1 #ifndef INKSCAPE_LIVAROT_SWEEP_EVENT_H
2 #define INKSCAPE_LIVAROT_SWEEP_EVENT_H
3 /** \file
4 * Intersection events.
5 */
7 #include <libnr/nr-point.h>
8 class SweepTree;
11 /** One intersection event. */
12 class SweepEvent
13 {
14 public:
15 SweepTree *sweep[2]; ///< Sweep element associated with the left and right edge of the intersection.
17 NR::Point posx; ///< Coordinates of the intersection.
18 double tl, tr; ///< Coordinates of the intersection on the left edge (tl) and on the right edge (tr).
20 int ind; ///< Index in the binary heap.
22 SweepEvent(); // not used.
23 ~SweepEvent(); // not used.
25 /// Initialize a SweepEvent structure.
26 void MakeNew (SweepTree * iLeft, SweepTree * iRight, NR::Point const &iPt,
27 double itl, double itr);
29 /// Void a SweepEvent structure.
30 void MakeDelete (void);
31 };
34 #endif /* !INKSCAPE_LIVAROT_SWEEP_EVENT_H */
36 /*
37 Local Variables:
38 mode:c++
39 c-file-style:"stroustrup"
40 c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
41 indent-tabs-mode:nil
42 fill-column:99
43 End:
44 */
45 // vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=99 :