ENH: progress in parser

osmStyleXMLParser.py

 import xml.parsers.expat
 
+fout= open("osm-style-in-c.c", 'w')
+writeNextCharData = 0;
+currentStyleName = ""#continue here...
+
 # 3 handler functions
 def start_element(name, attrs):
     print 'Start element:', name, attrs
+    global writeNextCharData
+    if (name == 'Rule'):
+      fout.write("{\n")
+      fout.write("mapnik::feature_type_style style;\n")
+      fout.write("mapnik::rule_type rule;\n")
+    if (name == 'MaxScaleDenominator'):
+      fout.write("rule.set_max_scale(");
+      writeNextCharData=1
+    if (name == 'MinScaleDenominator'):
+      fout.write("rule.set_min_scale(");
+      writeNextCharData=1
+
+
 def end_element(name):
     print 'End element:', name
+    global writeNextCharData
+    if (name == 'Rule'):
+      fout.write("}\n")
+    if (name == 'MaxScaleDenominator'):
+      fout.write("LLU);\n");
+      writeNextCharData=0
+    if (name == 'MinScaleDenominator'):
+      fout.write("LLU);\n");
+      writeNextCharData=0
+
 def char_data(data):
     print 'Character data:', repr(data)
+    if(writeNextCharData):
+      fout.write(data)
 
 p = xml.parsers.expat.ParserCreate()
 
@@ -18,6 +47,10 @@ p.CharacterDataHandler = char_data
 #<parent id="top"><child1 name="paul">Text goes here</child1>
 #<child2 name="fred">More text</child2>
 #</parent>""", 1)
-f = open("osm-styles.xml", 'r')
-p.ParseFile(f)
+fin = open("osm-styles.xml", 'r')
+
+p.ParseFile(fin)
+
+fin.close()
+fout.close()