Behdad Esfahbod | be4809c | 2013-08-17 11:40:00 -0400 | [diff] [blame] | 1 | #!/usr/bin/python |
| 2 | |
| 3 | import pygtk |
| 4 | pygtk.require('2.0') |
| 5 | import gtk |
Behdad Esfahbod | 1d6e726 | 2013-08-18 16:08:44 -0400 | [diff] [blame] | 6 | import sys |
Behdad Esfahbod | be4809c | 2013-08-17 11:40:00 -0400 | [diff] [blame] | 7 | |
| 8 | import fontTools.ttx |
Behdad Esfahbod | aa736d8 | 2013-08-17 13:21:47 -0400 | [diff] [blame] | 9 | import fontTools.ttLib |
| 10 | import fontTools.cffLib |
Behdad Esfahbod | be4809c | 2013-08-17 11:40:00 -0400 | [diff] [blame] | 11 | |
Behdad Esfahbod | be4809c | 2013-08-17 11:40:00 -0400 | [diff] [blame] | 12 | |
Behdad Esfahbod | 1d6e726 | 2013-08-18 16:08:44 -0400 | [diff] [blame] | 13 | class Row(object): |
| 14 | def __init__(self, parent, index, key, value): |
| 15 | self._parent = parent |
| 16 | self._index = index |
| 17 | self._key = key |
| 18 | self._value = value |
Behdad Esfahbod | be4809c | 2013-08-17 11:40:00 -0400 | [diff] [blame] | 19 | |
Behdad Esfahbod | 1d6e726 | 2013-08-18 16:08:44 -0400 | [diff] [blame] | 20 | if isinstance(value, fontTools.ttx.TTFont): |
| 21 | self._add_font(value) |
Behdad Esfahbod | be4809c | 2013-08-17 11:40:00 -0400 | [diff] [blame] | 22 | return |
Behdad Esfahbod | 1d6e726 | 2013-08-18 16:08:44 -0400 | [diff] [blame] | 23 | |
Behdad Esfahbod | be4809c | 2013-08-17 11:40:00 -0400 | [diff] [blame] | 24 | if not isinstance(value, basestring): |
Behdad Esfahbod | 1d6e726 | 2013-08-18 16:08:44 -0400 | [diff] [blame] | 25 | # Try sequences |
Behdad Esfahbod | 78b7494 | 2013-08-17 13:08:33 -0400 | [diff] [blame] | 26 | is_sequence = True |
Behdad Esfahbod | be4809c | 2013-08-17 11:40:00 -0400 | [diff] [blame] | 27 | try: |
| 28 | len(value) |
| 29 | iter(value) |
Behdad Esfahbod | 7013279 | 2013-08-17 12:31:27 -0400 | [diff] [blame] | 30 | # It's hard to differentiate list-type sequences |
| 31 | # from dict-type ones. Try fetching item 0. |
| 32 | value[0] |
Behdad Esfahbod | 78b7494 | 2013-08-17 13:08:33 -0400 | [diff] [blame] | 33 | except TypeError: |
| 34 | is_sequence = False |
| 35 | except AttributeError: |
| 36 | is_sequence = False |
| 37 | except KeyError: |
| 38 | is_sequence = False |
| 39 | except IndexError: |
| 40 | is_sequence = False |
| 41 | if is_sequence: |
Behdad Esfahbod | 1d6e726 | 2013-08-18 16:08:44 -0400 | [diff] [blame] | 42 | self._add_list(key, value) |
Behdad Esfahbod | be4809c | 2013-08-17 11:40:00 -0400 | [diff] [blame] | 43 | return |
Behdad Esfahbod | 7013279 | 2013-08-17 12:31:27 -0400 | [diff] [blame] | 44 | if hasattr(value, '__dict__'): |
Behdad Esfahbod | 1d6e726 | 2013-08-18 16:08:44 -0400 | [diff] [blame] | 45 | self._add_object(key, value) |
Behdad Esfahbod | 7013279 | 2013-08-17 12:31:27 -0400 | [diff] [blame] | 46 | return |
