private static object GetRasterTemplateByArray(string templateName)
{
string[] rasterNames = RasterDictionaryTemplateFactory.RasterTemplateNames;
foreach (string name in rasterNames)
{
if (name == templateName)
{
return(RasterDictionaryTemplateFactory.CreateRasterTemplate(templateName));
}
}
return(null);
}
private StatResultItem[] CountByLandRaster(IRasterDataProvider raster, Func <T, int, int> weight)
{
IRasterDictionaryTemplate <byte> temp = RasterDictionaryTemplateFactory.CreateLandRasterTemplate();
Dictionary <byte, string> paris = temp.CodeNameParis;
if (paris == null)
{
return(null);
}
double lon = raster.CoordEnvelope.Center.X;
double lat = raster.CoordEnvelope.Center.Y;
IRasterOperator <T> oper = new RasterOperator <T>();
List <StatResultItem> items = new List <StatResultItem>();
int[] aoi;
int count;
foreach (string value in paris.Values)
{
aoi = temp.GetAOI(value, raster.CoordEnvelope.MinX, raster.CoordEnvelope.MaxX, raster.CoordEnvelope.MinY, raster.CoordEnvelope.MaxY, new Size(raster.Width, raster.Height));
if (aoi == null)
{
continue;
}
count = oper.Count(raster, aoi, weight);
if (count == 0)
{
continue;
}
StatResultItem it = new StatResultItem();
it.Name = value;
it.Value = count;
double d = AreaCountHelper.CalcArea(lon, lat, raster.ResolutionX, raster.ResolutionY) * count * Math.Pow(10, -6);
it.Value = Math.Round(d, 3);
items.Add(it);
}
return(items != null?items.ToArray() : null);
}
