private void btnGetVisibleTiles_Click(object sender, EventArgs e)
{
Console.WriteLine("////////////");
Console.WriteLine("///Visible Tiles:");
TileData[][] tiles = _tileMemeoryCacheManager.GetVisibleTileDatas();
for (int b = 0; b < tiles.Length; b++)
{
TileData[] bandTiles = tiles[b];
Console.WriteLine("/// Band " + b.ToString());
foreach (TileData t in bandTiles)
{
Console.WriteLine(" " + t.Tile.ToString());
using (IBitmapBuilder <byte> builder = BitmapBuilderFactory.CreateBitmapBuilderByte())
{
Bitmap bm = new Bitmap(t.Tile.Width, t.Tile.Height, PixelFormat.Format8bppIndexed);
bm.Palette = BitmapBuilderFactory.GetDefaultGrayColorPalette();
builder.Build(t.Tile.Width, t.Tile.Height, t.Data as Byte[], ref bm);
bm.Save("d:\\B" + t.BandNo.ToString() + "_L" + t.Tile.LevelNo.ToString() + "_R" +
t.Tile.Row.ToString() + "_C" + t.Tile.Col.ToString() + ".bmp", ImageFormat.Bmp);
}
}
}
//
BuildBitmap(tiles);
}
public static Bitmap ToBitmap <T>(T[] buffer, int width, int height, string colorTableName)
{
//string colorTableName = string.Format("Cloudsat.{0}", "2B-GEOPROF.Radar_Reflectivity");
ProductColorTable productColorTable = ProductColorTableFactory.GetColorTable(colorTableName);
if (productColorTable == null)
{
return(null);
}
RgbStretcherProvider stretcherProvier = new RgbStretcherProvider();
ColorMapTable <int> colorMapTable = null;
Func <T, byte> stretcher = null;
IBitmapBuilder <T> builder = null;
TypeCode t = Type.GetTypeCode(default(T).GetType());
if (t == TypeCode.Single)
{
stretcher = stretcherProvier.GetStretcher(enumDataType.Float, productColorTable, out colorMapTable) as Func <T, byte>;
builder = BitmapBuilderFactory.CreateBitmapBuilderFloat() as IBitmapBuilder <T>;
}
else if (t == TypeCode.Int16)
{
stretcher = stretcherProvier.GetStretcher(enumDataType.Int16, productColorTable, out colorMapTable) as Func <T, byte>;
builder = BitmapBuilderFactory.CreateBitmapBuilderInt16() as IBitmapBuilder <T>;
}
Bitmap bitmap = null;
bitmap = new Bitmap(width, height, PixelFormat.Format8bppIndexed);
bitmap.Palette = BitmapBuilderFactory.GetDefaultGrayColorPalette();
try
{
builder.Build(width, height, buffer, stretcher, ref bitmap);
if (colorMapTable != null)
{
ColorPalette plt = BitmapBuilderFactory.GetDefaultGrayColorPalette();
for (int i = 0; i < 256; i++)
{
plt.Entries[i] = Color.Black;
}
int idx = 1;
foreach (ColorMapItem <int> item in colorMapTable.Items)
{
for (int v = item.MinValue; v < item.MaxValue; v++)
{
plt.Entries[idx] = item.Color;
}
idx++;
}
bitmap.Palette = plt;
}
return(bitmap);
}
finally
{
}
}
private void UpdateBuffer()
{
ICanvasViewer viewer = _session.SmartWindowManager.ActiveCanvasViewer;
if (viewer == null || viewer.ActiveObject == null)
{
return;
}
IRasterDrawing drawing = viewer.ActiveObject as IRasterDrawing;
if (drawing == null || drawing.DataProvider == null)
{
return;
}
using (IRasterDataProvider prd = GeoDataDriver.Open(drawing.FileName) as IRasterDataProvider)
{
IOverviewGenerator ov = prd as IOverviewGenerator;
if (ov == null)
{
return;
}
Size size = ov.ComputeSize(200);
if (_buffer != null)
{
_buffer.Dispose();
}
_defaultBands = GetDefaultBands(prd);
if (_defaultBands == null || _defaultBands.Length == 0)
{
return;
}
if (_defaultBands.Length == 3)
{
_buffer = new Bitmap(size.Width, size.Height, PixelFormat.Format24bppRgb);
}
else if (_defaultBands.Length == 1)
{
_buffer = new Bitmap(size.Width, size.Height, PixelFormat.Format8bppIndexed);
_buffer.Palette = BitmapBuilderFactory.GetDefaultGrayColorPalette();
}
else
{
return;
}
//
ov.Generate(_defaultBands, ref _buffer);
//
_resX = drawing.OriginalEnvelope.Width / _buffer.Width;
_resY = drawing.OriginalEnvelope.Height / _buffer.Height;
}
}
private void AVILayer_Click(object sender, EventArgs e)
{
string[] fnames = null;
using (OpenFileDialog dlg = new OpenFileDialog())
{
dlg.Filter = "栅格文件(*.dat)|*.dat";
dlg.Multiselect = true;
if (dlg.ShowDialog() == System.Windows.Forms.DialogResult.OK)
{
fnames = dlg.FileNames;
}
else
{
return;
}
}
IRasterDataProvider prd;
List <Bitmap> bmps = new List <Bitmap>();
Bitmap bp;
foreach (string fname in fnames)
{
using (prd = GeoDataDriver.Open(fname) as IRasterDataProvider)
{
IOverviewGenerator ovg = prd as IOverviewGenerator;
Size size = ovg.ComputeSize(800);
bp = new Bitmap(size.Width, size.Height, PixelFormat.Format8bppIndexed);
bp.Palette = BitmapBuilderFactory.GetDefaultGrayColorPalette();
ovg.Generate(new int[] { 1 }, ref bp);
if (bp != null)
{
bmps.Add(bp);
}
}
}
if (bmps.Count == 0)
{
return;
}
//IAVILayer aviLyr = new AVILayer(bmps.ToArray(), new GeoDo.RSS.Core.DrawEngine.CoordEnvelope(112, 113, 39, 40), 500);
//aviLyr.IsRunning = true;
//_canvas.LayerContainer.Layers.Add(aviLyr);
////_canvas.PrimaryDrawObject = drawings[0];
////_canvas.CurrentEnvelope = drawings[0].OriginalEnvelope;
////for (int i = 0; i < drawings.Length; i++)
//// drawings[i].StartLoading((t, p) => { Text = p.ToString() + "/" + t.ToString(); });
//_canvas.Refresh(enumRefreshType.All);
}