/// <summary> /// 写入多边形线节点(非引用线图层) /// </summary> /// <param name="pVCTFile">VCT文件对象</param> public void WritePolygonLineNodes(VCTFile pVCTFile) { if (this.m_pOleDbConnection != null && m_pOleDbConnection.State == ConnectionState.Open) { LineNodeExTable pLineNodeExTable = new LineNodeExTable(m_pOleDbConnection); //只写入正向线节点 string strWhere = pLineNodeExTable.FieldName_IsFromLine + "=-1 And " + pLineNodeExTable.FieldName_IsReverse + "=-1 And " + pLineNodeExTable.FieldName_EntityID + "<>0"; //按标识码、在面的边界线集合中的索引排序 string strLineNodeExOrderBy = pLineNodeExTable.FieldName_PolygonID + "," + pLineNodeExTable.FieldName_LineIndex; DataTable dataTable = pLineNodeExTable.GetRecords(strWhere, "", strLineNodeExOrderBy); LineNodeEx lineNode = null; LineNodeEx lineNodeCurrent = null; LineNodeEx lineNodeUp = null; //for (int i = 0; i < dataTable.Rows.Count; i++) while (dataTable.Rows.Count > 0) { for (int i = 0; i < dataTable.Rows.Count; i++) { lineNodeCurrent = new LineNodeEx(); //LineNode lineNodeTemp = lineNodeCurrent as LineNode; pLineNodeExTable.GetLineNodeByDataRow(dataTable.Rows[i], ref lineNodeCurrent, false); if (lineNode == null) { lineNode = lineNodeCurrent; } else { //判断当前线节点与上一线节点是否属于同一个面 if (lineNodeCurrent.PolygonID != lineNodeUp.PolygonID) { pVCTFile.WritePolygonLineNode(lineNode); lineNode = lineNodeCurrent; } else { if (lineNodeCurrent.EntityID == lineNode.EntityID) { lineNode.SegmentNodes.AddRange(lineNodeCurrent.SegmentNodes); } else { pVCTFile.WritePolygonLineNode(lineNode); lineNode = lineNodeCurrent; } } } lineNodeUp = lineNodeCurrent; } if (dataTable.Rows.Count < pLineNodeExTable.MaxRecordCount) break; dataTable = pLineNodeExTable.GetNextRecords(); } if (lineNode != null) pVCTFile.WritePolygonLineNode(lineNode); } }
/// <summary> /// 处理面图层中构面线与线图层(与面图层关联)中的线对象之间的关系 /// </summary> public void MatchPolygonToLine() { /* string strCommand =""; strCommand = "Update LineNodeEx,LineNode Set LineNodeEx.EntityID=LineNode.EntityID,LineNodeEx.IsFromLine='1' Where" +" (LineNodeEx.X1-LineNode.X1)<0.000001 and (LineNodeEx.X1-LineNode.X1)>-0.000001 " +"and (LineNodeEx.Y1-LineNode.Y1)<0.000001 and (LineNodeEx.Y1-LineNode.Y1)>-0.000001 " +"and (LineNodeEx.X2-LineNode.X2)<0.000001 and (LineNodeEx.X2-LineNode.X2)>-0.000001 " +"and (LineNodeEx.Y2-LineNode.Y2)<0.000001 and (LineNodeEx.Y2-LineNode.Y2)>-0.000001 and LineNodeEx.EntityID=-1"; pLineNodeExTable.ExecuteNonQuery(strCommand); strCommand = "Update LineNodeEx,LineNode Set LineNodeEx.EntityID=LineNode.EntityID,LineNodeEx.IsFromLine='1' Where" + "(LineNodeEx.X2-LineNode.X1)<0.000001 and (LineNodeEx.X2-LineNode.X1)>-0.000001 " + "and (LineNodeEx.Y2-LineNode.Y1)<0.000001 and (LineNodeEx.Y2-LineNode.Y1)>-0.000001 " + "and (LineNodeEx.X1-LineNode.X2)<0.000001 and (LineNodeEx.X1-LineNode.X2)>-0.000001 " + "and (LineNodeEx.Y1-LineNode.Y2)<0.000001 and (LineNodeEx.Y1-LineNode.Y2)>-0.000001 and LineNodeEx.EntityID=-1"; pLineNodeExTable.ExecuteNonQuery(strCommand); */ if (this.m_pOleDbConnection != null && m_pOleDbConnection.State == ConnectionState.Open) { LineNodeTable pLineNodeTable = new LineNodeTable(m_pOleDbConnection); //pLineNodeTable.MaxRecordCount = 500000; LineNodeExTable pLineNodeExTable = new LineNodeExTable(m_pOleDbConnection); //pLineNodeExTable.MaxRecordCount = 