private IGeoProcessorResult EraseOverlay(Geoprocessor gp)
{
//ESRI.ArcGIS.AnalysisTools.Erase erase = new ESRI.ArcGIS.AnalysisTools.Erase();
//IFeatureLayer inputLayer = GetFeatureLayer(cbInputLayer.Text);
//erase.in_features = inputLayer;
//IFeatureLayer eraseLayer = GetFeatureLayer(cbOverLayLayer.Text);
//// string aaa = System.IO.Path.Combine(strOutputPath, "Erase.shp");
//erase.out_feature_class = outputFullPath;
//double tolerance = 0.1;
//erase.cluster_tolerance = tolerance;
////erase.cluster_tolerance = tolerance;
//IGeoProcessorResult results = (IGeoProcessorResult)gp.Execute(erase, null);
IGpValueTableObject vtobject = new GpValueTableObjectClass();
vtobject.SetColumns(1);
object row = "";
row = GetFeatureLayer(cbInputLayer.Text);
vtobject.AddRow(ref row);
row = GetFeatureLayer(cbOverLayLayer.Text);
vtobject.AddRow(ref row);
IVariantArray pVarArray = new VarArrayClass();
pVarArray.Add(vtobject);
pVarArray.Add(outputFullPath);
double tolerance = 0.1;
pVarArray.Add(tolerance);
IGeoProcessorResult results = gp.Execute("Erase_analysis", pVarArray, null) as IGeoProcessorResult;
return(results);
}
private IGeoProcessorResult UnionOverlay1(Geoprocessor gp)
{
IGpValueTableObject vtobject = new GpValueTableObjectClass();
vtobject.SetColumns(1);
object row = "";
row = GetFeatureLayer(cbInputLayer.Text);
vtobject.AddRow(ref row);
row = GetFeatureLayer(cbOverLayLayer.Text);
vtobject.AddRow(ref row);
IVariantArray pVarArray = new VarArrayClass();
pVarArray.Add(vtobject);
string resultname = null;
if (resultName.Text != null)
{
resultname = resultName.Text + ".shp";
}
else
{
resultname = cbInputLayer.Text + "_" + cbOverLayLayer.Text + "_" + "Intersect.shp";
}
string outputFullPath = System.IO.Path.Combine(strOutputPath, resultname);
pVarArray.Add(outputFullPath);
pVarArray.Add(tolerance);
IGeoProcessorResult results = gp.Execute("Union_analysis", pVarArray, null) as IGeoProcessorResult;
System.Runtime.InteropServices.Marshal.ReleaseComObject(pVarArray);
System.Runtime.InteropServices.Marshal.ReleaseComObject(vtobject);
return(results);
}
private IGeoProcessorResult UnionOverlay(Geoprocessor gp)
{
IGpValueTableObject vtobject = new GpValueTableObjectClass();
vtobject.SetColumns(1);
object row = "";
row = GetFeatureLayer(cbInputLayer.Text);
vtobject.AddRow(ref row);
row = GetFeatureLayer(cbOverLayLayer.Text);
vtobject.AddRow(ref row);
IVariantArray pVarArray = new VarArrayClass();
pVarArray.Add(vtobject);
pVarArray.Add(outputFullPath);
IGeoProcessorResult results = gp.Execute("Union_analysis", pVarArray, null) as IGeoProcessorResult;
System.Runtime.InteropServices.Marshal.ReleaseComObject(pVarArray);
System.Runtime.InteropServices.Marshal.ReleaseComObject(vtobject);
return(results);
}
private void btnBuffer_Click(object sender, EventArgs e)
{
//判断是否选择要素
if (this.txtInputFeat.Text == "" || this.txtInputFeat.Text == null ||
this.txtOverlayFeat.Text == "" || this.txtOverlayFeat.Text == null)
{
txtMessage.Text = "请设置叠置要素！";
return;
}
ESRI.ArcGIS.Geoprocessor.Geoprocessor gp = new ESRI.ArcGIS.Geoprocessor.Geoprocessor();
