protected override void OnMouseUp(ESRI.ArcGIS.Desktop.AddIns.Tool.MouseEventArgs arg) { if (arg.Button == System.Windows.Forms.MouseButtons.Left) { GeographicCoordinates geographicCoordinates = new GeographicCoordinates(ArcGlobe.Globe, arg.X, arg.Y); SpatialReferenceFactory spatialReferenceFactory = new SpatialReferenceFactory((int)GeographicCoordinateSystem); PointGeometry pointGeometry = new PointGeometry(geographicCoordinates.Longitude, geographicCoordinates.Latitude, geographicCoordinates.AltitudeInKilometers, spatialReferenceFactory.SpatialReference); PointElement pointElement = new PointElement(pointGeometry.Geometry, PointElementSize, PointElementStyle); TableOfContents tableOfContents = new TableOfContents(ArcGlobe.Globe); if (!tableOfContents.LayerExists(GraphicsLayerName)) { tableOfContents.ConstructLayer(GraphicsLayerName); } Layer layer = new Layer(tableOfContents[GraphicsLayerName]); layer.AddElement(pointElement.Element, pointElement.ElementProperties); ArcGlobe.Globe.GlobeDisplay.RefreshViewers(); } }
protected override void OnMouseDown(ESRI.ArcGIS.Desktop.AddIns.Tool.MouseEventArgs arg) { if (arg.Button == MouseButtons.Left) { GeographicCoordinates geographicCoordinates = new GeographicCoordinates(ArcGlobe.Globe, arg.X, arg.Y); SpatialReferenceFactory spatialReferenceFactory = new SpatialReferenceFactory((int)GeographicCoordinateSystem); PointGeometry pointGeometry = new PointGeometry(geographicCoordinates.Longitude, geographicCoordinates.Latitude, geographicCoordinates.AltitudeInKilometers, spatialReferenceFactory.SpatialReference); if (_polygonGeometry == null) { _polygonGeometry = new PolygonGeometry(spatialReferenceFactory.SpatialReference); } _polygonGeometry.AddPoint(pointGeometry.Geometry as IPoint); TableOfContents tableOfContents = new TableOfContents(ArcGlobe.Globe); if (!tableOfContents.LayerExists(GraphicsLayerName)) { tableOfContents.ConstructLayer(GraphicsLayerName); } Layer layer = new Layer(tableOfContents[GraphicsLayerName]); if (_polygonGeometry.PointCount == 1) { PointElement pointElement = new PointElement(pointGeometry.Geometry, PointElementSize, PointElementStyle); layer.AddElement(pointElement.Element, pointElement.ElementProperties); } else { layer.RemoveElement(layer.ElementCount - 1); PolylineGeometry polylineGeometry = new PolylineGeometry(_polygonGeometry.Geometry); PolylineElement polylineElement = new PolylineElement(polylineGeometry.Geometry, PolylineElementWidth, PolylineElementStyle); layer.AddElement(polylineElement.Element, polylineElement.ElementProperties); } ArcGlobe.Globe.GlobeDisplay.RefreshViewers(); } }