Used as the return value for cairo_region_contains_rectangle().
CAIRO_REGION_OVERLAP_IN
The contents are entirely inside the region. (Since 1.10)
CAIRO_REGION_OVERLAP_OUT
The contents are entirely outside the region. (Since 1.10)
CAIRO_REGION_OVERLAP_PART
The contents are partially inside and
partially outside the region. (Since 1.10)
Since 1.10
Used as the return value for cairo_region_contains_rectangle(). CAIRO_REGION_OVERLAP_IN The contents are entirely inside the region. (Since 1.10) CAIRO_REGION_OVERLAP_OUT The contents are entirely outside the region. (Since 1.10) CAIRO_REGION_OVERLAP_PART The contents are partially inside and partially outside the region. (Since 1.10) Since 1.10