private void btnOK_Click(object sender, EventArgs e)
{
try
{
if (this.txtConvertMethod.Tag != null)
{
esriTransformDirection direction;
IGeoTransformation transformation;
IGeoTransformationOperationSet geographicTransformations =
(this.ibasicMap_0 as IMapGeographicTransformations).GeographicTransformations;
IGeographicCoordinateSystem pFromGCS =
(this.listBox1.SelectedItem as ObjectWrap).Object as IGeographicCoordinateSystem;
IGeographicCoordinateSystem pToGCS =
(this.cboTarget.SelectedItem as ObjectWrap).Object as IGeographicCoordinateSystem;
geographicTransformations.Get(pFromGCS, pToGCS, out direction, out transformation);
if (transformation != null)
{
geographicTransformations.Remove(direction, transformation);
}
geographicTransformations.Set(esriTransformDirection.esriTransformForward,
this.txtConvertMethod.Tag as IGeoTransformation);
geographicTransformations.Set(esriTransformDirection.esriTransformReverse,
this.txtConvertMethod.Tag as IGeoTransformation);
}
}
catch (Exception exception)
{
exception.ToString();
}
base.DialogResult = DialogResult.OK;
}
private void listBox1_SelectedIndexChanged(object sender, EventArgs e)
{
this.btnNew.Enabled = this.listBox1.SelectedIndex != -1;
if ((this.bool_0 && (this.listBox1.SelectedIndex != -1)) && (this.cboTarget.SelectedIndex != -1))
{
IGeographicCoordinateSystem pFromGCS =
(this.listBox1.SelectedItem as ObjectWrap).Object as IGeographicCoordinateSystem;
IGeographicCoordinateSystem pToGCS =
(this.cboTarget.SelectedItem as ObjectWrap).Object as IGeographicCoordinateSystem;
IGeoTransformationOperationSet geographicTransformations =
(this.ibasicMap_0 as IMapGeographicTransformations).GeographicTransformations;
if (geographicTransformations != null)
{
esriTransformDirection direction;
IGeoTransformation transformation;
geographicTransformations.Get(pFromGCS, pToGCS, out direction, out transformation);
if (transformation != null)
{
this.txtConvertMethod.Text = transformation.Name;
this.txtConvertMethod.Tag = transformation;
}
else
{
this.txtConvertMethod.Text = "";
this.txtConvertMethod.Tag = transformation;
}
}
}
}
private void CustomGT()
{
// Initialize a new spatial reference environment.
// SpatialReferenceEnvironment is a singleton object and needs to use the Activator class.
Type factoryType = Type.GetTypeFromProgID("esriGeometry.SpatialReferenceEnvironment");
System.Object obj = Activator.CreateInstance(factoryType);
ISpatialReferenceFactory2 pSRF = obj as ISpatialReferenceFactory2;
// Initialize and create the input and output coordinate systems.
IProjectedCoordinateSystem2 pPCSin = new ESRI.ArcGIS.Geometry.ProjectedCoordinateSystemClass();
IProjectedCoordinateSystem2 pPCSout = new ESRI.ArcGIS.Geometry.ProjectedCoordinateSystemClass();
pPCSin = (IProjectedCoordinateSystem2)pSRF.CreateProjectedCoordinateSystem((int)esriSRProjCSType.esriSRProjCS_Abidjan1987UTM_30N);
pPCSout = (IProjectedCoordinateSystem2)pSRF.CreateProjectedCoordinateSystem((int)esriSRProjCSType.esriSRProjCS_WGS1984UTM_30N);
// Retrieve the geographic coordinate systems from the two projected
// coordinate systems.
IGeographicCoordinateSystem2 pGCSto = (IGeographicCoordinateSystem2)pPCSout.GeographicCoordinateSystem;
IGeographicCoordinateSystem2 pGCSfrom = (IGeographicCoordinateSystem2)pPCSin.GeographicCoordinateSystem;
// Initialize and create an appropriate geographic transformation.
