private void btnGO_Click(object sender, EventArgs e)
{
string fileName;
string shpFile;
int startX, endX;
string shpDir;
try
{
if (bDataPath == true)
{
fileName = txtOutPath.Text;
shpDir = fileName.Substring(0, fileName.LastIndexOf("\\"));
startX = fileName.LastIndexOf("\\");
endX = fileName.Length;
shpFile = fileName.Substring(startX + 1, endX - startX - 1);
}
else
{
shpDir = txtOutPath.Text;
shpFile = "Ι½Με�υΣ°";
}
if (m_pRasterLyr != null)
{
double dCellSize = Convert.ToDouble(txtCellSize.Text);
double dAzimuth = Convert.ToDouble(txtAzimuth.Text);
double dAltitude = Convert.ToDouble(txtAltitude.Text);
bool bModel = chkModelShadow.Checked;
double dZFactor = Convert.ToDouble(txtZFactor.Text);
object objZFactor = dZFactor;
ISurfaceOp pRasterSurfaceOp = Utility.SetRasterSurfaceAnalysisEnv(shpDir, dCellSize);
IRaster pInRaster = m_pRasterLyr.Raster;
IRaster pOutRaster = null;
IRasterLayer pRasterLayer = new RasterLayerClass();
pOutRaster = pRasterSurfaceOp.HillShade(pInRaster as IGeoDataset, dAzimuth, dAltitude, bModel, ref objZFactor) as IRaster;
pRasterLayer.Name = shpFile;
Utility.ConvertRasterToRsDataset(shpDir, pOutRaster, shpFile);
pRasterLayer = Utility.SetStretchRenderer(pOutRaster);
pMainFrm.getMapControl().AddLayer(pRasterLayer, 0);
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
}
}
//山体阴影计算
private void button6_Click(object sender, EventArgs e)
{
outGeodataset = surfaceOp.HillShade(inGeodataset, azimuth, altitude, true, ref Missing);
ShowRasterResult(outGeodataset, "HillShade");
}