The application does not have a feature to save the content as raster image but you can use print menu to print it virtually to PDF and then use a PDF to Image Extractor to extract the image. It may be a complicated process but it's very simple in fact. Download CutePDF Writer to add a virtual printer to save the file as PDF and then use Some PDF Image Extracter to extract the image from PDF.
The application does not have a feature to save the content as raster image but you can use print menu to print it virtually to PDF and then use a PDF to Image Extractor to extract the image. It may be a complicated process but it's very simple in fact. Download CutePDF Writer to add a virtual printer to save the file as PDF and then use Some PDF Image Extracter to extract the image from PDF.