public void ClearSelectedMapFeatures(ESRI.ArcGIS.Carto.IActiveView activeView, ESRI.ArcGIS.Carto.IFeatureLayer featureLayer) //dhncho 01.10
{
if (activeView == null || featureLayer == null)
{
return;
}
ESRI.ArcGIS.Carto.IFeatureSelection featureSelection = featureLayer as ESRI.ArcGIS.Carto.IFeatureSelection; // Dynamic Cast
// Invalidate only the selection cache. Flag the original selection
activeView.PartialRefresh(ESRI.ArcGIS.Carto.esriViewDrawPhase.esriViewGeoSelection, null, null);
// Clear the selection
featureSelection.Clear();
// Flag the new selection
activeView.PartialRefresh(ESRI.ArcGIS.Carto.esriViewDrawPhase.esriViewGeoSelection, null, null);
}
// Öppnar shapefil.
public void AddShapefileUsingOpenFileDialog(ESRI.ArcGIS.Carto.IActiveView activeView)
{
//parameter check
if (activeView == null)
{
return;
}
// Use the OpenFileDialog Class to choose which shapefile to load.
System.Windows.Forms.OpenFileDialog openFileDialog = new System.Windows.Forms.OpenFileDialog();
openFileDialog.InitialDirectory = @"H:\VT2019\GIS_App\Projekt\Program\Data\InData\Vektor";
openFileDialog.Filter = "Shapefiles (*.shp)|*.shp";
openFileDialog.FilterIndex = 2;
openFileDialog.RestoreDirectory = true;
openFileDialog.Multiselect = false;
if (openFileDialog.ShowDialog() == System.Windows.Forms.DialogResult.OK)
{
// The user chose a particular shapefile.
// The returned string will be the full path, filename and file-extension for the chosen shapefile. Example: "C:\test\cities.shp"
string shapefileLocation = openFileDialog.FileName;
if (shapefileLocation != "")
{
// Ensure the user chooses a shapefile
// Create a new ShapefileWorkspaceFactory CoClass to create a new workspace
ESRI.ArcGIS.Geodatabase.IWorkspaceFactory workspaceFactory = new ESRI.ArcGIS.DataSourcesFile.ShapefileWorkspaceFactoryClass();
// System.IO.Path.GetDirectoryName(shapefileLocation) returns the directory part of the string. Example: "C:\test\"
ESRI.ArcGIS.Geodatabase.IFeatureWorkspace featureWorkspace = (ESRI.ArcGIS.Geodatabase.IFeatureWorkspace)workspaceFactory.OpenFromFile(System.IO.Path.GetDirectoryName(shapefileLocation), 0); // Explicit Cast
// System.IO.Path.GetFileNameWithoutExtension(shapefileLocation) returns the base filename (without extension). Example: "cities"
ESRI.ArcGIS.Geodatabase.IFeatureClass featureClass = featureWorkspace.OpenFeatureClass(System.IO.Path.GetFileNameWithoutExtension(shapefileLocation));
ESRI.ArcGIS.Carto.IFeatureLayer featureLayer = new ESRI.ArcGIS.Carto.FeatureLayerClass();
featureLayer.FeatureClass = featureClass;
featureLayer.Name = featureClass.AliasName;
featureLayer.Visible = true;
activeView.FocusMap.AddLayer(featureLayer);
// Zoom the display to the full extent of all layers in the map
activeView.Extent = activeView.FullExtent;
activeView.PartialRefresh(ESRI.ArcGIS.Carto.esriViewDrawPhase.esriViewGeography, null, null);
}
else
{
}
}
else
{
}
}
/// <summary>
/// Occurs when this command is clicked
/// </summary>
public override void OnClick()
{
ILayer layer = m_engineEditor.TargetLayer;
if (layer == null)
{
return;
}
m_activeView = m_hookHelper.ActiveView;
m_map = m_hookHelper.FocusMap;
IEnumFeature selectedFeatures = GetSelectedFeatures();
if (selectedFeatures == null)
{
return;
}
UnionFeatures(selectedFeatures); m_activeView.PartialRefresh(esriViewDrawPhase.esriViewGeography | esriViewDrawPhase.esriViewGeoSelection, null, m_activeView.Extent);
// TODO: Add UnionFeaturesCmd.OnClick implementation
}
//#### ArcGIS Snippets ####
#region "Add Shapefile Using OpenFileDialog"
///<summary>Add a shapefile to the ActiveView using the Windows.Forms.OpenFileDialog control.</summary>
///
///<param name="activeView">An IActiveView interface</param>
///
///<remarks></remarks>
public void AddShapefileUsingOpenFileDialog(ESRI.ArcGIS.Carto.IActiveView activeView)
{
//parameter check
if (activeView == null)
{
return;
}
// Use the OpenFileDialog Class to choose which shapefile to load.
System.Windows.Forms.OpenFileDialog openFileDialog = new System.Windows.Forms.OpenFileDialog();
openFileDialog.InitialDirectory = "c:\\";
openFileDialog.Filter = "Shapefiles (*.shp)|*.shp";
openFileDialog.FilterIndex = 2;
openFileDialog.RestoreDirectory = true;
openFileDialog.Multiselect = false;
if (openFileDialog.ShowDialog() == System.Windows.Forms.DialogResult.OK)
{
// The user chose a particular shapefile.
