private void button2_Click(object sender, EventArgs e) { ESRI.ArcGIS.Geoprocessor.Geoprocessor gp = new ESRI.ArcGIS.Geoprocessor.Geoprocessor(); gp.OverwriteOutput = true; double bufferDistance = 0.0; bufferDistance = Convert.ToDouble(textBox1.Text); ILayer pLayer = new FeatureLayerClass(); for (int i = 0; i < global.pMap.LayerCount - 1; i++) { if (global.pMap.Layer[i].Name == comboBox2.Text) { pLayer = global.pMap.Layer[i]; } } bufferfilesave = false; ESRI.ArcGIS.AnalysisTools.Buffer buffer = new ESRI.ArcGIS.AnalysisTools.Buffer(pLayer, textBox2.Text, textBox2.Text.Trim() + " " + (comboBox2.SelectedItem)); buffer.dissolve_option = "ALL"; //这个要设成ALL,否则相交部分不会融合 buffer.line_side = "FULL"; //默认是"FULL",最好不要改否则出错 buffer.line_end_type = "ROUND"; //默认是"ROUND",最好不要改否则出错 ESRI.ArcGIS.Geoprocessing.IGeoProcessorResult results = (ESRI.ArcGIS.Geoprocessing.IGeoProcessorResult)(gp.Execute(buffer, null)); if ((int)results.Status != 4) { MessageBox.Show("缓冲区分析失败!"); } else { MessageBox.Show("缓冲区分析成功!"); bufferfilesave = true; } bufferShpPath = textBox2.Text; }
private void button2_Click(object sender, EventArgs e) { string text; text = textBox1.Text; Geoprocessor GP = new Geoprocessor(); GP.OverwriteOutput = true; ESRI.ArcGIS.AnalysisTools.Buffer pBuffer = new ESRI.ArcGIS.AnalysisTools.Buffer(); ILayer pLayer = aMap.get_Layer(0); IFeatureLayer featLayer = pLayer as IFeatureLayer; pBuffer.in_features = featLayer; string filepath = @"c:\temp"; pBuffer.out_feature_class = filepath + "\\" + pLayer.Name + ".shp"; pBuffer.buffer_distance_or_field = text; pBuffer.dissolve_option = "ALL"; GP.Execute(pBuffer, null); aMap.AddShapeFile(filepath, pLayer.Name); aMap.MoveLayerTo(1, 0); }
public void ReturnBufferFeatureClass(IFeatureLayer pInputlayer, string pOutputPath, double bufferDistance, string units) { //判断缓冲区距离 if (bufferDistance == 0.0) { MessageBox.Show("缓冲区距离无效!"); //return null; } //get an instance of the geoprocessor Geoprocessor gp = new Geoprocessor(); gp.OverwriteOutput = true; //create a new instance of a buffer tool ESRI.ArcGIS.AnalysisTools.Buffer buffer = new ESRI.ArcGIS.AnalysisTools.Buffer(pInputlayer, pOutputPath, Convert.ToString(bufferDistance) + " " + units); //buffer.dissolve_option = "ALL";//这个要设成ALL,否则相交部分不会融合 buffer.dissolve_option = "NONE";//这个要设成ALL,否则相交部分不会融合 //buffer.line_side = "FULL";//默认是"FULL",最好不要改否则出错 //buffer.line_end_type = "ROUND";//默认是"ROUND",最好不要改否则出错 try { //results = (IGeoProcessorResult)gp.Execute(buffer, null); gp.Execute(buffer, null); } catch (Exception ex) { MessageBox.Show(ex.Message); } }
private IGeoProcessorResult CreateBuffer(Geoprocessor gp) { txtMessages.Text += "Creating Buffer: " + "\r\n"; txtMessages.Update(); ESRI.ArcGIS.AnalysisTools.Buffer buffer = new ESRI.ArcGIS.AnalysisTools.Buffer(); IFeatureLayer bufferLayer = GetFeatureLayer(strBufferLayer); buffer.in_features = bufferLayer; bufferedFeatureClassName = strBufferLayer + "_" + "Buffer"; string outputFullPath = System.IO.Path.Combine(strOutputPath, bufferedFeatureClassName); buffer.out_feature_class = outputFullPath; buffer.buffer_distance_or_field = bufferDistanceField; buffer.line_side = strSideType; buffer.line_end_type = strEndType; buffer.dissolve_option = strDissolveType; buffer.dissolve_field = strDissolveFields; IGeoProcessorResult results = (IGeoProcessorResult)gp.Execute(buffer, null); buffer = null; txtMessages.Text += ReturnMessages(gp); txtMessages.Text += "Buffer Created! " + "\r\n"; ScrollToBottom(txtMessages); txtMessages.Update(); return(results); }
