TIWCGJQWPaint : How to draw programmatically

Hi,
how to draw programmatically by using Delphi code (Pascal language) inside this component TIWCGJQWPaint ?
It doesn't exist properties like Canvas to do that ?
Best Regards
how to draw programmatically by using Delphi code (Pascal language) inside this component TIWCGJQWPaint ?
It doesn't exist properties like Canvas to do that ?
Best Regards