protected override void OnLoad(EventArgs e) { base.OnLoad(e); this.sampleControl1.Center = new double[] { 534463.21f, 6633094.69f }; //this.sampleControl1.Center = new float[] { 0f, 0f }; this.sampleControl1.ZoomFactor = 1; // initialize a test-scene. var scene2D = new Scene2DSimple(); scene2D.BackColor = Color.White.ToArgb(); scene2D.AddPoint(float.MinValue, float.MaxValue, 0, 0, Color.Blue.ToArgb(), 1); bool fill = false; int color = Color.White.ToArgb(); int width = 1; scene2D.AddPolygon(float.MinValue, float.MaxValue, new double[] { 50, -80, 70 }, new double[] { 20, -10, -70 }, color, width, fill); // load test osm file. Stream stream = Assembly.GetExecutingAssembly().GetManifestResourceStream( "OsmSharp.WinForms.UI.Sample.test.osm"); var xmlDataProcessorSource = new XmlOsmStreamSource(stream); ICollection <OsmGeo> osmList = xmlDataProcessorSource.PullToCollection(); // build a scene using spherical mercator. IProjection sphericalMercator = new WebMercator(); var nodes = new Dictionary <long, GeoCoordinate>(); foreach (OsmGeo simpleOsmGeo in osmList) { if (simpleOsmGeo is Node) { var simplenode = (simpleOsmGeo as Node); double[] point = sphericalMercator.ToPixel( simplenode.Latitude.Value, simplenode.Longitude.Value); nodes.Add(simplenode.Id.Value, new GeoCoordinate(simplenode.Latitude.Value, simplenode.Longitude.Value)); scene2D.AddPoint(float.MinValue, float.MaxValue, (float)point[0], (float)point[1], Color.Yellow.ToArgb(), 2); } else if (simpleOsmGeo is Way) { var way = (simpleOsmGeo as Way); var x = new List <double>(); var y = new List <double>(); if (way.Nodes != null) { for (int idx = 0; idx < way.Nodes.Count; idx++) { GeoCoordinate nodeCoords; if (nodes.TryGetValue(way.Nodes[idx], out nodeCoords)) { x.Add((float)sphericalMercator.LongitudeToX(nodeCoords.Longitude)); y.Add((float)sphericalMercator.LatitudeToY(nodeCoords.Latitude)); } } } if (x.Count > 0) { scene2D.AddLine(float.MinValue, float.MaxValue, x.ToArray(), y.ToArray(), Color.Blue.ToArgb(), 2); } } } this.sampleControl1.Scene = scene2D; this.sampleControl1.Invalidate(); }
public void Scene2DSimpleSerializeDeserializeTest() { // create the MapCSS image source. var imageSource = new MapCSSDictionaryImageSource(); // load mapcss style interpreter. var mapCSSInterpreter = new MapCSSInterpreter( Assembly.GetExecutingAssembly().GetManifestResourceStream( "OsmSharp.UI.Test.Unittests.Data.MapCSS.test.mapcss"), imageSource); // initialize the data source. var xmlSource = new XmlOsmStreamSource( Assembly.GetExecutingAssembly().GetManifestResourceStream( "OsmSharp.UI.Test.Unittests.Data.test.osm")); IEnumerable <OsmGeo> dataSource = xmlSource; MemoryDataSource source = MemoryDataSource.CreateFrom(xmlSource); // get data. var scene = new Scene2DSimple(); var projection = new WebMercator(); GeoCoordinateBox box = null; foreach (var osmGeo in dataSource) { CompleteOsmGeo completeOsmGeo = null; switch (osmGeo.Type) { case OsmGeoType.Node: completeOsmGeo = CompleteNode.CreateFrom(osmGeo as Node); break; case OsmGeoType.Way: completeOsmGeo = CompleteWay.CreateFrom(osmGeo as Way, source); break; case OsmGeoType.Relation: completeOsmGeo = CompleteRelation.CreateFrom(osmGeo as Relation, source); break; } // update box. if (completeOsmGeo != null) { if (box == null) { box = completeOsmGeo.BoundingBox; } else if (completeOsmGeo.BoundingBox != null) { box = box + completeOsmGeo.BoundingBox; } } // translate each object into scene object. mapCSSInterpreter.Translate(scene, projection, source, osmGeo as OsmGeo); } // create the stream. var stream = new MemoryStream(); scene.Serialize(stream, false); // deserialize the stream. IScene2DPrimitivesSource sceneSource = Scene2DSimple.Deserialize(stream, false); if (box != null) { // query both