private IGeoProcessorResult CreateBuffer(Geoprocessor gp) { strBufferLayer = cboBufferLayer.Text; //Buffer_analysis (in_features, out_feature_class, buffer_distance_or_field, line_side, line_end_type, dissolve_option, dissolve_field) ESRI.ArcGIS.AnalysisTools.Buffer buffer = new ESRI.ArcGIS.AnalysisTools.Buffer(); IFeatureLayer bufferLayer = GetFeatureLayer(strBufferLayer); buffer.in_features = bufferLayer; string outputFullPath = System.IO.Path.Combine(strOutputPath, textBox1.Text); buffer.out_feature_class = outputFullPath; buffer.buffer_distance_or_field = bufferDistanceField + " " + (string)comboBox1.SelectedItem; buffer.line_side = strSideType; buffer.line_end_type = strEndType; buffer.dissolve_option = strDissolveType; buffer.dissolve_field = strDissolveFields; IGeoProcessorResult results = (IGeoProcessorResult)gp.Execute(buffer, null); IFeatureLayer pOutputFeatLayer = new FeatureLayerClass(); outputFeatureName = textBox1.Text; FileInfo info = new FileInfo(outputFeatureName); string path = outputFeatureName.Substring(0, outputFeatureName.Length - info.Name.Length); axMapControl1.AddShapeFile(path, info.Name); axMapControl1.Refresh(esriViewDrawPhase.esriViewGeography, null, null); return(results); }
/// <summary> /// Handles the click event of the Button and starts asynchronous geoprocessing. /// </summary> private void btnRunGP_Click(object sender, EventArgs e) { try { #region tidy up any previous gp runs //Clear the ListView control listView1.Items.Clear(); //Remove any result layers present in the map IMapLayers mapLayers = axMapControl1.Map as IMapLayers; foreach (IFeatureLayer resultLayer in _resultsList) { mapLayers.DeleteLayer(resultLayer); } axTOCControl1.Update(); //Empty the results layer list _resultsList.Clear(); //make sure that my GP tool queue is empty _myGPToolsToExecute.Clear(); #endregion //Buffer the selected cities by the specified distance ESRI.ArcGIS.AnalysisTools.Buffer bufferTool = new ESRI.ArcGIS.AnalysisTools.Buffer(); bufferTool.in_features = _layersDict["Cities"]; bufferTool.buffer_distance_or_field = txtBufferDistance.Text + " Miles"; bufferTool.out_feature_class = "city_buffer.shp"; //Clip the zip codes layer with the result of the buffer tool ESRI.ArcGIS.AnalysisTools.Clip clipTool = new ESRI.ArcGIS.AnalysisTools.Clip(); clipTool.in_features = _layersDict["ZipCodes"]; clipTool.clip_features = bufferTool.out_feature_class; clipTool.out_feature_class = "city_buffer_clip.shp"; //To run multiple GP tools asynchronously, all tool inputs must exist before ExecuteAsync is called. //The output from the first buffer operation is used as an input to the second clip //operation. To deal with this restriction a Queue is created and all tools added to it. The first tool //is executed from this method, whereas the second is executed from the ToolExecuted event. This approach //is scalable - any additional geoprocessing tools added to this queue will also be executed in turn. _myGPToolsToExecute.Enqueue(bufferTool); _myGPToolsToExecute.Enqueue(clipTool); _gp.ExecuteAsync(_myGPToolsToExecute.Dequeue()); } catch (Exception ex) { listView1.Items.Add(new ListViewItem(new string[2] { "N/A", ex.Message }, "error")); } }
