Mercurial > MadButterfly
comparison pyink/domview.py @ 1246:42c4874c8d1e
Move _duplicate_group to domview_ui.
- domview_ui.copy_key_group() replaces MBScene._duplicate_group().
| author | Thinker K.F. Li <thinker@codemud.net> |
|---|---|
| date | Mon, 10 Jan 2011 19:44:15 +0800 |
| parents | b241f9768833 |
| children | 45e9566ea5c0 |
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| 1245:ccbf0c5d01d1 | 1246:42c4874c8d1e |
|---|---|
| 291 pass | 291 pass |
| 292 pass | 292 pass |
| 293 pass | 293 pass |
| 294 | 294 |
| 295 | 295 |
| 296 ## \brief Iterator to travel a sub-tree of DOM. | |
| 297 # | |
| 298 def _DOM_iterator(node): | |
| 299 nodes = [node] | |
| 300 while nodes: | |
| 301 node = nodes.pop(0) | |
| 302 child = node.firstChild() | |
| 303 while child: | |
| 304 nodes.append(child) | |
| 305 child = child.next() | |
| 306 pass | |
| 307 yield node | |
| 308 pass | |
| 309 pass | |
| 310 | |
| 311 | |
| 296 ## \brief This layer provide a data view to the DOM-tree. | 312 ## \brief This layer provide a data view to the DOM-tree. |
| 297 # | 313 # |
| 298 # This class maintains layers information, and provides functions to create, | 314 # This class maintains layers information, and provides functions to create, |
| 299 # change and destroy scene node and scene group. A scene node is a 'ns0:scene' | 315 # change and destroy scene node and scene group. A scene node is a 'ns0:scene' |
| 300 # in 'ns0:scenes' tag. A scene group is respective 'svg:g' for a scene. | 316 # in 'ns0:scenes' tag. A scene group is respective 'svg:g' for a scene. |
| 588 pass | 604 pass |
| 589 pass | 605 pass |
| 590 | 606 |
| 591 def get_max_frame(self): | 607 def get_max_frame(self): |
| 592 return self._maxframe | 608 return self._maxframe |
| 609 | |
| 610 ## \brief Copy children of a group. | |
| 611 # | |
| 612 # Duplicate children of a group, and append them to another group. | |
| 613 # | |
| 614 def copy_group_children(self, src_group, dst_group): | |
| 615 # Search for the duplicated group | |
| 616 doc = self._doc | |
| 617 | |
| 618 dup_group = src_group.duplicate(doc) | |
| 619 for child in dup_group.childList(): | |
| 620 dup_group.removeChild(child) # prvent from crash | |
| 621 dst_group.appendChild(child) | |
| 622 pass | |
| 623 | |
| 624 old_nodes = _DOM_iterator(src_group) | |
| 625 new_nodes = _DOM_iterator(dst_group) | |
| 626 for old_node in old_nodes: | |
| 627 old_node_id = old_node.getAttribute('id') | |
| 628 new_node = new_nodes.next() | |
| 629 new_node.setAttribute('ns0:duplicate-src', old_node_id) | |
| 630 pass | |
| 631 pass | |
| 593 pass | 632 pass |
| 594 | 633 |