| 47 | if hasattr(value, 'items'): |
Behdad Esfahbod | 1d6e726 | 2013-08-18 16:08:44 -0400 | [diff] [blame] | 48 | self._add_dict(key, value) |
Behdad Esfahbod | 7013279 | 2013-08-17 12:31:27 -0400 | [diff] [blame] | 49 | return |
Behdad Esfahbod | be4809c | 2013-08-17 11:40:00 -0400 | [diff] [blame] | 50 | |
Behdad Esfahbod | aa55d75 | 2013-08-17 12:50:18 -0400 | [diff] [blame] | 51 | if isinstance(value, basestring): |
Behdad Esfahbod | 1d6e726 | 2013-08-18 16:08:44 -0400 | [diff] [blame] | 52 | self._value_str = '"'+value+'"' |
| 53 | self._children = [] |
Behdad Esfahbod | aa55d75 | 2013-08-17 12:50:18 -0400 | [diff] [blame] | 54 | return |
| 55 | |
Behdad Esfahbod | be4809c | 2013-08-17 11:40:00 -0400 | [diff] [blame] | 56 | # Everything else |
Behdad Esfahbod | 1d6e726 | 2013-08-18 16:08:44 -0400 | [diff] [blame] | 57 | self._children = [] |
Behdad Esfahbod | be4809c | 2013-08-17 11:40:00 -0400 | [diff] [blame] | 58 | |
Behdad Esfahbod | 1d6e726 | 2013-08-18 16:08:44 -0400 | [diff] [blame] | 59 | def _filter_items(self): |
| 60 | items = [] |
| 61 | for k,v in self._items: |
| 62 | if isinstance(v, fontTools.ttx.TTFont): |
| 63 | continue |
| 64 | if k in ['reader', 'file', 'tableTag', 'compileStatus', 'recurse']: |
| 65 | continue |
| 66 | if isinstance(k, basestring) and k[0] == '_': |
| 67 | continue |
| 68 | items.append((k,v)) |
| 69 | self._items = items |
| 70 | |
| 71 | def _add_font(self, font): |
| 72 | self._items = [(tag,font[tag]) for tag in font.keys()] |
| 73 | |
| 74 | def _add_object(self, key, value): |
| 75 | # Make sure item is decompiled |
| 76 | try: |
| 77 | getattr(value, "asdf") |
| 78 | except AttributeError: |
| 79 | pass |
| 80 | if isinstance(value, fontTools.ttLib.getTableModule('glyf').Glyph): |
| 81 | # Glyph type needs explicit expanding to be useful |
| 82 | value.expand(self.font['glyf']) |
Behdad Esfahbod | 453ceed | 2013-08-18 16:53:57 -0400 | [diff] [blame] | 83 | if isinstance(value, fontTools.misc.psCharStrings.T2CharString): |
| 84 | try: |
| 85 | value.decompile() |
| 86 | except TypeError: # Subroutines can't be decompiled |
| 87 | pass |
Behdad Esfahbod | e331431 | 2013-08-18 16:40:18 -0400 | [diff] [blame] | 88 | if isinstance(value, fontTools.cffLib.BaseDict): |
| 89 | for k in value.rawDict.keys(): |
| 90 | getattr(value, k) |
Behdad Esfahbod | 1d6e726 | 2013-08-18 16:08:44 -0400 | [diff] [blame] | 91 | if isinstance(value, fontTools.cffLib.Index): |
| 92 | # Load all items |
| 93 | for i in range(len(value)): |
| 94 | value[i] |
| 95 | # Discard offsets as should not be needed anymore |
| 96 | if hasattr(value, 'offsets'): |
| 97 | del value.offsets |
| 98 | |
| 99 | self._value_str = value.__class__.__name__ |
| 100 | self._items = sorted(value.__dict__.items()) |