//开始分析 private void btnBufferStart_Click(object sender, EventArgs e) { //缓冲距离 double bufferDistance; //输入的缓冲距离转换为double double.TryParse(txtBufferDistance.Text.ToString(), out bufferDistance); //判断输出路径是否合法 if (!System.IO.Directory.Exists(System.IO.Path.GetDirectoryName(txtOutputLayer.Text)) || System.IO.Path.GetExtension(txtOutputLayer.Text) != ".shp") { MessageBox.Show("输出路径错误!"); return; } //判断图层个数 if (mHookHelper.FocusMap.LayerCount == 0) { return; } //获取图层 IFeatureLayer pFeatureLayer = GetFeatureLayer((string)cmbLayerName.SelectedItem); if (null == pFeatureLayer) { MessageBox.Show("图层" + (string)cmbLayerName.SelectedItem + "不存在!\r\n"); return; } //获取一个geoprocessor的实例 Geoprocessor gp = new 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; //缓冲区保存路径 strOutputPath = txtOutputLayer.Text; //创建一个Buffer工具的实例 ESRI.ArcGIS.AnalysisTools.Buffer buffer = new ESRI.ArcGIS.AnalysisTools.Buffer(pFeatureLayer, strOutputPath, bufferDistance.ToString()); //执行缓冲区分析 IGeoProcessorResult results = null; results = (IGeoProcessorResult)gp.Execute(buffer, null); //判断缓冲区是否成功生成 if (results.Status != esriJobStatus.esriJobSucceeded) { MessageBox.Show("图层" + pFeatureLayer.Name + "缓冲区生成失败!"); } else { this.DialogResult = DialogResult.OK; MessageBox.Show("缓冲区生成成功!"); } }
/// <summary> /// Generate buffer area for input shapefile /// </summary> /// <param name="inputFilePath"></param> /// <param name="bufferDistance"></param> /// <param name="outputFilePath"></param> void Buffer(string inputFilePath, double bufferDistance, string outputFilePath) { Geoprocessor geoprocessor = new Geoprocessor(); ESRI.ArcGIS.AnalysisTools.Buffer buffer = new ESRI.ArcGIS.AnalysisTools.Buffer(); buffer.in_features = inputFilePath; buffer.out_feature_class = outputFilePath; buffer.buffer_distance_or_field = bufferDistance; geoprocessor.Execute(buffer, null); outputCallback(inputFilePath, outputFilePath); }
void IBuffer.BufferInsideSde(string in_features, string out_feature, object distance) { Geoprocessor gp = new Geoprocessor(); ESRI.ArcGIS.AnalysisTools.Buffer bufferTool = new ESRI.ArcGIS.AnalysisTools.Buffer(); //_environment = "Database Connections/Connection to HT-LAPTOP.sde"; //MessageBox.Show("TnBuffer-line:85--environment: " + _environment); gp.SetEnvironmentValue("workspace", _environment); bufferTool.in_features = in_features; bufferTool.out_feature_class = out_feature; bufferTool.buffer_distance_or_field = distance; runTool(gp, bufferTool, null); }
private void button1_Click(object sender, EventArgs e) { path = textBox1.Text; distance = textBox2.Text + " " + comboBox2.Text; Geoprocessor gp = new Geoprocessor(); gp.OverwriteOutput = true; ESRI.ArcGIS.AnalysisTools.Buffer buffer = new ESRI.ArcGIS.AnalysisTools.Buffer(featureLaer, path, distance); Console.WriteLine(buffer); try { gp.Execute(buffer, null); MessageBox.Show("缓冲区建立成功"); } catch { MessageBox.Show("缓冲区建立失败!"); } }
public static void WBuffer(IFeature Feature) { Geoprocessor gp = new Geoprocessor(); ESRI.ArcGIS.AnalysisTools.Buffer buffer = new ESRI.ArcGIS.AnalysisTools.Buffer(Feature, @"F:\Github\Traffic\LoowooTech.Traffic\LoowooTech.Traffic\bin\Debug\Temp\output.shp", "1 Kilometers"); gp.Execute(buffer, null); }
/// <summary> /// Handles the click event of the Button and starts asynchronous geoprocessing. /// </summary> private void btnRunGP_Click(object sender, EventArgs e) { try { #region tidy up any previous gp runs //Clear the ListView control listView1.Items.Clear(); //Remove any result layers present in the map IMapLayers mapLayers = axMapControl1.Map as IMapLayers; foreach (IFeatureLayer resultLayer in _resultsList) { mapLayers.DeleteLayer(resultLayer); } axTOCControl1.Update(); //Empty the results layer list _resultsList.Clear(); //make sure that my GP tool queue is empty _myGPToolsToExecute.Clear(); #endregion //Buffer the selected cities by the specified distance ESRI.ArcGIS.AnalysisTools.Buffer bufferTool = new ESRI.ArcGIS.AnalysisTools.Buffer(); bufferTool.in_features = _layersDict["Cities"]; bufferTool.buffer_distance_or_field = txtBufferDistance.Text + " Miles"; bufferTool.out_feature_class = "city_buffer.shp"; //Clip the zip codes layer with the result of the buffer tool ESRI.ArcGIS.AnalysisTools.Clip clipTool = new ESRI.ArcGIS.AnalysisTools.Clip(); clipTool.in_features = _layersDict["ZipCodes"]; clipTool.clip_features = bufferTool.out_feature_class; clipTool.out_feature_class = "city_buffer_clip.shp"; //To run multiple GP tools asynchronously, all tool inputs must exist before ExecuteAsync is called. //The output from the first buffer operation is used as an input to the second clip //operation. To deal with this restriction a Queue is created and all tools added to it. The first tool //is executed from this method, whereas the second is executed from the ToolExecuted event. This approach //is scalable - any additional geoprocessing tools added to this queue will also be executed in turn. _myGPToolsToExecute.Enqueue(bufferTool); _myGPToolsToExecute.Enqueue(clipTool); _gp.ExecuteAsync(_myGPToolsToExecute.Dequeue()); } catch (Exception ex) { listView1.Items.Add(new ListViewItem(new string[2] { "N/A", ex.Message }, "error")); } }
private void buttonX1Buffer_Click(object sender, EventArgs e) { //make sure that all parameters are okay double bufferDistance; //转换distance为double类型 double.TryParse(textBoxX1.Text, out bufferDistance); if (0.0 == bufferDistance) { MessageBox.Show("缓冲区距离无效!"); return; } //判断输出路径是否合法 try { if (!System.IO.Directory.Exists(System.IO.Path.GetDirectoryName(textBoxX2.Text)) || ".shp" != System.IO.Path.GetExtension(textBoxX2.Text)) { return; } } catch (System.Exception ex) { MessageBox.Show("路径无效!"); } //判断图层个数 if (m_hookHelper.FocusMap.LayerCount == 0) { return; } //get the layer from the map IFeatureLayer pInputlayer = GetFeatureLayer((string)comboBoxEx1.SelectedItem); if (null == pInputlayer) { textBoxX3.Text += "找不到图层 " + (string)comboBoxEx1.SelectedItem + "!\r\n"; return; } //scroll the textbox to the bottom ScrollToBottom(); textBoxX3.Text += "\r\n缓冲区分析开始,请稍候..\r\n"; textBoxX3.Update(); //get an instance of the geoprocessor Geoprocessor gp = new Geoprocessor(); gp.OverwriteOutput = true; //IDataset dataset1 = pInputlayer as IDataset; //IGeoDataset geoDataset = dataset1 as IGeoDataset; //ClsConvertUnit clsConvertUnit = new ClsConvertUnit(); //double pTrandist = clsConvertUnit.GetBufferValueByUnit(geoDataset.SpatialReference, bufferDistance); object test = Convert.ToString(bufferDistance) + " " + (string)comboBoxEx2.SelectedItem; //create a new instance of a buffer tool ESRI.ArcGIS.AnalysisTools.Buffer buffer = new ESRI.ArcGIS.AnalysisTools.Buffer(pInputlayer, textBoxX2.Text, Convert.ToString(bufferDistance) + " " + (string)comboBoxEx2.SelectedItem); ////ESRI.ArcGIS.AnalysisTools.Buffer buffer = new ESRI.ArcGIS.AnalysisTools.Buffer(pInputlayer, textBoxX2.Text, Convert.ToString(pTrandist) + " " + (string)comboBoxEx2.SelectedItem); //buffer.dissolve_option = "ALL";//这个要设成ALL,否则相交部分不会融合 buffer.dissolve_option = "NONE";//这个要设成ALL,否则相交部分不会融合 //buffer.line_side = "FULL";//默认是"FULL",最好不要改否则出错 //buffer.line_end_type = "ROUND";//默认是"ROUND",最好不要改否则出错 //execute the buffer tool (very easy :-)) IGeoProcessorResult results = null; try { results = (IGeoProcessorResult)gp.Execute(buffer, null); } catch (Exception ex) { textBoxX3.Text += "缓冲区分析失败: " + pInputlayer.Name + "\r\n"; } if (results.Status != esriJobStatus.esriJobSucceeded) { textBoxX3.Text += "缓冲区分析失败: " + pInputlayer.Name + "\r\n"; } //scroll the textbox to the bottom ScrollToBottom(); textBoxX3.Text += "\r\n分析完成.\r\n"; textBoxX3.Text += "-----------------------------------------------------------------------------------------\r\n"; //scroll the textbox to the bottom ScrollToBottom(); }