500000; MatchLineNodeTable pMatchLineNodeTable = new MatchLineNodeTable(m_pOleDbConnection, true, this.IsFirst); string strLineNodeExWhere = pLineNodeExTable.FieldName_EntityID + "=-1"; string strLineNodeExOrderBy = pLineNodeExTable.FieldName_X1 + "," + pLineNodeExTable.FieldName_Y1 + "," + pLineNodeExTable.FieldName_X2 + "," + pLineNodeExTable.FieldName_Y2 + "," + pLineNodeExTable.FieldName_EntityID; string strLineNodeWhere = pLineNodeTable.FieldName_EntityID + ">0"; string strLineNodeOrderBy = pLineNodeTable.FieldName_X1 + "," + pLineNodeTable.FieldName_Y1 + "," + pLineNodeTable.FieldName_X2 + "," + pLineNodeTable.FieldName_Y2 + "," + pLineNodeTable.FieldName_EntityID; DataTable dataTableLineNodeEx = pLineNodeExTable.GetRecords(strLineNodeExWhere, "", strLineNodeExOrderBy); DataTable dataTableLineNode = pLineNodeTable.GetRecords(strLineNodeWhere, "", strLineNodeOrderBy); if (dataTableLineNode.Rows.Count == 0 || dataTableLineNodeEx.Rows.Count == 0) return; //更新构面线的标识码 bool bNeedSave = false; int j = 0; int i = 0; int n = 0; while (dataTableLineNode.Rows.Count > 0) { for (i = 0; i < dataTableLineNode.Rows.Count; i++) { if (j == dataTableLineNodeEx.Rows.Count) break; LineNodeSimple lineNode = new LineNodeSimple(); pLineNodeTable.GetLineNodeByDataRow(dataTableLineNode.Rows[i], ref lineNode, false); while (dataTableLineNodeEx.Rows.Count > 0) { for (; j < dataTableLineNodeEx.Rows.Count; j++) { LineNodeSimple lineNodeEx = new LineNodeSimple(); pLineNodeExTable.GetLineNodeByDataRow(dataTableLineNodeEx.Rows[j], ref lineNodeEx, false); if (lineNode == lineNodeEx) { pMatchLineNodeTable.AddRow(lineNode.IndexID, lineNodeEx.IndexID, lineNode.EntityID); n++; //pLineNodeExTable.SetLineNodeFromLine(dataTableLineNodeEx.Rows[j], lineNode.EntityID, false); //if (bNeedSave == false) // bNeedSave = true; } else if (lineNode > lineNodeEx) { } else { break; } } if (j == dataTableLineNodeEx.Rows.Count) { if (dataTableLineNodeEx.Rows.Count < pLineNodeExTable.MaxRecordCount) break; dataTableLineNodeEx = pLineNodeExTable.GetNextRecords(); j = 0; } else break; } } if (n >= pMatchLineNodeTable.MaxRecordCount) { bNeedSave = true; pMatchLineNodeTable.Save(true); n = 0; } if (i == dataTableLineNode.Rows.Count) { if (dataTableLineNode.Rows.Count < pLineNodeTable.MaxRecordCount) break; dataTableLineNode = pLineNodeTable.GetNextRecords(); } else break; } if (n > 0) { bNeedSave = true; pMatchLineNodeTable.Save(true); n = 0; } if (bNeedSave == true) { string strCommand = "Update " + pLineNodeExTable.TableName_TempTable + "," + pMatchLineNodeTable.TableName_TempTable + " Set " + pLineNodeExTable.TableName_TempTable + "." + pLineNodeExTable.FieldName_EntityID + "=" + pMatchLineNodeTable.TableName_TempTable+"." + pMatchLineNodeTable.FieldName_EntityID + "," + pLineNodeExTable.FieldName_IsReverse + "=-1," + pLineNodeExTable.FieldName_IsFromLine + "=1" + " Where " + pLineNodeExTable.TableName_TempTable + "." + pLineNodeExTable.FieldName_LineNodeID + "=" + pMatchLineNodeTable.TableName_TempTable + "." + pMatchLineNodeTable.FieldName_LineExIndexID; pLineNodeExTable.ExecuteNonQuery(strCommand); bNeedSave = false; pMatchLineNodeTable = new MatchLineNodeTable(m_pOleDbConnection, true, false); } //反向 strLineNodeExOrderBy = pLineNodeExTable.FieldName_X2 + "," + pLineNodeExTable.FieldName_Y2 + "," + pLineNodeExTable.FieldName_X1 + "," + pLineNodeExTable.FieldName_Y1 + "," + pLineNodeExTable.FieldName_EntityID; //必须是未找到标识码的 strLineNodeExWhere = pLineNodeExTable.FieldName_EntityID + "=-1"; dataTableLineNodeEx = pLineNodeExTable.GetRecords(strLineNodeExWhere, "", strLineNodeExOrderBy); dataTableLineNode = pLineNodeTable.GetRecords(strLineNodeWhere, "", strLineNodeOrderBy); j = 0; while (dataTableLineNode.Rows.Count > 0) { for (i = 0; i < dataTableLineNode.Rows.Count; i++) { if (j == dataTableLineNodeEx.Rows.Count) break; LineNodeSimple lineNode = new LineNodeSimple(); pLineNodeTable.GetLineNodeByDataRow(dataTableLineNode.Rows[i], ref lineNode, false); while (dataTableLineNodeEx.Rows.Count > 0) { for (; j < dataTableLineNodeEx.Rows.Count; j++) { LineNodeSimple lineNodeEx = new LineNodeSimple(); pLineNodeExTable.GetLineNodeByDataRow(dataTableLineNodeEx.Rows[j], ref lineNodeEx, true); if (lineNodeEx.EntityID != -1) continue; if (lineNode == lineNodeEx) { pMatchLineNodeTable.AddRow(lineNode.IndexID, lineNodeEx.IndexID, lineNode.EntityID); n++; //pLineNodeExTable.SetLineNodeEntityID(dataTableLineNodeEx.Rows[j], lineNode.EntityID, true); //if (bNeedSave == false) // bNeedSave = true; } else if (lineNode > lineNodeEx) { } else { break; } } if (j == dataTableLineNodeEx.Rows.Count) { //if (bNeedSave == true) //{ // pLineNodeExTable.Save(false); //} if (dataTableLineNodeEx.Rows.Count < pLineNodeExTable.MaxRecordCount) break; //else // bNeedSave = false; dataTableLineNodeEx = pLineNodeExTable.GetNextRecords(); j = 0; } else break; } } if (n >= pMatchLineNodeTable.MaxRecordCount) { bNeedSave = true; pMatchLineNodeTable.Save(true); n = 0; } if (i == dataTableLineNode.Rows.Count) { if (dataTableLineNode.Rows.Count < pLineNodeTable.MaxRecordCount) break; dataTableLineNode = pLineNodeTable.GetNextRecords(); } else break; } if (n > 0) { bNeedSave = true; pMatchLineNodeTable.Save(true); } if (bNeedSave == true) { string strCommand = "Update " + pLineNodeExTable.TableName_TempTable + "," + pMatchLineNodeTable.TableName_TempTable + " Set " + pLineNodeExTable.TableName_TempTable + "." + pLineNodeExTable.FieldName_EntityID + "=" + pMatchLineNodeTable.TableName_TempTable + "." + pMatchLineNodeTable.FieldName_EntityID + "," + pLineNodeExTable.FieldName_IsReverse + "=1," + pLineNodeExTable.FieldName_IsFromLine + "=1" + " Where " + pLineNodeExTable.TableName_TempTable + "." + pLineNodeExTable.FieldName_LineNodeID + "=" + pMatchLineNodeTable.TableName_TempTable + "." + pMatchLineNodeTable.FieldName_LineExIndexID; pLineNodeExTable.ExecuteNonQuery(strCommand); } /* * 匹配条件不正确,FieldName_EntityID重复 //更新成对索引 strCommand = "Update " + pLineNodeExTable.TableName_TempTable + " As a," + pLineNodeExTable.TableName_TempTable + " As b Set a." + pLineNodeExTable.FieldName_OrtherLineNodeID + "=b." + pLineNodeExTable.FieldName_LineNodeID //+ ",b." + pLineNodeExTable.FieldName_OrtherLineNodeID + "=a." + pLineNodeExTable.FieldName_LineNodeID + " Where a." + pLineNodeExTable.FieldName_EntityID + ">0 And a." + pLineNodeExTable.FieldName_EntityID + "=b." + pLineNodeExTable.FieldName_EntityID; pLineNodeExTable.ExecuteNonQuery(strCommand); * */ } }
