FreeCAD_assembly3/system.py
2017-12-07 03:14:13 +08:00

164 lines
4.4 KiB
Python

import os
from .utils import getIcon, syslogger as logger, objName
from .proxy import ProxyType, PropertyInfo
class System(ProxyType):
'solver system meta class'
_typeID = '_SolverType'
_typeEnum = 'SolverType'
_propGroup = 'Solver'
_iconName = 'Assembly_Assembly_Tree.svg'
@classmethod
def setDefaultTypeID(mcs,obj,name=None):
if not name:
info = mcs.getInfo()
idx = 1 if len(info.TypeNames)>1 else 0
name = info.TypeNames[idx]
super(System,mcs).setDefaultTypeID(obj,name)
@classmethod
def getIcon(mcs,obj):
func = getattr(mcs.getProxy(obj),'getIcon',None)
if func:
icon = func(obj)
if icon:
return icon
return getIcon(mcs,mcs.isDisabled(obj))
@classmethod
def isDisabled(mcs,obj):
proxy = mcs.getProxy(obj)
return not proxy or proxy.isDisabled(obj)
@classmethod
def isTouched(mcs,obj):
proxy = mcs.getProxy(obj)
return proxy and proxy.isTouched(obj)
@classmethod
def touch(mcs,obj,touched=True):
proxy = mcs.getProxy(obj)
if proxy:
proxy.touch(obj,touched)
@classmethod
def onChanged(mcs,obj,prop):
proxy = mcs.getProxy(obj)
if proxy:
proxy.onChanged(obj,prop)
if super(System,mcs).onChanged(obj,prop):
obj.Proxy.onSolverChanged()
@classmethod
def getSystem(mcs,obj):
proxy = mcs.getProxy(obj)
if proxy:
return proxy.getSystem(obj)
@classmethod
def isConstraintSupported(mcs,obj,cstrName):
proxy = mcs.getProxy(obj)
if proxy:
return proxy.isConstraintSupported(cstrName)
def _makePropInfo(name,tp,doc=''):
PropertyInfo(System,name,tp,doc,group='Solver')
_makePropInfo('Verbose','App::PropertyBool')
class SystemBase(object):
__metaclass__ = System
_id = 0
_props = ['Verbose']
def __init__(self,obj):
self._touched = True
self.log = logger.info if obj.Verbose else logger.debug
super(SystemBase,self).__init__()
@classmethod
def getPropertyInfoList(cls):
return cls._props
@classmethod
def getName(cls):
return 'None'
def isConstraintSupported(self,_cstrName):
return True
def isDisabled(self,_obj):
return True
def isTouched(self,_obj):
return getattr(self,'_touched',True)
def touch(self,_obj,touched=True):
self._touched = touched
def onChanged(self,obj,prop):
if prop == 'Verbose':
self.log = logger.info if obj.Verbose else logger.debug
class SystemExtension(object):
def __init__(self):
self.NameTag = ''
def addPlaneCoincident(self,d,e1,e2,group=0):
if not group:
group = self.GroupHandle
d = abs(d)
_,p1,n1 = e1
w2,p2,n2 = e2
h = []
if d>0.0:
h.append(self.addPointPlaneDistance(d,p1,w2,group=group))
h.append(self.addPointsCoincident(p1,p2,w2,group=group))
else:
h.append(self.addPointsCoincident(p1,p2,group=group))
h.append(self.addParallel(n1,n2,group=group))
return h
def addPlaneAlignment(self,d,e1,e2,group=0):
if not group:
group = self.GroupHandle
d = abs(d)
_,p1,n1 = e1
w2,_,n2 = e2
h = []
if d>0.0:
h.append(self.addPointPlaneDistance(d,p1,w2,group=group))
else:
h.append(self.addPointInPlane(p1,w2,group=group))
h.append(self.addParallel(n1,n2,group=group))
return h
def addAxialAlignment(self,e1,e2,group=0):
if not group:
group = self.GroupHandle
_,p1,n1 = e1
w2,p2,n2 = e2
h = []
h.append(self.addPointsCoincident(p1,p2,w2,group=group))
h.append(self.addParallel(n1,n2,group=group))
return h
def addMultiParallel(self,e1,e2,group=0):
return self.addParallel(e1,e2,group=group)
def addPlacement(self,pla,group=0):
q = pla.Rotation.Q
base = pla.Base
nameTagSave = self.NameTag
nameTag = nameTagSave+'.' if nameTagSave else 'pla.'
ret = []
for n,v in (('x',base.x),('y',base.y),('z',base.z),
('qw',q[3]),('qx',q[0]),('qy',q[1]),('qz',q[2])):
self.NameTag = nameTag+n
ret.append(self.addParamV(v,group))
self.NameTag = nameTagSave
return ret