CadRasterizationOptions cadRasterizationOptions = new CadRasterizationOptions();
cadRasterizationOptions.setDrawType(CadDrawTypeMode.UseDrawColor);
cadRasterizationOptions.setDrawColor(Color.getBlack());
This code is still not working even with aspose-cad-21.8-jdk16.jar. The resulting pdf has the drawing in original colours and not black. We want it black. I had already posted the issue, and it got closed saying it has been resolved in aspose-cad-21.8-jdk16.jar. But it has not it looks like.