2 Copyright (C) 2011-2013 Paul Davis
3 Author: Carl Hetherington <cth@carlh.net>
5 This program is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published by
7 the Free Software Foundation; either version 2 of the License, or
8 (at your option) any later version.
10 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with this program; if not, write to the Free Software
17 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20 #ifndef __CANVAS_POLY_LINE_H__
21 #define __CANVAS_POLY_LINE_H__
23 #include "canvas/visibility.h"
24 #include "canvas/poly_item.h"
25 #include "canvas/outline.h"
27 namespace ArdourCanvas {
29 class LIBCANVAS_API PolyLine : public PolyItem
35 void render (Rect const & area, Cairo::RefPtr<Cairo::Context>) const;
37 virtual void set_steps (Points const &, bool stepped);
38 virtual void compute_bounding_box () const;
40 bool covers (Duple const &) const;
42 * Set the distance at which a point will be considered to be covered
43 * by the line. For the definition of "distance" see
44 * utils.cc:distance_to_segment_squared()
46 void set_covers_threshold (double);
48 void set_fill_y1 (double);