void OnTreeListCustomDrawNodeImages(object sender, CustomDrawNodeImagesEventArgs e)
{
TreeList tree = (TreeList)sender;
IFileImage _item = (IFileImage)tree.GetRow(e.Node.Id);
if (_item.Image == null)
{
return;
}
e.Cache.DrawImage(_item.Image, e.SelectImageLocation);
e.Handled = true;
}
public bool RenderFileImage(ILUT lut, string saveToBmp)
{
if (this._applyLut && lut != null && !lut.IsValid)
{
lut.Recalculate();
}
IFileImage image = null;
try
{
image = FileImageManager.CreateImage(this.ScaledWidth, this.ScaledHeight, saveToBmp);
var pixels = image.Pixels;
this.ScaledData.RenderToStream(this._applyLut ? lut : null, pixels);
foreach (var overlay in this._overlays)
{
//overlay.Render(pixels, this.ScaledWidth, this.ScaledHeight);
//overlay未实现RenderToStream，目前测试的dcm均不含overlay
throw new NotSupportedException();
}
image.Flush();
return(true);
}
catch (Exception)
{
return(false);
}
finally
{
if (image != null)
{
image.Dispose();
image = null;
}
}
}
