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 | |
| 12 | class FontTreeStoreBuilder: |
| 13 | |
| 14 | def __init__(self, treestore): |
| 15 | self.ts = treestore |
| 16 | |
Behdad Esfahbod | be4809c | 2013-08-17 11:40:00 -0400 | [diff] [blame] | 17 | |
Behdad Esfahbod | 1d6e726 | 2013-08-18 16:08:44 -0400 | [diff] [blame] | 18 | class Row(object): |
| 19 | def __init__(self, parent, index, key, value): |
| 20 | self._parent = parent |
| 21 | self._index = index |
| 22 | self._key = key |
| 23 | self._value = value |
Behdad Esfahbod | be4809c | 2013-08-17 11:40:00 -0400 | [diff] [blame] | 24 | |
Behdad Esfahbod | 1d6e726 | 2013-08-18 16:08:44 -0400 | [diff] [blame] | 25 | if isinstance(value, fontTools.ttx.TTFont): |
| 26 | self._add_font(value) |
Behdad Esfahbod | be4809c | 2013-08-17 11:40:00 -0400 | [diff] [blame] | 27 | return |
Behdad Esfahbod | 1d6e726 | 2013-08-18 16:08:44 -0400 | [diff] [blame] | 28 | |
Behdad Esfahbod | be4809c | 2013-08-17 11:40:00 -0400 | [diff] [blame] | 29 | if not isinstance(value, basestring): |
Behdad Esfahbod | 1d6e726 | 2013-08-18 16:08:44 -0400 | [diff] [blame] | 30 | # Try sequences |
Behdad Esfahbod | 78b7494 | 2013-08-17 13:08:33 -0400 | [diff] [blame] | 31 | is_sequence = True |
Behdad Esfahbod | be4809c | 2013-08-17 11:40:00 -0400 | [diff] [blame] | 32 | try: |
| 33 | len(value) |
| 34 | iter(value) |
Behdad Esfahbod | 7013279 | 2013-08-17 12:31:27 -0400 | [diff] [blame] | 35 | # It's hard to differentiate list-type sequences |
| 36 | # from dict-type ones. Try fetching item 0. |
| 37 | value[0] |
Behdad Esfahbod | 78b7494 | 2013-08-17 13:08:33 -0400 | [diff] [blame] | 38 | except TypeError: |
| 39 | is_sequence = False |
| 40 | except AttributeError: |
| 41 | is_sequence = False |
| 42 | except KeyError: |
| 43 | is_sequence = False |
| 44 | except IndexError: |
| 45 | is_sequence = False |
| 46 | if is_sequence: |
Behdad Esfahbod | 1d6e726 | 2013-08-18 16:08:44 -0400 | [diff] [blame] | 47 | self._add_list(key, value) |
Behdad Esfahbod | be4809c | 2013-08-17 11:40:00 -0400 | [diff] [blame] | 48 | return |
Behdad Esfahbod | 7013279 | 2013-08-17 12:31:27 -0400 | [diff] [blame] | 49 | if hasattr(value, '__dict__'): |
Behdad Esfahbod | 1d6e726 | 2013-08-18 16:08:44 -0400 | [diff] [blame] | 50 | self._add_object(key, value) |
Behdad Esfahbod | 7013279 | 2013-08-17 12:31:27 -0400 | [diff] [blame] | 51 | return |
| 52 | if hasattr(value, 'items'): |
Behdad Esfahbod | 1d6e726 | 2013-08-18 16:08:44 -0400 | [diff] [blame] | 53 | self._add_dict(key, value) |
Behdad Esfahbod | 7013279 | 2013-08-17 12:31:27 -0400 | [diff] [blame] | 54 | return |
Behdad Esfahbod | be4809c | 2013-08-17 11:40:00 -0400 | [diff] [blame] | 55 | |
Behdad Esfahbod | aa55d75 | 2013-08-17 12:50:18 -0400 | [diff] [blame] | 56 | if isinstance(value, basestring): |
Behdad Esfahbod | 1d6e726 | 2013-08-18 16:08:44 -0400 | [diff] [blame] | 57 | self._value_str = '"'+value+'"' |
| 58 | self._children = [] |
Behdad Esfahbod | aa55d75 | 2013-08-17 12:50:18 -0400 | [diff] [blame] | 59 | return |
| 60 | |
Behdad Esfahbod | be4809c | 2013-08-17 11:40:00 -0400 | [diff] [blame] | 61 | # Everything else |
Behdad Esfahbod | 1d6e726 | 2013-08-18 16:08:44 -0400 | [diff] [blame] | 62 | self._children = [] |
Behdad Esfahbod | be4809c | 2013-08-17 11:40:00 -0400 | [diff] [blame] | 63 | |
Behdad Esfahbod | 1d6e726 | 2013-08-18 16:08:44 -0400 | [diff] [blame] | 64 | def _filter_items(self): |
| 65 | items = [] |
| 66 | for k,v in self._items: |
| 67 | if isinstance(v, fontTools.ttx.TTFont): |
| 68 | continue |
| 69 | if k in ['reader', 'file', 'tableTag', 'compileStatus', 'recurse']: |
