public void TestRelationMultipolygonAreaOneOuter()
{
// tests a multipolygon containing one 'outer' member.
var 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)));
var interpreter = new SimpleFeatureInterpreter();
var features = interpreter.Interpret(source.GetRelation(1), source);
Assert.IsNotNull(features);
Assert.AreEqual(1, features.Count);
var feature = features[0];
Assert.IsInstanceOf<LineairRing>(feature.Geometry);
Assert.IsTrue(feature.Attributes.ContainsKeyValue("type", "multipolygon"));
}
public void TestRelationMultipolygonAreaOneOuterOneInner()
{
var 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, 8, 5),
Relation.Create(1,
new TagsCollection(
Tag.Create("type", "multipolygon")),
RelationMember.Create(1, "outer", OsmGeoType.Way),
RelationMember.Create(2, "inner", OsmGeoType.Way)));
var interpreter = new SimpleFeatureInterpreter();
var features = interpreter.Interpret(source.GetRelation(1), source);
Assert.IsNotNull(features);
Assert.AreEqual(1, features.Count);
var feature = features[0];
Assert.IsInstanceOf<Polygon>(feature.Geometry);
var polygon = feature.Geometry as Polygon;
Assert.IsNotNull(polygon.Holes);
Assert.AreEqual(1, polygon.Holes.Count());
Assert.IsTrue(feature.Attributes.ContainsKeyValue("type", "multipolygon"));
}
public void TestWayNaturalIsWaterArea()
{
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("natural", "water");
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("natural", "water"));
}