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Diffstat (limited to 'src/ui/frames.c')
| -rw-r--r-- | src/ui/frames.c | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/src/ui/frames.c b/src/ui/frames.c index 9c3f3296..1af79765 100644 --- a/src/ui/frames.c +++ b/src/ui/frames.c @@ -806,6 +806,40 @@ meta_frames_get_borders (MetaFrames *frames, borders->visible.right *= scale; } +void +meta_frames_get_corner_radiuses (MetaFrames *frames, + Window xwindow, + float *top_left, + float *top_right, + float *bottom_left, + float *bottom_right) +{ + MetaUIFrame *frame; + MetaFrameGeometry fgeom; + + frame = meta_frames_lookup_window (frames, xwindow); + + meta_frames_calc_geometry (frames, frame, &fgeom); + + /* For compatibility with the code in get_visible_rect(), there's + * a mysterious sqrt() added to the corner radiuses: + * + * const float radius = sqrt(corner) + corner; + * + * It's unclear why the radius is calculated like this, but we + * need to be consistent with it. + */ + + if (top_left) + *top_left = fgeom.top_left_corner_rounded_radius + sqrt(fgeom.top_left_corner_rounded_radius); + if (top_right) + *top_right = fgeom.top_right_corner_rounded_radius + sqrt(fgeom.top_right_corner_rounded_radius); + if (bottom_left) + *bottom_left = fgeom.bottom_left_corner_rounded_radius + sqrt(fgeom.bottom_left_corner_rounded_radius); + if (bottom_right) + *bottom_right = fgeom.bottom_right_corner_rounded_radius + sqrt(fgeom.bottom_right_corner_rounded_radius); +} + #ifdef HAVE_SHAPE static void apply_cairo_region_to_window (Display *display, |