1 //  Copyright (C) 2007, 2008, 2012, 2014 Ben Asselstine
2 //
3 //  This program is free software; you can redistribute it and/or modify
4 //  it under the terms of the GNU General Public License as published by
5 //  the Free Software Foundation; either version 3 of the License, or
6 //  (at your option) any later version.
7 //
8 //  This program is distributed in the hope that it will be useful,
9 //  but WITHOUT ANY WARRANTY; without even the implied warranty of
10 //  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
11 //  GNU Library General Public License for more details.
12 //
13 //  You should have received a copy of the GNU General Public License
14 //  along with this program; if not, write to the Free Software
15 //  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
16 //  02110-1301, USA.
17 
18 #pragma once
19 #ifndef LINE_CHART_H
20 #define LINE_CHART_H
21 
22 #include <gtkmm.h>
23 #include <list>
24 
25 //the first parameter to the construct might seem a bit weird.
26 //the outer list contains a list of numbers belonging to a player
27 //the inner list is just a list of numbers forming the y component of the graph.
28 //the x component is taken from the turn number, which is just that number's position in the list.
29 class LineChart: public Gtk::Image
30 {
31 public:
32     LineChart(std::list<std::list<unsigned int> > lines, std::list<Gdk::RGBA> colours, unsigned int max_height_value, Glib::ustring x_axis_description, Glib::ustring y_axis_description);
~LineChart()33     virtual ~LineChart() {};
34 
35     void set_x_indicator(int x);
36 
37 protected:
38     //Override default signal handler:
39     virtual bool on_draw (const Cairo::RefPtr<Cairo::Context> &cr);
40 private:
41     std::list<std::list<unsigned int> > d_lines;
42     std::list<Gdk::RGBA> d_colours;
43     unsigned int d_max_height_value;
44     int d_x_indicator;
45     Glib::ustring d_x_axis_description;
46     Glib::ustring d_y_axis_description;
47 };
48 
49 #endif
50