1 /*
2 Copyright (C) 2014 Johan Mattsson
3
4 This library is free software; you can redistribute it and/or modify
5 it under the terms of the GNU Lesser General Public License as
6 published by the Free Software Foundation; either version 3 of the
7 License, or (at your option) any later version.
8
9 This library is distributed in the hope that it will be useful, but
10 WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 Lesser General Public License for more details.
13 */
14
15 using Math;
16 using Cairo;
17
18 namespace BirdFont {
19
20 public class BackgroundTab : Glyph {
21
22 static BackgroundTab singleton;
23
24 public BackgroundTab () {
25 base ("", '\0');
26 singleton = this;
27
28 Toolbox tools = MainWindow.get_toolbox ();
29 ZoomTool z = (ZoomTool) tools.get_tool ("zoom_tool");
30 z.store_current_view ();
31
32 layers.add_layer (new Layer ());
33 }
34
35 public static BackgroundTab get_instance () {
36 if (is_null (singleton)) {
37 singleton = new BackgroundTab ();
38 }
39 return singleton;
40 }
41
42 public override string get_name () {
43 return "Backgrounds";
44 }
45
46 public override string get_label () {
47 return t_("Background Image");
48 }
49
50 public override void selected_canvas () {
51 base.selected_canvas ();
52
53 GlyphCanvas canvas = MainWindow.get_glyph_canvas ();
54 GlyphCollection gc = new GlyphCollection ('\0', "");
55
56 GlyphMaster master = new GlyphMaster ();
57 master.add_glyph (this);
58 gc.add_master (master);
59
60 canvas.set_current_glyph_collection (gc, false);
61 DrawingTools.background_scale.set_tool_visibility (true);
62 ZoomTool.zoom_full_background_image ();
63 }
64
65 public override void draw (WidgetAllocation allocation, Context cr) {
66 base.draw (allocation, cr);
67 Tool t = Toolbox.background_tools.select_background;
68 t.draw_action (t, cr, this);
69 }
70 }
71
72 }
73