//开始分析 private void btnBufferStart_Click(object sender, EventArgs e) { //缓冲距离 double bufferDistance; //输入的缓冲距离转换为double double.TryParse(txtBufferDistance.Text.ToString(), out bufferDistance); //判断输出路径是否合法 if (!System.IO.Directory.Exists(System.IO.Path.GetDirectoryName(txtOutputLayer.Text)) || System.IO.Path.GetExtension(txtOutputLayer.Text) != ".shp") { MessageBox.Show("输出路径错误!"); return; } //判断图层个数 if (mHookHelper.FocusMap.LayerCount == 0) return; //获取图层 IFeatureLayer pFeatureLayer = GetFeatureLayer((string)cmbLayerName.SelectedItem); if (null == pFeatureLayer) { MessageBox.Show("图层" + (string)cmbLayerName.SelectedItem + "不存在!\r\n"); return; } //获取一个geoprocessor的实例 Geoprocessor gp = new 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; //缓冲区保存路径 strOutputPath = txtOutputLayer.Text; //创建一个Buffer工具的实例 ESRI.ArcGIS.AnalysisTools.Buffer buffer = new ESRI.ArcGIS.AnalysisTools.Buffer(pFeatureLayer, strOutputPath, bufferDistance.ToString()); //执行缓冲区分析 IGeoProcessorResult results = null; results = (IGeoProcessorResult)gp.Execute(buffer, null); //判断缓冲区是否成功生成 if (results.Status != esriJobStatus.esriJobSucceeded) MessageBox.Show("图层" + pFeatureLayer.Name + "缓冲区生成失败!"); else { this.DialogResult = DialogResult.OK; MessageBox.Show("缓冲区生成成功!"); } }
private void gpProcess() { try { #region tidy up any previous gp runs //Clear the ListView control listView1.Items.Clear(); //Remove any result layers present in the map IMapLayers mapLayers = axMapControl1.Map as IMapLayers; foreach (IFeatureLayer resultLayer in _resultsList) { mapLayers.DeleteLayer(resultLayer); } axTOCControl1.Update(); //Empty the results layer list _resultsList.Clear(); //make sure that my GP tool queue is empty _myGPToolsToExecute.Clear(); #endregion //Buffer the selected cities by the specified distance ESRI.ArcGIS.AnalysisTools.Buffer bufferTool = new ESRI.ArcGIS.AnalysisTools.Buffer(); bufferTool.in_features = _layersDict["Cities"]; bufferTool.buffer_distance_or_field = txtBufferDistance.Text + " Miles"; bufferTool.out_feature_class = "city_buffer.shp"; //Clip the zip codes layer with the result of the buffer tool ESRI.ArcGIS.AnalysisTools.Clip clipTool = new ESRI.ArcGIS.AnalysisTools.Clip(); clipTool.in_features = _layersDict["ZipCodes"]; clipTool.clip_features = bufferTool.out_feature_class; clipTool.out_feature_class = "city_buffer_clip.shp"; _myGPToolsToExecute.Enqueue(bufferTool); _myGPToolsToExecute.Enqueue(clipTool); _gp.ExecuteAsync(_myGPToolsToExecute.Dequeue()); } catch (Exception ex) { listView1.Items.Add(new ListViewItem(new string[2] { "N/A", ex.Message }, "error")); } }
private void outBuffer_Click(object sender, EventArgs e) { double bufferDistance; //转换distance为double类型 double.TryParse(BufferDistance.Text, out bufferDistance); if (0.0 == bufferDistance) { MessageBox.Show("错误的距离!"); return; } //判断输出路径是否合法 if (!System.IO.Directory.Exists(System.IO.Path.GetDirectoryName(TxtOutPutPath.Text)) || ".shp" != System.IO.Path.GetExtension(TxtOutPutPath.Text)) { MessageBox.Show("错误的路径!"); return; } //判断图层个数 if (m_hookHelper.FocusMap.LayerCount == 0) { return; } //获取图层 IFeatureLayer layer = GetFeatureLayer((string)chooseLayer.SelectedItem); if (null == layer) { txtMessage.Text += "图层 " + (string)chooseLayer.SelectedItem + "不能被建立!\r\n"; return; } //将文本框滚动到底部 ScrollToBottom(); txtMessage.Text += "\r\n分析开始,这可能需要几分钟时间,请稍候..