public void gpProgressChanged(object sender, ESRI.ArcGIS.Geoprocessor.ProgressChangedEventArgs e)
{
//System.Windows.Forms.ProgressBar progressBar = progressBar1;
IGeoProcessorResult2 gpResult = (IGeoProcessorResult2)e.GPResult;
switch (e.ProgressChangedType)
{
case (ProgressChangedType.Show):
//The tool that is running reports progress or has stopped reporting progress; make the
// progress bar visible if appropriate.
//progressBar.Visible = e.Show;
break;
case (ProgressChangedType.Message):
//The application does not use these, since a tool being used reports percentage progress.
break;
case (ProgressChangedType.Percentage):
//progressBar.Value = (int)
//e.ProgressPercentage;
break;
default:
throw new ApplicationException(
"unexpected ProgressChangedEventsArgs.ProgressChangedType");
break;
}
}
public void gpToolExecuted(object sender, ToolExecutedEventArgs e)
{
IGeoProcessorResult2 result = e.GPResult as IGeoProcessorResult2;
if (result.Status.Equals(esriJobStatus.esriJobSucceeded))
{
//Check that there are no information or warning messages.
if (result.MaxSeverity == 0)
{
//Get the return value.
object returnValue = result.ReturnValue;
//Application specific code,
//for example, find the layer to which this return value corresponds.
}
else
{
//Application specific code.
}
}
else
{
//Get all messages.
IGPMessages msgs = result.GetResultMessages();
for (int i = 0; i < result.MessageCount; i++)
{
IGPMessage2 msg = msgs.GetMessage(i) as IGPMessage2;
//Application specific code.
}
}
}
private void ExecuteGP(IGPProcess GPProcess)
{
Geoprocessor gp = new Geoprocessor {
OverwriteOutput = true
};
try
{
IGeoProcessorResult2 result = gp.Execute(GPProcess, null) as IGeoProcessorResult2;
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "GP Error");
}
finally
{
System.Text.StringBuilder sb = new System.Text.StringBuilder();
for (int i = 0; i < gp.MessageCount; i++)
{
sb.AppendLine(gp.GetMessage(i));
}
if (sb.Capacity > 0)
{
MessageBox.Show(sb.ToString(), "GP Messages");
}
}
}
/// <summary>
/// Handles the ToolExecuting event. All tools start by firing this event.
/// </summary>
void _gp_ToolExecuting(object sender, ToolExecutingEventArgs e)
{
IGeoProcessorResult2 gpResult = (IGeoProcessorResult2)e.GPResult;
listView1.Items.Add(new ListViewItem(new string[2] {
"ToolExecuting", gpResult.Process.Tool.Name + " " + gpResult.Status.ToString()
}, "information"));
}
public static void Messages(IGeoProcessorResult2 result)
{
if (result.MessageCount <= 0)
{
return;
}
for (var i = 0; i < result.MessageCount; i++)
{
Console.WriteLine(result.GetMessage(i));
}
}
/// <summary>
/// Handles the ProgressChanged event.
/// </summary>
void _gp_ProgressChanged(object sender, ESRI.ArcGIS.Geoprocessor.ProgressChangedEventArgs e)
{
IGeoProcessorResult2 gpResult = (IGeoProcessorResult2)e.GPResult;
if (e.ProgressChangedType == ProgressChangedType.Message)
{
listView1.Items.Add(new ListViewItem(new string[2] {
"ProgressChanged", e.Message
}, "information"));
}
}
public void gpToolExecuting(object sender, ToolExecutingEventArgs e)
{
IGeoProcessorResult2 result = e.GPResult as IGeoProcessorResult2;
//Determine if this is the tool to handle this event.
if (result.Process.Tool.Name.Equals("CopyFeatures_management") && result.GetInput(0)
.GetAsText().Equals(FileGDBPath + "\\testPoint_10w") && result.GetOutput(0)
.GetAsText().Equals(FileGDBPath + "\\testPoint_10w_Copy"))
{
//Application specific code.
}
}
public static void Messages(IGeoProcessorResult2 result)
{
if (result.MessageCount <= 0)
{
return;
}
for (var i = 0; i < result.MessageCount; i++)
{
_msg.Items.Add(result.GetMessage(i));
}
_msg.Items.Add(">>>>>>>>>>>>>>>"); _msg.Refresh();
}
/// <summary>
/// Handles the ToolExecuted event. All tools end by firing this event. If the tool executed successfully
/// the next tool in the queue is removed and submitted for execution. If unsuccessful, geoprocessing is terminated,
/// an error message is written to the ListViewControl and the is queue cleared. After the final tool has executed
/// the result layer is added to the Map.