| 101 | self._filter_items() |
| 102 | |
| 103 | def _add_dict(self, key, value): |
| 104 | self._value_str = '%s of %d items' % (value.__class__.__name__, len(value)) |
| 105 | self._items = sorted(value.items()) |
| 106 | self._filter_items() |
| 107 | |
| 108 | def _add_list(self, key, value): |
| 109 | if len(value) and len(value) <= 32: |
| 110 | self._value_str = str(value) |
| 111 | else: |
| 112 | self._value_str = '%s of %d items' % (value.__class__.__name__, |
| 113 | len(value)) |
| 114 | self._items = enumerate(value) |
| 115 | self._filter_items() |
| 116 | |
| 117 | def __len__(self): |
| 118 | self._ensure_children() |
| 119 | return len(self._children) |
| 120 | |
Behdad Esfahbod | 1d6e726 | 2013-08-18 16:08:44 -0400 | [diff] [blame] | 121 | def _ensure_children(self): |
| 122 | if hasattr(self, '_children'): |
| 123 | return |
| 124 | children = [] |
| 125 | for i,(k,v) in enumerate(self._items): |
| 126 | children.append(Row(self, i, k, v)) |
| 127 | self._children = children |
| 128 | del self._items |
| 129 | |
Behdad Esfahbod | 62d1d24 | 2013-08-18 17:04:59 -0400 | [diff] [blame^] | 130 | def __getitem__(self, n): |
Behdad Esfahbod | 1d6e726 | 2013-08-18 16:08:44 -0400 | [diff] [blame] | 131 | self._ensure_children() |
| 132 | if n < len(self._children): |
| 133 | return self._children[n] |
| 134 | else: |
| 135 | return None |
| 136 | |
Behdad Esfahbod | 62d1d24 | 2013-08-18 17:04:59 -0400 | [diff] [blame^] | 137 | def get_parent(self): |
| 138 | return self._parent |
| 139 | |
| 140 | def get_index(self): |
| 141 | return self._index |
| 142 | |
Behdad Esfahbod | 1d6e726 | 2013-08-18 16:08:44 -0400 | [diff] [blame] | 143 | def get_key(self): |
| 144 | return self._key |
| 145 | |
| 146 | def get_value(self): |
| 147 | return self._value |
| 148 | |
| 149 | def get_value_str(self): |
Behdad Esfahbod | 62d1d24 | 2013-08-18 17:04:59 -0400 | [diff] [blame^] | 150 | if hasattr(self,'_value_str'): |
Behdad Esfahbod | 1d6e726 | 2013-08-18 16:08:44 -0400 | [diff] [blame] | 151 | return self._value_str |
| 152 | return str(self._value) |
| 153 | |
Behdad Esfahbod | 1d6e726 | 2013-08-18 16:08:44 -0400 | [diff] [blame] | 154 | class FontTreeModel(gtk.GenericTreeModel): |
| 155 | |
| 156 | __gtype_name__ = 'FontTreeModel' |
| 157 | |
| 158 | def __init__(self, font): |
| 159 | super(FontTreeModel, self).__init__() |
| 160 | self._columns = (str, str) |
Behdad Esfahbod | be4809c | 2013-08-17 11:40:00 -0400 | [diff] [blame] | 161 | self.font = font |
Behdad Esfahbod | 1d6e726 | 2013-08-18 16:08:44 -0400 | [diff] [blame] | 162 | self._root = Row(None, 0, "font", font) |
| 163 | |
| 164 | def on_get_flags(self): |
| 165 | return 0 |
| 166 | |
| 167 | def on_get_n_columns(self): |
| 168 | return len(self._columns) |
| 169 | |
