45da80f8ad
git-svn-id: http://svn.openlayers.org/trunk/openlayers@2942 dc9f47b5-9b13-0410-9fdd-eb0c1a62fdaf
174 lines
7.7 KiB
HTML
174 lines
7.7 KiB
HTML
<html>
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<head>
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<script src="../../lib/OpenLayers.js"></script>
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<script type="text/javascript"><!--
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var points = [];
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for(var i=0; i<12; ++i) {
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points.push(new OpenLayers.Geometry.Point(Math.random() * 100,
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Math.random() * 100));
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}
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var multipoint = new OpenLayers.Geometry.MultiPoint([
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points[0], points[1], points[2]
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]);
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var linestrings = [
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new OpenLayers.Geometry.LineString([points[0], points[1], points[2]]),
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new OpenLayers.Geometry.LineString([points[3], points[4], points[5]])
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];
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var multilinestring = new OpenLayers.Geometry.MultiLineString([
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linestrings[0], linestrings[1]
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]);
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var rings = [
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new OpenLayers.Geometry.LinearRing([points[0], points[1], points[2]]),
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new OpenLayers.Geometry.LinearRing([points[3], points[4], points[5]]),
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new OpenLayers.Geometry.LinearRing([points[6], points[7], points[8]]),
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new OpenLayers.Geometry.LinearRing([points[9], points[10], points[11]])
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];
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var polygons = [
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new OpenLayers.Geometry.Polygon([rings[0], rings[1]]),
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new OpenLayers.Geometry.Polygon([rings[2], rings[3]])
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];
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var multipolygon = new OpenLayers.Geometry.MultiPolygon([
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polygons[0], polygons[1]
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]);
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var collection = [points[0], linestrings[0]];
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function test_Format_WKT_constructor(t) {
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t.plan(4);
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var options = {'foo': 'bar'};
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var format = new OpenLayers.Format.WKT(options);
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t.ok(format instanceof OpenLayers.Format.WKT,
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"new OpenLayers.Format.WKT returns object" );
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t.eq(format.foo, "bar", "constructor sets options correctly");
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t.eq(typeof format.read, "function", "format has a read function");
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t.eq(typeof format.write, "function", "format has a write function");
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}
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function test_Format_WKT_write(t) {
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t.plan(7);
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var format = new OpenLayers.Format.WKT();
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// test a point
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t.eq(format.write(points[0]),
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"POINT(" + points[0].x + " " + points[0].y + ")",
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"format correctly writes Point WKT");
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// test a multipoint
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t.eq(format.write(multipoint),
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"MULTIPOINT(" + points[0].x + " " + points[0].y + "," +
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points[1].x + " " + points[1].y + "," +
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points[2].x + " " + points[2].y + ")",
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"format correctly writes MultiPoint WKT");
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// test a linestring
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t.eq(format.write(linestrings[0]),
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"LINESTRING(" + points[0].x + " " + points[0].y + "," +
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points[1].x + " " + points[1].y + "," +
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points[2].x + " " + points[2].y + ")",
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"format correctly writes LineString WKT");
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// test a multilinestring
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t.eq(format.write(multilinestring),
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"MULTILINESTRING((" + points[0].x + " " + points[0].y + "," +
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points[1].x + " " + points[1].y + "," +
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points[2].x + " " + points[2].y + ")," +
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"(" + points[3].x + " " + points[3].y + "," +
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points[4].x + " " + points[4].y + "," +
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points[5].x + " " + points[5].y + "))",
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"format correctly writes MultiLineString WKT");
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// test a polygon
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t.eq(format.write(polygons[0]),
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"POLYGON((" + points[0].x + " " + points[0].y + "," +
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points[1].x + " " + points[1].y + "," +
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points[2].x + " " + points[2].y + "," +
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points[0].x + " " + points[0].y + ")," +
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"(" + points[3].x + " " + points[3].y + "," +
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points[4].x + " " + points[4].y + "," +
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points[5].x + " " + points[5].y + "," +
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points[3].x + " " + points[3].y + "))",
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"format correctly writes Polygon WKT");
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// test a multipolygon
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t.eq(format.write(multipolygon),
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"MULTIPOLYGON(((" + points[0].x + " " + points[0].y + "," +
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points[1].x + " " + points[1].y + "," +
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points[2].x + " " + points[2].y + "," +
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points[0].x + " " + points[0].y + ")," +
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"(" + points[3].x + " " + points[3].y + "," +
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points[4].x + " " + points[4].y + "," +
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points[5].x + " " + points[5].y + "," +
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points[3].x + " " + points[3].y + "))," +
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"((" + points[6].x + " " + points[6].y + "," +
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points[7].x + " " + points[7].y + "," +
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points[8].x + " " + points[8].y + "," +
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points[6].x + " " + points[6].y + ")," +
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"(" + points[9].x + " " + points[9].y + "," +
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points[10].x + " " + points[10].y + "," +
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points[11].x + " " + points[11].y + "," +
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points[9].x + " " + points[9].y + ")))",
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"format correctly writes MultiPolygon WKT");
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// test a geometrycollection
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t.eq(format.write(collection),
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"GEOMETRYCOLLECTION(POINT(" + points[0].x + " " + points[0].y + ")," +
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"LINESTRING(" + points[0].x + " " + points[0].y + "," +
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points[1].x + " " + points[1].y + "," +
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points[2].x + " " + points[2].y + "))",
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"format correctly writes GeometryCollection WKT");
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}
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function test_Format_WKT_read(t) {
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t.plan(7);
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var format = new OpenLayers.Format.WKT();
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/**
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* Since we're explicitly testing calls to write, the read tests
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* just make sure that geometry can make a round trip from read to write.
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*/
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// test a point
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t.ok(points[0].equals(format.read(format.write(points[0]))),
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"format correctly reads Point WKT");
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// test a multipoint
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t.ok(multipoint.equals(format.read(format.write(multipoint))),
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"format correctly reads MultiPoint WKT");
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// test a linestring
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t.ok(linestrings[0].equals(format.read(format.write(linestrings[0]))),
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"format correctly reads LineString WKT");
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// test a multilinestring
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t.ok(multilinestring.equals(format.read(format.write(multilinestring))),
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"format correctly reads MultiLineString WKT");
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// test a polygon
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t.ok(polygons[0].equals(format.read(format.write(polygons[0]))),
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"format correctly reads Polygon WKT");
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// test a multipolygon
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t.ok(multipolygon.equals(format.read(format.write(multipolygon))),
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"format correctly reads MultiPolygon WKT");
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// test a geometrycollection
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t.eq(format.write(collection),
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"GEOMETRYCOLLECTION(POINT(" + points[0].x + " " + points[0].y + ")," +
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"LINESTRING(" + points[0].x + " " + points[0].y + "," +
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points[1].x + " " + points[1].y + "," +
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points[2].x + " " + points[2].y + "))",
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"format correctly writes GeometryCollection WKT");
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}
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// -->
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</script>
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</head>
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<body>
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</body>
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</html> |