Build 4.0.0.79 of xlsgen adds support for rendering sparklines in all rendering scenarios, i.e. print, print preview, PDF, XPS and HTML.
sparklines rendered in xlsgenFor preview and XPS, the screen DPI is used for rendering.
For print, the printer DPI is used (usually much higher than the screen DPI).
For PDF, vectors are used (the output scales at will).
For HTML, screen DPI is used and small images are created as html resources.