| 170 | def on_get_column_type(self, index): |
| 171 | return self._columns[index] |
| 172 | |
| 173 | def on_get_iter(self, path): |
Behdad Esfahbod | 62d1d24 | 2013-08-18 17:04:59 -0400 | [diff] [blame^] | 174 | rowref = self._root |
| 175 | while path: |
| 176 | rowref = rowref[path[0]] |
| 177 | path = path[1:] |
| 178 | return rowref |
Behdad Esfahbod | 1d6e726 | 2013-08-18 16:08:44 -0400 | [diff] [blame] | 179 | |
| 180 | def on_get_path(self, rowref): |
Behdad Esfahbod | 62d1d24 | 2013-08-18 17:04:59 -0400 | [diff] [blame^] | 181 | path = [] |
| 182 | while rowref != self._root: |
| 183 | path.append(rowref.get_index()) |
| 184 | rowref = rowref.get_parent() |
| 185 | path.reverse() |
| 186 | return tuple(path) |
Behdad Esfahbod | 1d6e726 | 2013-08-18 16:08:44 -0400 | [diff] [blame] | 187 | |
| 188 | def on_get_value(self, rowref, column): |
| 189 | if column == 0: |
| 190 | return rowref.get_key() |
| 191 | else: |
| 192 | return rowref.get_value_str() |
| 193 | |
| 194 | def on_iter_next(self, rowref): |
Behdad Esfahbod | 62d1d24 | 2013-08-18 17:04:59 -0400 | [diff] [blame^] | 195 | return rowref.get_parent()[rowref.get_index() + 1] |
Behdad Esfahbod | 1d6e726 | 2013-08-18 16:08:44 -0400 | [diff] [blame] | 196 | |
| 197 | def on_iter_children(self, rowref): |
Behdad Esfahbod | 62d1d24 | 2013-08-18 17:04:59 -0400 | [diff] [blame^] | 198 | return rowref[0] |
Behdad Esfahbod | 1d6e726 | 2013-08-18 16:08:44 -0400 | [diff] [blame] | 199 | |
| 200 | def on_iter_has_child(self, rowref): |
| 201 | return bool(len(rowref)) |
| 202 | |
| 203 | def on_iter_n_children(self, rowref): |
| 204 | return len(rowref) |
| 205 | |
| 206 | def on_iter_nth_child(self, rowref, n): |
| 207 | if not rowref: rowref = self._root |
Behdad Esfahbod | 62d1d24 | 2013-08-18 17:04:59 -0400 | [diff] [blame^] | 208 | return rowref[n] |
Behdad Esfahbod | 1d6e726 | 2013-08-18 16:08:44 -0400 | [diff] [blame] | 209 | |
| 210 | def on_iter_parent(self, rowref): |
| 211 | return rowref.get_parent() |
Behdad Esfahbod | be4809c | 2013-08-17 11:40:00 -0400 | [diff] [blame] | 212 | |
| 213 | class PyFontView: |
| 214 | |
Behdad Esfahbod | 1d6e726 | 2013-08-18 16:08:44 -0400 | [diff] [blame] | 215 | def delete_event(self, widget, event, data=None): |
| 216 | gtk.main_quit() |
| 217 | return False |
Behdad Esfahbod | be4809c | 2013-08-17 11:40:00 -0400 | [diff] [blame] | 218 | |
Behdad Esfahbod | 1d6e726 | 2013-08-18 16:08:44 -0400 | [diff] [blame] | 219 | def __init__(self, fontfile): |
Behdad Esfahbod | be4809c | 2013-08-17 11:40:00 -0400 | [diff] [blame] | 220 | |
Behdad Esfahbod | 1d6e726 | 2013-08-18 16:08:44 -0400 | [diff] [blame] | 221 | self.window = gtk.Window(gtk.WINDOW_TOPLEVEL) |
| 222 | self.window.set_title("%s - PyFontView" % fontfile) |
| 223 | self.window.connect("delete_event", self.delete_event) |
