private void cmdIdentify_Click(object sender, EventArgs e)
{
if (m_MapWin.View.SelectedShapes.NumSelected == 0)
{
MapWinUtility.Logger.Msg(resMan.GetString("msgZeroShapesSelected.Text"), resMan.GetString("titleSelectShapes.Text"));
return;
}
if (cmbIdentFrom.SelectedIndex == -1)
{
MapWinUtility.Logger.Msg(resMan.GetString("msgIdentFromNotSelected.Text"), resMan.GetString("titleSpecifyLayer.Text"));
return;
}
if (cmbIdentWith.SelectedIndex == -1)
{
MapWinUtility.Logger.Msg(resMan.GetString("msgIdentWithNotSelected.Text"), resMan.GetString("titleSpecifyLayer.Text"));
return;
}
if (m_MapWin.View.SelectedShapes.NumSelected == 0)
{
return;
}
// If it's a polygon layer we're identifying, call SelectByPolygon
// If it's a grid, extract by mask
// ...then, open that temporary file (not Add to Map, just "Open"), and summarize all data within that
// file.
int fromLayerHandle = -1;
int maskLayerHandle = -1;
if (cmbIdentFrom.SelectedIndex != -1)
{
string s = cmbIdentFrom.Items[cmbIdentFrom.SelectedIndex].ToString();
if (s.Contains(")"))
{
s = s.Substring(0, s.IndexOf(")"));
}
s = s.Replace("(", "");
if (!int.TryParse(s, out fromLayerHandle))
{
return;
}
if (fromLayerHandle == -1)
{
return;
}
}
if (cmbIdentWith.SelectedIndex != -1)
{
string s = cmbIdentWith.Items[cmbIdentWith.SelectedIndex].ToString();
if (s.Contains(")"))
{
s = s.Substring(0, s.IndexOf(")"));
}
s = s.Replace("(", "");
if (!int.TryParse(s, out maskLayerHandle))
{
return;
}
if (maskLayerHandle == -1)
{
return;
}
}
string TempPath = System.IO.Path.GetTempFileName();
System.IO.File.Delete(TempPath);
MapWinGIS.Shape IdentifyBy;
MapWinGIS.Shapefile sf = (MapWinGIS.Shapefile)m_MapWin.Layers[m_MapWin.Layers.CurrentLayer].GetObject();
if (m_MapWin.View.SelectedShapes.NumSelected > 1)
{
// Get 0 and 1 first to initialize IdentifyBy
MapWinGIS.Shape shp1 = sf.get_Shape(m_MapWin.View.SelectedShapes[0].ShapeIndex);
MapWinGIS.Shape shp2 = sf.get_Shape(m_MapWin.View.SelectedShapes[1].ShapeIndex);
MapWinGeoProc.SpatialOperations.MergeShapes(ref shp1, ref shp2, out IdentifyBy);
// ...now, the rest
if (m_MapWin.View.SelectedShapes.NumSelected > 2)
{
for (int i = 2; i < m_MapWin.View.SelectedShapes.NumSelected; i++)
{
MapWinGIS.Shape tmpResultShp;
MapWinGIS.Shape shp3 = sf.get_Shape(m_MapWin.View.SelectedShapes[i].ShapeIndex);
MapWinGeoProc.SpatialOperations.MergeShapes(ref IdentifyBy, ref shp3, out tmpResultShp);
IdentifyBy = tmpResultShp;
tmpResultShp = null;
}
}
// Ready to identify based on a single shape now regardless of multiple selected
}
else
{
IdentifyBy = sf.get_Shape(m_MapWin.View.SelectedShapes[0].ShapeIndex);
}
MapWindow.Interfaces.eLayerType layerType = m_MapWin.Layers[fromLayerHandle].LayerType;
if (layerType == MapWindow.Interfaces.eLayerType.Grid)
{
// Grid
TempPath = System.IO.Path.ChangeExtension(TempPath, ".bgd");
