Re: Some Cairo Examples

On Sun, Apr 12, 2015 at 03:10:47PM -0400, Anthony Walter wrote:
> Hello Cairo Mailing List,
> 
> I've written an object oriented wrapper for cross platform graphics, and
> Cairo is one of the supported backends. Other backends are Quartz2D on
> Macintosh, Direct2D on Windows, and also Gdi+ for Windows.
> 
> I thought some of you might be interested in seeing the results, so here
> are a few links to my forums which include video captures where I've
> created projects demonstrating cross platform graphics.
> 
> A nice vector animated clock video:
> http://www.getlazarus.org/forums/viewtopic.php?f=18&t=40
> 
> A nice explanation of animating graphics with easings:
> http://www.getlazarus.org/forums/viewtopic.php?f=18&t=39
> 
> The getting started with graphics tutorial:
> http://www.getlazarus.org/forums/viewtopic.php?f=18&t=35

I've added an Animation section on the examples page and placed these
there along with LDO's links.
 
Bryce
> And here are some notes about my experience with each of the previously
> mentioned graphics libraries.
> 
> With regards to performance, although Direct2D and Quartz2D are faster
> Cairo holds to closely to their performance, while Gdi+ fails far behind.
> 
> With regards to API design, Cairo is by far much easier to understand and
> work with than all other libraries. I'd say Gdi+ is a little more
> difficult, but still in the realm of convenience. Direct2D is a bit of a
> monster, but I'm a long time COM wrapper author so I'm able to manage with
> it..
> 
> With regards to features, I think Cairo actually does a few things better.
> For example transforms on a cairo surface can alter stroke styles/widths
> where as the other API do not support this.
> 
> I'm just spreading a little knowledge. Take care all.

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