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extensions/fablabchemnitz_lasercut_sequence.py

@@ -1,47 +1,41 @@
 #!/usr/bin/env python3
 
-# We will use the inkex module with the predefined Effect base class.
 import inkex
 import measure
-import re
 from inkex.paths import Path
 from inkex import paths
 
-# The simplestyle module provides functions for style parsing.
-from simplestyle import *
-
 def getArea(path):
-	return abs(measure.csparea(paths.CubicSuperPath(path + "z")))
+    return abs(measure.csparea(paths.CubicSuperPath(path + "z")))
 
 class LaserSort(inkex.Effect):
-	def __init__(self):
-		inkex.Effect.__init__(self)
-	
-	def effect(self):
-		elements = self.document.xpath('//svg:path',namespaces=inkex.NSS)
-		for el in elements:
-			oldpathstring = el.attrib['d']
-			nodes = Path(oldpathstring).to_arrays()
-			currentSection = []
-			sections = [currentSection]
-			for node in nodes:
-				command = node.pop(0)
-				currentSection.append(command + ' ' + ' '.join(list(map(lambda c: ','.join(map(str, c)), node))))
-				if command.lower() == 'z':
-					currentSection = []
-					sections.append(currentSection)
-			
-			sections = list(map(lambda n: ' '.join(n), filter(lambda n: len(n) > 0, sections)))
+    def __init__(self):
+        inkex.Effect.__init__(self)
+    
+    def effect(self):
+        elements = self.document.xpath('//svg:path',namespaces=inkex.NSS)
+        for el in elements:
+            oldpathstring = el.attrib['d']
+            nodes = Path(oldpathstring).to_arrays()
+            currentSection = []
+            sections = [currentSection]
+            for node in nodes:
+                command = node.pop(0)
+                currentSection.append(command + ' ' + ' '.join(list(map(lambda c: ','.join(map(str, c)), node))))
+                if command.lower() == 'z':
+                    currentSection = []
+                    sections.append(currentSection)
+            
+            sections = list(map(lambda n: ' '.join(n), filter(lambda n: len(n) > 0, sections)))
 
-			if (sections[-1][-2].lower() != 'z'):
-				nonClosedSection = ' ' + sections.pop()
-			else:
-				nonClosedSection = ''
-				
-			sections = filter(lambda s: s[0].lower() != 'z', sections)
-			sections = sorted(sections, key=getArea)
-			newpathstring = "z ".join(sections) + nonClosedSection
-			el.set('d', newpathstring)
-		
-# Create effect instance and apply it.
-LaserSort().run()
+            if (sections[-1][-2].lower() != 'z'):
+                nonClosedSection = ' ' + sections.pop()
+            else:
+                nonClosedSection = ''
+                
+            sections = filter(lambda s: s[0].lower() != 'z', sections)
+            sections = sorted(sections, key=getArea)
+            newpathstring = "z ".join(sections) + nonClosedSection
+            el.set('d', newpathstring)
+        
+LaserSort().run()