#
# RadiansToDegreesTransformer.py
# GraphicsBindings
#
# Converted by u.fiedler on feb 2005
# with great help from Bob Ippolito - Thank you Bob!
#
# The original version was written in Objective-C by Malcolm Crawford
# http://homepage.mac.com/mmalc/CocoaExamples/controllers.html
from Foundation import *
class RadiansToDegreesTransformer(NSValueTransformer):
def transformedValueClass(cls):
return NSNumber
transformedValueClass = classmethod(transformedValueClass)
def allowsReverseTransformation(cls):
return True
allowsReverseTransformation = classmethod(allowsReverseTransformation)
def transformedValue_(self, radians):
return radians / (3.1415927/180.0)
def reverseTransformedValue_(self, degrees):
if type(degrees) == type(1.2):
# when using jostickview we get a value of type float()
return degrees * (3.1415927/180.0)
else:
# we get a decimalNumber when entering a value in the textfield
return degrees.doubleValue() * (3.1415927/180.0)
|