2011/3/21 Michael Van Canneyt <[email protected]>: >> Yes, but, how can I use a TCanvas in a CGI app? >> >> If I write: >> >> Chart.PaintOnCanvas(TCanvas(lCanvas), Rect(0, 0, 100, 100)); >> >> I get an Access Violation.
Of course, since you are converting an object to the type it does not belong to. You should create a TBitmap or another similar object. Did you look at the savedemo as I proposed in a previous mail? > Simply said: you can't. > The current TAChart is not suitable for a CGI application. It expects a GUI. Why do you think so? TAChart should be prefectly capable of rendering on bitmap-based canvas. -- Alexander S. Klenin -- _______________________________________________ Lazarus mailing list [email protected] http://lists.lazarus.freepascal.org/mailman/listinfo/lazarus