ICoordinateFrameTransformation pCFT = new CoordinateFrameTransformationClass();
pCFT.PutParameters(1.234, -2.345, 658.3, 4.3829, -2.48591, 2.18943, 2.48585);
pCFT.PutSpatialReferences(pGCSfrom, pGCSto);
pCFT.Name = "Custom GeoTran";
// The SpatialReferenceEnvironment has a GeoTransformationOperationSet that you
// can use to maintain a list of active geographic transformations.
// Once you add a geographic transformation to the operation set, many operations
// can access the transformations.
// Add the transformation to the operation set.
IGeoTransformationOperationSet pGTSet = pSRF.GeoTransformationDefaults;
// Always add a geographic transformation in both directions.
pGTSet.Set(esriTransformDirection.esriTransformForward, pCFT);
pGTSet.Set(esriTransformDirection.esriTransformReverse, pCFT);
}
public static IPoint GetFitCurrentPosition(IMap pMap, ISpatialReference pSR)
{
IGeographicCoordinateSystem geographicCoordinateSystem;
IGeographicCoordinateSystem system2;
if (m_CurrentPosition.SpatialReference is IUnknownCoordinateSystem)
{
return(m_CurrentPosition);
}
if (pSR is IUnknownCoordinateSystem)
{
return(m_CurrentPosition);
}
if (m_CurrentPosition.SpatialReference is IProjectedCoordinateSystem)
{
geographicCoordinateSystem =
(m_CurrentPosition.SpatialReference as IProjectedCoordinateSystem).GeographicCoordinateSystem;
}
else
{
geographicCoordinateSystem = m_CurrentPosition.SpatialReference as IGeographicCoordinateSystem;
}
if (pSR is IProjectedCoordinateSystem)
{
system2 = (pSR as IProjectedCoordinateSystem).GeographicCoordinateSystem;
}
else
{
system2 = pSR as IGeographicCoordinateSystem;
}
IPoint point = (m_CurrentPosition as IClone).Clone() as IPoint;
IGeoTransformationOperationSet geographicTransformations =
(pMap as IMapGeographicTransformations).GeographicTransformations;
if (geographicTransformations != null)
{
esriTransformDirection direction;
IGeoTransformation transformation;
geographicTransformations.Get(geographicCoordinateSystem, system2, out direction, out transformation);
if (transformation != null)
{
(point as IGeometry2).ProjectEx(pSR, direction, transformation, true, 10.0, 10.0);
}
else
{
(point as IGeometry2).Project(pSR);
}
}
return(point);
}
public void ChangeCoordinateSystem1()
{
ISpatialReferenceFactory2 spatialReferenceFactory = new SpatialReferenceEnvironmentClass();
IGeoTransformationOperationSet geoTransformationOperationSet = spatialReferenceFactory.GeoTransformationDefaults;
//NAD 1927 to WGS 1984 30.
IGeoTransformation geoTransformation = spatialReferenceFactory.CreateGeoTransformation((int)
esriSRGeoTransformationType.esriSRGeoTransformation_NAD1927_To_WGS1984_12) as IGeoTransformation;
geoTransformationOperationSet.Set(esriTransformDirection.esriTransformForward, geoTransformation);
geoTransformationOperationSet.Set(esriTransformDirection.esriTransformReverse, geoTransformation);
//Amersfoort to WGS 1984.
geoTransformation = spatialReferenceFactory.CreateGeoTransformation(8012) as IGeoTransformation;
geoTransformationOperationSet.Set(esriTransformDirection.esriTransformForward, geoTransformation);
geoTransformationOperationSet.Set(esriTransformDirection.esriTransformReverse, geoTransformation);
ESRI.ArcGIS.Geoprocessor.Geoprocessor GP = new ESRI.ArcGIS.Geoprocessor.Geoprocessor();
//ESRI.ArcGIS.DataManagementTools.Project pro = new ESRI.ArcGIS.DataManagementTools.Project();
//GP.OverwriteOutput = true;
//pro.in_dataset = layer.FeatureClass;
//pro.in_coor_system = pSpatialReference;
//pro.out_coor_system = prjPath;
//pro.out_dataset = outputPath;
//GP.Execute(pro, null);
}
