public static int[] GetAOI(Feature[] fets, Envelope dstEnvelope, Size size)
{
if (fets == null || fets.Length == 0)
{
return(null);
}
List <ShapePolygon> geometryslist = new List <ShapePolygon>();
ShapePolygon temp = null;
foreach (Feature item in fets)
{
temp = item.Geometry as ShapePolygon;
if (temp != null)
{
geometryslist.Add(temp);
}
}
if (geometryslist.Count == 0)
{
return(null);
}
using (IVectorAOIGenerator gen = new VectorAOIGenerator())
{
int[] aoi = gen.GetAOI(geometryslist.ToArray(), dstEnvelope, size);
return(aoi);
}
}
public int[] GetAOI(CoordEnvelope fileCorEnv, AOIContainerLayer aoiContainer, Size fileSize)
{
int[] retAOI = null, aoi = null;
VectorAOIGenerator vg = new VectorAOIGenerator();
Envelope fileEnv = new Envelope(fileCorEnv.MinX, fileCorEnv.MinY, fileCorEnv.MaxX, fileCorEnv.MaxY);
foreach (object obj in aoiContainer.AOIs)
{
try
{
aoi = vg.GetAOI(new ShapePolygon[] { (obj as Feature).Geometry as ShapePolygon }, fileEnv, fileSize);
if (aoi == null)
{
continue;
}
if (retAOI == null)
{
retAOI = aoi;
}
else
{
retAOI = GeoDo.RSS.RasterTools.AOIHelper.Merge(new int[][] { retAOI, aoi });
}
}
catch (System.Exception ex)
{
continue;
}
}
return(retAOI);
}
public Dictionary <string, int[]> GetFeatureAOIIndex()
{
int filedIndex = -1;
GetFiledIndex(out filedIndex, cbFields.Text);
if (_selectFeature == null || _selectFeature.Count == 0 || filedIndex == -1)
{
return(null);
}
Dictionary <string, int[]> result = new Dictionary <string, int[]>();
int featuresLength = _selectFeature.Count;
List <int> tempInt = new List <int>();
VectorAOIGenerator vg = new VectorAOIGenerator();
int[] aoi = null;
string currentFiledValue = string.Empty;
for (int i = 0; i < featuresLength; i++)
{
Feature feature = _selectFeature[i];
if (_spatialReference != null && _spatialReference.ProjectionCoordSystem != null && !feature.Projected)
{
using (GeoDo.Project.IProjectionTransform transform = GeoDo.Project.ProjectionTransformFactory.GetProjectionTransform(GeoDo.Project.SpatialReference.GetDefault(), _spatialReference))
{
using (ShapePolygon spolygon = ShapePolygonPrjToGeo(transform, feature.Geometry as ShapePolygon))
{
aoi = vg.GetAOI(new ShapePolygon[] { spolygon }, _envelope, _size);
}
}
}
else
{
ShapePolygon spolygon = _selectFeature[i].Geometry as ShapePolygon;
aoi = vg.GetAOI(new ShapePolygon[] { spolygon }, _envelope, _size);
}
if (aoi == null || aoi.Length == 0)
{
continue;
}
currentFiledValue = _selectFeature[i].FieldValues[filedIndex];
if (result.ContainsKey(currentFiledValue))
{
tempInt.AddRange(result[currentFiledValue]);
tempInt.AddRange(aoi);
result[currentFiledValue] = tempInt.ToArray();
}
else
{
result.Add(currentFiledValue, aoi);
}
tempInt.Clear();
}
return(result.Count == 0 ? null : result);
}
public byte[] GetRaster(Envelope dstEnvelope, Size size, string nameField, out string[] names)
{
names = null;
List <string> retNames = new List <string>();
ShapePolygon[] geometrys = GetGeometry(retNames, nameField);
if (geometrys == null || geometrys.Length == 0)
{
return(null);
}
names = retNames.ToArray();
using (IVectorAOIGenerator gen = new VectorAOIGenerator())
{
return(gen.GetRaster(geometrys, dstEnvelope, size));
}
}
public int[] GetAOI(Envelope dstEnvelope, Size size)
{
ShapePolygon[] geometrys = GetGeometry(null, null);
if (geometrys == null || geometrys.Length == 0)
{
return(null);
}
using (IVectorAOIGenerator gen = new VectorAOIGenerator())
{
int[] aoi = gen.GetAOI(geometrys, dstEnvelope, size);
if (_isReverse)
{
return(AOIHelper.Reverse(aoi, size));
}
return(aoi);
}
}
public Dictionary <string, int[]> GetFeatureAOIIndex()
{
int filedIndex = -1;
GetFiledIndex(out filedIndex, cbFields.Text);
if (_selectFeature == null || _selectFeature.Count == 0 || filedIndex == -1)
{
return(null);
}
Dictionary <string, int[]> result = new Dictionary <string, int[]>();
int featuresLength = _selectFeature.Count;
List <int> tempInt = new List <int>();
VectorAOIGenerator vg = new VectorAOIGenerator();
int[] aoi = null;
string currentFiledValue = string.Empty;
for (int i = 0; i < featuresLength; i++)
{
aoi = vg.GetAOI(new ShapePolygon[] { _selectFeature[i].Geometry as ShapePolygon }, _envelope, _size);
if (aoi == null || aoi.Length == 0)
{
continue;
}
currentFiledValue = _selectFeature[i].FieldValues[filedIndex];
if (result.ContainsKey(currentFiledValue))
{
tempInt.AddRange(result[currentFiledValue]);
tempInt.AddRange(aoi);
result[currentFiledValue] = tempInt.ToArray();
}
else
{
result.Add(currentFiledValue, aoi);
}
tempInt.Clear();
}
return(result.Count == 0 ? null : result);
}
