public void Dispose()
{
if (_readPixelHelper != null)
{
_readPixelHelper.Dispose();
_readPixelHelper = null;
}
if (_tileBitmapProvider != null)
{
_tileBitmapProvider.Dispose();
_tileBitmapProvider = null;
}
if (_bitmap != null)
{
_bitmap.Dispose();
_bitmap = null;
}
if (_dataProviderCopy != null)
{
IUpdateCoordEnvelope u = _dataProviderCopy as IUpdateCoordEnvelope;
if (u != null)
{
u.IsStoreHeaderChanged = false;
}
_dataProviderCopy.Dispose();
_dataProviderCopy = null;
}
if (_dataProvider != null)
{
_dataProvider.Dispose();
_dataProvider = null;
}
if (_firstBitmap != null)
{
_firstBitmap.Dispose();
_firstBitmap = null;
}
_envelope = null;
_canvas = null;
}
private void BuildTileBitmapProvider(ICanvas canvas)
{
_tileBitmapProvider = new TileBitmapProvider(this, canvas, _dataProvider,
_tileSetting, _selectedBandNos, _originalEnvelope,
_originalResolutionX, _originalResolutionY, _stretcherProvider, _rgbStretcherArgument);
}