// The returned string will be the full path, filename and file-extension for the chosen shapefile. Example: "C:\test\cities.shp"
string shapefileLocation = openFileDialog.FileName;
if (shapefileLocation != "")
{
// Ensure the user chooses a shapefile
// Create a new ShapefileWorkspaceFactory CoClass to create a new workspace
ESRI.ArcGIS.Geodatabase.IWorkspaceFactory workspaceFactory = new ESRI.ArcGIS.DataSourcesFile.ShapefileWorkspaceFactory();
// System.IO.Path.GetDirectoryName(shapefileLocation) returns the directory part of the string. Example: "C:\test\"
ESRI.ArcGIS.Geodatabase.IFeatureWorkspace featureWorkspace = (ESRI.ArcGIS.Geodatabase.IFeatureWorkspace)workspaceFactory.OpenFromFile(System.IO.Path.GetDirectoryName(shapefileLocation), 0); // Explicit Cast
// System.IO.Path.GetFileNameWithoutExtension(shapefileLocation) returns the base filename (without extension). Example: "cities"
ESRI.ArcGIS.Geodatabase.IFeatureClass featureClass = featureWorkspace.OpenFeatureClass(System.IO.Path.GetFileNameWithoutExtension(shapefileLocation));
ESRI.ArcGIS.Carto.IFeatureLayer featureLayer = new ESRI.ArcGIS.Carto.FeatureLayer();
featureLayer.FeatureClass = featureClass;
featureLayer.Name = featureClass.AliasName;
featureLayer.Visible = true;
activeView.FocusMap.AddLayer(featureLayer);
// Zoom the display to the full extent of all layers in the map
activeView.Extent = activeView.FullExtent;
activeView.PartialRefresh(ESRI.ArcGIS.Carto.esriViewDrawPhase.esriViewGeography, null, null);
}
else
{
// The user did not choose a shapefile.
// Do whatever remedial actions as necessary
// System.Windows.Forms.MessageBox.Show("No shapefile chosen", "No Choice #1",
// System.Windows.Forms.MessageBoxButtons.OK,
// System.Windows.Forms.MessageBoxIcon.Exclamation);
}
}
else
{
// The user did not choose a shapefile. They clicked Cancel or closed the dialog by the "X" button.
// Do whatever remedial actions as necessary.
// System.Windows.Forms.MessageBox.Show("No shapefile chosen", "No Choice #2",
// System.Windows.Forms.MessageBoxButtons.OK,
// System.Windows.Forms.MessageBoxIcon.Exclamation);
}
}
public override void OnMouseDown(int Button, int Shift, int X, int Y)
{
//if (!this.m_blCanEdit) return;
int nPointCount;
nPointCount = this.m_pDrawLineTrack.GetPointCount();
int nRing;
nRing = this.m_pDrawLineTrack.GetPartCount();
if (Button == 2)
{
int nMenuType;
if (nPointCount >= 3)
{
nMenuType = 1; //可封闭
}
else if (nPointCount <= 0 && nRing <= 0)
{
nMenuType = 2; //不可
}
else
{
nMenuType = 3; //可回退
}
Dictionary <string, bool> ToolRightMenu = new Dictionary <string, bool>();
if (nMenuType == 1)
{
ToolRightMenu.Add("封闭", true);
}
else
{
ToolRightMenu.Add("封闭", false);
}
if (nMenuType == 2)
{
ToolRightMenu.Add("放弃", false);
ToolRightMenu.Add("回退", false);
}
else
{
ToolRightMenu.Add("放弃", true);
ToolRightMenu.Add("回退", true);
}
ToolRightMenu.Add("平移", true);
ToolRightMenu.Add("放大", true);
ToolRightMenu.Add("缩小", true);
this.m_blCanMove = false;
this.m_pDrawLineTrack.MouseMove(X, Y);
//ModPublic.PublicClass.OnPopupMenuEventArgs(ToolRightMenu);
m_clsEditorMain.MethodInfo_PopupMenuEventArgs.Invoke(m_clsEditorMain.frmMain, new object[] { ToolRightMenu });
return;
}
if (Button == 1)
{
object obj = Type.Missing;
try
{
ESRI.ArcGIS.Geometry.IPoint pPoint = this.m_pDrawLineTrack.AddPoint(X, Y, false);
nPointCount = m_pDrawLineTrack.GetPointCount();
nRing = m_pDrawLineTrack.GetPartCount();
string sXY;
sXY = m_pDrawLineTrack.GetLastPointXYStr();
//ModPublic.PublicClass.OnGetCommandTipEventArgs(OperationParam.CheckUpOut, sXY, "");
m_clsEditorMain.MethodInfo_GetCommandTipEventArgs.Invoke(m_clsEditorMain.frmMain, new object[] { OperationParam.CheckUpOut, sXY, "" });
if (nPointCount <= 2)
{
if (nPointCount == 0)
{
if (nRing <= 0)
{
SetNextStep("0");
}
else
{
SetNextStep("4");
}
}
else if (nPointCount == 1)
{
SetNextStep("1");
}
else
{
SetNextStep("2");
}
}
else
{
SetNextStep("3");
}
}
catch (Exception ee)
{
m_pActiveView.PartialRefresh(esriViewDrawPhase.esriViewForeground, null, null);
}
}
}
