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 using Cairo;
15 using Math;
16
17 namespace BirdFont {
18
19 public class SpacingClassTab : Table {
20
21 public static int NEW_CLASS = -1;
22 Gee.ArrayList<Row> rows = new Gee.ArrayList<Row> ();
23 public static SpacingClass current_class;
24 public static bool current_class_first_element;
25
26 public SpacingClassTab () {
27 current_class = new SpacingClass ("", "");
28 }
29
30 public override Gee.ArrayList<Row> get_rows () {
31 return rows;
32 }
33
34 public static void set_class (string glyph) {
35 if (current_class_first_element) {
36 current_class.first = glyph;
37 } else {
38 current_class.next = glyph;
39 }
40
41 MainWindow.get_spacing_class_tab ().update_rows ();
42 }
43
44 public override void selected_row (Row row, int column, bool delete_button) {
45 Font font = BirdFont.get_current_font ();
46 SpacingData spacing = font.get_spacing ();
47
48 if (row.get_index () == -1) {
49 spacing.add_class ("?", "?");
50 TabContent.hide_text_input ();
51 update_rows ();
52 update_scrollbar ();
53 font.touch ();
54 } else if (spacing.classes.size != 0) {
55 if (delete_button) {
56 return_if_fail (0 <= row.get_index () < spacing.classes.size);
57 spacing.classes.remove_at (row.get_index ());
58 TabContent.hide_text_input ();
59 update_rows ();
60 update_scrollbar ();
61 font.touch ();
62 } else if (column == 0) {
63 if (!(0 <= row.get_index () < spacing.classes.size)) {
64 warning (@"Index: $(row.get_index ()) classes.size: $(spacing.classes.size)");
65 return;
66 }
67 current_class = spacing.classes.get (row.get_index ());
68 current_class.set_first ();
69 current_class_first_element = true;
70 font.touch ();
71 } else if (column == 2) {
72 return_if_fail (0 <= row.get_index () < spacing.classes.size);
73 current_class = spacing.classes.get (row.get_index ());
74 current_class.set_next ();
75 current_class_first_element = false;
76 font.touch ();
77 }
78 }
79 }
80
81 public override void update_rows () {
82 int i = 0;
83 SpacingData spacing = BirdFont.get_current_font ().get_spacing ();
84
85 rows.clear ();
86 rows.add (new Row (t_("New spacing class"), NEW_CLASS, false));
87
88 foreach (SpacingClass c in spacing.classes) {
89 rows.add (new Row.columns_3 (@"$(c.first)", "->", @"$(c.next)", i));
90 i++;
91 }
92
93 GlyphCanvas.redraw ();
94 }
95
96 public override string get_label () {
97 return t_("Spacing Classes");
98 }
99
100 public override string get_name () {
101 return "SpacingClasses";
102 }
103 }
104
105 }
106