public static MemoryDataSource CreateFrom(OsmStreamSource sourceStream)
{
if (sourceStream.CanReset)
{
sourceStream.Reset();
}
MemoryDataSource memoryDataSource = new MemoryDataSource();
foreach (OsmGeo osmGeo in sourceStream)
{
if (osmGeo != null)
{
switch (osmGeo.Type)
{
case OsmGeoType.Node:
memoryDataSource.AddNode(osmGeo as Node);
continue;
case OsmGeoType.Way:
memoryDataSource.AddWay(osmGeo as Way);
continue;
case OsmGeoType.Relation:
memoryDataSource.AddRelation(osmGeo as Relation);
continue;
default:
continue;
}
}
}
return(memoryDataSource);
}
/// <summary>
/// Creates a new memory data source from all the data in the given osm-stream.
/// </summary>
/// <param name="sourceStream"></param>
/// <returns></returns>
public static MemoryDataSource CreateFrom(OsmStreamSource sourceStream)
{
// reset if possible.
if (sourceStream.CanReset)
{
sourceStream.Reset();
}
// enumerate all objects and add them to a new datasource.
MemoryDataSource dataSource = new MemoryDataSource();
foreach (var osmGeo in sourceStream)
{
if (osmGeo != null)
{
switch (osmGeo.Type)
{
case OsmGeoType.Node:
dataSource.AddNode(osmGeo as Node);
break;
case OsmGeoType.Way:
dataSource.AddWay(osmGeo as Way);
break;
case OsmGeoType.Relation:
dataSource.AddRelation(osmGeo as Relation);
break;
}
}
}
return(dataSource);
}
public void TestEmptyCSS()
{
// 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(string.Empty,
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(0, scene.Count);
Assert.AreEqual(SimpleColor.FromKnownColor(KnownColor.Black).Value, scene.BackColor);
}
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]);
}
public void TestWayNaturalIsWaterArea()
{
Node node1 = new Node();
node1.Id = 1;
node1.Latitude = 0;
node1.Longitude = 0;
Node node2 = new Node();
node2.Id = 2;
node2.Latitude = 1;
node2.Longitude = 0;
Node node3 = new Node();
node3.Id = 3;
node3.Latitude = 0;
node3.Longitude = 1;
Way way = new Way();
way.Id = 1;
way.Nodes = new List<long>();
way.Nodes.Add(1);
way.Nodes.Add(2);
way.Nodes.Add(3);
way.Nodes.Add(1);
way.Tags = new SimpleTagsCollection();
way.Tags.Add("natural", "water");
MemoryDataSource source = new MemoryDataSource();
source.AddNode(node1);
source.AddNode(node2);
source.AddNode(node3);
source.AddWay(way);
// the use of natural=water implies an area-type.
GeometryInterpreter interpreter = new SimpleGeometryInterpreter();
GeometryCollection geometries = interpreter.Interpret(way, source);
Assert.IsNotNull(geometries);
Assert.AreEqual(1, geometries.Count);
Geometry geometry = geometries[0];
Assert.IsInstanceOf<LineairRing>(geometry);
Assert.IsTrue(geometry.Attributes.ContainsKeyValue("natural", "water"));
}
/// <summary>
/// Creates a new memory data source from all the data in the given osm-stream.
/// </summary>
/// <param name="sourceStream"></param>
/// <returns></returns>
public static MemoryDataSource CreateFrom(OsmStreamSource sourceStream)
{
// reset if possible.
if (sourceStream.CanReset) { sourceStream.Reset(); }
// enumerate all objects and add them to a new datasource.
MemoryDataSource dataSource = new MemoryDataSource();
foreach (var osmGeo in sourceStream)
{
if (osmGeo != null)
{
switch(osmGeo.Type)
{
case OsmGeoType.Node:
dataSource.AddNode(osmGeo as Node);
break;
case OsmGeoType.Way:
dataSource.AddWay(osmGeo as Way);
break;
case OsmGeoType.Relation:
dataSource.AddRelation(osmGeo as Relation);
break;
}
}
}
return dataSource;
}
public void TestRemoveWay()
{
Way testWay = new Way();
testWay.Id = -1;
var source = new MemoryDataSource();
source.AddWay(testWay);
// test if the way is actually there.
Assert.AreEqual(testWay, source.GetWay(-1));
// remove the way.
source.RemoveWay(-1);
// test if the way is actually gone.
