1 #ifndef SEEN_DISPLAY_CURVE_H
2 #define SEEN_DISPLAY_CURVE_H
4 /** \file
5 * Wrapper around a Geom::PathVector objects.
6 *
7 * Author:
8 * Lauris Kaplinski <lauris@kaplinski.com>
9 *
10 * Copyright (C) 2000 Lauris Kaplinski
11 * Copyright (C) 2000-2001 Ximian, Inc.
12 * Copyright (C) 2002 Lauris Kaplinski
13 * Copyright (C) 2008 Johan Engelen
14 *
15 * Released under GNU GPL
16 */
18 #include <glib/gtypes.h>
19 #include <glib/gslist.h>
21 #include <2geom/forward.h>
23 class SPCurve {
24 public:
25 /* Constructors */
26 explicit SPCurve();
27 explicit SPCurve(Geom::PathVector const& pathv);
28 static SPCurve * new_from_rect(Geom::Rect const &rect);
30 virtual ~SPCurve();
32 void set_pathvector(Geom::PathVector const & new_pathv);
33 Geom::PathVector const & get_pathvector() const;
35 SPCurve * ref();
36 SPCurve * unref();
38 SPCurve * copy() const;
40 guint get_segment_count() const;
41 guint nodes_in_path() const;
43 bool is_empty() const;
44 bool is_closed() const;
45 Geom::Curve const * last_segment() const;
46 Geom::Path const * last_path() const;
47 Geom::Curve const * first_segment() const;
48 Geom::Path const * first_path() const;
49 Geom::Point first_point() const;
50 Geom::Point last_point() const;
51 Geom::Point second_point() const;
52 Geom::Point penultimate_point() const;
54 void reset();
56 void moveto(Geom::Point const &p);
57 void moveto(gdouble x, gdouble y);
58 void lineto(Geom::Point const &p);
59 void lineto(gdouble x, gdouble y);
60 void curveto(Geom::Point const &p0, Geom::Point const &p1, Geom::Point const &p2);
61 void curveto(gdouble x0, gdouble y0, gdouble x1, gdouble y1, gdouble x2, gdouble y2);
62 void closepath();
63 void closepath_current();
64 void backspace();
66 void transform(Geom::Matrix const &m);
67 void stretch_endpoints(Geom::Point const &, Geom::Point const &);
68 void move_endpoints(Geom::Point const &, Geom::Point const &);
69 void last_point_additive_move(Geom::Point const & p);
71 void append(SPCurve const *curve2, bool use_lineto);
72 SPCurve * append_continuous(SPCurve const *c1, gdouble tolerance);
73 SPCurve * create_reverse() const;
75 GSList * split() const;
76 static SPCurve * concat(GSList const *list);
78 protected:
79 gint _refcount;
81 Geom::PathVector _pathv;
83 private:
84 // Don't implement these:
85 SPCurve(const SPCurve&);
86 SPCurve& operator=(const SPCurve&);
87 };
89 #endif /* !SEEN_DISPLAY_CURVE_H */
91 /*
92 Local Variables:
93 mode:c++
94 c-file-style:"stroustrup"
95 c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
96 indent-tabs-mode:nil
97 fill-column:99
98 End:
99 */
100 // vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=99 :