//public void UpdatePolygonClosedLineNode(LineNodeExTable pLineNodeExTable, int nBeginIndex, int nEndIndex/*, DataTable dataTable, DataTable dataTableTemp, LineNodeExTable pLineNodeExTableTemp*/) //{ ////LineNode lineNodeTemp = null; //for (int j = nBeginIndex; j < nEndIndex; j++) //{ // LineNodeEx lineNode = new LineNodeEx(); // LineNodeEx lineNodeOther = null; // //lineNodeTemp = lineNode as LineNode; // pLineNodeExTable.GetLineNodeByDataRow(dataTable.Rows[j], ref lineNode, false); // if (lineNode.OrtherIndexID > -1 && lineNode.OrtherIndexID < dataTableTemp.Rows.Count) // { // lineNodeOther = new LineNodeEx(); // //lineNodeTemp = lineNodeOther as LineNode; // pLineNodeExTableTemp.GetLineNodeByDataRow(dataTableTemp.Rows[lineNode.OrtherIndexID], ref lineNodeOther, false); // } // else // lineNodeOther = null; // pLineNodeExTable.ReverseLineNode(dataTable.Rows[j]); // pLineNodeExTableTemp.ReverseLineNode(dataTableTemp.Rows[lineNode.OrtherIndexID]); //} //} /// <summary> /// 处理自闭合线问题(在不同面中的顺序不一致) /// </summary> public void UpdateClosedLineNode() { if (this.m_pOleDbConnection != null && m_pOleDbConnection.State == ConnectionState.Open) { ReverseLineNodeTable reverseLineNodeTable = new ReverseLineNodeTable(m_pOleDbConnection, true, false); LineNodeExTable pLineNodeExTable = new LineNodeExTable(m_pOleDbConnection); string strLineNodeExOrderBy = pLineNodeExTable.FieldName_PolygonID + "," + pLineNodeExTable.FieldName_LineIndex; string strWhere = pLineNodeExTable.FieldName_IsFromLine + "=-1 And " + pLineNodeExTable.FieldName_IsReverse + "=-1 And " + pLineNodeExTable.FieldName_OrtherLineNodeID + ">-1"; DataTable dataTable = pLineNodeExTable.GetRecords(strWhere, "", strLineNodeExOrderBy); List<LineNodeEx> arrLineNodeEx = new List<LineNodeEx>(); LineNodeEx lineNodeUp = null; LineNodeEx lineNodeCurrent = null; bool bNeedSave = false; int nReverseCount = 0; bool bAdded = false; while (dataTable.Rows.Count > 0) { for (int i = 0; i < dataTable.Rows.Count; i++) { lineNodeCurrent = new LineNodeEx(); pLineNodeExTable.GetLineNodeByDataRow(dataTable.Rows[i], ref lineNodeCurrent, false); bAdded = false; //是否需要处理(方向未反向,标识码一致且同属于另一个面) //if (lineNodeCurrent.IsReverse == false) //{ //if (lineNodeCurrent.OrtherIndexID > -1) //{ if (lineNodeUp == null || (lineNodeCurrent.EntityID == lineNodeUp.EntityID)) { arrLineNodeEx.Add(lineNodeCurrent); bAdded = true; } //} //} if (bAdded == true) { if (lineNodeUp != null) { //判断当前线节点与上一线节点是否属于同一个面 if (lineNodeCurrent.PolygonID != lineNodeUp.PolygonID) { UpdatePolygonClosedLineNode(ref arrLineNodeEx, reverseLineNodeTable, ref nReverseCount); } } } else { arrLineNodeEx.Clear(); } lineNodeUp = lineNodeCurrent; } if (nReverseCount > reverseLineNodeTable.MaxRecordCount) { reverseLineNodeTable.Save(true); bNeedSave = true; nReverseCount = 0; } if (dataTable.Rows.Count < pLineNodeExTable.MaxRecordCount) break; dataTable = pLineNodeExTable.GetNextRecords(); } UpdatePolygonClosedLineNode(ref arrLineNodeEx, reverseLineNodeTable, ref nReverseCount); if (nReverseCount > 0) { reverseLineNodeTable.Save(true); bNeedSave = true; } if (bNeedSave == true) { //删除冗余记录 reverseLineNodeTable.DeleteSurplusRows(); //更新反向标识 string strCommand = "Update LineNodeEx Set IsReverse=0-IsReverse Where LineNodeID In ( Select LineNodeID From ReverseLineNode )";//反向 reverseLineNodeTable.ExecuteNonQuery(strCommand); } } }