//OverwriteOutput为真时，输出图层会覆盖当前文件夹下的同名图层
gp.OverwriteOutput = true;
//设置参与叠置分析的多个对象
object inputFeat = this.txtInputFeat.Text;
object overlayFeat = this.txtOverlayFeat.Text;
IGpValueTableObject pObject = new GpValueTableObjectClass();
pObject.SetColumns(2);
pObject.AddRow(ref inputFeat);
pObject.AddRow(ref overlayFeat);
//获取要素名称
string str = System.IO.Path.GetFileName(this.txtInputFeat.Text);
int index = str.LastIndexOf(".");
string strName = str.Remove(index);
//设置输出路径
strOutputPath = txtOutputPath.Text;
//叠置分析结果
IGeoProcessorResult result = null;
//创建叠置分析实例，执行叠置分析
string strOverlay = cboOverLay.SelectedItem.ToString();
try
{
//添加处理过程消息
txtMessage.Text = "开始叠置分析……" + "\r\n";
switch (strOverlay)
{
case "求交(Intersect)":
Intersect intersectTool = new Intersect();
//设置输入要素
intersectTool.in_features = pObject;
//设置输出路径
strOutputPath += strName + "_" + "_intersect.shp";
intersectTool.out_feature_class = strOutputPath;
//执行求交运算
result = gp.Execute(intersectTool, null) as IGeoProcessorResult;
break;
case "求并(Union)":
Union unionTool = new Union();
//设置输入要素
unionTool.in_features = pObject;
//设置输出路径
strOutputPath += strName + "_" + "_union.shp";
unionTool.out_feature_class = strOutputPath;
//执行联合运算
result = gp.Execute(unionTool, null) as IGeoProcessorResult;
break;
case "标识(Identity)":
Identity identityTool = new Identity();
//设置输入要素
identityTool.in_features = inputFeat;
identityTool.identity_features = overlayFeat;
//设置输出路径
strOutputPath += strName + "_" + "_identity.shp";
identityTool.out_feature_class = strOutputPath;
//执行标识运算
result = gp.Execute(identityTool, null) as IGeoProcessorResult;
break;
}
}
catch (System.Exception ex)
{
//添加处理过程消息
txtMessage.Text += "叠置分析过程出现错误：" + ex.Message + "\r\n";
}
//判断叠置分析是否成功
if (result.Status != ESRI.ArcGIS.esriSystem.esriJobStatus.esriJobSucceeded)
{
txtMessage.Text += "叠置失败!";
}
else
{
this.DialogResult = DialogResult.OK;
txtMessage.Text += "叠置成功!";
}
}
//开始分析
private void btnOK_Click(object sender, EventArgs e)
{
//判断是否选择要素
if (this.txtInputLayer.Text == "" || this.txtInputLayer.Text == null ||
this.txtOverlayLayer.Text == "" || this.txtOverlayLayer.Text == null)
{
txtMessage.Text = "请选择参加叠置分析的图层！";
return;
}
ESRI.ArcGIS.Geoprocessor.Geoprocessor gp = new ESRI.ArcGIS.Geoprocessor.Geoprocessor();
//OverwriteOutput为真时，输出图层会覆盖当前文件夹下的同名图层
gp.OverwriteOutput = true;
//设置参与叠置分析的多个对象
object inputFeat = this.txtInputLayer.Text;
object overlayFeat = this.txtOverlayLayer.Text;
IGpValueTableObject pObject = new GpValueTableObjectClass();
pObject.SetColumns(2);
pObject.AddRow(ref inputFeat);
pObject.AddRow(ref overlayFeat);
//获取要素名称
string str = System.IO.Path.GetFileName(this.txtInputLayer.Text);
int index = str.LastIndexOf(".");
string strName = str.Remove(index);
//设置输出路径
strOutputPath = txtOutputLayerPath.Text;
//叠置分析结果
IGeoProcessorResult result = null;
//创建叠置分析实例，执行叠置分析
string strOverlay = cmbOverlayType.SelectedItem.ToString();
try
{
//添加处理过程消息
txtMessage.Text = "开始叠置分析……" + "\r\n";
switch (strOverlay)
{
case "叠置求交(Intersect)":
Intersect intersectTool = new Intersect();
