private void AxRenderControl1_RcMouseClickSelect(IPickResult PickResult, IPoint IntersectPoint, gviModKeyMask Mask, gviMouseSelectMode EventSender)
{
if (PickResult == null)
{
return;
}
IRenderPipeLinePickResult pr = PickResult as IRenderPipeLinePickResult;
if (pr == null)
{
return;
}
GetParam();
IRenderPipeLine rpl = pr.RenderPipeLine;
rpl.Color = System.Drawing.Color.Yellow;
rpl.Play(playMode, duration, needLoop);
currentPLs.Add(rpl);
}
private void AxRenderControl1_RcMouseDragSelect(IPickResultCollection PickResults, gviModKeyMask Mask)
{
if (PickResults == null)
{
return;
}
for (int i = 0; i < PickResults.Count; i++)
{
IRenderPipeLinePickResult pr = PickResults.Get(i) as IRenderPipeLinePickResult;
if (pr == null)
{
continue;
}
GetParam();
IRenderPipeLine rpl = pr.RenderPipeLine;
rpl.Color = System.Drawing.Color.Yellow;
rpl.Play(playMode, duration, needLoop);
currentPLs.Add(rpl);
}
}
private void GetResultSet(IFeatureClass fc, IQueryFilter filter, DataTable dt)
{
if (fc != null)
{
IFdeCursor cursor = null;
try
{
if (filter != null)
{
filter.PostfixClause = "order by oid asc";
}
// 查找所有记录
cursor = fc.Search(filter, true);
if (cursor != null)
{
dt.BeginLoadData();
IRowBuffer fdeRow = null;
DataRow dr = null;
while ((fdeRow = cursor.NextRow()) != null)
{
dr = dt.NewRow();
for (int i = 0; i < dt.Columns.Count; ++i)
{
string strColName = dt.Columns[i].ColumnName;
int nPos = fdeRow.FieldIndex(strColName);
if (nPos == -1 || fdeRow.IsNull(nPos))
{
continue;
}
object v = fdeRow.GetValue(nPos); // 从库中读取值
dr[i] = v;
if (i == 0)
{
// 创建管子
int geoPos = fdeRow.FieldIndex("Geometry");
IGeometry geo = (IGeometry)fdeRow.GetValue(geoPos);
if (geo.GeometryType == gviGeometryType.gviGeometryPolyline)
{
IPolyline pl = (IPolyline)fdeRow.GetValue(geoPos);
IRenderPipeLine rpl = this.axRenderControl1.ObjectManager.CreateRenderPipeLine(pl, rootId);
rpl.Radius = 10;
rpl.Color = System.Drawing.Color.Red;
ArrayList rpls = new ArrayList();
rpls.Add(rpl);
pipeMap.Add(v, rpls);
}
else if (geo.GeometryType == gviGeometryType.gviGeometryMultiPolyline)
{
IMultiPolyline multiPolyline = geo as IMultiPolyline;
ArrayList rpls = new ArrayList();
for (int g = 0; g < multiPolyline.GeometryCount; g++)
{
IPolyline plIndex = multiPolyline.GetGeometry(g) as IPolyline;
IRenderPipeLine rpl = this.axRenderControl1.ObjectManager.CreateRenderPipeLine(plIndex, rootId);
rpl.Radius = 10;
rpl.Color = System.Drawing.Color.Red;
rpls.Add(rpl);
}
pipeMap.Add(v, rpls);
}
}
}
dt.Rows.Add(dr);
}
dt.EndLoadData();
}
}
catch (COMException ex)
{
System.Diagnostics.Trace.WriteLine(ex.Message);
}
finally
{
if (cursor != null)
{
cursor.Dispose();
cursor = null;
}
}
}
}
