fill.h

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/*
 * Copyright (C) 2012 Carl Hetherington <carl@carlh.net>
 * Copyright (C) 2013-2014 Paul Davis <paul@linuxaudiosystems.com>
 * Copyright (C) 2015-2017 Robin Gareus <robin@gareus.org>
 *
 * 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.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */
 
#ifndef __CANVAS_FILL_H__
#define __CANVAS_FILL_H__
 
#include <vector>
#include <stdint.h>
 
#include "canvas/visibility.h"
#include "canvas/types.h"
 
namespace ArdourCanvas {
 
class Item;
 
class LIBCANVAS_API Fill
{
public:
        Fill (Item& self);
        Fill (const Fill&) = delete;
        Fill& operator= (const Fill&) = delete;
        virtual ~Fill() {}
 
        virtual void set_fill_color (Gtkmm2ext::Color);
        virtual void set_fill (bool);
 
        Gtkmm2ext::Color fill_color () const {
                return _fill_color;
        }
 
        bool fill () const {
                return _fill;
        }
 
        typedef std::vector<std::pair<double,Gtkmm2ext::Color> > StopList;
 
        void set_gradient (StopList const & stops, bool is_vertical);
 
        void set_pattern (Cairo::RefPtr<Cairo::Pattern>);
 
protected:
        void setup_fill_context (Cairo::RefPtr<Cairo::Context>) const;
        void setup_gradient_context (Cairo::RefPtr<Cairo::Context>, Rect const &, Duple const &) const;
 
        Item& _self;
        Gtkmm2ext::Color _fill_color;
        bool _fill;
        bool _transparent;
        StopList _stops;
        bool _vertical_gradient;
        Cairo::RefPtr<Cairo::Pattern> _pattern;
 
};
 
}
 
#endif