本文整理汇总了C#中NetTopologySuite.Geometries.GeometryFactory.CreatePoint方法的典型用法代码示例。如果您正苦于以下问题:C# GeometryFactory.CreatePoint方法的具体用法?C# GeometryFactory.CreatePoint怎么用?C# GeometryFactory.CreatePoint使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类NetTopologySuite.Geometries.GeometryFactory
的用法示例。
在下文中一共展示了GeometryFactory.CreatePoint方法的10个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的C#代码示例。
示例1: main
public static void main(string[] args)
{
// create a factory using default values (e.g. floating precision)
GeometryFactory fact = new GeometryFactory();
IPoint p1 = fact.CreatePoint(new Coordinate(0, 0));
Console.WriteLine(p1);
IPoint p2 = fact.CreatePoint(new Coordinate(1, 1));
Console.WriteLine(p1);
IMultiPoint mpt = fact.CreateMultiPoint(new Coordinate[]{ new Coordinate(0, 0), new Coordinate(1, 1), });
Console.WriteLine(mpt);
}
示例2: FormMovingObjectOverTileLayer_Load
private void FormMovingObjectOverTileLayer_Load(object sender, EventArgs e)
{
//Lisbon...
#if DotSpatialProjections
var mathTransform = LayerTools.Wgs84toGoogleMercator;
var geom = GeometryTransform.TransformBox(
new Envelope(-9.205626, -9.123736, 38.690993, 38.740837),
mathTransform.Source, mathTransform.Target);
#else
var mathTransform = LayerTools.Wgs84toGoogleMercator.MathTransform;
GeoAPI.Geometries.Envelope geom = GeometryTransform.TransformBox(
new Envelope(-9.205626, -9.123736, 38.690993, 38.740837),
mathTransform);
#endif
//Google Background
TileAsyncLayer layer2 = new TileAsyncLayer(new OsmTileSource(), "TileLayer - OSM");
this.mapBox1.Map.BackgroundLayer.Add(layer2);
var gf = new GeometryFactory(new PrecisionModel(), 3857);
//Adds a static layer
var staticLayer = new VectorLayer("Fixed Marker");
//position = geom.GetCentroid();
var aux = new List<IGeometry>();
aux.Add(gf.CreatePoint(geom.Centre));
staticLayer.Style.Symbol = Resources.PumpSmall;
var geoProviderFixed = new SharpMap.Data.Providers.FeatureProvider(aux);
staticLayer.DataSource = geoProviderFixed;
this.mapBox1.Map.Layers.Add(staticLayer);
//Adds a moving variable layer
VectorLayer pushPinLayer = new VectorLayer("PushPins");
position = geom.Centre;
geos.Add(gf.CreatePoint(position));
pushPinLayer.Style.Symbol = Resources.OutfallSmall;
var geoProvider = new SharpMap.Data.Providers.FeatureProvider(geos);
pushPinLayer.DataSource = geoProvider;
this.mapBox1.Map.VariableLayers.Add(pushPinLayer);
this.mapBox1.Map.ZoomToBox(geom);
this.mapBox1.Refresh();
}
示例3: Form2_Load
private void Form2_Load(object sender, EventArgs e)
{
//TileAsyncLayer osmLayer= new TileAsyncLayer(new OsmTileSource(), "TileLayer - OSM");
TileAsyncLayer bingLayer = new TileAsyncLayer(new BingTileSource(BingRequest.UrlBing, "", BingMapType.Roads), "TileLayer - Bing");
this.mapBox1.Map.BackgroundLayer.Add(bingLayer);
GeometryFactory gf = new GeometryFactory(new PrecisionModel(), 3857);
#if DotSpatialProjections
var mathTransform = LayerTools.Wgs84toGoogleMercator;
var geom = GeometryTransform.TransformBox(
new Envelope(-9.205626, -9.123736, 38.690993, 38.740837),
mathTransform.Source, mathTransform.Target);
#else
IMathTransform mathTransform = LayerTools.Wgs84toGoogleMercator.MathTransform;
Envelope geom = GeometryTransform.TransformBox(
new Envelope(-9.205626, -9.123736, 38.690993, 38.740837),
mathTransform);
#endif
//Adds a pushpin layer
VectorLayer pushPinLayer = new VectorLayer("PushPins");
List<IGeometry> geos = new List<IGeometry>();
geos.Add(gf.CreatePoint(geom.Centre));
var geoProvider = new FeatureProvider(geos);
pushPinLayer.DataSource = geoProvider;
//this.mapBox1.Map.Layers.Add(pushPinLayer);
this.mapBox1.Map.ZoomToBox(geom);
this.mapBox1.Map.Zoom = 8500;
this.mapBox1.Refresh();
}
示例4: TestCopyGeometryWithNonDefaultDimension
public void TestCopyGeometryWithNonDefaultDimension()
{
GeometryFactory gf = new GeometryFactory(CoordinateArraySequenceFactory.Instance);
ICoordinateSequence mpSeq = gf.CoordinateSequenceFactory.Create(1, 2);
mpSeq.SetOrdinate(0, Ordinate.X, 50);
mpSeq.SetOrdinate(0, Ordinate.Y, -2);
IPoint g = gf.CreatePoint(mpSeq);
IPoint geometryN = (IPoint)g.GetGeometryN(0);
ICoordinateSequence gSeq = geometryN.CoordinateSequence;
Assert.AreEqual(2, gSeq.Dimension);
IPoint g2 = (IPoint)Factory.CreateGeometry(g);
ICoordinateSequence g2Seq = g2.CoordinateSequence;
Assert.AreEqual(2, g2Seq.Dimension);
}
示例5: CreateGeometryLayer