\r\n"; txtMessage.Update(); //get an instance of the geoprocessor Geoprocessor gp = new Geoprocessor(); gp.OverwriteOutput = true; strOutPutPath = TxtOutPutPath.Text; //create a new instance of a buffer tool ESRI.ArcGIS.AnalysisTools.Buffer buffer = new ESRI.ArcGIS.AnalysisTools.Buffer(layer, TxtOutPutPath.Text, Convert.ToString(bufferDistance) + " " + (string)Units.SelectedItem); buffer.dissolve_option = "ALL"; //这个要设成ALL,否则相交部分不会融合 //buffer.line_side = "FULL";//默认是"FULL",最好不要改否则出错 //buffer.line_end_type = "ROUND";//默认是"ROUND",最好不要改否则出错 //execute the buffer tool (very easy :-)) IGeoProcessorResult results = null; try { results = (IGeoProcessorResult)gp.Execute(buffer, null); } catch (Exception ex) { txtMessage.Text += "图层: " + layer.Name + "缓冲区生成失败!" + "\r\n"; } if (results.Status != esriJobStatus.esriJobSucceeded) { txtMessage.Text += "图层: " + layer.Name + "缓冲区生成失败!" + "\r\n"; } else { this.DialogResult = DialogResult.OK; txtMessage.Text += "缓冲区生成成功!"; } //scroll the textbox to the bottom ScrollToBottom(); txtMessage.Text += "\r\n分析完成.\r\n"; txtMessage.Text += "-----------------------------------------------------------------------------------------\r\n"; //scroll the textbox to the bottom ScrollToBottom(); }
private void buttonAnalysis_Click(object sender, EventArgs e) { //修改当前指针样式 this.Cursor = Cursors.WaitCursor; //make sure that all parameters are okay double bufferDistance; double.TryParse(txtBufferDistance.Text, out bufferDistance); if (0.0 == bufferDistance) { MessageBox.Show("无效的缓冲距离!"); return; } if (!System.IO.Directory.Exists(System.IO.Path.GetDirectoryName(txtOutputPath.Text)) || ".shp" != System.IO.Path.GetExtension(txtOutputPath.Text)) { MessageBox.Show("无效的文件名!"); return; } if (m_hookHelper.FocusMap.LayerCount == 0) { return; } //get the layer from the map IFeatureLayer layer = GetFeatureLayer((string)cboLayers.SelectedItem); if (null == layer) { txtMessages.Text += "图层 " + (string)cboLayers.SelectedItem + "未被找到!\r\n"; return; } //scroll the textbox to the bottom ScrollToBottom(); //add message to the messages box txtMessages.Text += "进行缓冲区的图层: " + layer.Name + "\r\n"; txtMessages.Text += "\r\n正在获取空间数据。这可能需要几秒钟时间...\r\n"; txtMessages.Update(); //get an instance of the geoprocessor Geoprocessor gp = new Geoprocessor(); gp.OverwriteOutput = true; txtMessages.Text += "正在进行缓冲区分析...\r\n"; txtMessages.Update(); //create a new instance of a buffer tool ESRI.ArcGIS.AnalysisTools.Buffer buffer = new ESRI.ArcGIS.AnalysisTools.Buffer(layer, txtOutputPath.Text, Convert.ToString(bufferDistance) + " " + (string)cboUnits.SelectedItem); //execute the buffer tool (very easy :-)) IGeoProcessorResult results = (IGeoProcessorResult)gp.Execute(buffer, null); if (results.Status != esriJobStatus.esriJobSucceeded) { txtMessages.Text += "缓冲区失败的图层: " + layer.Name + "\r\n"; } txtMessages.Text += ReturnMessages(gp); //scroll the textbox to the bottom ScrollToBottom(); txtMessages.Text += "\r\n完成!\r\n"; txtMessages.Text += "------------------------------------------------------\r\n"; //scroll the textbox to the bottom ScrollToBottom(); //修改当前指针样式 this.Cursor = Cursors.Default; }
private void buttonOk_Click(object sender, EventArgs e) { //检验参数是否正确设置 double bufferDistance; double.TryParse(txtBufferDistance.Text, out bufferDistance); if (0.0 == bufferDistance) { MessageBox.Show("距离设置错误!"); return; } if (!System.IO.Directory.Exists(System.IO.Path.GetDirectoryName(txtOutputPath.Text)) || ".shp" != System.IO.Path.GetExtension(txtOutputPath.Text)) { MessageBox.Show("输出格式错误!"); return; } if (ComboBoxLayer.Items.Count <= 0) { return; } IFeatureLayer pFeatureLayer = (IFeatureLayer)GetLayerByName(ComboBoxLayer.SelectedItem.ToString()); Geoprocessor gp = new Geoprocessor(); gp.OverwriteOutput = true; gp.AddOutputsToMap = true; string