Assert.IsNull(source.GetWay(-1));
}
public void TestAddWayNull()
{
var dataSource = new MemoryDataSource();
dataSource.AddWay(null);
}
public void TestGetBoundingBox()
{
var dataSource = new MemoryDataSource();
// test nodes.
Node node = new Node();
node.Id = 1;
node.Longitude = -2;
node.Latitude = -1;
dataSource.AddNode(node);
node = new Node();
node.Id = 2;
node.Longitude = 2;
node.Latitude = 1;
dataSource.AddNode(node);
GeoCoordinateBox box = dataSource.BoundingBox;
IList<OsmGeo> boxResults = dataSource.Get(box, null);
Assert.IsNotNull(boxResults);
Assert.AreEqual(1, boxResults.Count);
boxResults = dataSource.Get(box.Resize(0.1), null);
Assert.IsNotNull(boxResults);
Assert.AreEqual(2, boxResults.Count);
node = new Node();
node.Id = 3;
node.Latitude = 10;
node.Longitude = 10;
dataSource.AddNode(node);
node = new Node();
node.Id = 4;
node.Latitude = -10;
node.Longitude = -10;
dataSource.AddNode(node);
boxResults = dataSource.Get(box, null);
Assert.IsNotNull(boxResults);
Assert.AreEqual(1, boxResults.Count);
boxResults = dataSource.Get(box.Resize(0.1), null);
Assert.IsNotNull(boxResults);
Assert.AreEqual(2, boxResults.Count);
// test ways.
Way positive = new Way();
positive.Id = 1;
positive.Nodes = new List<long>();
positive.Nodes.Add(1);
positive.Nodes.Add(2);
dataSource.AddWay(positive);
Way halfPositive = new Way();
halfPositive.Id = 2;
halfPositive.Nodes = new List<long>();
halfPositive.Nodes.Add(1);
halfPositive.Nodes.Add(3);
dataSource.AddWay(halfPositive);
Way negative = new Way();
negative.Id = 3;
negative.Nodes = new List<long>();
negative.Nodes.Add(3);
negative.Nodes.Add(4);
dataSource.AddWay(negative);
HashSet<OsmGeo> boxResultWithWays = new HashSet<OsmGeo>(dataSource.Get(box, null));
Assert.IsTrue(boxResultWithWays.Contains(positive));
Assert.IsTrue(boxResultWithWays.Contains(halfPositive));
Assert.IsFalse(boxResultWithWays.Contains(negative));
// test relations.
Relation positiveRelation1 = new Relation();
positiveRelation1.Id = 1;
positiveRelation1.Members = new List<RelationMember>();
positiveRelation1.Members.Add(new RelationMember()
{
MemberId = 1,
MemberType = OsmGeoType.Node,
MemberRole = "node"
});
dataSource.AddRelation(positiveRelation1);
Relation positiveRelation2 = new Relation();
positiveRelation2.Id = 2;
positiveRelation2.Members = new List<RelationMember>();
positiveRelation2.Members.Add(new RelationMember()
{
MemberId = 1,
MemberType = OsmGeoType.Way,
MemberRole = "way"
});
dataSource.AddRelation(positiveRelation2);
Relation negativeRelation3 = new Relation();
negativeRelation3.Id = 3;
negativeRelation3.Members = new List<RelationMember>();
negativeRelation3.Members.Add(new RelationMember()
{
MemberId = 3,
MemberType = OsmGeoType.Way,
MemberRole = "way"
});
dataSource.AddRelation(positiveRelation2);
HashSet<OsmGeo> boxResultWithWaysAndRelations = new HashSet<OsmGeo>(dataSource.Get(box, null));
Assert.IsTrue(boxResultWithWaysAndRelations.Contains(positiveRelation1));
Assert.IsTrue(boxResultWithWaysAndRelations.Contains(positiveRelation2));
Assert.IsFalse(boxResultWithWaysAndRelations.Contains(negativeRelation3));
// test recursive relations.
