Re: [LAD] C/gtk3/cairo meter widget

On Sun, Feb 10, 2013 at 11:16 PM, Patrick Shirkey <
pshirkey@email-addr-hidden> wrote:

>
> On Mon, February 11, 2013 9:47 am, Tristan Matthews wrote:
> > 2013/2/10 Patrick Shirkey <pshirkey@email-addr-hidden>
>
> > Therè's this one:
> >
> https://github.com/sat-metalab/scenic/blob/master/src/vumeter/vumeter.cpp
> > https://github.com/sat-metalab/scenic/blob/master/src/include/vumeter.h
> >
> > It has only a few c++isms and could easily be purely in C.
> >
>
> Thanks. It does look useful. Seems to be written for gtk2 though. Have you
> compiled it with gtk3?
>

at the very least, it would need a draw() method rather than an expose()
method.

plus, if i read it correctly it also redraws its entire self (subject to
cairo clipping) on every expose.

contrast with the the fastmeter in ardour3's libs/gtkmm2ext which draws
only the changed pixels per expose.

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Received on Mon Feb 11 08:15:03 2013