When outputting directly to a file, the content for the different graphs is always concatenated. For some file formats this might not be allowed. Provide a way for the writer to give information about whether concatenation is possible, and make CaGe act accordingly.
When outputting directly to a file, the content for the different graphs is always concatenated. For some file formats this might not be allowed. Provide a way for the writer to give information about whether concatenation is possible, and make CaGe act accordingly.