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trmi.py
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trmi.py
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# -*- coding: utf-8 -*-
from PySide import QtCore, QtGui
import DraftGeomUtils,DraftVecUtils
import FreeCAD,FreeCADGui
import Draft
import Part
global mysel
mysel = []
try:
_fromUtf8 = QtCore.QString.fromUtf8
except AttributeError:
def _fromUtf8(s):
return s
try:
_encoding = QtGui.QApplication.UnicodeUTF8
def _translate(context, text, disambig):
return QtGui.QApplication.translate(context, text, disambig, _encoding)
except AttributeError:
def _translate(context, text, disambig):
return QtGui.QApplication.translate(context, text, disambig)
class StandSelObserver: # sel
def addSelection(self,doc,obj,sub,pnt): # Selection
global mysel
if len(sub) > 0:
sel = FreeCADGui.Selection.getSelection()
if sel:
subsel = FreeCADGui.Selection.getSelectionEx()[-1].SubObjects[-1]
if type(subsel) == Part.Edge:
myobj = FreeCAD.ActiveDocument.getObject(obj)
mypos = FreeCAD.Vector(pnt[0],pnt[1],pnt[2])
mysel = [myobj,mypos,subsel]
FreeCAD.ActiveDocument.openTransaction("trim")
trim()
FreeCAD.ActiveDocument.commitTransaction()
FreeCADGui.Selection.clearSelection()
else:
prf('type(obj) is not Edge...do not run...')
class Ui_ee(object):
def __init__(self):
global eeui
self.setupUi()
self.view = FreeCADGui.ActiveDocument.ActiveView
self.call = self.view.addEventCallback("SoEvent",self.action)
def action(self,arg):
if arg["Type"] == "SoKeyboardEvent":
if arg["Key"] == "ESCAPE":
self.close()
def close(self):
global StaSel
self.view.removeEventCallback("SoEvent",self.call)
FreeCADGui.Control.closeDialog()
FreeCADGui.Selection.removeObserver(StaSel)
prf('close')
def accept(self): # OK
self.close()
def reject(self):# Cancel
self.close()
def setupUi(self):
widget1 = QtGui.QWidget()
widget1.setWindowTitle(QtGui.QApplication.translate("Form", " 2D trim", None,QtGui.QApplication.UnicodeUTF8))
self.layout = QtGui.QGridLayout(widget1)
self.layout.setSpacing(5)
self.layout.setColumnMinimumWidth(0,10)
self.form = [widget1]
self.OK = QtGui.QPushButton(widget1)
self.OK.setObjectName(_fromUtf8("OK"))
self.layout.addWidget(self.OK,3,1)
QtCore.QObject.connect(self.OK, QtCore.SIGNAL("clicked()"), self.close)
self.OK.setText(QtGui.QApplication.translate("eeui", "close", None, QtGui.QApplication.UnicodeUTF8))
def trim():# main
global mysel
obj = mysel[0]
pos = mysel[1]
sub = mysel[2]
myobj = obj
obj = downgrade_start_obj(obj)# downgrade
for i in obj: # delete what you click
if DraftGeomUtils.isSameLine(i.Shape.Edge1,sub):
myobj = i
#FreeCAD.ActiveDocument.removeObject(i)
break
FreeCAD.ActiveDocument.recompute()
allobjs=FreeCAD.ActiveDocument.Objects
allobjs.remove(myobj)
connet_edge_list = []
connet_obj_list = []
for i in allobjs:
if str(type(i)) <> "<type 'App.DocumentObjectGroup'>" and FreeCADGui.ActiveDocument.getObject(i.Name).Visibility==True:
for edge in i.Shape.Edges: # edges in obj
if DraftGeomUtils.findIntersection(edge,sub): # if there is a interpoint in edge and sub_edge(click)...
connet_edge_list.append(edge)
connet_obj_list.append(i)
prf('Edge Inter ( click edge )',i.Name)
prf('connet edge num',len(connet_edge_list))
if len(connet_edge_list) == 0:
prf('find no intersectionpoint,delete the obj!')
