/// <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);
}
}
}