recommend a graphics library for plotting by the pixel?

[Adam Funk]

On 2011-10-04, Ian Kelly wrote:

> On Tue, Oct 4, 2011 at 3:56 AM, Adam Funk <a24061 at ducksburg.com> wrote:
>> I'd like to create a window with a "pause" button and a large plotting
>> area, in which I'd like to draw a polygon, detect the pixel
>> coördinates of a mouse click, and then start setting the colors of
>> pixels by (x,y) coördinates.  (This is just for my own amusement, to
>> play with some formulas for generating fractals using random numbers.)
>>
>> There seems to be a large number of different python GUI libraries,
>> and I wonder if someone can recommend the easiests one to learn for
>> this purpose?  (The only python graphics library I've used is PyGame,
>> which I don't think is the way to go here.)
>
> You could use wxPython.  You'll need to create a custom control and
> have it paint itself by blitting from a wx.Bitmap, which you'll draw
> on by using a wx.MemoryDC and then refreshing the control.
>
> I would probably just use pygame myself.  I guess you're avoiding it
> because of the requirement for a button, but there are GUI libraries
> available for it, or if all you need are a couple of buttons you could
> easily roll your own.

Excellent suggestion.  I got it to work, but using keypresses (pause,
step, quit) instead of buttons, and a mouse event for letting the user
pick the start point on the screen.


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