| 224 | self.window.set_size_request(400, 600) |
Behdad Esfahbod | be4809c | 2013-08-17 11:40:00 -0400 | [diff] [blame] | 225 | |
Behdad Esfahbod | 1d6e726 | 2013-08-18 16:08:44 -0400 | [diff] [blame] | 226 | self.scrolled_window = gtk.ScrolledWindow() |
| 227 | self.window.add(self.scrolled_window) |
Behdad Esfahbod | be4809c | 2013-08-17 11:40:00 -0400 | [diff] [blame] | 228 | |
Behdad Esfahbod | 1d6e726 | 2013-08-18 16:08:44 -0400 | [diff] [blame] | 229 | self.font = fontTools.ttx.TTFont(fontfile) |
| 230 | self.treemodel = FontTreeModel(self.font) |
| 231 | self.treeview = gtk.TreeView(self.treemodel) |
| 232 | #self.treeview.set_reorderable(True) |
Behdad Esfahbod | be4809c | 2013-08-17 11:40:00 -0400 | [diff] [blame] | 233 | |
Behdad Esfahbod | 1d6e726 | 2013-08-18 16:08:44 -0400 | [diff] [blame] | 234 | for i in range(2): |
Behdad Esfahbod | be4809c | 2013-08-17 11:40:00 -0400 | [diff] [blame] | 235 | |
Behdad Esfahbod | 1d6e726 | 2013-08-18 16:08:44 -0400 | [diff] [blame] | 236 | col = gtk.TreeViewColumn('Column %d' % i) |
Behdad Esfahbod | 9c64ded | 2013-08-17 13:40:12 -0400 | [diff] [blame] | 237 | |
Behdad Esfahbod | 1d6e726 | 2013-08-18 16:08:44 -0400 | [diff] [blame] | 238 | self.treeview.append_column(col) |
Behdad Esfahbod | be4809c | 2013-08-17 11:40:00 -0400 | [diff] [blame] | 239 | |
Behdad Esfahbod | 1d6e726 | 2013-08-18 16:08:44 -0400 | [diff] [blame] | 240 | cell = gtk.CellRendererText() |
| 241 | col.pack_start(cell, True) |
Behdad Esfahbod | be4809c | 2013-08-17 11:40:00 -0400 | [diff] [blame] | 242 | |
Behdad Esfahbod | 1d6e726 | 2013-08-18 16:08:44 -0400 | [diff] [blame] | 243 | col.add_attribute(cell, 'text', i) |
Behdad Esfahbod | be4809c | 2013-08-17 11:40:00 -0400 | [diff] [blame] | 244 | |
Behdad Esfahbod | 1d6e726 | 2013-08-18 16:08:44 -0400 | [diff] [blame] | 245 | col.set_sort_column_id(i) |
Behdad Esfahbod | be4809c | 2013-08-17 11:40:00 -0400 | [diff] [blame] | 246 | |
Behdad Esfahbod | 1d6e726 | 2013-08-18 16:08:44 -0400 | [diff] [blame] | 247 | self.treeview.set_search_column(1) |
| 248 | self.scrolled_window.add(self.treeview) |
| 249 | self.window.show_all() |
Behdad Esfahbod | be4809c | 2013-08-17 11:40:00 -0400 | [diff] [blame] | 250 | |
Behdad Esfahbod | 1d6e726 | 2013-08-18 16:08:44 -0400 | [diff] [blame] | 251 | def main(args=None): |
| 252 | if args == None: args = sys.argv |
| 253 | if len(args) < 2: |
| 254 | print >>sys.stderr, "usage: %s font..." % args[0] |
| 255 | sys.exit(1) |
| 256 | for arg in args[1:]: |
| 257 | viewer = PyFontView(arg) |
| 258 | gtk.main() |
Behdad Esfahbod | be4809c | 2013-08-17 11:40:00 -0400 | [diff] [blame] | 259 | |
| 260 | if __name__ == "__main__": |
Behdad Esfahbod | 1d6e726 | 2013-08-18 16:08:44 -0400 | [diff] [blame] | 261 | main() |