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