Re: [gtkmm] Drawing primitives on top of an image.

[Paul Davis <paul linuxaudiosystems com>]

>On Wed, Aug 27, 2003 at 02:55:26PM +0300, Giannis Georgalis wrote:
>> 
>> Hello,
>> I'm trying to write a program that will draw primitives (circles,
>> rectangles and lines), on top of an image that I'll read from a
>> file. Stealing code from the "examples" section and the gtkmm
>> tutorial, I was able to write the following program, which does not
>> work as expected (it only displays the image).
>> 
>> What am I missing ? Any hint or pointer is highly appreciated.
>
>Hi,
>	I think you're missing an actual DrawingArea widget. I'm not
>	entirely sure if that's necessary, but it wouldn't hurt.

also, you should only *ever* put drawing functions (for any kind of
visible thing: a line, an image, text, etc) in an expose event
handler.

--p