Relation recusive1 = new Relation();
recusive1.Id = 10;
recusive1.Members = new List<RelationMember>();
recusive1.Members.Add(new RelationMember()
{
MemberId = 1,
MemberType = OsmGeoType.Relation,
MemberRole = "relation"
});
dataSource.AddRelation(recusive1);
Relation recusive2 = new Relation();
recusive2.Id = 11;
recusive2.Members = new List<RelationMember>();
recusive2.Members.Add(new RelationMember()
{
MemberId = 10,
MemberType = OsmGeoType.Relation,
MemberRole = "relation"
});
dataSource.AddRelation(recusive2);
Relation recusive3 = new Relation();
recusive3.Id = 12;
recusive3.Members = new List<RelationMember>();
recusive3.Members.Add(new RelationMember()
{
MemberId = 11,
MemberType = OsmGeoType.Relation,
MemberRole = "relation"
});
dataSource.AddRelation(recusive3);
boxResultWithWaysAndRelations = new HashSet<OsmGeo>(dataSource.Get(box, null));
Assert.IsTrue(boxResultWithWaysAndRelations.Contains(recusive1));
Assert.IsTrue(boxResultWithWaysAndRelations.Contains(recusive2));
Assert.IsTrue(boxResultWithWaysAndRelations.Contains(recusive3));
}
public void TestAddWayNoId()
{
var dataSource = new MemoryDataSource();
dataSource.AddWay(new Way());
}
public void TestAddWayAndNodes()
{
Way testWay = new Way();
testWay.Id = 1;
testWay.Nodes = new List<long>();
testWay.Nodes.Add(1);
testWay.Nodes.Add(2);
Node node1 = new Node();
node1.Id = 1;
node1.Longitude = 0;
node1.Latitude = 0;
Node node2 = new Node();
node2.Id = 2;
node2.Longitude = 0;
node2.Latitude = 0;
var source = new MemoryDataSource();
source.AddWay(testWay);
IList<Way> resultWays = source.GetWaysFor(node1);
Assert.IsNotNull(resultWays);
Assert.AreEqual(1, resultWays.Count);
Assert.AreEqual(testWay, resultWays[0]);
// test if the way is actually there.
Assert.AreEqual(testWay, source.GetWay(1));
// test if the way was not removed after getting it.
Assert.AreEqual(testWay, source.GetWay(1));
}
public void TestAddWay()
{
Way testWay = new Way();
testWay.Id = -1;
var source = new MemoryDataSource();
source.AddWay(testWay);
// test if the way is actually there.
Assert.AreEqual(testWay, source.GetWay(-1));
// test if the way was not remove after getting it.
Assert.AreEqual(testWay, source.GetWays(new List<long>() { -1 })[0]);
// test if the way is in the list of ways.
Assert.AreEqual(testWay, new List<Way>(source.GetWays())[0]);
// test if the way will be retrieved using a list of ids.
var ids = new List<long>();
ids.Add(-1);
IList<Way> ways = source.GetWays(ids);
Assert.IsNotNull(ways);
Assert.AreEqual(1, ways.Count);
Assert.AreEqual(testWay, ways[0]);
}
public void TestCanvasSettingsCSS()
{
// create CSS.
string css = "canvas { " +
"fill-color: green; " +
"} ";
// 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 Scene2DSimple();
// 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(0, scene.Count);
Assert.AreEqual(SimpleColor.FromKnownColor(KnownColor.Green).Value, scene.BackColor);
}
public void TestWayAreaIsYesArea()
{
var node1 = new Node();
node1.Id = 1;
node1.Latitude = 0;
node1.Longitude = 0;
var node2 = new Node();
node2.Id = 2;
node2.Latitude = 1;
node2.Longitude = 0;
var node3 = new Node();
node3.Id = 3;
node3.Latitude = 0;
node3.Longitude = 1;
var way = new Way();
way.Id = 1;
way.Nodes = new List<long>();
way.Nodes.Add(1);
way.Nodes.Add(2);
way.Nodes.Add(3);
way.Nodes.Add(1);
way.Tags = new TagsCollection();
way.Tags.Add("area", "yes");
var source = new MemoryDataSource();
source.AddNode(node1);
source.AddNode(node2);
source.AddNode(node3);
source.AddWay(way);
// the use of natural=water implies an area-type.
var interpreter = new SimpleFeatureInterpreter();
var features = interpreter.Interpret(way, source);
Assert.IsNotNull(features);
Assert.AreEqual(1, features.Count);
var feature = features[0];
Assert.IsInstanceOf<LineairRing>(feature.Geometry);
Assert.IsTrue(feature.Attributes.ContainsKeyValue("area", "yes"));
}