//设置输入要素
intersectTool.in_features = pObject;
//设置输出路径
strOutputPath += strName + "_" + "_intersect.shp";
intersectTool.out_feature_class = strOutputPath;
//执行求交运算
result = gp.Execute(intersectTool, null) as IGeoProcessorResult;
break;
case "叠置求并(Union)":
Union unionTool = new Union();
//设置输入要素
unionTool.in_features = pObject;
//设置输出路径
strOutputPath += strName + "_" + "_union.shp";
unionTool.out_feature_class = strOutputPath;
//执行联合运算
result = gp.Execute(unionTool, null) as IGeoProcessorResult;
break;
case "叠置标识(Identity)":
Identity identityTool = new Identity();
//设置输入要素
identityTool.in_features = inputFeat;
identityTool.identity_features = overlayFeat;
//设置输出路径
strOutputPath += strName + "_" + "_identity.shp";
identityTool.out_feature_class = strOutputPath;
//执行标识运算
result = gp.Execute(identityTool, null) as IGeoProcessorResult;
break;
}
}
catch (System.Exception ex)
{
//添加处理过程消息
txtMessage.Text += "叠置分析过程出现错误：" + ex.Message + "\r\n";
}
//判断叠置分析是否成功
if (result.Status != ESRI.ArcGIS.esriSystem.esriJobStatus.esriJobSucceeded)
txtMessage.Text += "叠置失败!";
else
{
this.DialogResult = DialogResult.OK;
txtMessage.Text += "叠置成功!";
}
}
//进行叠置
private bool DoIntersect(IFeatureClass pOldFeaCls, IFeatureClass pNewFeaCls, IGeometry pGeo)
{
_Progress.SetProgress("新旧图层叠置...");
Application.DoEvents();
Geoprocessor gp = new Geoprocessor();
gp.OverwriteOutput = true;
gp.AddOutputsToMap = false;
IGpValueTableObject vtobject = new GpValueTableObjectClass();
vtobject.SetColumns(1);
IFeatureLayer pFeaturelayer = new FeatureLayerClass();
pFeaturelayer.FeatureClass = pOldFeaCls;
pFeaturelayer.Name = pOldFeaCls.AliasName;
if (pGeo != null)
{
ISpatialFilter pSpatialFilter = new SpatialFilterClass();
pSpatialFilter.Geometry = pGeo;
pSpatialFilter.SpatialRel = esriSpatialRelEnum.esriSpatialRelIntersects;
IFeatureSelection pFeaSelection = pFeaturelayer as IFeatureSelection; //仅对选中的重点巡查线进行缓冲分析
pFeaSelection.SelectFeatures(pSpatialFilter, esriSelectionResultEnum.esriSelectionResultNew, false);
}
if (_Progress != null)
{
if (_Progress.UserAskCancel)
{
return(false);
}
}
object pObj1 = pFeaturelayer;
vtobject.AddRow(ref pObj1);
IFeatureLayer pNewFeaturelayer = new FeatureLayerClass();
pNewFeaturelayer.FeatureClass = pNewFeaCls;
pNewFeaturelayer.Name = pNewFeaCls.AliasName;
if (pGeo != null)
{
ISpatialFilter pSpatialFilter = new SpatialFilterClass();
pSpatialFilter.Geometry = pGeo;
pSpatialFilter.SpatialRel = esriSpatialRelEnum.esriSpatialRelIntersects;
IFeatureSelection pFeaSelection = pNewFeaturelayer as IFeatureSelection; //仅对选中的重点巡查线进行缓冲分析
pFeaSelection.SelectFeatures(pSpatialFilter, esriSelectionResultEnum.esriSelectionResultNew, false);
}
if (_Progress != null)
{
if (_Progress.UserAskCancel)
{
return(false);
}
}
object pObj2 = pNewFeaturelayer;
vtobject.AddRow(ref pObj2);
ESRI.ArcGIS.AnalysisTools.Intersect intersect = new ESRI.ArcGIS.AnalysisTools.Intersect();
intersect.in_features = vtobject;
intersect.join_attributes = "ALL";
intersect.output_type = "INPUT";
