private void BuildDisplacementLinks()
{
try
{
if (_App == null)
{
// Get the actual underlying COM type
Type t = Type.GetTypeFromCLSID(typeof(AppRefClass).GUID);
System.Object obj = Activator.CreateInstance(t);
_App = obj as IApplication;
}
string masterText = this._form.cbMaster.SelectedItem.ToString();
string secondaryText = this._form.cbSecondLayer.SelectedItem.ToString();
DataTable mainTbl = MainErrorTable("MainTable", "");
string filter = "fClass = '" + masterText + "'";
DataRow[] foundRowsTo;
foundRowsTo = mainTbl.Select(filter);
int rowsCount = foundRowsTo.Length;
string msg = "You have selected to process '" + rowsCount.ToString() + "' coordinates. Depending on your hardware configuration this process may take several minutes.\n Click on the 'OK' button to continue or the 'Cancel' button to terminate the process.";
if (MessageBox.Show(msg, "Warning", MessageBoxButtons.OKCancel) == DialogResult.OK)
{
IsdutHourGlass theHourGlass = new IsdutHourGlass(this._App);
theHourGlass.start("Processing " + rowsCount.ToString() + " Coordinates...");
double _fromX = 0;
double _fromY = 0;
double _toX = 0;
double _toY = 0;
string _toFClass = "";
int _objId = 0;
IMxDocument mxDocument = _App.Document as IMxDocument;
IMap map = mxDocument.FocusMap;
IGraphicsContainer graphicsContainer = util.GraphicsHelper.get_GraphicsContainer(map);
graphicsContainer.Reset();
graphicsContainer.DeleteAllElements();
//Get the link symbol from the adjustment extension
IAdjustment adjustment = _App.FindExtensionByName("ESRI Adjustment Tools") as IAdjustment;
IAdjustProperties adjustmentProperties = adjustment as IAdjustProperties;
ILineSymbol linkSymbol = adjustmentProperties.DisplacementLinkSymbol;
IElementCollection elements = new ElementCollectionClass();
for (int i = 0; i < adjustment.TransformationMethodCount; i++)
{
if (adjustment.get_TransformationMethod(i).Name == "Edge Snap")
{
adjustment.CurrentTransformationMethod = adjustment.get_TransformationMethod(i);
break;
}
}
foreach (DataRow dRowTo in foundRowsTo)
{
_objId = Convert.ToInt32(dRowTo[mainTbl.Columns.IndexOf("objId")]);
_f1_id = Convert.ToInt32(dRowTo[mainTbl.Columns.IndexOf("fId")]);
_toFClass = Convert.ToString(dRowTo[mainTbl.Columns.IndexOf("fClass")]);
_toX = Convert.ToDouble(dRowTo[mainTbl.Columns.IndexOf("x")]);
_toY = Convert.ToDouble(dRowTo[mainTbl.Columns.IndexOf("y")]);
filter = "objId = " + _objId;
filter = filter + " AND fClass = '" + secondaryText + "'";
DataRow[] foundRowsFrom;
foundRowsFrom = mainTbl.Select(filter);
foreach (DataRow dRowFrom in foundRowsFrom)
{
_fromX = Convert.ToDouble(dRowFrom[mainTbl.Columns.IndexOf("x")]);
_fromY = Convert.ToDouble(dRowFrom[mainTbl.Columns.IndexOf("y")]);
}
//Create the polyline from two points
IPoint fromPoint = new PointClass();
IPoint toPoint = new PointClass();
IPolyline polyLine = new PolylineClass();
IDisplacementLinkElement link = new DisplacementLinkElementClass();
fromPoint.ID = toPoint.ID = _objId;
fromPoint.PutCoords(_fromX, _fromY);
polyLine.FromPoint = fromPoint;
toPoint.PutCoords(_toX, _toY);
polyLine.ToPoint = toPoint;
//Instantiate a new displacement link and set symbology
link.Symbol = linkSymbol;
IElement element = link as IElement;
//Set the geometry and add to the elements collections
element.Geometry = polyLine;
elements.Add(element, 0);
/*
#region DELETE this - for testing only
string line = "";
line = _objId.ToString()
+ "\t" + secondaryText
+ "\t" + _fromX.ToString()
