[cairo] Cairo and wxWidgets Crash

[WC Black]

I wasn't calling cairo_surface_flush and cairo_surface_mark_dirty 
appropriately.

On 1/27/2014 8:26 PM, WC Black wrote:
> I am writing an app using Cairo and wxWidgets. There is an odd behavior
> that happens in Cairo 1.12.16 that did not happen when I compiled with
> previous Cairo version, namely the ones precompiled in gtk+ bundle 3.2.6
> I believe.
>
> When I modify the path data the strange behavior arises where the cairo
> object will cover up the wxDC drawn nodes and will not appear to draw on
> the context outside of the set device origins. Occasionally when I drag
> the object outside of the device origin bounds it will crash. I've
> provided a link to the call stack along with a link to the screenshot of
> the weird behavior.
>
> Thanks.
>
>
> Cairo version: cairo 1.12.16
> Operating System: Windows 7
> Compiler: MS VC
>
> The following is a link to the call stack after a crash:
> http://pastebin.com/raw.php?i=VwiVaTuZ
>
> The following is a link to the image of the weird behavior:
> http://i.imgur.com/9SrCACx.png
>