Source Code for Module fabmetheus_utilities.geometry.geometry_utilities.evaluate_elements.setting

  1  """ 
  2  Boolean geometry utilities. 
  3   
  4  """ 
  5   
  6  import math 
  7   
  8   
  9  __author__ = 'Enrique Perez (perez_enrique@yahoo.com)' 
 10  __credits__ = 'Art of Illusion <http://www.artofillusion.org/>' 
 11  __date__ = '$Date: 2008/02/05 $' 
 12  __license__ = 'GNU Affero General Public License http://www.gnu.org/licenses/agpl.html' 
 13   
 14   
 15 -def _getAccessibleAttribute(attributeName, xmlElement): 
 16          'Get the accessible attribute.' 
 17          if attributeName in globalGetAccessibleAttributeSet: 
 18                  return getattr(Setting(xmlElement), attributeName, None) 
 19          return None 
 20   
 21 -def getCascadeFloatWithoutSelf(defaultFloat, key, xmlElement): 
 22          'Get the importRadius.' 
 23          if key in xmlElement.attributeDictionary: 
 24                  value = xmlElement.attributeDictionary[key] 
 25                  functionName = 'get' + key[0].upper() + key[1 :] 
 26                  if functionName in value: 
 27                          if xmlElement.parentNode == None: 
 28                                  return defaultFloat 
 29                          else: 
 30                                  xmlElement = xmlElement.parentNode 
 31          return xmlElement.getCascadeFloat(defaultFloat, key) 
 32   
 33 -def getImportRadius(xmlElement): 
 34          'Get the importRadius.' 
 35          if xmlElement == None: 
 36                  return 0.6 
 37          return getCascadeFloatWithoutSelf(1.5 * getLayerThickness(xmlElement), 'importRadius', xmlElement) 
 38   
 39 -def getInteriorOverhangAngle(xmlElement): 
 40          'Get the interior overhang support angle in degrees.' 
 41          return getCascadeFloatWithoutSelf(30.0, 'interiorOverhangAngle', xmlElement) 
 42   
 43 -def getInteriorOverhangRadians(xmlElement): 
 44          'Get the interior overhang support angle in radians.' 
 45          return math.radians(getInteriorOverhangAngle(xmlElement)) 
 46   
 47 -def getLayerThickness(xmlElement): 
 48          'Get the layer thickness.' 
 49          if xmlElement == None: 
 50                  return 0.4 
 51          return getCascadeFloatWithoutSelf(0.4, 'layerThickness', xmlElement) 
 52   
 53 -def getOverhangSpan(xmlElement): 
 54          'Get the overhang span.' 
 55          return getCascadeFloatWithoutSelf(2.0 * getLayerThickness(xmlElement), 'overhangSpan', xmlElement) 
 56   
 57 -def getOverhangAngle(xmlElement): 
 58          'Get the overhang support angle in degrees.' 
 59          return getCascadeFloatWithoutSelf(45.0, 'overhangAngle', xmlElement) 
 60   
 61 -def getOverhangRadians(xmlElement): 
 62          'Get the overhang support angle in radians.' 
 63          return math.radians(getOverhangAngle(xmlElement)) 
 64   
 65 -def getPrecision(xmlElement): 
 66          'Get the cascade precision.' 
 67          return getCascadeFloatWithoutSelf(0.2 * getLayerThickness(xmlElement), 'precision', xmlElement) 
 68   
 69 -def getSheetThickness(xmlElement): 
 70          'Get the sheet thickness.' 
 71          return getCascadeFloatWithoutSelf(3.0, 'sheetThickness', xmlElement) 
 72   
 73 -def getTwistPrecision(xmlElement): 
 74          'Get the twist precision in degrees.' 
 75          return getCascadeFloatWithoutSelf(5.0, 'twistPrecision', xmlElement) 
 76   
 77 -def getTwistPrecisionRadians(xmlElement): 
 78          'Get the twist precision in radians.' 
 79          return math.radians(getTwistPrecision(xmlElement)) 
 80   
 81   
 82 -class Setting: 
 83          'Class to get handle xmlElements in a setting.' 
 84 -        def __init__(self, xmlElement): 
 85                  'Initialize.' 
 86                  self.xmlElement = xmlElement 
 87   
 88 -        def __repr__(self): 
 89                  'Get the string representation of this Setting.' 
 90                  return self.xmlElement 
 91   
 92 -        def getImportRadius(self): 
 93                  'Get the importRadius.' 
 94                  return getImportRadius(self.xmlElement) 
 95   
 96 -        def getInteriorOverhangAngle(self): 
 97                  'Get the interior overhang support angle in degrees.' 
 98                  return getInteriorOverhangAngle(self.xmlElement) 
 99   
100 -        def getInteriorOverhangRadians(self): 
101                  'Get the interior overhang support angle in radians.' 
102                  return getInteriorOverhangRadians(self.xmlElement) 
103   
104 -        def getLayerThickness(self): 
105                  'Get the layer thickness.' 
106                  return getLayerThickness(self.xmlElement) 
107   
108 -        def getOverhangSpan(self): 
109                  'Get the overhang span.' 
110                  return getOverhangSpan(self.xmlElement) 
111   
112 -        def getOverhangAngle(self): 
113                  'Get the overhang support angle in degrees.' 
114                  return getOverhangAngle(self.xmlElement) 
115   
116 -        def getOverhangRadians(self): 
117                  'Get the overhang support angle in radians.' 
118                  return getOverhangRadians(self.xmlElement) 
119   
120 -        def getPrecision(self): 
121                  'Get the cascade precision.' 
122                  return getPrecision(self.xmlElement) 
123   
124 -        def getSheetThickness(self): 
125                  'Get the sheet thickness.' 
126                  return getSheetThickness(self.xmlElement) 
127   
128 -        def getTwistPrecision(self): 
129                  'Get the twist precision in degrees.' 
130                  return getTwistPrecision(self.xmlElement) 
131   
132 -        def getTwistPrecisionRadians(self): 
133                  'Get the twist precision in radians.' 
134                  return getTwistPrecisionRadians(self.xmlElement) 
135   
136   
137  globalAccessibleAttributes = 'getImportRadius getInteriorOverhangAngle getInteriorOverhangRadians'.split() 
138  globalAccessibleAttributes += 'getLayerThickness getOverhangSpan getOverhangAngle getOverhangRadians'.split() 
139  globalAccessibleAttributes += 'getPrecision getSheetThickness getTwistPrecision getTwistPrecisionRadians'.split() 
140  globalGetAccessibleAttributeSet = set(globalAccessibleAttributes) 
141