Cura/fabmetheus_utilities/geometry/solids/group.py

   1 """
   2 Boolean geometry group of solids.
   3
   4 """
   5
   6 from __future__ import absolute_import
   7 #Init has to be imported first because it has code to workaround the python bug where relative imports don't work if the module is imported as a main module.
   8 import __init__
   9
  10 from fabmetheus_utilities.geometry.geometry_tools import dictionary
  11 from fabmetheus_utilities.geometry.geometry_utilities import evaluate
  12 from fabmetheus_utilities.geometry.geometry_utilities import matrix
  13 from fabmetheus_utilities import euclidean
  14
  15
  16 __author__ = 'Enrique Perez (perez_enrique@yahoo.com)'
  17 __credits__ = 'Art of Illusion <http://www.artofillusion.org/>'
  18 __date__ = '$Date: 2008/02/05 $'
  19 __license__ = 'GNU Affero General Public License http://www.gnu.org/licenses/agpl.html'
  20
  21
  22 def convertContainerElementNode(elementNode, geometryOutput, xmlObject):
  23         "Convert the xml element to a group xml element."
  24         elementNode.linkObject(xmlObject)
  25         matrix.getBranchMatrixSetElementNode(elementNode)
  26         elementNode.getXMLProcessor().createChildNodes(geometryOutput['shapes'], elementNode)
  27
  28 def convertElementNode(elementNode, geometryOutput):
  29         "Convert the xml element to a group xml element."
  30         convertContainerElementNode(elementNode, geometryOutput, Group())
  31
  32 def getNewDerivation(elementNode):
  33         'Get new derivation.'
  34         return evaluate.EmptyObject(elementNode)
  35
  36 def processElementNode(elementNode):
  37         "Process the xml element."
  38         evaluate.processArchivable(Group, elementNode)
  39
  40
  41 class Group(dictionary.Dictionary):
  42         "A group."
  43         def __init__(self):
  44                 "Add empty lists."
  45                 dictionary.Dictionary.__init__(self)
  46                 self.matrix4X4 = matrix.Matrix()
  47
  48         def addXMLInnerSection(self, depth, output):
  49                 "Add xml inner section for this object."
  50                 if self.matrix4X4 != None:
  51                         self.matrix4X4.addXML(depth, output)
  52                 self.addXMLSection(depth, output)
  53
  54         def addXMLSection(self, depth, output):
  55                 "Add the xml section for this object."
  56                 pass
  57
  58         def getLoops(self, importRadius, z):
  59                 "Get loops sliced through shape."
  60                 visibleObjects = evaluate.getVisibleObjects(self.archivableObjects)
  61                 loops = []
  62                 for visibleObject in visibleObjects:
  63                         loops += visibleObject.getLoops(importRadius, z)
  64                 return loops
  65
  66         def getMatrix4X4(self):
  67                 "Get the matrix4X4."
  68                 return self.matrix4X4
  69
  70         def getMatrixChainTetragrid(self):
  71                 "Get the matrix chain tetragrid."
  72                 return matrix.getTetragridTimesOther(self.elementNode.parentNode.xmlObject.getMatrixChainTetragrid(), self.matrix4X4.tetragrid)
  73
  74         def getVisible(self):
  75                 "Get visible."
  76                 return euclidean.getBooleanFromDictionary(True, self.getAttributes(), 'visible')
  77
  78         def setToElementNode(self, elementNode):
  79                 'Set to elementNode.'
  80                 self.elementNode = elementNode
  81                 elementNode.parentNode.xmlObject.archivableObjects.append(self)
  82                 matrix.getBranchMatrixSetElementNode(elementNode)