/// <summary>
/// Returns the data associated with all the geometries that are intersected by 'geom'
///
/// Note! The table added should be named according to the LayerName!
/// </summary>
/// <param name="geometry">Geometry to intersect with</param>
/// <param name="ds">FeatureDataSet to fill data into</param>
public void ExecuteIntersectionQuery(IGeometry geometry, FeatureDataSet ds)
{
if (CoordinateTransformation != null)
{
#if !DotSpatialProjection
geometry = GeometryTransform.TransformGeometry(geometry, CoordinateTransformation.MathTransform.Inverse(), geometry.Factory);
#else
geometry = GeometryTransform.TransformGeometry(geometry, CoordinateTransformation.Target, CoordinateTransformation.Source, CoordinateTransformation.TargetFactory);
#endif
}
DataSource.ExecuteIntersectionQuery(geometry, ds);
if (ds.Tables.Count > 0)
{
ds.Tables[0].TableName = LayerName;
}
}
/// <summary>
/// Returns the data associated with all the geometries that are intersected by 'geom'
///
/// Note! The table added should be named according to the LayerName!
/// </summary>
/// <param name="box">Bounding box to intersect with</param>
/// <param name="ds">FeatureDataSet to fill data into</param>
public void ExecuteIntersectionQuery(Envelope box, FeatureDataSet ds)
{
if (CoordinateTransformation != null)
{
#if !DotSpatialProjection
box = GeometryTransform.TransformBox(box, CoordinateTransformation.MathTransform.Inverse());
#else
box = GeometryTransform.TransformBox(box, CoordinateTransformation.Target, CoordinateTransformation.Source);
#endif
}
DataSource.ExecuteIntersectionQuery(box, ds);
if (ds.Tables.Count > 0)
{
ds.Tables[0].TableName = LayerName;
}
}
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();
}
private void FormMovingObjectOverTileLayer_Load(object sender, EventArgs e)
{
//Lisbon...
#if DotSpatialProjections
var mathTransform = LayerTools.Wgs84toGoogleMercator;
SharpMap.Geometries.BoundingBox geom = GeometryTransform.TransformBox(
new SharpMap.Geometries.BoundingBox(-9.205626, 38.690993, -9.123736, 38.740837),
mathTransform.Source, mathTransform.Target);
#else
var mathTransform = LayerTools.Wgs84toGoogleMercator.MathTransform;
SharpMap.Geometries.BoundingBox geom = GeometryTransform.TransformBox(
new SharpMap.Geometries.BoundingBox(-9.205626, 38.690993, -9.123736, 38.740837),
mathTransform);
#endif
//Google Background
TileAsyncLayer bingLayer = new TileAsyncLayer(new BingTileSource(BingRequest.UrlBing, "", BingMapType.Roads), "TileLayer - Bing");
this.mapBox1.Map.BackgroundLayer.Add(bingLayer);
//Adds a static layer
VectorLayer staticLayer = new VectorLayer("Fixed Marker");
//position = geom.GetCentroid();
List <SharpMap.Geometries.Geometry> aux = new List <SharpMap.Geometries.Geometry>();
aux.Add(geom.GetCentroid());
staticLayer.Style.Symbol = Resources.PumpSmall;
SharpMap.Data.Providers.GeometryProvider geoProviderFixed = new SharpMap.Data.Providers.GeometryProvider(aux);
staticLayer.DataSource = geoProviderFixed;
this.mapBox1.Map.Layers.Add(staticLayer);
//Adds a moving variable layer
VectorLayer pushPinLayer = new VectorLayer("PushPins");
position = geom.GetCentroid();
geos.Add(position);
pushPinLayer.Style.Symbol = Resources.OutfallSmall;
SharpMap.Data.Providers.GeometryProvider geoProvider = new SharpMap.Data.Providers.GeometryProvider(geos);
pushPinLayer.DataSource = geoProvider;
this.mapBox1.Map.VariableLayers.Add(pushPinLayer);
this.mapBox1.Map.ZoomToBox(geom);
this.mapBox1.Refresh();
}
private void FormDemoDrawGeometries_Load(object sender, EventArgs e)
{
//this.mapBox1.Map = ShapefileSample.InitializeMap(0);
//Google Background
TileAsyncLayer bingLayer = new TileAsyncLayer(new BingTileSource(BingRequest.UrlBing, "", BingMapType.Roads), "TileLayer - Bing");
this.mapBox1.Map.BackgroundLayer.Add(bingLayer);
SharpMap.Layers.VectorLayer vl = new VectorLayer("My Geometries");
geoProvider = new SharpMap.Data.Providers.GeometryProvider(new List <SharpMap.Geometries.Geometry>());
vl.DataSource = geoProvider;
this.mapBox1.Map.Layers.Add(vl);
/*
* SharpMap.Geometries.BoundingBox geom =
* ProjNet.CoordinateSystems.Transformations.GeometryTransform.TransformBox(
* new SharpMap.Geometries.BoundingBox(-9.205626, 38.690993, -9.123736, 38.740837),
* LayerTools.Wgs84toGoogleMercator.MathTransform);
*/
#if DotSpatialProjections
var mathTransform = LayerTools.Wgs84toGoogleMercator;
SharpMap.Geometries.BoundingBox geom = GeometryTransform.TransformBox(
new SharpMap.Geometries.BoundingBox(-9.205626, 38.690993, -9.123736, 38.740837),
mathTransform.Source, mathTransform.Target);
#else
var mathTransform = LayerTools.Wgs84toGoogleMercator.MathTransform;
SharpMap.Geometries.BoundingBox geom = GeometryTransform.TransformBox(
new SharpMap.Geometries.BoundingBox(-9.205626, 38.690993, -9.123736, 38.740837),
mathTransform);
#endif
this.mapBox1.Map.ZoomToExtents(); //(geom);
this.mapBox1.Refresh();
this.mapBox1.GeometryDefined += new SharpMap.Forms.MapBox.GeometryDefinedHandler(mapBox1_GeometryDefined);
this.mapBox1.ActiveToolChanged += new SharpMap.Forms.MapBox.ActiveToolChangedHandler(mapBox1_ActiveToolChanged);
this.mapBox1.MouseMove += new SharpMap.Forms.MapBox.MouseEventHandler(mapBox1_MouseMove);
}
private void DrawPoints(Map map, IEnumerable <DataRow> features, Bitmap dot, Bitmap image)
{
var size = new Size(dot.Width, dot.Height);
foreach (FeatureDataRow row in features)
{
var heatValue = HeatValueComputer(row);
if (heatValue <= 0)
{
continue;
}
if (heatValue >= 1f)
{
heatValue = 1;
}
var c = row.Geometry.PointOnSurface.Coordinate;
if (CoordinateTransformation != null)
{
#if !DotSpatialProjection
c = GeometryTransform.TransformCoordinate(c, CoordinateTransformation.MathTransform);
#else
c = GeometryTransform.TransformCoordinate(c, CoordinateTransformation.Source, CoordinateTransformation.Target);
#endif
}
var posF = map.WorldToImage(c);
var pos = Point.Round(posF);
//var pos = Point.Round(PointF.Subtract(posF, halfSize));
using (var tmpDot = ApplyHeatValueToImage(dot, heatValue))
{
ImageBlender.BlendImages(image, pos.X, pos.Y, size.Width, size.Height,
tmpDot, 0, 0, BlendOperation.BlendMultiply);
}
}
}
