1          /// <summary>
 2         /// 图像裁剪
 3         /// </summary>
 4         /// <param name="sender"></param>
 5         /// <param name="e"></param>
 6         private void button_run_Click (object sender, EventArgs e)
 7         {
 8             string inFile = textBox_srcImg.Text;
 9             string extFile = textBox_ext.Text;
10             string outFile = textBox_dst.Text;
11
12             COM_IDL_connectClass oCom = new COM_IDL_connectClass();
13             oCom.CreateObject(0, 0, 0);
14
15             //若依赖envi，先初始化ENVI批处理
16             oCom.ExecuteString("COMPILE_OPT idl2");
17             oCom.ExecuteString("ENVI, /RESTORE_BASE_SAVE_FILES");
18             oCom.ExecuteString("ENVI_BATCH_INIT");
19
20             //编译算法
21             oCom.ExecuteString(@".compile '"+System.IO.Path.Combine(Application.StartupPath,"RasterSubsetViaShapefile.pro") +"'");
22             oCom.ExecuteString(@"file='"+inFile+"'");
23             //获取文件fid（算法需要）
24             oCom.ExecuteString("envi_open_file,file,r_fid=fid");
25             oCom.ExecuteString(@"shpFile = '"+extFile+"'");
26             //调用算法
27             oCom.ExecuteString(@"RasterSubsetViaShapefile, Fid,
28                          shpFile=shpFile,     outFile='"+outFile+"', r_fid=r_fid");
29
30             if (m_OutLayer != null) mapControl_dst.FocusMap.DeleteLayer(m_OutLayer);
31             m_OutLayer = LayerFactory.CreateDefaultLayer(outFile);
32             if (m_OutLayer == null) { MessageBox.Show("执行失败"); return; }
33
34             mapControl_dst.FocusMap.AddLayer(m_OutLayer);           mapControl_dst.ActiveView.PartialRefresh(ViewDrawPhaseType.ViewAll);
35          }