/// </summary>
void _gp_ToolExecuted(object sender, ToolExecutedEventArgs e)
{
IGeoProcessorResult2 gpResult = (IGeoProcessorResult2)e.GPResult;
try
{
//The first GP tool has completed, if it was successful process the others
if (gpResult.Status == esriJobStatus.esriJobSucceeded)
{
listView1.Items.Add(new ListViewItem(new string[2] {
"ToolExecuted", gpResult.Process.Tool.Name
}, "success"));
//Execute next tool in the queue
if (_myGPToolsToExecute.Count > 0)
{
_gp.ExecuteAsync(_myGPToolsToExecute.Dequeue());
}
//If last tool has executed add the output layer to the map
else
{
IFeatureClass resultFClass = _gp.Open(gpResult.ReturnValue) as IFeatureClass;
IFeatureLayer resultLayer = new FeatureLayerClass();
resultLayer.FeatureClass = resultFClass;
resultLayer.Name = resultFClass.AliasName;
//Add the result to the map
axMapControl1.AddLayer((ILayer)resultLayer, 2);
axTOCControl1.Update();
//add the result layer to the List of result layers
_resultsList.Add(resultLayer);
}
}
//If the GP process failed, do not try to process any more tools in the queue
else if (gpResult.Status == esriJobStatus.esriJobFailed)
{
//The actual GP error message will be output by the MessagesCreated event handler
listView1.Items.Add(new ListViewItem(new string[2] {
"ToolExecuted", gpResult.Process.Tool.Name + " failed, any remaining processes will not be executed."
}, "error"));
//Empty the queue
_myGPToolsToExecute.Clear();
}
}
catch (Exception ex)
{
listView1.Items.Add(new ListViewItem(new string[2] {
"ToolExecuted", ex.Message
}, "error"));
}
}
/// <summary>
/// 输出结果的过程信息
/// </summary>
/// <param name="gpResult"></param>
/// <returns></returns>
public static string GetMessages(IGeoProcessorResult2 gpResult)
{
StringBuilder msgBuilder = new StringBuilder();
if (gpResult != null)
{
for (int i = 0; i < gpResult.MessageCount; i++)
{
msgBuilder.Append(gpResult.GetMessage(i));
msgBuilder.Append(" ");
}
}
return msgBuilder.ToString();
}
/// <param name="pFeatureClass1">相交要素1</param>
/// <param name="pFeatureClass2">相交要素2</param>
/// <param name="gdbPath">数据库路径</param>
private IFeatureClass Intersect(IFeatureClass pFeatureClass1, IFeatureClass pFeatureClass2, string gdbPath)
{
IFeatureClass pOutFeatureClass = null;
try
{
//调用GP
ESRI.ArcGIS.Geoprocessor.Geoprocessor gp = new ESRI.ArcGIS.Geoprocessor.Geoprocessor();
gp.OverwriteOutput = true;
//多个对象的输入：使用IGpValueTableObject接口，该接口可以设置
IGpValueTableObject vtobject = new GpValueTableObjectClass();
object pFeature1 = pFeatureClass1;
object pFeature2 = pFeatureClass2;
vtobject.SetColumns(2);
vtobject.AddRow(ref pFeature1);
vtobject.AddRow(ref pFeature2);
ESRI.ArcGIS.AnalysisTools.Intersect pIntersect = new ESRI.ArcGIS.AnalysisTools.Intersect();
pIntersect.in_features = vtobject;
pIntersect.out_feature_class = System.Environment.CurrentDirectory + @"\temp\" + "temp.shp";
pIntersect.output_type = "Input";
IGeoProcessorResult2 result = (IGeoProcessorResult2)gp.Execute(pIntersect, null);
if (result.Status != ESRI.ArcGIS.esriSystem.esriJobStatus.esriJobSucceeded)
{
MessageBox.Show("操作失败！");
return(null);
}
else
{
//获取结果;
IFeatureClass resultFClass = gp.Open(result.ReturnValue) as IFeatureClass;
IDataset pDataset = resultFClass as IDataset;
//目标数据库;
IWorkspaceFactory factory = new FileGDBWorkspaceFactoryClass();
IWorkspace objectWorkspace = factory.OpenFromFile(gdbPath, 0);
string fileName = pFeatureClass1.AliasName + "_" + pFeatureClass2.AliasName;
pOutFeatureClass = IFeatureDataConverter_ConvertFeatureClass(pDataset.Workspace, objectWorkspace, pDataset.Name, fileName);
}
