FlowCanvas 0.7.1
Ellipse.hpp
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1/* This file is part of FlowCanvas.
2 * Copyright (C) 2007-2009 David Robillard <http://drobilla.net>
3 *
4 * FlowCanvas is free software; you can redistribute it and/or modify it under the
5 * terms of the GNU General Public License as published by the Free Software
6 * Foundation; either version 2 of the License, or (at your option) any later
7 * version.
8 *
9 * FlowCanvas is distributed in the hope that it will be useful, but WITHOUT ANY
10 * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
11 * FOR A PARTICULAR PURPOSE. See the GNU General Public License for details.
12 *
13 * You should have received a copy of the GNU General Public License along
14 * with this program; if not, write to the Free Software Foundation, Inc.,
15 * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
16 */
17
18#ifndef FLOWCANVAS_ELLIPSE_HPP
19#define FLOWCANVAS_ELLIPSE_HPP
20
21#include <string>
22#include <map>
23#include <algorithm>
24#include <boost/shared_ptr.hpp>
25#include <libgnomecanvasmm.h>
27#include "flowcanvas/Item.hpp"
28
29namespace FlowCanvas {
30
31class Canvas;
32
33
41class Ellipse : public Item, public Connectable
42{
43public:
44 Ellipse(boost::shared_ptr<Canvas> canvas,
45 const std::string& name,
46 double x,
47 double y,
48 double x_radius,
49 double y_radius,
50 bool show_title = true);
51
52 virtual ~Ellipse();
53
54 Gnome::Art::Point src_connection_point() {
55 return Gnome::Art::Point(property_x(), property_y());
56 }
57
58 virtual Gnome::Art::Point dst_connection_point(const Gnome::Art::Point& src);
59 virtual Gnome::Art::Point connection_point_vector(double dx, double dy);
60
61 void add_connection(boost::shared_ptr<Connection> c);
62
63 bool point_is_within(double x, double y);
64
65 void zoom(double z);
66 void resize();
67
68 virtual void move(double dx, double dy);
69 virtual void move_to(double x, double y);
70
71 virtual void load_location() {}
72 virtual void store_location() {}
73
74 virtual void set_name(const std::string& n);
75
76 void set_width(double w);
77
78 void set_height(double h);
79
80 double border_width() const { return _border_width; }
81 void set_border_width(double w);
82
84 void set_selected(bool b);
85
86 void set_highlighted(bool b);
87 void set_border_color(uint32_t c);
88 void set_base_color(uint32_t c);
90
91protected:
92 bool is_within(const Gnome::Canvas::Rect& rect);
93
96
97 Gnome::Canvas::Ellipse _ellipse;
98 Gnome::Canvas::Text* _label;
99};
100
101
102} // namespace FlowCanvas
103
104#endif // FLOWCANVAS_ELLIPSE_HPP
An object a Connection can connect to.
Definition: Connectable.hpp:32
A (possibly named) circular Item which is Connectable.
Definition: Ellipse.hpp:42
bool is_within(const Gnome::Canvas::Rect &rect)
Gnome::Canvas::Text * _label
Definition: Ellipse.hpp:98
void set_selected(bool b)
void set_base_color(uint32_t c)
void zoom(double z)
double border_width() const
Definition: Ellipse.hpp:80
virtual void store_location()
Definition: Ellipse.hpp:72
virtual void move(double dx, double dy)
void set_width(double w)
virtual void load_location()
Definition: Ellipse.hpp:71
void set_height(double h)
virtual void move_to(double x, double y)
void set_border_color(uint32_t c)
double _border_width
Definition: Ellipse.hpp:94
virtual Gnome::Art::Point connection_point_vector(double dx, double dy)
Gnome::Canvas::Ellipse _ellipse
Definition: Ellipse.hpp:97
Gnome::Art::Point src_connection_point()
Definition: Ellipse.hpp:54
virtual Gnome::Art::Point dst_connection_point(const Gnome::Art::Point &src)
void add_connection(boost::shared_ptr< Connection > c)
void set_default_base_color()
virtual void set_name(const std::string &n)
void set_border_width(double w)
bool _title_visible
Definition: Ellipse.hpp:95
bool point_is_within(double x, double y)
Ellipse(boost::shared_ptr< Canvas > canvas, const std::string &name, double x, double y, double x_radius, double y_radius, bool show_title=true)
void set_highlighted(bool b)
An item on a Canvas.
Definition: Item.hpp:44
const std::string & name() const
Definition: Item.hpp:93
boost::weak_ptr< Canvas > canvas() const
Definition: Item.hpp:64
FlowCanvas namespace, everything is defined under this.
Definition: Canvas.hpp:38