private string RasterToPolygon(object rasterlayer)
{
ESRI.ArcGIS.Geoprocessor.Geoprocessor gp = new ESRI.ArcGIS.Geoprocessor.Geoprocessor();
ESRI.ArcGIS.ConversionTools.RasterToPolygon rasterToPolygon = new ESRI.ArcGIS.ConversionTools.RasterToPolygon();
rasterToPolygon.in_raster = rasterlayer;
rasterToPolygon.out_polygon_features = AppSingleton.Instance().WorkspacePath + "\\RasterToPolygon";
rasterToPolygon.simplify = "SIMPLIFY";
rasterToPolygon.raster_field = "Value";
gp.AddOutputsToMap = AppSingleton.Instance().AralariEkle;
gp.AddOutputsToMap = AppSingleton.Instance().AralariEkle;
gp.OverwriteOutput = true;
gp.Execute(rasterToPolygon, null);
return(rasterToPolygon.out_polygon_features.ToString());
}
public bool Raster2Polygon(string inRaster, string outShp, bool simplify, out string msg)
{
msg = string.Empty;
bool result = true;
IGeoProcessorResult geoProcessorResult = null;
try
{
ESRI.ArcGIS.ConversionTools.RasterToPolygon pR2P = new ESRI.ArcGIS.ConversionTools.RasterToPolygon();
pR2P.in_raster = inRaster;
pR2P.out_polygon_features = outShp;
if (simplify)
{
pR2P.simplify = "SIMPLIFY";
}
else
{
pR2P.simplify = "NO_SIMPLIFY";
}
geoProcessorResult = m_gp.Execute(pR2P, null) as IGeoProcessorResult;
msg += GetGPMessages(m_gp);
if (geoProcessorResult.Status != esriJobStatus.esriJobSucceeded)
{
result = false;
}
return(result);
}
catch (Exception ex)
{
throw new Exception("栅格转矢量失败：\r\n" + ex.Message);
}
finally
{
if (geoProcessorResult != null)
{
Marshal.ReleaseComObject(geoProcessorResult);
}
}
}
public static void RasterToFeature(string rasterPath, string featurePath)
{
string tempPath = System.IO.Path.Combine(App.TEMP_PATH, "temp_int");
if (Directory.Exists(tempPath))
{
Ut.DeleteDirectory(tempPath);
}
GisUtil.Int(rasterPath, tempPath);
Geoprocessor gp = new Geoprocessor();
ESRI.ArcGIS.ConversionTools.RasterToPolygon rasterToPolygon = new ESRI.ArcGIS.ConversionTools.RasterToPolygon();
if (File.Exists(featurePath))
{
GisUtil.DeleteShpFile(featurePath);
}
rasterToPolygon.in_raster = tempPath;
rasterToPolygon.out_polygon_features = featurePath;
rasterToPolygon.raster_field = "VALUE";
gp.Execute(rasterToPolygon, null);
if (Directory.Exists(tempPath))
{
Ut.DeleteDirectory(tempPath);
}
}
