1 //
2 //  Copyright (C) 2009  Nick Gasson
3 //
4 //  This program is free software: you can redistribute it and/or modify
5 //  it under the terms of the GNU General Public License as published by
6 //  the Free Software Foundation, either version 3 of the License, or
7 //  (at your option) any later version.
8 //
9 //  This program is distributed in the hope that it will be useful,
10 //  but WITHOUT ANY WARRANTY; without even the implied warranty of
11 //  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12 //  GNU General Public License for more details.
13 //
14 //  You should have received a copy of the GNU General Public License
15 //  along with this program.  If not, see <http://www.gnu.org/licenses/>.
16 //
17 
18 #include "gui/ToggleButton.hpp"
19 #include "ILogger.hpp"
20 
21 using namespace gui;
22 
ToggleButton(const AttributeSet & attrs)23 ToggleButton::ToggleButton(const AttributeSet& attrs)
24    : Widget(attrs),
25      enabled(false)
26 {
27    texture = load_texture(attrs.get<string>("image"));
28 }
29 
render(RenderContext & rc) const30 void ToggleButton::render(RenderContext& rc) const
31 {
32    rc.image(x(), y(), width(), height(), texture);
33 
34    if (enabled)
35       rc.border(x(), y(), width(), height(), colour::WHITE);
36 }
37 
handle_click(int x,int y)38 bool ToggleButton::handle_click(int x, int y)
39 {
40    on();
41    return Widget::handle_click(x, y);
42 }
43 
on()44 void ToggleButton::on()
45 {
46    if (enabled == false) {
47       enabled = true;
48       raise(SIG_ENTER);
49    }
50 }
51 
off()52 void ToggleButton::off()
53 {
54    if (enabled == true) {
55       enabled = false;
56       raise(SIG_LEAVE);
57    }
58 }
59