[cairo] pycairo - translate question
Gerdus van Zyl
gerdusvanzyl at gmail.com
Mon Nov 5 10:48:23 PST 2007
Use the ctx.save() and ctx.restore() to wrap the cairo drawing commands:
or what i have used before but is probably bad (slighly faster though
since it does not save/restore entire state)
Hope this helps.
~Gerdus van Zyl
On 11/5/07, Donn <donn.ingle at gmail.com> wrote:
> Hi, not sure if this is the appropriate list.
> Can one, within a single cairo context, do this:
> while True:
> <pycairo commands to draw a square at 0,0>
> <pycairo commands to draw a circle at 0,0>
> <pycairo commands to draw a Black Night at 11,44>
> The idea is to keep all the <drawing commands> relative to 0,0 and use
> translate (and scale etc later) to actually move the results around the
> canvas. I picture it a bit like a stamp that moves to (x,y) and then draws
> the vectors in <> down at that point, then moves on.
> My actual code is building a stack of pointers to draw() functions (in other
> objects) that gets run in a tight loop: pop, draw, pop, draw, etc.
> At the moment my tests are all over the place. Is there a way to reset the
> overall transform between each <> section?
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> cairo at cairographics.org
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