| 70 | continue |
| 71 | if isinstance(k, basestring) and k[0] == '_': |
| 72 | continue |
| 73 | items.append((k,v)) |
| 74 | self._items = items |
| 75 | |
| 76 | def _add_font(self, font): |
| 77 | self._items = [(tag,font[tag]) for tag in font.keys()] |
| 78 | |
| 79 | def _add_object(self, key, value): |
| 80 | # Make sure item is decompiled |
| 81 | try: |
| 82 | getattr(value, "asdf") |
| 83 | except AttributeError: |
| 84 | pass |
| 85 | if isinstance(value, fontTools.ttLib.getTableModule('glyf').Glyph): |
| 86 | # Glyph type needs explicit expanding to be useful |
| 87 | value.expand(self.font['glyf']) |
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 | |
| 121 | def get_parent(self): |
| 122 | return self._parent |
| 123 | |
| 124 | def _ensure_children(self): |
| 125 | if hasattr(self, '_children'): |
| 126 | return |
| 127 | children = [] |
| 128 | for i,(k,v) in enumerate(self._items): |
| 129 | children.append(Row(self, i, k, v)) |
| 130 | self._children = children |
| 131 | del self._items |
| 132 | |
| 133 | def get_children(self): |
| 134 | self._ensure_children() |
| 135 | return self._children |
| 136 | |
| 137 | def get_children(self): |
| 138 | self._ensure_children() |
| 139 | return self._children |
| 140 | |
| 141 | def get_nth_child(self, n): |
| 142 | self._ensure_children() |
| 143 | if n < len(self._children): |
| 144 | return self._children[n] |
| 145 | else: |
| 146 | return None |
| 147 | |
| 148 | def get_key(self): |
| 149 | return self._key |
| 150 | |
| 151 | def get_value(self): |
| 152 | return self._value |
| 153 | |
| 154 | def get_value_str(self): |
| 155 | if hasattr(self, '_value_str'): |
| 156 | return self._value_str |
| 157 | return str(self._value) |
| 158 | |
| 159 | def get_iter(self, path): |
| 160 | if not path: |
| 161 | return self |
| 162 | return self.get_nth_child(path[0]).get_iter(path[1:]) |
| 163 | |
| 164 | def iter_next(self): |
| 165 | if not self._parent: |
| 166 | return None |
| 167 | return self._parent.get_nth_child(self._index + 1) |
| 168 | |
| 169 | def get_path(self): |
| 170 | if not self._parent: return () |
| 171 | return self._parent.get_path() + (self._index,) |
| 172 | |
| 173 | class FontTreeModel(gtk.GenericTreeModel): |
| 174 | |
| 175 | __gtype_name__ = 'FontTreeModel' |
| 176 | |
| 177 | def __init__(self, font): |
| 178 | super(FontTreeModel, self).__init__() |
| 179 | self._columns = (str, str) |
Behdad Esfahbod | be4809c | 2013-08-17 11:40:00 -0400 | [diff] [blame] | 180 | self.font = font |
Behdad Esfahbod | 1d6e726 | 2013-08-18 16:08:44 -0400 | [diff] [blame] | 181 | self._root = Row(None, 0, "font", font) |
| 182 | |
| 183 | def on_get_flags(self): |
| 184 | return 0 |
| 185 | |
| 186 | def on_get_n_columns(self): |
| 187 | return len(self._columns) |
| 188 | |
| 189 | def on_get_column_type(self, index): |
| 190 | return self._columns[index] |
| 191 | |
| 192 | def on_get_iter(self, path): |
| 193 | return self._root.get_iter(path) |
| 194 | |
| 195 | def on_get_path(self, rowref): |
| 196 | return rowref.get_path() |
| 197 | |
| 198 | def on_get_value(self, rowref, column): |
| 199 | if column == 0: |
| 200 | return rowref.get_key() |
| 201 | else: |
| 202 | return rowref.get_value_str() |
| 203 | |
| 204 | def on_iter_next(self, rowref): |
| 205 | return rowref.iter_next() |
| 206 | |
| 207 | def on_iter_children(self, rowref): |
| 208 | return rowref.get_nth_child(0) |
| 209 | |
| 210 | def on_iter_has_child(self, rowref): |
| 211 | return bool(len(rowref)) |
| 212 | |
| 213 | def on_iter_n_children(self, rowref): |
| 214 | return len(rowref) |