+ "\t" + _fromY.ToString()
+ "\t" + this.cbMaster.SelectedItem.ToString()
+ "\t" + _toX.ToString()
+ "\t" + _toY.ToString();
tw.WriteLine(line);
#endregion
*/
}
this.CreateErrorLayer(masterText, secondaryText);
graphicsContainer.AddElements(elements, 0);
mxDocument.ActiveView.PartialRefresh(esriViewDrawPhase.esriViewGraphics, null, null);
theHourGlass.end();
this._form.Close();
}
}
catch (Exception ex)
{
if (this._form != null)
{
this._form.Dispose();
this._form = null;
}
string msg = "Exception caught building the spacial adjustment links layer: " + Environment.NewLine
+ ex.Message + Environment.NewLine + ex.StackTrace;
MessageBox.Show(msg,"Build Links Error", MessageBoxButtons.OK,
MessageBoxIcon.Error
);
util.Logger.Write(msg);
}
}
private void _form_Closed(object sender, EventArgs e)
{
// Decouple event handlers
this._form.Closed -= new EventHandler(_form_Closed);
this._form.cbMaster.SelectedIndexChanged -= new System.EventHandler(_form_cbMaster_SelectedIndexChanged);
this._form.cbSecondLayer.SelectedIndexChanged -= new System.EventHandler(_form_cbSecondLayer_SelectedIndexChanged);
this._form.btnBuildLink.Click -= new System.EventHandler(_form_btnBuildLink_Click);
this._form.btnCancel.Click -= new System.EventHandler(_form_btnCancel_Click);
IMap theMap = this.Extension.FocusMap;
try
{
// Clean up the error layer in the map
/* IFeatureLayer theErrorLayer = this.ErrorLayer;
if (theErrorLayer != null)
theMap.DeleteLayer((ILayer)theErrorLayer);
*/
// Remove any extra feedback
/// if (this._extraFeedback != null)
/// {
/// IGraphicsContainer theGCont = util.GraphicsHelper.get_GraphicsContainer(theMap);
/// theGCont.DeleteElement(this._extraFeedback);
/// this._extraFeedback = null;
/// }
this._form.Dispose();
/*
// Stop listening to map selection events
if (this._selectionEventHandler != null)
{
try
{
((IActiveViewEvents_Event)theMap).SelectionChanged -= this._selectionEventHandler;
}
catch (Exception ex)
{
util.Logger.Write("Exception caught disposing selection evt handler in ErrorManagerCmd::_form_Closed(): " + Environment.NewLine
+ ex.Message + Environment.NewLine + ex.StackTrace);
}
this._selectionEventHandler = null;
}*/
}
catch (Exception ex)
{
util.Logger.Write("Exception caught disposing of the Error Management form:" + Environment.NewLine
+ ex.Message + ex.StackTrace);
}
finally
{
this._form = null;
((IActiveView)theMap).Refresh();
Marshal.ReleaseComObject(theMap);
}
}
public void Open()
{
if (this._form != null)
{
this._form.Activate();
return;
}
IMap theMap = this.Extension.FocusMap;
try
{
if (Enabled == true)
{
// Create error management dialog
this._form = new AdjustmentLinkTool();
// Establish event handlers
this._form.Closed += new EventHandler(_form_Closed);
this._form.cbMaster.SelectedIndexChanged += new System.EventHandler(_form_cbMaster_SelectedIndexChanged);
this._form.cbSecondLayer.SelectedIndexChanged += new System.EventHandler(_form_cbSecondLayer_SelectedIndexChanged);
this._form.btnBuildLink.Click += new System.EventHandler(_form_btnBuildLink_Click);
this._form.btnCancel.Click += new System.EventHandler(_form_btnCancel_Click);
this.FillMasterList();
this._form.Show();
}
}
catch (Exception ex)
{
if (this._form != null)
{
this._form.Dispose();
this._form = null;
}
util.Logger.Write("Exception caught opening the Adjustment Link Tool: " + Environment.NewLine
+ ex.Message + Environment.NewLine + ex.StackTrace);
}
finally
{
Marshal.ReleaseComObject(theMap);
}
}
