Icons extracter.

extract_icon.py

@@ -0,0 +1,46 @@
+"""
+Extract icons from SVG file.
+
+Author: Sergey Vartanov (me@enzet.ru).
+"""
+
+import re
+import xml.dom.minidom
+
+class IconExtractor:
+    def __init__(self, svg_file_name):
+        self.icons = {}
+
+        input_file = open(svg_file_name)
+        content = xml.dom.minidom.parse(input_file)
+        for element in content.childNodes:
+            if element.nodeName == 'svg':
+                for node in element.childNodes:
+                    if node.nodeName in ['g', 'path']:
+                        self.parse(node)
+
+    def parse(self, node):
+        if node.nodeName == 'path':
+            if 'id' in node.attributes.keys() and \
+                    'd' in node.attributes.keys() and \
+                    node.attributes['id'].value != '':
+                path = node.attributes['d'].value
+                m = re.match('[Mm] ([0-9.e-]*)[, ]([0-9.e-]*)', path)
+                if not m:
+                    print 'Error path: ' + path
+                else:
+                    x = float(m.group(1))
+                    y = float(m.group(2))
+                    x = int(x / 16)
+                    y = int(y / 16)
+                    self.icons[node.attributes['id'].value] = \
+                        (node.attributes['d'].value, x, y)
+        else:
+            for subnode in node.childNodes:
+                self.parse(subnode)
+
+    def get_path(self, id):
+        if id in self.icons:
+            return self.icons[id]
+        else:
+            return None, 0, 0