}
catch (System.Exception ex)
{
MessageBox.Show("操作失败！");
return(null);
}
return(pOutFeatureClass);
}
/// <summary>
/// 输出结果的过程信息
/// </summary>
/// <param name="gpResult"></param>
/// <returns></returns>
public static string GetMessages(IGeoProcessorResult2 gpResult)
{
StringBuilder msgBuilder = new StringBuilder();
if (gpResult != null)
{
for (int i = 0; i < gpResult.MessageCount; i++)
{
msgBuilder.Append(gpResult.GetMessage(i));
msgBuilder.Append(" ");
}
}
return(msgBuilder.ToString());
}
private void ToolStripMenuItem_RepairGeometry_Click(object sender, EventArgs e)
{
if (this.lstBox_Files.Items.Count <= 0)
{
return;
}
Cursor.Current = Cursors.WaitCursor;
this.ChangeStatus(false);
try
{
string path = string.Empty;
string logPath = Path.Combine(GlobalVar.LogPath, string.Format("Repair_{0}.txt", DateTime.Now.ToString("yyyy-MM-dd HH-mm-ss.ss")));
using (StreamWriter sw = new StreamWriter(logPath, true))
{
Geoprocessor gp = new Geoprocessor();
gp.OverwriteOutput = true;
RepairGeometry rg = new RepairGeometry();
foreach (var item in this.lstBox_Files.Items)
{
if (item == null)
{
continue;
}
path = item.ToString();
if (!File.Exists(path))
{
continue;
}
rg.in_features = path;
IGeoProcessorResult2 result = SpatialAnalysisHelper.RunGeoProcessor(gp, rg, null);
string resStr = SpatialAnalysisHelper.GetMessages(result);
sw.WriteLine(resStr);
sw.Flush();
this.txtbox_log.Text += resStr + "\r\n";
this.txtbox_log.SelectionStart = this.txtbox_log.Text.Length;
this.txtbox_log.ScrollToCaret();
}
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
}
finally
{
this.ChangeStatus(true);
Cursor.Current = Cursors.Default;
}
}
/// <summary>
/// 运行地理分析工具
/// </summary>
/// <param name="gp"></param>
/// <param name="process"></param>
/// <param name="trackCancel"></param>
/// <returns></returns>
public static IGeoProcessorResult2 RunGeoProcessor(Geoprocessor gp, IGPProcess process, ITrackCancel trackCancel)
{
IGeoProcessorResult2 gpResult = null;
try
{
gpResult = gp.Execute(process, trackCancel) as IGeoProcessorResult2; //执行分析
return(gpResult);
}
catch (Exception ex)
{
#if DEBUG
System.Diagnostics.Debug.WriteLine(string.Format("#RunGP:{0};{1}", ex.Message, ex.StackTrace));
#endif
return(gpResult);
}
}
/// <summary>
/// Runs a Geoprocessing tool.
/// </summary>
/// <param name="geoprocessor">The ArcGIS Geoprocessor defining the environment the Geoprocessing Tool will run in.</param>
/// <param name="process">The Geoprocessing tool to run.</param>
/// <returns>The result object of the Geoprocessing tool.</returns>
public static object RunGpTool(Geoprocessor geoprocessor, IGPProcess process)
{
object result = null;
try
{
bool tryAgain = false;
int retryCount = 0;
int maxRetries = 1;
do
{
retryCount++;
try
{
geoprocessor.ProgressChanged += Geoprocessor_ProgressChanged;
geoprocessor.MessagesCreated += Geoprocessor_MessagesCreated;
IGeoProcessorResult2 geoprocessorResult = geoprocessor.Execute(process, null) as IGeoProcessorResult2;
result = geoprocessorResult.ReturnValue;
tryAgain = false;
}
catch (Exception ex)
{
if (retryCount <= maxRetries)
{
tryAgain = true;
}
else
{
throw new Exception("Geoprocessing tool " + process.ToolName + " failed after " + retryCount + " attempts.", ex);
}
}
}while (tryAgain);
return(result);
}
catch (Exception ex)
{
System.Diagnostics.Debug.WriteLine(ex.GetType().FullName + ": " + ex.Message);
throw;
}
}
private void 获取报错信息ToolStripMenuItem_Click(object sender, EventArgs e)
{
Geoprocessor GP = new Geoprocessor();
GP.OverwriteOutput = true;
// Create the tool process object.
