public void TestRelationMultipolygonAreaOneOuterTwoPartialInners()
{
MemoryDataSource source = new MemoryDataSource(
Node.Create(1, 0, 0),
Node.Create(2, 0, 1),
Node.Create(3, 1, 1),
Node.Create(4, 1, 0),
Node.Create(5, 0.25, 0.25),
Node.Create(6, 0.25, 0.40),
Node.Create(7, 0.40, 0.40),
Node.Create(8, 0.40, 0.25),
Way.Create(1, 1, 2, 3, 4, 1),
Way.Create(2, 5, 6, 7),
Way.Create(3, 7, 8, 5),
Relation.Create(1,
new TagsCollection(
Tag.Create("type", "multipolygon")),
RelationMember.Create(1, "outer", OsmGeoType.Way),
RelationMember.Create(2, "inner", OsmGeoType.Way),
RelationMember.Create(3, "inner", OsmGeoType.Way)));
GeometryInterpreter interpreter = new SimpleGeometryInterpreter();
GeometryCollection geometries = interpreter.Interpret(source.GetRelation(1), source);
Assert.IsNotNull(geometries);
Assert.AreEqual(1, geometries.Count);
Geometry geometry = geometries[0];
Assert.IsInstanceOf <Polygon>(geometry);
Polygon polygon = geometry as Polygon;
Assert.IsNotNull(polygon.Holes);
Assert.AreEqual(1, polygon.Holes.Count());
Assert.IsTrue(geometry.Attributes.ContainsKeyValue("type", "multipolygon"));
}
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 TagsCollection();
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"));
}
public void TestRelationMultipolygonAreaOneOuter()
{
// tests a multipolygon containing one 'outer' member.
MemoryDataSource source = new MemoryDataSource(
Node.Create(1, 0, 0),
Node.Create(2, 1, 0),
Node.Create(3, 0, 1),
Way.Create(1, 1, 2, 3, 1),
Relation.Create(1,
new TagsCollection(
Tag.Create("type", "multipolygon")),
RelationMember.Create(1, "outer", OsmGeoType.Way)));
GeometryInterpreter interpreter = new SimpleGeometryInterpreter();
GeometryCollection geometries = interpreter.Interpret(source.GetRelation(1), source);
Assert.IsNotNull(geometries);
Assert.AreEqual(1, geometries.Count);
Geometry geometry = geometries[0];
Assert.IsInstanceOf <LineairRing>(geometry);
Assert.IsTrue(geometry.Attributes.ContainsKeyValue("type", "multipolygon"));
}