and get the same results. int counter = 100; var rand = new Random(); while (counter > 0) { var queryBox = new GeoCoordinateBox( box.GenerateRandomIn(rand), box.GenerateRandomIn(rand)); var zoomFactor = (float)projection.ToZoomFactor(15); View2D testView = View2D.CreateFromBounds( projection.LatitudeToY(queryBox.MaxLat), projection.LongitudeToX(queryBox.MinLon), projection.LatitudeToY(queryBox.MinLat), projection.LongitudeToX(queryBox.MaxLon)); var testScene = new Scene2DSimple(); sceneSource.Get(testScene, testView, zoomFactor); // var resultIndex = new HashSet<Scene2DPrimitive>(testScene.Get(testView, zoomFactor)); // var resultReference = new HashSet<Scene2DPrimitive>(scene.Get(testView, zoomFactor)); //Assert.AreEqual(resultReference.Count, resultIndex.Count); //foreach (var data in resultIndex) //{ // Assert.IsTrue(resultReference.Contains(data)); //} //foreach (var data in resultReference) //{ // Assert.IsTrue(resultIndex.Contains(data)); //} counter--; } } }
public void TestCanvasJOSMSettingsCSS() { // create CSS. string css = "canvas { " + "background-color: white; " + "default-points: true; " + // adds default points for every node (color: black, size: 2). "default-lines: true; " + // adds default lines for every way (color: red, width: 1). "} "; // create 'test' objects. Node node1 = new Node(); node1.Id = 1; node1.Latitude = 1; node1.Longitude = 1; Node node2 = new Node(); node2.Id = 2; node2.Latitude = 2; node2.Longitude = 2; Way way = new Way(); way.Id = 1; way.Nodes = new List <long>(); way.Nodes.Add(1); way.Nodes.Add(2); // create the datasource. MemoryDataSource dataSource = new MemoryDataSource(); dataSource.AddNode(node1); dataSource.AddNode(node2); dataSource.AddWay(way); // create the projection and scene objects. var mercator = new WebMercator(); Scene2D scene = new Scene2D(new OsmSharp.Math.Geo.Projections.WebMercator(), 16); // create the interpreter. MapCSSInterpreter interpreter = new MapCSSInterpreter(css, new MapCSSDictionaryImageSource()); interpreter.Translate(scene, mercator, dataSource, node1); interpreter.Translate(scene, mercator, dataSource, node2); interpreter.Translate(scene, mercator, dataSource, way); // test the scene contents. Assert.AreEqual(3, scene.Count); Assert.AreEqual(SimpleColor.FromKnownColor(KnownColor.White).Value, scene.BackColor); // test the scene point 1. Primitive2D primitive = scene.Get(0); Assert.IsNotNull(primitive); Assert.IsInstanceOf <Primitive2D>(primitive); Point2D pointObject = primitive as Point2D; Assert.AreEqual(2, pointObject.Size); Assert.AreEqual(SimpleColor.FromKnownColor(KnownColor.Black).Value, pointObject.Color); Assert.AreEqual(mercator.LongitudeToX(1), pointObject.X); Assert.AreEqual(mercator.LatitudeToY(1), pointObject.Y); // test the scene point 2. primitive = scene.Get(1); Assert.IsNotNull(primitive); Assert.IsInstanceOf <Point2D>(primitive); pointObject = primitive as Point2D; Assert.AreEqual(2, pointObject.Size); Assert.AreEqual(SimpleColor.FromKnownColor(KnownColor.Black).Value, pointObject.Color); Assert.AreEqual(mercator.LongitudeToX(2), pointObject.X); Assert.AreEqual(mercator.LatitudeToY(2), pointObject.Y); // test the scene line 2. primitive = scene.Get(2); Assert.IsNotNull(primitive); Assert.IsInstanceOf <Line2D>(primitive); Line2D line = primitive as Line2D; Assert.AreEqual(1, line.Width); Assert.AreEqual(SimpleColor.FromKnownColor(KnownColor.Red).Value, line.Color); Assert.IsNotNull(line.X); Assert.IsNotNull(line.Y); Assert.AreEqual(2, line.X.Length); Assert.AreEqual(2, line.Y.Length); Assert.AreEqual(mercator.LongitudeToX(1), line.X[0]); Assert.AreEqual(mercator.LatitudeToY(1), line.Y[0]); Assert.AreEqual(mercator.LongitudeToX(2), line.X[1]); Assert.AreEqual(mercator.LatitudeToY(2), line.Y[1]); }