/**
* Authors:
* Lauris Kaplinski <lauris@kaplinski.com>
*
* Copyright (C) 2000 Lauris Kaplinski
* Copyright (C) 2000-2001 Ximian, Inc.
* Copyright (C) 2002 Lauris Kaplinski
* Copyright (C) 2008 Johan Engelen
*
* Released under GNU GPL, see file 'COPYING' for more information
*/
#ifndef SEEN_DISPLAY_CURVE_H
#define SEEN_DISPLAY_CURVE_H
#include <2geom/pathvector.h>
#include <cstddef>
#include <boost/optional.hpp>
extern "C" { typedef struct _GSList GSList; }
/**
* Wrapper around a Geom::PathVector object.
*/
class SPCurve {
public:
/* Constructors */
explicit SPCurve();
explicit SPCurve(Geom::PathVector const& pathv);
static SPCurve * new_from_rect(Geom::Rect const &rect, bool all_four_sides = false);
virtual ~SPCurve();
void set_pathvector(Geom::PathVector const & new_pathv);
Geom::PathVector const & get_pathvector() const;
SPCurve * ref();
SPCurve * unref();
SPCurve * copy() const;
size_t get_segment_count() const;
size_t nodes_in_path() const;
bool is_empty() const;
bool is_closed() const;
Geom::Curve const * last_segment() const;
Geom::Path const * last_path() const;
Geom::Curve const * first_segment() const;
Geom::Path const * first_path() const;
boost::optional<Geom::Point> first_point() const;
boost::optional<Geom::Point> last_point() const;
boost::optional<Geom::Point> second_point() const;
boost::optional<Geom::Point> penultimate_point() const;
void reset();
void moveto(Geom::Point const &p);
void moveto(double x, double y);
void lineto(Geom::Point const &p);
void lineto(double x, double y);
void quadto(Geom::Point const &p1, Geom::Point const &p2);
void quadto(double x1, double y1, double x2, double y2);
void curveto(Geom::Point const &p0, Geom::Point const &p1, Geom::Point const &p2);
void curveto(double x0, double y0, double x1, double y1, double x2, double y2);
void closepath();
void closepath_current();
void backspace();
void transform(Geom::Affine const &m);
void stretch_endpoints(Geom::Point const &, Geom::Point const &);
void move_endpoints(Geom::Point const &, Geom::Point const &);
void last_point_additive_move(Geom::Point const & p);
void append(SPCurve const *curve2, bool use_lineto);
SPCurve * append_continuous(SPCurve const *c1, double tolerance);
SPCurve * create_reverse() const;
GSList * split() const;
static SPCurve * concat(GSList const *list);
protected:
size_t _refcount;
Geom::PathVector _pathv;
private:
// Don't implement these:
SPCurve(const SPCurve&);
SPCurve& operator=(const SPCurve&);
};
#endif // !SEEN_DISPLAY_CURVE_H
/*
Local Variables:
mode:c++
c-file-style:"stroustrup"
c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
indent-tabs-mode:nil
fill-column:99
End:
*/
// vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:fileencoding=utf-8 :