string fn = m_MapWin.Layers[fromLayerHandle].FileName;
MapWinGeoProc.SpatialOperations.ClipGridWithPolygon(ref fn, ref IdentifyBy, ref TempPath, chbJustToExtents.Checked);
MapWinGIS.Grid grd = new MapWinGIS.Grid();
grd.Open(TempPath, MapWinGIS.GridDataType.UnknownDataType, true, MapWinGIS.GridFileType.UseExtension, null);
if (grd == null || grd.Header == null)
{
MapWinUtility.Logger.Msg(resMan.GetString("msgNoGridValues.Text"), resMan.GetString("titleNoGridValues.Text"));
return;
}
m_Plugin.ActivateNoLoad();
m_Plugin.LoadLayerAlternate(layerType, m_MapWin.Layers[fromLayerHandle].Name);
MapWinGIS.Extents exts = new MapWinGIS.Extents();
exts.SetBounds(grd.Header.XllCenter, grd.Header.YllCenter + grd.Header.NumberRows * grd.Header.dY, 0, grd.Header.XllCenter + grd.Header.NumberCols * grd.Header.dX, grd.Header.YllCenter, 0);
m_MapWin.Layers.CurrentLayer = fromLayerHandle;
m_Plugin.m_GridPropfrm.PopulateForm(!m_Plugin.m_HavePanel, grd, m_MapWin.Layers[fromLayerHandle].Name, exts, fromLayerHandle);
this.Close();
}
else
{
// SF
if (!chbJustToExtents.Checked)
{
string fn = m_MapWin.Layers[fromLayerHandle].FileName;
// 2/14/2008 jk the results ArrayList cannot be null,
// when it was null it caused an exception in SpatialOperations.SelectWithPolygon method
//System.Collections.ArrayList results = null;
System.Collections.ArrayList results = new System.Collections.ArrayList();
MapWinGeoProc.SpatialOperations.SelectWithPolygon(ref fn, ref IdentifyBy, ref results);
// Switch current layer over to the one we're identifying so that the shapes
// can be reselected for visual effect
m_MapWin.Layers.CurrentLayer = fromLayerHandle;
m_Plugin.ActivateNoLoad();
m_Plugin.LoadLayerAlternate(layerType, m_MapWin.Layers[fromLayerHandle].Name);
int[] iresults = new int[results.Count];
for (int i = 0; i < results.Count; i++)
{
iresults[i] = (int)results[i];
m_MapWin.View.SelectedShapes.AddByIndex((int)results[i], m_MapWin.View.SelectColor);
}
m_Plugin.m_shpFilePropfrm.PopulateForm(!m_Plugin.m_HavePanel, (MapWinGIS.Shapefile)m_MapWin.Layers[fromLayerHandle].GetObject(), iresults, m_MapWin.Layers[fromLayerHandle].Name, false);
this.Close();
}
else
{
object rslt = null;
m_MapWin.Layers.CurrentLayer = fromLayerHandle;
MapWinGIS.Shapefile DestSF = (MapWinGIS.Shapefile)m_MapWin.Layers[fromLayerHandle].GetObject();
DestSF.SelectShapes(IdentifyBy.Extents, 0.1, MapWinGIS.SelectMode.INTERSECTION, ref rslt);
m_Plugin.ActivateNoLoad();
m_Plugin.LoadLayerAlternate(layerType, m_MapWin.Layers[fromLayerHandle].Name);
int[] results = (int[])rslt;
for (int i = 0; i < results.Length; i++)
{
m_MapWin.View.SelectedShapes.AddByIndex((int)results[i], m_MapWin.View.SelectColor);
}
m_Plugin.m_shpFilePropfrm.PopulateForm(!m_Plugin.m_HavePanel, DestSF, results, m_MapWin.Layers[fromLayerHandle].Name, false);
this.Close();
}
}
}