unit = "Kilometers"; ESRI.ArcGIS.AnalysisTools.Buffer buffer = new ESRI.ArcGIS.AnalysisTools.Buffer(pFeatureLayer, txtOutputPath.Text, Convert.ToString(bufferDistance) + " " + unit); IGeoProcessorResult results = (IGeoProcessorResult)gp.Execute(buffer, null); //添加缓冲区图层到当前地图中 string fileDirectory = txtOutputPath.Text.ToString().Substring(0, txtOutputPath.Text.LastIndexOf("\\")); int j; j = txtOutputPath.Text.LastIndexOf("\\"); string tmpstr = txtOutputPath.Text.ToString().Substring(j + 1); IWorkspaceFactory pWorkspaceFactory = new ShapefileWorkspaceFactory() as IWorkspaceFactory; IWorkspace pWS = pWorkspaceFactory.OpenFromFile(fileDirectory, 0); IFeatureWorkspace pFS = pWS as IFeatureWorkspace; //IFeatureClass pfc = pFS.OpenFeatureClass(this.ComboBoxLayer.SelectedText+ "_buffer.shp"); IFeatureClass pfc = pFS.OpenFeatureClass(tmpstr); IFeatureLayer pfl = new FeatureLayer() as IFeatureLayer; pfl.FeatureClass = pfc; pfl.Name = pfc.AliasName; IRgbColor pColor = new RgbColor() as IRgbColor; pColor.Red = 255; pColor.Green = 0; pColor.Blue = 0; pColor.Transparency = 255; //产生一个线符号对象 ILineSymbol pOutline = new SimpleLineSymbol(); pOutline.Width = 2; pOutline.Color = pColor; //设置颜色属性 pColor = new RgbColor(); pColor.Red = 255; pColor.Green = 0; pColor.Blue = 0; pColor.Transparency = 100; //设置填充符号的属性 ISimpleFillSymbol pFillSymbol = new SimpleFillSymbol(); pFillSymbol.Color = pColor; pFillSymbol.Outline = pOutline; pFillSymbol.Style = esriSimpleFillStyle.esriSFSSolid; ISimpleRenderer pRen; IGeoFeatureLayer pGeoFeatLyr = pfl as IGeoFeatureLayer; pRen = pGeoFeatLyr.Renderer as ISimpleRenderer; pRen.Symbol = pFillSymbol as ISymbol; pGeoFeatLyr.Renderer = pRen as IFeatureRenderer; ILayerEffects pLayerEffects = pfl as ILayerEffects; pLayerEffects.Transparency = 150; Form1.m_mapControl.AddLayer((ILayer)pfl, 0); MessageBox.Show(ComboBoxLayer.SelectedText + "缓存生成成功!"); }
private void btnBuffer_Click(object sender, EventArgs e) { //缓冲距离 double bufferDistance; //输入的缓冲距离转换为double double.TryParse(txtBufferDistance.Text.ToString(), out bufferDistance); //判断输出路径是否合法 if (!System.IO.Directory.Exists(System.IO.Path.GetDirectoryName(txtOutputPath.Text)) || ".shp" != System.IO.Path.GetExtension(txtOutputPath.Text)) { MessageBox.Show("输出路径错误!"); return; } //判断图层个数 if (mHookHelper.FocusMap.LayerCount == 0) { return; } //获取图层 IFeatureLayer pFeatureLayer = GetFeatureLayer((string)cboLayers.SelectedItem); if (null == pFeatureLayer) { MessageBox.Show("图层" + (string)cboLayers.SelectedItem + "不存在!\r\n"); return; } //MessageBox.Show("正在规划绿化带……"); //获取一个geoprocessor的实例 Geoprocessor gp = new 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; //缓冲区保存路径 strOutputPath = txtOutputPath.Text; //创建一个Buffer工具的实例 string distance = this.txtBufferDistance.Text.ToString(); //ESRI.ArcGIS.AnalysisTools.Buffer buffer = new ESRI.ArcGIS.AnalysisTools.Buffer(pFeatureLayer, strOutputPath, bufferDistance.ToString()); string para = distance + " Meters"; ESRI.ArcGIS.AnalysisTools.Buffer buffer = new ESRI.ArcGIS.AnalysisTools.Buffer(); buffer.in_features = pFeatureLayer; buffer.out_feature_class = strOutputPath; buffer.buffer_distance_or_field = para; buffer.dissolve_option = "ALL"; //执行缓冲区分析 IGeoProcessorResult results = null; results = (IGeoProcessorResult)gp.Execute(buffer, null); //判断缓冲区是否成功生成 if (results.Status != esriJobStatus.esriJobSucceeded) { MessageBox.Show("图层" + pFeatureLayer.Name + "绿化带生成失败!"); } else { this.DialogResult = DialogResult.OK; MessageBox.Show("绿化带生成成功!"); } }
