On Jan 17, 10:07 am, "A.T.Hofkamp" <[EMAIL PROTECTED]> wrote: > On 2008-01-17, Heiko Niedermeyer <[EMAIL PROTECTED]> wrote: > > > As I'm learning Python from scratch, I don't care wether to use (=learn) > > TKinter or PyQt or whatever, I just need some advice, which suits my > > needs best. > > It would be nice to have the programm working under win and linux > > (shouldn't be a big Problem) and my requirements concerning the standard > > PyGTK is a 3rd option, and wxWindows + Python is a 4th option. > > TKinter is supplied with Python, which means everybody with Python also has > TKinter. Main draw-backs are that it is quite old. Also, it has a peculiar way > of getting stuff drawn at a canvas. > > PyQt is available free with some additional restriction (plz read the > license) for the Linux system, I don't know whether you can also get a Win > version under the same conditions (you couldn't when I looked the last time). > PyGTK is said to be usable for both platforms. I know it works with Linux, and > there exists a PyGTK installer for Win, but I hacve never used it. PyQt 4+ is now available for MacOS, Windows, and X under GPL. I tried Tkinter and wxPython before settling on PyQt. It's more powerful than Tkinter and has a cleaner API than wxPython. > > No recent experience with wxWindows. > > > My problem is, that I want to add graph (simple, line connected X,Y- > > scatter plots) and if possible the 3D representation of atoms in a > > molecule (-> coloured spheres in space). Qwt (Q Widgets for Technical Applications) provides graphs widgets that plug into Qt. There are, of course, Python bindings (pyqwt). > > You should probably seperate both problems, in particular if you want to have > the program do the layout for you. For 2D layout, Graphviz is one of the > better > known packages, run it as a child process. There are several graphviv/dot > Python libraries available, search PyPI for them. > > For 3D, I don't know any programs. > > > I think it would take me years to program those by myself, so I would ne > > ready to use packages, if available. > > Long story short: Are there packages that could do this, and does it > > matter which GUI I want to embed them in? > > If you want a GUI that understands how to layout chemical structures, you > won't > have many options (on the other hand, you never know, have you tried searching > PyPI already?). > > On the other hand, once you have the coordinates, drawing them is kind of > trivial in just about any GUI toolkit. > > (An alternative may be to have the user lay them out by dragging them with the > mouse. Programming that is however probably a lot more work.) > > Sincerely, > Albert
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