public void Cut(IRasterDataProvider dataProvider, RasterCut.CutArgument args, Action <int, string> progressTracker)
{
CheckArgIsOK(dataProvider, args);
IRasterDataProvider dstDataProvider = null;
int count = args.Items.Length;
float step = 100 / (float)count;
float crtStep = 0;
foreach (RasterCut.BlockItem item in args.Items)
{
if (progressTracker != null)
{
progressTracker((int)crtStep, null);
}
using (dstDataProvider = CreateDstDataProvider(dataProvider, args, item))
{
Cut(dataProvider, dstDataProvider, args, item, progressTracker);
}
crtStep += step;
}
if (progressTracker != null)
{
progressTracker(100, null);
}
}
private IRasterDataProvider CreateDstDataProvider(IRasterDataProvider srcDataProvider, RasterCut.CutArgument args, RasterCut.BlockItem item)
{
string extName;
CoordEnvelope evp = GetDstEnvelope(srcDataProvider, item);
object[] options = GetOptions(srcDataProvider, args, item, out extName, evp);
IRasterDataDriver drv = GeoDataDriver.GetDriverByName(args.Driver, args.DriverOptions) as IRasterDataDriver;
string fname = GetOutFileName(args.OutFileName, item, extName);
return(drv.Create(fname, item.Width, item.Height, args.BandNos.Length, srcDataProvider.DataType,
options));
}
