16 #ifndef GEOS_INDEX_SWEEPLINE_SWEEPLINEOVERLAPACTION_H
17 #define GEOS_INDEX_SWEEPLINE_SWEEPLINEOVERLAPACTION_H
19 #include <geos/export.h>
25 class SweepLineInterval;
34 class GEOS_DLL SweepLineOverlapAction {
36 virtual void overlap(SweepLineInterval *s0,SweepLineInterval *s1)=0;
38 virtual ~SweepLineOverlapAction() {}
46 #endif // GEOS_INDEX_SWEEPLINE_SWEEPLINEOVERLAPACTION_H