FreeCAD.ActiveDocument.removeObject(myobj.Name)
elif len(connet_edge_list) == 1:
objs = downgrade_obj([myobj,mkobj(connet_edge_list[0])])
myedge = getinteredge(objs,pos)
FreeCAD.ActiveDocument.removeObject(myedge.Name)
elif len(connet_edge_list) > 1:
myedge = mkobj(getinteredge(connet_edge_list,pos,True))
obj1 = downgrade_obj([myobj,myedge])
myedge = getinteredge(obj1,pos)
if len(obj1) == 1:
FreeCAD.ActiveDocument.removeObject(obj1[0].Name)
return()
if obj1[0].Name == myedge.Name:
another_edge = obj1[1]
else:
another_edge = obj1[0]
click_edge = myedge
my_new_connet_edge = []
for i in connet_edge_list:
if DraftGeomUtils.findIntersection(i,click_edge.Shape.Edge1):
if not DraftGeomUtils.findIntersection(i,another_edge.Shape.Edge1):
my_new_connet_edge.append(i)
if my_new_connet_edge:
myedge1 = mkobj(getinteredge(my_new_connet_edge,pos,True))
myobj = downgrade_obj([myedge,myedge1])
myedge = getinteredge(myobj,pos) # del obj
FreeCAD.ActiveDocument.removeObject(myedge.Name)
else:
FreeCAD.ActiveDocument.removeObject(click_edge.Name)
FreeCAD.ActiveDocument.recompute()
def getinteredge(alist,pnt,shape = False): # objlist and a Vertex
if type(alist) <> list:
return(alist)
if shape:
D = max
obj=0
pt = Part.Vertex(pnt)
for i in alist:
d = getd(i,pt)
if d < D:
D = d
obj = i
return(obj)
else:
D = max
obj=0
pt = Part.Vertex(pnt)
for i in alist:
d = getd(i.Shape.Edge1,pt)
if d < D:
D = d
obj = i
return(obj)
def getd(s1,s2): # distToShape
return(s1.distToShape(s2)[0])
def prf(m,p=0): # print on report view
if p==0: FreeCAD.Console.PrintMessage('\n'+str(m))
else: FreeCAD.Console.PrintMessage('\n'+str(m)+':'+str(p))
def downgrade_start_obj(obj): # downgrade objs
#prf('downgrade...start')
if type(obj) <> list:
obj = [obj]
if len(obj) == 1 :
if len(obj[0].Shape.Edges) > 1:
obj = Draft.downgrade(obj[0],delete=True)[0]
if len(obj) == 1:
if len(obj[0].Shape.Edges) > 1:
obj = Draft.downgrade(obj[0],delete=True)[0]
if len(obj) == 1:
if len(obj[0].Shape.Edges) > 1:
obj = Draft.downgrade(obj[0],delete=True)[0]
FreeCAD.ActiveDocument.recompute()
return(obj)
def downgrade_obj(obj): # downgrade objs
dobj = obj
if type(obj) <> list:
obj = [obj]
if len(obj) == 1:
for i in range(3):
if len(obj[0].Shape.Edges) > 1:
obj = Draft.downgrade(obj[0],delete=True)[0]
elif len(obj) > 1: # cut
obj = Draft.downgrade(obj,delete=True)[0]
for i in range(3):
if len(obj) == 1:
if len(obj[0].Shape.Edges) > 1:
obj = Draft.downgrade(obj,delete=True)[0]
for i in dobj:
FreeCAD.ActiveDocument.removeObject(i.Name)
FreeCAD.ActiveDocument.recompute()
return(obj)
def errorDialog(msg): # message
unicode_str = unicode(msg,'utf-8')
diag = QtGui.QMessageBox(QtGui.QMessageBox.Warning, 'Error MessageBox', unicode_str)
diag.setWindowModality(QtCore.Qt.ApplicationModal)
diag.exec_()
def findInterPoint(edge1,edge2): # give two edges and then return the inter_point
pt1a = edge1.Vertex1.Point
pt1b = edge1.Vertex2.Point
pt2a = edge2.Vertex1.Point
pt2b = edge2.Vertex2.Point
nor1 = pt1a.sub(pt1b).normalize()
nor2 = pt2a.sub(pt2b).normalize()
line1 = Part.makeLine(pt1a+nor1*1000,pt1a+nor1*-1000)
line2 = Part.makeLine(pt2a+nor2*1000,pt2a+nor2*-1000)
p=DraftGeomUtils.findIntersection(line1,line2)
if p: return(p[0])
return(prf('cen not find the inter point!'))
def mkobj(shape): # make obj
obj = FreeCAD.ActiveDocument.addObject("Part::Feature",'Temp')
obj.Shape = shape
FreeCAD.ActiveDocument.recompute()
return(obj)
def showup():
global eeui,StaSel
eeui = Ui_ee()
FreeCADGui.Control.showDialog(eeui)
StaSel = StandSelObserver()
FreeCADGui.Selection.addObserver(StaSel)
FreeCADGui.Selection.clearSelection()
prf('trim start...')
#showup()