--- a/pyink/html5css3.py	Sun Feb 13 12:33:31 2011 +0800
+++ b/pyink/html5css3.py	Sun Feb 13 12:49:44 2011 +0800
@@ -1,7 +1,79 @@
 import pybExtension
+from domview import component_manager, layers_parser, scenes_parser
+from trait import composite
+
+@composite
+class dom_parser(object):
+    use_traits = (component_manager, layers_parser, scenes_parser)
+    method_map_traits = {
+        scenes_parser._find_maxframe: '_find_maxframe',
+        scenes_parser._collect_all_scenes: '_collect_all_scenes',
+        scenes_parser._collect_node_ids: '_collect_node_ids',
+        component_manager._start_component_manager:
+            '_start_component_manager'
+        }
+
+    def __init__(self):
+        self._metadata_node = None
+        self._scenes_node = None
+        
+        self._doc = None
+        self._root = None
+        self._layers = []
+        self._layers_parent = None
+        self._maxframe = 0
+        self.current = 0
+        self._id2node = {}
+        self._group2scene = {}
+        pass
+
+    def _find_meta(self):
+        for child in self._root.childList():
+            if child.name() == 'svg:metadata':
+                self._metadata_node = child
+                break
+            pass
+        else:
+            raise RuntimeError, 'can not find \'svg:metadata\' node'
+
+        for child in self._metadata_node.childList():
+            if child.name() == 'ns0:scenes':
+                self._scenes_node = child
+                break
+            pass
+        else:
+            raise RuntimeError, \
+                'can not find \'ns0:scenes\' node under \'svg:metadata\''
+
+        pass
+
+    def start_handle(self, doc):
+        self._doc = doc
+        self._root = doc.root()
+        self._layers_parent = self._root
+
+        self._find_meta()
+        
+        self._collect_node_ids()
+        self._collect_all_scenes()
+
+        self.parse_all_layers()
+
+        self._start_component_manager()
+        pass
+
+    def reset(self):
+        self._layers[:] = []
+        self._parse_all_layers()
+        pass
+    pass
+
 
 class html5css3_ext(pybExtension.PYBindExtImp):
     def save(self, module, doc, filename):
+        parser = dom_parser()
+        parser.start_handle(doc.rdoc)
+        print parser._metadata_node
         print 'save to ' + filename
         pass
     pass