Cura/slice/cura_sf/fabmetheus_utilities/geometry/statements/for.py

   1 """
   2 Polygon path.
   3
   4 """
   5
   6 from __future__ import absolute_import
   7
   8 from fabmetheus_utilities.geometry.geometry_utilities import evaluate
   9
  10
  11 __author__ = 'Enrique Perez (perez_enrique@yahoo.com)'
  12 __credits__ = 'Art of Illusion <http://www.artofillusion.org/>'
  13 __date__ = '$Date: 2008/02/05 $'
  14 __license__ = 'GNU Affero General Public License http://www.gnu.org/licenses/agpl.html'
  15
  16
  17 def processChildNodesByIndexValue( elementNode, function, index, indexValue, value ):
  18         "Process childNodes by index value."
  19         if indexValue.indexName != '':
  20                 function.localDictionary[ indexValue.indexName ] = index
  21         if indexValue.valueName != '':
  22                 function.localDictionary[ indexValue.valueName ] = value
  23         function.processChildNodes(elementNode)
  24
  25 def processElementNode(elementNode):
  26         "Process the xml element."
  27         if elementNode.xmlObject == None:
  28                 elementNode.xmlObject = IndexValue(elementNode)
  29         if elementNode.xmlObject.inSplitWords == None:
  30                 return
  31         xmlProcessor = elementNode.getXMLProcessor()
  32         if len( xmlProcessor.functions ) < 1:
  33                 print('Warning, "for" element is not in a function in processElementNode in for.py for:')
  34                 print(elementNode)
  35                 return
  36         function = xmlProcessor.functions[-1]
  37         inValue = evaluate.getEvaluatedExpressionValueBySplitLine(elementNode, elementNode.xmlObject.inSplitWords)
  38         if inValue.__class__ == list or inValue.__class__ == str:
  39                 for index, value in enumerate( inValue ):
  40                         processChildNodesByIndexValue( elementNode, function, index, elementNode.xmlObject, value )
  41                 return
  42         if inValue.__class__ == dict:
  43                 inKeys = inValue.keys()
  44                 inKeys.sort()
  45                 for inKey in inKeys:
  46                         processChildNodesByIndexValue( elementNode, function, inKey, elementNode.xmlObject, inValue[ inKey ] )
  47
  48
  49 class IndexValue(object):
  50         "Class to get the in attribute, the index name and the value name."
  51         def __init__(self, elementNode):
  52                 "Initialize."
  53                 self.inSplitWords = None
  54                 self.indexName = ''
  55                 if 'index' in elementNode.attributes:
  56                         self.indexName = elementNode.attributes['index']
  57                 self.valueName = ''
  58                 if 'value' in elementNode.attributes:
  59                         self.valueName = elementNode.attributes['value']
  60                 if 'in' in elementNode.attributes:
  61                         self.inSplitWords = evaluate.getEvaluatorSplitWords( elementNode.attributes['in'] )
  62                 else:
  63                         print('Warning, could not find the "in" attribute in IndexValue in for.py for:')
  64                         print(elementNode)
  65                         return
  66                 if len( self.inSplitWords ) < 1:
  67                         self.inSplitWords = None
  68                         print('Warning, could not get split words for the "in" attribute in IndexValue in for.py for:')
  69                         print(elementNode)
  70