private void comboBox2_SelectedIndexChanged(object sender, EventArgs e)
{
IGPUtilities gputilities = new GPUtilitiesClass();
IGeoDataset pgeodataset = gputilities.OpenRasterDatasetFromString(getlayer(comboBox2.Text.ToString())) as IGeoDataset;
IEnvelope penvelope = pgeodataset.Extent;
textBoxXMin.Text = penvelope.XMin.ToString();
textBoxYMin.Text = penvelope.YMin.ToString();
textBoxXMax.Text = penvelope.XMax.ToString();
textBoxYMax.Text = penvelope.YMax.ToString();
}
private void button3_Click(object sender, EventArgs e)
{
ESRI.ArcGIS.DataManagementTools.Clip clp = new Clip();
clp.in_raster = getlayer(comboBox1.Text.ToString());
clp.out_raster = textBoxsave.Text;
if (checkBox1.Checked == true)
{
IGPUtilities gputilities = new GPUtilitiesClass();
IEnvelope penvelope = 遥感数据管理系统.Form1.envelope.penv;
clp.rectangle = string.Format("{0} {1} {2} {3} ", penvelope.XMin, penvelope.YMin, penvelope.XMax, penvelope.YMax);
}
else
{
IGPUtilities gputilities = new GPUtilitiesClass();
IGeoDataset pgeodataset = gputilities.OpenRasterDatasetFromString(getlayer(comboBox2.Text.ToString())) as IGeoDataset;
IEnvelope penvelope = pgeodataset.Extent;
clp.in_template_dataset = getlayer(comboBox2.Text.ToString());
clp.rectangle = string.Format("{0} {1} {2} {3} ", penvelope.XMin, penvelope.YMin, penvelope.XMax, penvelope.YMax);
}
clp.clipping_geometry = "true";
Geoprocessor gp = new Geoprocessor();
gp.OverwriteOutput = true;
IGeoProcessorResult gpresult = gp.Execute(clp, null) as IGeoProcessorResult;
if (gpresult.Status == esriJobStatus.esriJobSucceeded)
{
DialogResult dl = MessageBox.Show("裁剪成功");
if (dl == DialogResult.OK)
{
if (checkBox3.Checked == true)
{
string fileFullName = textBoxsave.Text;
if (fileFullName == "")
{
return;
}
string filePathName = System.IO.Path.GetDirectoryName(fileFullName);
string fileName = System.IO.Path.GetFileName(fileFullName);
IWorkspaceFactory pWorkspaceFactory = new RasterWorkspaceFactory(); //创建工作空间工厂
IWorkspace pWorkspace = pWorkspaceFactory.OpenFromFile(filePathName, 0); //打开工作空间
IRasterWorkspace pRasterWorkspace = pWorkspace as IRasterWorkspace; //创建栅格工作空间
IRasterDataset pRasterDataset = pRasterWorkspace.OpenRasterDataset(fileName); //创建Dataset
//影像金字塔创建与判断
IRasterPyramid2 pRasPymid = pRasterDataset as IRasterPyramid2;
if (pRasPymid != null)
{
if (!(pRasPymid.Present))
{
pRasPymid.Create();//创建金字塔
}
}
IRaster pRaster = pRasterDataset.CreateDefaultRaster();
IRasterLayer pRasterLayer = new RasterLayer();
pRasterLayer.CreateFromRaster(pRaster);
ILayer pLayer = pRasterLayer as ILayer;
axmapcontrol.AddLayer(pLayer, 0);
}
}
}
else
{
MessageBox.Show("裁剪失败");
}
}
