private void hDFToolStripMenuItem_Click(object sender, EventArgs e)
{
try
{
using (SaveFileDialog dlg = new SaveFileDialog())
{
dlg.Title = "修正全球火点HDF另存";
dlg.OverwritePrompt = true;
dlg.Filter = _openFileFilter;
dlg.FileName = _hdfFileName;
dlg.InitialDirectory = Path.GetDirectoryName(_hdfFileName);
if (dlg.ShowDialog() == DialogResult.OK)
{
string outhdffilename = dlg.FileName;
Feature[] lestfeatures = GetLeftFeatures();
if (lestfeatures != null && lestfeatures.Length > 0)
{
HDF5Filter.SaveAsNewHDF5ByFeatures(_hdfFileName, outhdffilename, lestfeatures, new Action <int, string>(Progress));
this.canvasHost1.Canvas.CurrentViewControl = new DefaultControlLayer();
this.canvasHost1.Canvas.Refresh(enumRefreshType.All);
}
}
}
}
catch (System.Exception ex)
{
MessageBox.Show("处理出错：" + ex.Message);
}
finally
{
FinishProgress();
}
}
public static void SaveToDBLVDat(string hdffname, string rasterFileName, Feature[] features, double resolution, Action <int, string> processPolback)
{
CoordEnvelope envelope;
HDF5Filter.GetDataCoordEnvelope(hdffname, out envelope);
int height = (int)Math.Ceiling((envelope.MaxY - envelope.MinY) / resolution);
int width = (int)Math.Ceiling((envelope.MaxX - envelope.MinX) / resolution);
Int16[] dblv = new Int16[height * width];
if (processPolback != null)
{
processPolback(15, "开始计算火点判识结果...");
}
ProcessFeaturesDBLV(features, resolution, width, envelope.MaxY, envelope.MinX, ref dblv);
if (processPolback != null)
{
processPolback(50, "开始输出火点判识结果...");
}
IRasterDataProvider dataPrd = null;
try
{
IRasterDataDriver driver = GeoDataDriver.GetDriverByName("MEM") as IRasterDataDriver;
string mapInfo = envelope.ToMapInfoString(new Size(width, height));
//string mapInfo = new CoordEnvelope(envelope.MinX - 0.01, envelope.MaxX - 0.01, envelope.MinY - 0.1, envelope.MaxY - 0.1).ToMapInfoString(new Size(width, height));
dataPrd = driver.Create(rasterFileName, width, height, 1, enumDataType.Int16, mapInfo);
unsafe
{
fixed(Int16 *ptr = dblv)
{
IntPtr bufferPtr = new IntPtr(ptr);
dataPrd.GetRasterBand(1).Write(0, 0, width, height, bufferPtr, enumDataType.Int16, width, height);
}
}
if (processPolback != null)
{
processPolback(100, "输出火点判识结果完成！");
}
}
finally
{
if (dataPrd != null)
{
dataPrd.Dispose();
}
}
}