public Element(IElementSet set, int nElement) { Identity = new Identity(set.GetElementId(nElement)); int nV = set.GetVertexCount(nElement); int nF = set.GetFaceCount(nElement); X = new double[nV]; Y = new double[nV]; if (set.HasZ) Z = new double[nV]; if (set.HasM) M = new double[nV]; for (int n = 0; n < nV; ++n) { X[n] = set.GetVertexXCoordinate(nElement, n); Y[n] = set.GetVertexYCoordinate(nElement, n); if (set.HasZ) Z[n] = set.GetVertexZCoordinate(nElement, n); if (set.HasM) M[n] = set.GetVertexMCoordinate(nElement, n); } if (nF > 0) { Faces = new int[nF][]; for (int n = 0; n < nF; ++n) Faces[n] = set.GetFaceVertexIndices(nElement, n); } }
/// <summary> /// Copy constructor /// </summary> /// <param name="source">The element set to copy</param> public ElementSet(IElementSet source) { _description = source.Description; _caption = source.Caption; _elementType = source.ElementType; _spatialReferenceWKT = source.SpatialReferenceSystemWkt; for (int i = 0; i < source.ElementCount; i++) { Element element = new Element(source.GetElementId(i).Id); for (int j = 0; j < source.GetVertexCount(i); j++) { Coordinate vertex = new Coordinate(source.GetVertexXCoordinate(i, j), source.GetVertexYCoordinate(i, j), source.GetVertexZCoordinate(i, j)); element.AddVertex(vertex); } elements.Add(element); } }
//=============================================================================================== //CheckElementSet(IElementSet elementSet): void static //=============================================================================================== /// <summary> /// Static method that validates an object with an IElementSet interface. The method /// raises an Exception in case IElementSet does not describe a valid ElementSet. /// The checks made are: /// <p>ElementType: Check</p> /// <p>XYPoint: Only one vertex in each element.</p> /// <p>XYPolyline: At least two vertices in each element.</p> /// <p> All line segments in each element has length > 0</p> /// <p>XYPolygon: At least three vertices in each element.</p> /// <p> Area of each element is larger than 0</p> /// <p> All line segments in each element has length > 0</p> /// <p> No line segments within an element crosses.</p> /// </summary> /// /// <param name="elementSet">Object that implement the IElementSet interface</param> /// /// <returns> /// The method has no return value. /// </returns> public static void CheckElementSet(IElementSet elementSet) { try { if (elementSet.ElementType == ElementType.Point) { for (int i = 0; i < elementSet.ElementCount; i++) { try { if (elementSet.GetVertexCount(i) != 1) { throw new System.Exception("Number of vertices in point element is different from 1."); } } catch (System.Exception e) { throw new System.Exception("ElementID = " + elementSet.GetElementId(i), e); } } } else if (elementSet.ElementType == ElementType.PolyLine) { for (int i = 0; i < elementSet.ElementCount; i++) { try { XYPolyline xypolyline = new XYPolyline(); for (int j = 0; j < elementSet.GetVertexCount(i); j++) { XYPoint xypoint = new XYPoint(elementSet.GetVertexXCoordinate(i, j), elementSet.GetVertexYCoordinate(i, j)); xypolyline.Points.Add(xypoint); } xypolyline.Validate(); } catch (System.Exception e) { throw new System.Exception("ElementID = " + elementSet.GetElementId(i), e); } } } else if (elementSet.ElementType == ElementType.Polygon) { for (int i = 0; i < elementSet.ElementCount; i++) { try { XYPolygon xypolygon = new XYPolygon(); for (int j = 0; j < elementSet.GetVertexCount(i); j++) { XYPoint xypoint = new XYPoint(elementSet.GetVertexXCoordinate(i, j), elementSet.GetVertexYCoordinate(i, j)); xypolygon.Points.Add(xypoint); } xypolygon.Validate(); } catch (System.Exception e) { throw new System.Exception("ElementID = " + elementSet.GetElementId(i), e); } } } } catch (System.Exception e) { throw new System.Exception("ElementSet with ID = " + elementSet.Caption + " is invalid", e); } }
private void panelViewer_MouseMove(object sender, System.Windows.Forms.MouseEventArgs e) { // write x and y coordinates double x = ((e.X - _margin) / _scale) + _minX; double y = _minY - (e.Y + _margin - panelViewer.ClientSize.Height) / _scale; if (_scale != double.MaxValue) { this.label3.Text = "(" + x.ToString("F3") + ", " + y.ToString("F3") + ")"; } else { this.label3.Text = ""; } // write elementSet ID and element index this.label4.Text = " "; this.label7.Text = " "; this.label8.Text = " "; this.label9.Text = " "; this.label10.Text = " "; this.label11.Text = " "; for (int elementSetNumber = 0; elementSetNumber < this._elementSets.Count; elementSetNumber++) { string elementID = " "; int elementIndex = -9; double distance = 10e30; IElementSet elementSet = (IElementSet)_elementSets[elementSetNumber]; if (elementSetNumber == 0) { this.label7.Text = elementSet.Caption.Substring(0, Math.Min(20, elementSet.Caption.Length)); } if (elementSetNumber == 1) { this.label9.Text = elementSet.Caption.Substring(0, Math.Min(20, elementSet.Caption.Length)); } for (int index = 0; index < elementSet.ElementCount; index++) { if (((IElementSet)_elementSets[elementSetNumber]).ElementType == ElementType.Polygon) { XYPolygon xyPolygon = new XYPolygon(); for (int i = 0; i < elementSet.GetVertexCount(index); i++) { xyPolygon.Points.Add(new XYPoint(elementSet.GetVertexXCoordinate(index, i), elementSet.GetVertexYCoordinate(index, i))); } if (XYGeometryTools.IsPointInPolygon(x, y, xyPolygon)) { elementID = elementSet.GetElementId(index).Id; elementIndex = index; } } if (((IElementSet)_elementSets[elementSetNumber]).ElementType == ElementType.PolyLine) { XYPolyline xyPolyline = new XYPolyline(); for (int i = 0; i < elementSet.GetVertexCount(index); i++) { xyPolyline.Points.Add(new XYPoint(elementSet.GetVertexXCoordinate(index, i), elementSet.GetVertexYCoordinate(index, i))); } double xx = XYGeometryTools.CalculatePolylineToPointDistance(xyPolyline, new XYPoint(x, y)); if (xx < distance) { distance = xx; if (xx < 0.3 * xyPolyline.GetLength()) { elementIndex = index; elementID = elementSet.GetElementId(index).Id; } } } if (elementSetNumber == 0 && elementIndex >= 0) { this.label4.Text = "Index: " + elementIndex.ToString(); this.label8.Text = "ID: " + elementID.Substring(0, Math.Min(17, elementID.Length)); } if (elementSetNumber == 1 && elementIndex >= 0) { this.label10.Text = "Index: " + elementIndex.ToString(); this.label11.Text = "ID: " + elementID.Substring(0, Math.Min(17, elementID.Length)); } } } }
public override void UpdateGeometry(IElementSet elementSetEdits) { Contract.Requires(UpdateGeometryAvailable(elementSetEdits), "updateGeometryAvailable(elementSetEdits)"); Ids = new IIdentifiable[elementSetEdits.ElementCount]; for (int n = 0; n < elementSetEdits.ElementCount; ++n) Ids[n] = new Identity(elementSetEdits.GetElementId(n)); Version = elementSetEdits.Version; ElementType = elementSetEdits.ElementType; SpatialReferenceSystemWkt = elementSetEdits.SpatialReferenceSystemWkt; ElementCount = elementSetEdits.ElementCount; }
/// <summary> /// Static method that validates an object with an IElementSet interface. The method /// raises an Exception in case IElementSet does not describe a valid ElementSet. /// The checks made are: /// <p>ElementType: Check</p> /// <p>XYPoint: Only one vertex in each element.</p> /// <p>XYPolyline: At least two vertices in each element.</p> /// <p> All line segments in each element has length > 0</p> /// <p>XYPolygon: At least three vertices in each element.</p> /// <p> Area of each element is larger than 0</p> /// <p> All line segments in each element has length > 0</p> /// <p> No line segments within an element crosses.</p> /// </summary> /// /// <param name="elementSet">Object that implement the IElementSet interface</param> /// /// <returns> /// The method has no return value. /// </returns> public static void CheckElementSet(IElementSet elementSet) { try { if (elementSet.ElementType == ElementType.Point) { for (int i = 0; i < elementSet.ElementCount; i++) { try { if (elementSet.GetVertexCount(i) != 1) { throw new System.Exception("Number of vertices in point element is different from 1."); } } catch (System.Exception e) { throw new System.Exception("ElementID = " + elementSet.GetElementId(i), e); } } } else if (elementSet.ElementType == ElementType.PolyLine) { for (int i = 0; i < elementSet.ElementCount; i++) { try { XYPolyline xypolyline = new XYPolyline(); for (int j = 0; j < elementSet.GetVertexCount(i); j++) { Coordinate coordinate = new Coordinate(elementSet.GetVertexXCoordinate(i, j), elementSet.GetVertexYCoordinate(i, j), elementSet.GetVertexZCoordinate(i, j)); XYPoint xypoint = new XYPoint(coordinate.X, coordinate.Y); xypolyline.Points.Add(xypoint); } xypolyline.Validate(); } catch (System.Exception e) { throw new System.Exception("ElementID = " + elementSet.GetElementId(i), e); } } } else if (elementSet.ElementType == ElementType.Polygon) { for (int i = 0; i < elementSet.ElementCount; i++) { try { XYPolygon xypolygon = new XYPolygon(); for (int j = 0; j < elementSet.GetVertexCount(i); j++) { XYPoint xypoint = new XYPoint(elementSet.GetVertexXCoordinate(i, j), elementSet.GetVertexYCoordinate(i, j)); xypolygon.Points.Add(xypoint); } xypolygon.Validate(); } catch (System.Exception e) { throw new System.Exception("ElementID = " + elementSet.GetElementId(i), e); } } } } catch (System.Exception e) { throw new System.Exception("ElementSet with Caption = " + elementSet.Caption + " is invalid", e); } }