be(false);
});
});
describe('normalize', function() {
it('returns the expected coordinate', function() {
var extent = [0, 2, 1, 3];
var coordinate;
coordinate = ol.extent.normalize(extent, [1, 2]);
expect(coordinate[0]).to.eql(0.5);
expect(coordinate[1]).to.eql(0.5);
coordinate = ol.extent.normalize(extent, [0, 3]);
expect(coordinate[0]).to.eql(0);
expect(coordinate[1]).to.eql(1);
coordinate = ol.extent.normalize(extent, [2, 1]);
expect(coordinate[0]).to.eql(1);
expect(coordinate[1]).to.eql(0);
coordinate = ol.extent.normalize(extent, [0, 0]);
expect(coordinate[0]).to.eql(0);
expect(coordinate[1]).to.eql(-0.5);
coordinate = ol.extent.normalize(extent, [-1, 1]);
expect(coordinate[0]).to.eql(-0.5);
expect(coordinate[1]).to.eql(0);
});
});
describe('scaleFromCenter', function() {
it('scales the extent from its center', function() {
var extent = [1, 3, 1, 3];
ol.extent.scaleFromCenter(extent, 2);
expect(extent[0]).to.eql(0);
expect(extent[1]).to.eql(4);
expect(extent[2]).to.eql(0);
expect(extent[3]).to.eql(4);
});
});
describe('toString', function() {
it('returns the expected string', function() {
var extent = [0, 2, 1, 3];
expect(ol.extent.toString(extent)).to.eql('(0, 2, 1, 3)');
});
});
describe('transform', function() {
it('does transform', function() {
var transformFn = ol.projection.getTransform('EPSG:4326', 'EPSG:3857');
var sourceExtent = new ol.Extent(-15, -30, 45, 60);
var destinationExtent = sourceExtent.transform(transformFn);
var sourceExtent = [-15, 45, -30, 60];
var destinationExtent = ol.extent.transform(sourceExtent, transformFn);
expect(destinationExtent).not.to.be(undefined);
expect(destinationExtent).not.to.be(null);
// FIXME check values with third-party tool
expect(destinationExtent.minX).to.roughlyEqual(-1669792.3618991037, 1e-9);
expect(destinationExtent.minY).to.roughlyEqual(-3503549.843504376, 1e-8);
expect(destinationExtent.maxX).to.roughlyEqual(5009377.085697311, 1e-9);
expect(destinationExtent.maxY).to.roughlyEqual(8399737.889818361, 1e-9);
expect(destinationExtent[0]).to.roughlyEqual(-1669792.3618991037, 1e-9);
expect(destinationExtent[1]).to.roughlyEqual(5009377.085697311, 1e-9);
expect(destinationExtent[2]).to.roughlyEqual(-3503549.843504376, 1e-8);
expect(destinationExtent[3]).to.roughlyEqual(8399737.889818361, 1e-9);
});
it('takes arbitrary function', function() {
var transformFn = function(input) {
return [-input[0], -input[1], -input[2], -input[3]];
var transformFn = function(input, output, opt_dimension) {
var dimension = goog.isDef(opt_dimension) ? opt_dimension : 2;
if (!goog.isDef(output)) {
output = new Array(input.length);
}
var n = input.length;
var i;
for (i = 0; i < n; i += dimension) {
output[i] = -input[i];
output[i + 1] = -input[i + 1];
}
return output;
};
var sourceExtent = new ol.Extent(-15, -30, 45, 60);
var destinationExtent = sourceExtent.transform(transformFn);
var sourceExtent = [-15, 45, -30, 60];
var destinationExtent = ol.extent.transform(sourceExtent, transformFn);
expect(destinationExtent).not.to.be(undefined);
expect(destinationExtent).not.to.be(null);
expect(destinationExtent.minX).to.be(-45);
expect(destinationExtent.minY).to.be(-60);
expect(destinationExtent.maxX).to.be(15);
expect(destinationExtent.maxY).to.be(30);
});
});
describe('getForView2DAndSize', function() {
it('works for a unit square', function() {
var extent = ol.Extent.getForView2DAndSize(
[0, 0], 1, 0, new ol.Size(1, 1));
expect(extent.minX).to.be(-0.5);
expect(extent.minY).to.be(-0.5);
expect(extent.maxX).to.be(0.5);
expect(extent.maxY).to.be(0.5);
});
it('works for center', function() {
var extent = ol.Extent.getForView2DAndSize(
[5, 10], 1, 0, new ol.Size(1, 1));
expect(extent.minX).to.be(4.5);
expect(extent.minY).to.be(9.5);
expect(extent.maxX).to.be(5.5);
expect(extent.maxY).to.be(10.5);
});
it('works for rotation', function() {
var extent = ol.Extent.getForView2DAndSize(
[0, 0], 1, Math.PI / 4, new ol.Size(1, 1));
expect(extent.minX).to.roughlyEqual(-Math.sqrt(0.5), 1e-9);
expect(extent.minY).to.roughlyEqual(-Math.sqrt(0.5), 1e-9);
expect(extent.maxX).to.roughlyEqual(Math.sqrt(0.5), 1e-9);
expect(extent.maxY).to.roughlyEqual(Math.sqrt(0.5), 1e-9);
});
it('works for resolution', function() {
var extent = ol.Extent.getForView2DAndSize(
[0, 0], 2, 0, new ol.Size(1, 1));
expect(extent.minX).to.be(-1);
expect(extent.minY).to.be(-1);
expect(extent.maxX).to.be(1);
expect(extent.maxY).to.be(1);
});
it('works for size', function() {
var extent = ol.Extent.getForView2DAndSize(
[0, 0], 1, 0, new ol.Size(10, 5));
expect(extent.minX).to.be(-5);
expect(extent.minY).to.be(-2.5);
expect(extent.maxX).to.be(5);
expect(extent.maxY).to.be(2.5);
expect(destinationExtent[0]).to.be(-45);
expect(destinationExtent[1]).to.be(15);
expect(destinationExtent[2]).to.be(-60);
expect(destinationExtent[3]).to.be(30);
});
});
});
goog.require('ol.Extent');
goog.require('ol.Size');
goog.require('ol.extent');
goog.require('ol.projection');