[wxPython-users] Re: how ... todo in PyPlot ?

[Stef Mientki]

thanks Christian,


>> 2. How to change the background color
>> (this not just aesthetic, but it's proven that you can distinguish more 
>> different colors on a black background)
>> I tried
>>     self.plot.SetBackgroundColour ( self.CP_BG.GetColour () )
>> but it doesn't work 
>>     
>
>
> You can't without modifying the code. I admit, this would be nice to have. 
> Find the _Draw method in plot.py and put something like the following
>
>             br = wx.Brush(wx.RED, wx.SOLID)
>             dc.SetBackground(br)
>             dc.SetBackgroundMode(wx.SOLID)
>
> before the call to dc.Clear (around line 1000).
>
>   
It works great, I also added a few lines to color the axis numbers the 
same as grid/background.
I also put this as a future request on the wxPython.org.

cheers,
Stef

        if dc == None:
            # sets new dc and clears it
            dc = wx.BufferedDC(wx.ClientDC(self.canvas), self._Buffer)
            #  ADDED  ############################################
            br = wx.Brush(self.GetBackgroundColour(), wx.SOLID)
            dc.SetBackground(br)
            dc.SetBackgroundMode(wx.SOLID)
            #  END ADDED  ############################################

            dc.Clear()
           
        dc.BeginDrawing()
        # dc.Clear()
       
        # set font size for every thing but title and legend
        dc.SetFont(self._getFont(self._fontSizeAxis))
        #  ADDED  ############################################
        dc.SetTextBackground(self.GetBackgroundColour())
        dc.SetTextForeground(self._gridColour)
        #  END ADDED  ############################################