Add geometry parsing for point, line, polygon

2014-02-19 14:27:18 +01:00
parent 28d0d82253
commit ae1e660ab4
2 changed files with 429 additions and 0 deletions
--- a/test/spec/ol/format/gmlformat.test.js
+++ b/test/spec/ol/format/gmlformat.test.js
@@ -0,0 +1,80 @@
+goog.provide('ol.test.format.GML');
+
+describe('ol.format.GML', function() {
+
+  var format;
+  beforeEach(function() {
+    format = new ol.format.GML();
+  });
+
+  describe('#readGeometry', function() {
+
+    describe('point', function() {
+
+      it('can read a point geometry', function() {
+        var text =
+            '<gml:Point xmlns:gml="http://www.opengis.net/gml" srsName="foo">' +
+            '  <gml:pos>1 2</gml:pos>' +
+            '</gml:Point>';
+        var g = format.readGeometry(text);
+        expect(g).to.be.an(ol.geom.Point);
+        expect(g.getCoordinates()).to.eql([1, 2, 0]);
+      });
+
+    });
+
+    describe('linestring', function() {
+
+      it('can read a linestring geometry', function() {
+        var text =
+            '<gml:LineString xmlns:gml="http://www.opengis.net/gml" ' +
+            '    srsName="foo">' +
+            '  <gml:posList>1 2 3 4</gml:posList>' +
+            '</gml:LineString>';
+        var g = format.readGeometry(text);
+        expect(g).to.be.an(ol.geom.LineString);
+        expect(g.getCoordinates()).to.eql([[1, 2, 0], [3, 4, 0]]);
+      });
+
+    });
+
+    describe('polygon', function() {
+
+      it('can read a polygon geometry', function() {
+        var text =
+            '<gml:Polygon xmlns:gml="http://www.opengis.net/gml" ' +
+            '    srsName="foo">' +
+            '  <gml:exterior>' +
+            '    <gml:LinearRing>' +
+            '      <gml:posList>1 2 3 2 3 4 1 2</gml:posList>' +
+            '    </gml:LinearRing>' +
+            '  </gml:exterior>' +
+            '  <gml:interior>' +
+            '    <gml:LinearRing>' +
+            '      <gml:posList>2 3 2 5 4 5 2 3</gml:posList>' +
+            '    </gml:LinearRing>' +
+            '  </gml:interior>' +
+            '  <gml:interior>' +
+            '    <gml:LinearRing>' +
+            '      <gml:posList>3 4 3 6 5 6 3 4</gml:posList>' +
+            '    </gml:LinearRing>' +
+            '  </gml:interior>' +
+            '</gml:Polygon>';
+        var g = format.readGeometry(text);
+        expect(g).to.be.an(ol.geom.Polygon);
+        expect(g.getCoordinates()).to.eql([[[1, 2, 0], [3, 2, 0], [3, 4, 0],
+                [1, 2, 0]], [[2, 3, 0], [2, 5, 0], [4, 5, 0], [2, 3, 0]],
+              [[3, 4, 0], [3, 6, 0], [5, 6, 0], [3, 4, 0]]]);
+      });
+
+    });
+
+  });
+
+});
+
+
+goog.require('ol.format.GML');
+goog.require('ol.geom.LineString');
+goog.require('ol.geom.Point');
+goog.require('ol.geom.Polygon');