ESRI.ArcGIS.AnalysisTools.Buffer bufferTool = new
ESRI.ArcGIS.AnalysisTools.Buffer();
// Set parameter values.
//bufferTool.in_features = FileGDBPath + "\\LotIds";
bufferTool.in_features = FileGDBPath + "\\line";
//bufferTool.out_feature_class = FileGDBPath + "\\LotIds_BufferSystem";
bufferTool.out_feature_class = FileGDBPath + "\\line_Buffer";
bufferTool.buffer_distance_or_field = "100 Feet";
bufferTool.line_side = "LEFT";
bufferTool.line_end_type = "FLAT";
try
{
IGeoProcessorResult2 result = GP.Execute(bufferTool, null) as IGeoProcessorResult2;
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "GP Error");
}
finally
{
System.Text.StringBuilder sb = new System.Text.StringBuilder();
for (int i = 0; i < GP.MessageCount; i++)
{
sb.AppendLine(GP.GetMessage(i));
}
if (sb.Capacity > 0)
{
MessageBox.Show(sb.ToString(), "GP Messages");
}
}
}
private void 后台GPToolStripMenuItem_Click(object sender, EventArgs e)
{
Geoprocessor gp = new Geoprocessor();
gp.OverwriteOutput = true;
gp.ToolExecuting += new EventHandler <ESRI.ArcGIS.Geoprocessor.ToolExecutingEventArgs>(gpToolExecuting);
gp.ProgressChanged += new EventHandler <ESRI.ArcGIS.Geoprocessor.ProgressChangedEventArgs>(gpProgressChanged);
//Register to receive the geoprocessor event when the tools have completed execution.
gp.ToolExecuted += new EventHandler <ESRI.ArcGIS.Geoprocessor.ToolExecutedEventArgs>(gpToolExecuted);
// Create a variant array to hold the parameter values.
IVariantArray parameters = new VarArrayClass();
object sev = null;
// Populate the variant array with parameter values.
parameters.Add(FileGDBPath + "\\testPoint_10w");
parameters.Add(FileGDBPath + "\\testPoint_10w_Copy");
IGeoProcessorResult2 gpResult = gp.Execute("CopyFeatures_management", parameters, null) as
IGeoProcessorResult2;
}
private void 前后台GP对比ToolStripMenuItem_Click(object sender, EventArgs e)
{
//前台执行GP
Geoprocessor gp = new Geoprocessor();
gp.OverwriteOutput = true;
// Create a variant array to hold the parameter values.
IVariantArray parameters = new VarArrayClass();
// Populate the variant array with parameter values.
parameters.Add(FileGDBPath + "\\testPoint_100w");
parameters.Add(FileGDBPath + "\\testPoint_100w_CopyPre");
try
{
IGeoProcessorResult2 result = gp.ExecuteAsync("CopyFeatures_management", parameters) as IGeoProcessorResult2;
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "GP Error");
}
finally
{
System.Text.StringBuilder sb = new System.Text.StringBuilder();
for (int i = 0; i < gp.MessageCount; i++)
{
sb.AppendLine(gp.GetMessage(i));
}
if (sb.Capacity > 0)
{
MessageBox.Show(sb.ToString(), "GP Messages");
}
}
//后台执行GP
// Create a variant array to hold the parameter values.
IVariantArray parameters1 = new VarArrayClass();
// Populate the variant array with parameter values.
parameters1.Add(FileGDBPath + "\\testPoint_100w");
parameters1.Add(FileGDBPath + "\\testPoint_100w_CopyBack");
try
{
IGeoProcessorResult2 result = gp.Execute("CopyFeatures_management", parameters1, null) as IGeoProcessorResult2;
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "GP Error");
}
finally
{
System.Text.StringBuilder sb = new System.Text.StringBuilder();
for (int i = 0; i < gp.MessageCount; i++)
{
sb.AppendLine(gp.GetMessage(i));
}
if (sb.Capacity > 0)
{
MessageBox.Show(sb.ToString(), "GP Messages");
}
}
}
