Take a step back: separate Cairo's GraphicsContext (cairo_t) and Smalltalk/X's graphics context
...into two separate classes for cleaner responsibilities. Also, API of Smalltalk/X graphics
contexts does not play well with Cairo's save/restore semantics.
"{ Package: 'stx:goodies/libcairo' }"
"{ NameSpace: Cairo }"
SharedPool subclass:#RegionOverlap
instanceVariableNames:''
classVariableNames:'CAIRO_REGION_OVERLAP_IN CAIRO_REGION_OVERLAP_OUT
CAIRO_REGION_OVERLAP_PART'
poolDictionaries:''
category:'Cairo-Constants'
!
!RegionOverlap class methodsFor:'initialization'!
initialize
CAIRO_REGION_OVERLAP_IN := 0.
CAIRO_REGION_OVERLAP_OUT := 1.
CAIRO_REGION_OVERLAP_PART := 2.
! !
!RegionOverlap class methodsFor:'constants'!
CAIRO_REGION_OVERLAP_IN
^CAIRO_REGION_OVERLAP_IN
!
CAIRO_REGION_OVERLAP_OUT
^CAIRO_REGION_OVERLAP_OUT
!
CAIRO_REGION_OVERLAP_PART
^CAIRO_REGION_OVERLAP_PART
! !
!RegionOverlap class methodsFor:'documentation'!
version_HG
^ '$Changeset: <not expanded> $'
! !
RegionOverlap initialize!