intersect.out_feature_class = _MdbPath + "\\" + _MdbName + "\\" + _IntersectName;// _ResultPath + _TmpMdbName + "\\" + _IntersectName;
if (_Progress != null)
{
if (_Progress.UserAskCancel)
{
return(false);
}
}
if (!RunTool(gp, intersect))
{
gp = null;
return(false);
}
intersect.in_features = null;
vtobject.RemoveRow(1);
vtobject.RemoveRow(0);
System.Runtime.InteropServices.Marshal.ReleaseComObject(vtobject);
try
{
System.Runtime.InteropServices.Marshal.ReleaseComObject(intersect);
System.Runtime.InteropServices.Marshal.ReleaseComObject(gp);
}
catch (Exception err)
{ }
vtobject = null;
intersect = null;
gp = null;
return(true);
}
private void btnBuffer_Click(object sender, EventArgs e)
{//判断是否选择要素
if (this.texInputFeat.Text == "" || this.texInputFeat.Text == null || this.texOverlayFeat.Text == "" || this.texOverlayFeat.Text == null)
{
texMessage.Text = "请设置叠置要素！";
return;
}
ESRI.ArcGIS.Geoprocessor.Geoprocessor gp = new ESRI.ArcGIS.Geoprocessor.Geoprocessor();
//overwriteOutput为真时，输出图层会覆盖当前文件夹下的同名的图层
gp.OverwriteOutput = true;
//设置参与叠置分析的多个对象
object inputFeat = this.texInputFeat.Text;
object overlayFeat = this.texOverlayFeat.Text;
IGpValueTableObject pObject = new GpValueTableObjectClass();
pObject.SetColumns(2);
pObject.AddRow(ref inputFeat);
pObject.AddRow(ref overlayFeat);
//获取要素名称
string str = System.IO.Path.GetFileName(this.texInputFeat.Text);
int index = str.LastIndexOf(".");
string strName = str.Remove(index);
//设置输出路径
strOutputPath = tetOutputPath.Text;
//叠置分析结果
IGeoProcessorResult result = null;
//创建叠置分析实例
string strOverlay = cboOverLay.SelectedItem.ToString();
try
{
//添加处理过程消息
texMessage.Text = "开始叠置分析......" + "\r\n";
switch (strOverlay)
{
case "求交（Intersect）":
Intersect intersectTool = new Intersect();
//设置输入要素
intersectTool.in_features = pObject;
//设置输出路径
//strOutputPath += strName + "_" + "_intersect.shp";
intersectTool.out_feature_class = strOutputPath;
intersectTool.output_type = "ALL";
//执行求交运算
result = gp.Execute(intersectTool, null) as IGeoProcessorResult;
break;
case "求并（Union）":
Union unionTool = new Union();
//设置输入要素
unionTool.in_features = pObject;
//设置输出路径
strOutputPath += strName + "_" + "_union.shp";
unionTool.out_feature_class = strOutputPath;
//执行联合运算
result = gp.Execute(unionTool, null) as IGeoProcessorResult;
break;
case "擦除（Erase）":
//Identity identityTool = new Identity();
Erase eraseTool = new Erase();
//设置输入要素
eraseTool.in_features = inputFeat;
eraseTool.erase_features = overlayFeat;
//设置输出路径
strOutputPath += strName + "-" + "_erase.shp";
eraseTool.out_feature_class = strOutputPath;
//执行标识结果
result = gp.Execute(eraseTool, null) as IGeoProcessorResult;
break;
}
}
catch (System.Exception ex)
{
//添加处理过程消息
texMessage.Text += "叠置分析过程出现错误：" + ex.Message + "\r\n";
}
//判断叠置分析是否成功
if (result.Status != ESRI.ArcGIS.esriSystem.esriJobStatus.esriJobSucceeded)
{
texMessage.Text += "叠置失败！";
}
else
{
this.DialogResult = DialogResult.OK;
texMessage.Text += "叠置成功！";
//int index1 = strOutputPath.LastIndexOf("\\");
//this.mMapControl.AddShapeFile(strOutputPath.Substring(0, index1), strOutputPath.Substring(index1));
}
}