[cairo] Effect Of Transformation Matrix On Stroke Line Width

[Bill Spitzak]

On 05/24/2015 10:44 PM, Lawrence D'Oliveiro wrote:
> An example
> <http://default-cube.deviantart.com/art/Line-Width-535218240> to make
> clear that the line width is affected by the transformation matrix in
> effect when stroke() is called, not when the path is being constructed.
>

It's probably not a good idea to make code that relies on this, as 
changing it is a long-proposed fix for Cairo. Certainly it would be a 
switchable option but then this example won't work when the option is 
turned on.