public VectorLayer CreateGeometryLayer()
{
var gf = new NetTopologySuite.Geometries.GeometryFactory();
var fdt = new FeatureDataTable();
fdt.Columns.Add(new DataColumn("Name", typeof (String)));
fdt.BeginLoadData();
var fdr = (FeatureDataRow)fdt.LoadDataRow(new[] {(object) "Mayence"}, true);
fdr.Geometry = gf.CreatePoint(new Point(8.1, 50.0));
fdt.EndLoadData();
var vLayer = new VectorLayer("GeometryProvider");
vLayer.DataSource = new FeatureProvider(fdt);
vLayer.SRID = 4326;
return vLayer;
}
示例6: TestReadLargeNumbers
public void TestReadLargeNumbers()
{
var precisionModel = new PrecisionModel(1E9);
var geometryFactory = new GeometryFactory(precisionModel, 0);
var reader = new WKTReader(geometryFactory);
var point1 = reader.Read("POINT (123456789.01234567890 10)");
var point2 = geometryFactory.CreatePoint(new Coordinate(123456789.01234567890, 10));
Assert.AreEqual(point1.Coordinate.X, point2.Coordinate.X, 1E-7);
Assert.AreEqual(point1.Coordinate.Y, point2.Coordinate.Y, 1E-7);
}
示例7: TestWrite3D
public void TestWrite3D()
{
IGeometryFactory geometryFactory = new GeometryFactory();
IPoint point = geometryFactory.CreatePoint(new Coordinate(1, 1, 1));
String wkt = _writer3D.Write(point);
Assert.AreEqual("POINT (1 1 1)", wkt);
}
示例8: TestWriteLargeNumbers3
public void TestWriteLargeNumbers3()
{
IPrecisionModel precisionModel = new PrecisionModel(1E9);
IGeometryFactory geometryFactory = new GeometryFactory(precisionModel, 0);
IPoint point1 = geometryFactory.CreatePoint(new Coordinate(123456789012345678000000E9d, 10E9));
Assert.AreEqual(123456789012345690000000000000000d, point1.X);
Assert.AreEqual(10000000000d, point1.Y);
Assert.AreNotEqual("POINT (123456789012345690000000000000000 10000000000)", point1.AsText());
Assert.AreEqual("POINT (123456789012346000000000000000000 10000000000)", point1.AsText());
}
示例9: TestWriteLargeNumbers2
public void TestWriteLargeNumbers2()
{
IPrecisionModel precisionModel = new PrecisionModel(1E9);
IGeometryFactory geometryFactory = new GeometryFactory(precisionModel, 0);
IPoint point1 = geometryFactory.CreatePoint(new Coordinate(1234d, 10E9));
Assert.AreEqual("POINT (1234 10000000000)", point1.AsText());
}
示例10: AddVectorLayers
/// <summary>
/// /// Add a list of vector layers to the map.
/// </summary>
/// <param name="vectorLayers"></param>
public void AddVectorLayers(List<FeatureInfo> vectorLayers)
{
int counter = 0;
if (vectorLayers == null) return;
vectorLayers.ForEach(layer => {
VectorLayer vectorLayer = new VectorLayer("VectorLayer-" + counter);
GeometryFactory factory = new GeometryFactory();
List<IGeometry> geometries = new List<IGeometry>();
FeatureDataTable featureData = new FeatureDataTable();
featureData.Columns.Add("text", typeof(String));
featureData.Columns.Add("style", typeof(MapExport.Style));
layer.features.ForEach(feature =>
{
FeatureDataRow dataRow = featureData.NewRow();
dataRow["text"] = feature.attributes.text;
dataRow["style"] = feature.attributes.style;
List<GeoAPI.Geometries.Coordinate> vertices = new List<GeoAPI.Geometries.Coordinate>();
feature.coordinates.ForEach(coordinate =>
{
double x = coordinate[0];
double y = coordinate[1];
vertices.Add((new GeoAPI.Geometries.Coordinate(x, y)));
});
switch (feature.type)
{
case "Text":
case "Point":
if (vertices.Count > 0)
{
var point = factory.CreatePoint(new GeoAPI.Geometries.Coordinate(vertices[0]));
dataRow.Geometry = point;
}
break;
case "LineString":
var lineString = factory.CreateLineString(vertices.ToArray());
dataRow.Geometry = lineString;
break;
case "Polygon":
var polygon = factory.CreatePolygon(vertices.ToArray());
dataRow.Geometry = polygon;
break;
}
featureData.AddRow(dataRow);
});
vectorLayer.DataSource = new SharpMap.Data.Providers.GeometryFeatureProvider(featureData);
//vectorLayer.DataSource = new SharpMap.Data.Providers.FeatureProvider(featureData);
//vectorLayer.Theme = new CustomTheme(GetFeatureStyle);
vectorLayer.Theme = new CustomTheme(GetFeatureStyle);
map.Layers.Add(vectorLayer);
LabelLayer labels = new LabelLayer("Labels");
labels.DataSource = vectorLayer.DataSource;
labels.Enabled = true;
labels.LabelColumn = "text";
labels.Theme = new CustomTheme(GetLabelStyle);
labels.TextRenderingHint = System.Drawing.Text.TextRenderingHint.AntiAlias;
labels.SmoothingMode = SmoothingMode.HighQuality;
labels.SRID = vectorLayer.SRID;
map.Layers.Add(labels);
counter++;
});
}