<div dir="ltr">That's wicked. Your changes make the bounding box perfect. Thanks for the help Lawrence. </div><div class="gmail_extra"> <div class="gmail_quote">On Sun, Feb 21, 2016 at 3:55 PM, Lawrence D'Oliveiro <<a href="mailto:ldo@geek-central.gen.nz" target="_blank">ldo@geek-central.gen.nz</a>> wrote: <blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">On Sat, 20 Feb 2016 23:52:30 -0700, Mark Olesen wrote: > I am trying to get the bounded box using cairo_stroke_extents > (cairo_fill_extents has similar issue). I wind up with x1 being > way off. The rest look okay. I have attached a png. The blue > rectangle is the bounds box. Any suggestions? It makes more sense if you do cairo_restore before trying to get the extents. Here is the patch I made, and attached is the patched source and the PNG output. diff -u stroke_extents.c{-orig,} --- stroke_extents.c-orig 2016-02-22 11:53:06.963033270 +1300 +++ stroke_extents.c 2016-02-22 11:53:46.594795711 +1300 @@ -1,7 +1,8 @@ -#include <cairo.h> #include <math.h> #include <string.h> #include <stdlib.h> +#include <stdio.h> +#include <cairo/cairo.h> int main (int argc, char *argv[]) @@ -37,10 +38,11 @@ cairo_translate(cr, -50., -20.); // *Lawrence D'Oliveiro tip* cairo_set_source_rgb(cr, 0., 0., 0.); cairo_stroke_extents(cr, &x1, &y1, &x2, &y2); - cairo_stroke(cr); + printf("(%lf, %lf) (%lf,%lf)\n", x1, y1, x2, y2); cairo_restore(cr); - + cairo_stroke_extents(cr, &x1, &y1, &x2, &y2); printf("(%lf, %lf) (%lf,%lf)\n", x1, y1, x2, y2); + cairo_stroke(cr); <div class="HOEnZb"><div class="h5"> /* x1 is way off (-1.500000, 19.500000) (151.500000,70.500000) </div></div> -- cairo mailing list <a href="mailto:cairo@cairographics.org">cairo@cairographics.org</a> <a href="https://lists.cairographics.org/mailman/listinfo/cairo" rel="noreferrer" target="_blank">https://lists.cairographics.org/mailman/listinfo/cairo</a> </blockquote></div> </div>