Hi Mark,
On 18.09.2009, at 10:21, Mark de Wever wrote:
> Hi,
>
> I've been working a bit on the extcairo driver to automatically
> detect the size of the drawing area. (I already have something
> working, but it needs more work before posting it here.) While
> working on it I ran into a question about the geometry parameter.
>
> The attached patch shows the modification I did to try to resize the
> plot area and move the location of its origin in that test. The
> resizing works, but the modification to the origin doesn't. It also
> seems the origin is undocumented in the plplot documentation, so I
> wonder whether it's supposed to work or not.
AFAIK, should these parameters change the size of the plot area in a
window (and therefore the size of the window) and the position of the
window. At least the xwin driver implemented it that way, and I did
the same for the wxWidgets driver. Other drivers may ignore position
parameters.
Regards,
Werner
>
>
> Regards,
> Mark de Wever
>
> PS: I switched to git-svn so the patch looks slightly different from
> the normal svn patches, but should still apply when using -p1
> instead of -p0.
> diff --git a/examples/c/ext-cairo-test.c b/examples/c/ext-cairo-test.c
> index 96e6265..d362682 100644
> --- a/examples/c/ext-cairo-test.c
> +++ b/examples/c/ext-cairo-test.c
> @@ -14,6 +14,7 @@ int main(int argc, char *argv[])
> cairoContext = cairo_create(cairoSurface);
>
> plsdev("extcairo");
> + plsetopt("geometry", "360x270+180+135");
> plinit();
> pl_cmd(PLESC_DEVINIT, cairoContext);
> plenv(0.0, 1.0, 0.0, 1.0, 1, 0);
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--
Dr. Werner Smekal
Institut fuer Allgemeine Physik
Technische Universitaet Wien
Wiedner Hauptstr 8-10
A-1040 Wien
Austria
email: [email protected]
web: http://www.iap.tuwien.ac.at/~smekal
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