private void btnSplitModelPoint_Click(object sender, EventArgs e)
{
cbShowSrcModelPoint.Checked = false;
if (_multiPolygon.GeometryCount == 0)
{
_multiPolygon.AddGeometry(fde_polygon);
}
_gc.SplitModelPointByPolygon2D(_multiPolygon, ModelSrc, ModelPointSrc, out modelInterior, out mpInterior, out modelExterior, out mpExterior);
if (modelInterior != null && mpInterior != null)
{
this.axRenderControl1.ObjectManager.AddModel(mpInterior.ModelName, modelInterior);
rmpInterior = this.axRenderControl1.ObjectManager.CreateRenderModelPoint(mpInterior, null, rootId);
guidToDelList.Add(rmpInterior.Guid);
cbHideInteriorModelPoint.Enabled = true;
btnDelInteriorModelPoint.Enabled = true;
}
if (modelExterior != null && mpExterior != null)
{
this.axRenderControl1.ObjectManager.AddModel(mpExterior.ModelName, modelExterior);
rmpExterior = this.axRenderControl1.ObjectManager.CreateRenderModelPoint(mpExterior, null, rootId);
guidToDelList.Add(rmpExterior.Guid);
cbHideExteriorModelPoint.Enabled = true;
btnDelExteriorModelPoint.Enabled = true;
}
}
public void SearchModelPoint(IPolygon tarPolygon)
{
this.axRenderControl1.FeatureManager.UnhighlightAll();
IRowBuffer row = null;
foreach (IFeatureClass fc in fcMap.Keys)
{
if (!fc.Name.Equals("Building"))
{
continue;
}
IFdeCursor cursor = null;
try
{
ISpatialFilter filter = new SpatialFilter();
filter.Geometry = tarPolygon;
filter.SpatialRel = gviSpatialRel.gviSpatialRelEnvelope; //用不相离查不出来
filter.GeometryField = "Geometry";
cursor = fc.Search(filter, false);
while ((row = cursor.NextRow()) != null)
{
int oid = (int)row.GetValue(0);
this.axRenderControl1.FeatureManager.SetFeatureVisibleMask(fc, oid, gviViewportMask.gviViewNone);
int geoPos = row.FieldIndex("Geometry");
IModelPoint mp = row.GetValue(geoPos) as IModelPoint;
if (geoConvertor == null)
{
geoConvertor = new GeometryConvertor();
}
if (mPolygon == null)
{
mPolygon = (new GeometryFactory()).CreateGeometry(gviGeometryType.gviGeometryMultiPolygon, gviVertexAttribute.gviVertexAttributeZ) as IMultiPolygon;
}
mPolygon.Clear();
mPolygon.AddGeometry(tarPolygon);
GetZToolStripTextBox();
IResourceManager rm = fc.FeatureDataSet as IResourceManager;
IModel model = rm.GetModel(mp.ModelName);
IModel modelInterior = null;
IModelPoint mpInterior = null;
IModel modelExterior = null;
IModelPoint mpExterior = null;
if (minz == maxz)
{
geoConvertor.SplitModelPointByPolygon2D(mPolygon, model, mp, out modelInterior, out mpInterior, out modelExterior, out mpExterior);
}
else
{
geoConvertor.SplitModelPointByPolygon2DWithZ(mPolygon, model, mp, minz, maxz, out modelInterior, out mpInterior, out modelExterior, out mpExterior);
}
if (modelExterior != null)
{
this.axRenderControl1.ObjectManager.AddModel(fc.Name + oid + "Exterior", modelExterior);
mpExterior.ModelName = fc.Name + oid + "Exterior";
string[] imagenames = modelExterior.GetImageNames();
for (int j = 0; j < imagenames.Length; j++)
{
IImage image = rm.GetImage(imagenames[j]);
this.axRenderControl1.ObjectManager.AddImage(imagenames[j], image);
}
IRenderModelPoint rrrr = this.axRenderControl1.ObjectManager.CreateRenderModelPoint(mpExterior, null, rootId);
lll.Add(rrrr);
}
}
}
catch (COMException ex)
{
System.Diagnostics.Trace.WriteLine(ex.Message);
}
finally
{
if (cursor != null)
{
//Marshal.ReleaseComObject(cursor);
cursor = null;
}
}
} // end of foreach (IFeatureClass fc in fcMap.Keys)
}