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class NodalLoad():

def __init__(self, n, x=0, y=0, isGlobal=True):

self.n = n

self.x = x

self.y = y

class ElementLoad():

"""Distributed loading"""

def __init__(self, m, type, w):

self.m = m

self.w = w

self.type = type

@property

def equivalentNodalLoad(self):

L = self.element.length

w = self.w

if self.type == 'constant':

return w * L / 2

elif self.type == 'point':

pass

class Loading(object):

def __init__(self):

self.nodalLoads = []

self.elementLoading = []

def addNodalLoad(self, n, x=0, y=0, isGlobal=True):

self.nodalLoads.append([

NodalLoad(n, x=x, y=y, isGlobal=isGlobal)

])

def addElementLoad(self, m, x=0, y=0, isGlobal=True):

self.elementLoading.append([

ElementLoad(m, x=x, y=y, isGlobal=isGlobal)

])