private void BufferByDistance() { string pBufferDistanceOrField = null; string pBufferUnits = cbx_GlobalUnit.SelectedItem.ToString(); string pDissovle = null; //if (0.0 == pBufferDistanceOrField) //{ // MessageBox.Show("Bad buffer distance!"); // return; //} if (m_MapControl.ActiveView.FocusMap.LayerCount == 0) { return; } if (null == m_FeatureLayer) { return; } if (rdb_Field.Checked == true) { pBufferDistanceOrField = cbx_Field.SelectedItem.ToString(); } else if (rdb_Distance.Checked == true) { pBufferDistanceOrField = nmUD_Distance.Value.ToString() + " " + pBufferUnits;; } if (rdb_DissovleFalse.Checked == true) { pDissovle = "NONE"; } else if (rdb_DissolveTrue.Checked == true) { pDissovle = "ALL"; } Geoprocessor gp = new Geoprocessor(); gp.OverwriteOutput = true; //create a new instance of a buffer tool ESRI.ArcGIS.AnalysisTools.Buffer buffer = new ESRI.ArcGIS.AnalysisTools.Buffer(); buffer.in_features = m_FeatureLayer; buffer.out_feature_class = m_OutPutShpPath; buffer.buffer_distance_or_field = pBufferDistanceOrField; buffer.dissolve_option = pDissovle; //execute the buffer tool (very easy :-)) IGeoProcessorResult results = (IGeoProcessorResult)gp.Execute(buffer, null); //if (results.Status != esriJobStatus.esriJobSucceeded) //{ // MessageBox.Show("Failed to buffer layer: "); //} }
private void Buffer(string unit) { //修改当前指针样式 Cursor = Cursors.WaitCursor; if (!System.IO.Directory.Exists(System.IO.Path.GetDirectoryName(outputPath.Text)) || ".shp" != System.IO.Path.GetExtension(outputPath.Text)) { MessageBox.Show("无效的文件名!"); return; } if (_hookHelper.FocusMap.LayerCount == 0) { return; } //get the layer from the map IFeatureLayer layer = GetFeatureLayer((string)inputComBox.SelectedItem); if (null == layer) { txtMessages.Text += "图层 " + (string)inputComBox.SelectedItem + "未被找到!\r\n"; return; } //scroll the textbox to the bottom ScrollToBottom(); //add message to the messages box txtMessages.Text += "进行缓冲区的图层: " + layer.Name + "\r\n"; txtMessages.Text += "\r\n正在获取空间数据。这可能需要几秒钟时间...\r\n"; txtMessages.Update(); //get an instance of the geoprocessor Geoprocessor gp = new Geoprocessor { OverwriteOutput = true }; txtMessages.Text += "正在进行缓冲区分析...\r\n"; txtMessages.Update(); //create a new instance of a buffer tool ESRI.ArcGIS.AnalysisTools.Buffer buffer = new ESRI.ArcGIS.AnalysisTools.Buffer( layer, outputPath.Text, unit ); //execute the buffer tool (very easy :-)) IGeoProcessorResult results = (IGeoProcessorResult)gp.Execute(buffer, null); if (results.Status != esriJobStatus.esriJobSucceeded) { txtMessages.Text += "缓冲区失败的图层: " + layer.Name + "\r\n"; } txtMessages.Text += ReturnMessages(gp); //scroll the textbox to the bottom ScrollToBottom(); txtMessages.Text += "\r\n完成!\r\n"; txtMessages.Text += "------------------------------------------------------\r\n"; //scroll the textbox to the bottom ScrollToBottom(); //修改当前指针样式 this.Cursor = Cursors.Default; }
public string Buffer(string inLayerName, string distString, string outLayerName = "") { ILayer inLayer = this._getLayerByName(inLayerName); if (inLayer == null) { return ""; } string tempDir = System.IO.Path.GetTempPath(); string outLayerFile = ""; if (outLayerName == "") { outLayerFile = System.IO.Path.Combine(tempDir, inLayerName + "_buffer.shp"); } else { outLayerFile = System.IO.Path.Combine(tempDir, outLayerName + ".shp"); } //create a new instance of a buffer tool ESRI.ArcGIS.AnalysisTools.Buffer buffer = new ESRI.ArcGIS.AnalysisTools.Buffer(inLayer, outLayerFile, distString); //execute the buffer tool IGeoProcessorResult results = (IGeoProcessorResult)this._geoProcessor.Execute(buffer, null); if (results.Status == esriJobStatus.esriJobSucceeded) { return outLayerFile; } return ""; }