| 215 | |
| 216 | def on_iter_nth_child(self, rowref, n): |
| 217 | if not rowref: rowref = self._root |
| 218 | return rowref.get_nth_child(n) |
| 219 | |
| 220 | def on_iter_parent(self, rowref): |
| 221 | return rowref.get_parent() |
Behdad Esfahbod | be4809c | 2013-08-17 11:40:00 -0400 | [diff] [blame] | 222 | |
| 223 | class PyFontView: |
| 224 | |
Behdad Esfahbod | 1d6e726 | 2013-08-18 16:08:44 -0400 | [diff] [blame] | 225 | def delete_event(self, widget, event, data=None): |
| 226 | gtk.main_quit() |
| 227 | return False |
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 | def __init__(self, fontfile): |
Behdad Esfahbod | be4809c | 2013-08-17 11:40:00 -0400 | [diff] [blame] | 230 | |
Behdad Esfahbod | 1d6e726 | 2013-08-18 16:08:44 -0400 | [diff] [blame] | 231 | self.window = gtk.Window(gtk.WINDOW_TOPLEVEL) |
| 232 | self.window.set_title("%s - PyFontView" % fontfile) |
| 233 | self.window.connect("delete_event", self.delete_event) |
| 234 | self.window.set_size_request(400, 600) |
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 | self.scrolled_window = gtk.ScrolledWindow() |
| 237 | self.window.add(self.scrolled_window) |
Behdad Esfahbod | be4809c | 2013-08-17 11:40:00 -0400 | [diff] [blame] | 238 | |
Behdad Esfahbod | 1d6e726 | 2013-08-18 16:08:44 -0400 | [diff] [blame] | 239 | self.font = fontTools.ttx.TTFont(fontfile) |
| 240 | self.treemodel = FontTreeModel(self.font) |
| 241 | self.treeview = gtk.TreeView(self.treemodel) |
| 242 | #self.treeview.set_reorderable(True) |
Behdad Esfahbod | be4809c | 2013-08-17 11:40:00 -0400 | [diff] [blame] | 243 | |
Behdad Esfahbod | 1d6e726 | 2013-08-18 16:08:44 -0400 | [diff] [blame] | 244 | for i in range(2): |
Behdad Esfahbod | be4809c | 2013-08-17 11:40:00 -0400 | [diff] [blame] | 245 | |
Behdad Esfahbod | 1d6e726 | 2013-08-18 16:08:44 -0400 | [diff] [blame] | 246 | col = gtk.TreeViewColumn('Column %d' % i) |
Behdad Esfahbod | 9c64ded | 2013-08-17 13:40:12 -0400 | [diff] [blame] | 247 | |
Behdad Esfahbod | 1d6e726 | 2013-08-18 16:08:44 -0400 | [diff] [blame] | 248 | self.treeview.append_column(col) |
Behdad Esfahbod | be4809c | 2013-08-17 11:40:00 -0400 | [diff] [blame] | 249 | |
Behdad Esfahbod | 1d6e726 | 2013-08-18 16:08:44 -0400 | [diff] [blame] | 250 | cell = gtk.CellRendererText() |
| 251 | col.pack_start(cell, True) |
Behdad Esfahbod | be4809c | 2013-08-17 11:40:00 -0400 | [diff] [blame] | 252 | |
Behdad Esfahbod | 1d6e726 | 2013-08-18 16:08:44 -0400 | [diff] [blame] | 253 | col.add_attribute(cell, 'text', i) |
Behdad Esfahbod | be4809c | 2013-08-17 11:40:00 -0400 | [diff] [blame] | 254 | |
Behdad Esfahbod | 1d6e726 | 2013-08-18 16:08:44 -0400 | [diff] [blame] | 255 | col.set_sort_column_id(i) |
Behdad Esfahbod | be4809c | 2013-08-17 11:40:00 -0400 | [diff] [blame] | 256 | |
Behdad Esfahbod | 1d6e726 | 2013-08-18 16:08:44 -0400 | [diff] [blame] | 257 | self.treeview.set_search_column(1) |
| 258 | self.scrolled_window.add(self.treeview) |
| 259 | self.window.show_all() |
Behdad Esfahbod | be4809c | 2013-08-17 11:40:00 -0400 | [diff] [blame] | 260 | |
Behdad Esfahbod | 1d6e726 | 2013-08-18 16:08:44 -0400 | [diff] [blame] | 261 | def main(args=None): |
| 262 | if args == None: args = sys.argv |
| 263 | if len(args) < 2: |
| 264 | print >>sys.stderr, "usage: %s font..." % args[0] |
| 265 | sys.exit(1) |
| 266 | for arg in args[1:]: |
| 267 | viewer = PyFontView(arg) |
| 268 | gtk.main() |
Behdad Esfahbod | be4809c | 2013-08-17 11:40:00 -0400 | [diff] [blame] | 269 | |
| 270 | if __name__ == "__main__": |
Behdad Esfahbod | 1d6e726 | 2013-08-18 16:08:44 -0400 | [diff] [blame] | 271 | main() |