FreeCAD/src/Mod/Arch/ArchAxis.py

352 lines
14 KiB
Python

#***************************************************************************
#* *
#* Copyright (c) 2011 *
#* Yorik van Havre <yorik@uncreated.net> *
#* *
#* This program is free software; you can redistribute it and/or modify *
#* it under the terms of the GNU Lesser General Public License (LGPL) *
#* as published by the Free Software Foundation; either version 2 of *
#* the License, or (at your option) any later version. *
#* for detail see the LICENCE text file. *
#* *
#* This program is distributed in the hope that it will be useful, *
#* but WITHOUT ANY WARRANTY; without even the implied warranty of *
#* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
#* GNU Library General Public License for more details. *
#* *
#* You should have received a copy of the GNU Library General Public *
#* License along with this program; if not, write to the Free Software *
#* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 *
#* USA *
#* *
#***************************************************************************
import FreeCAD,FreeCADGui,Draft,math,DraftVecUtils
from FreeCAD import Vector
from PyQt4 import QtCore, QtGui
from pivy import coin
from DraftTools import translate
__title__="FreeCAD Axis System"
__author__ = "Yorik van Havre"
__url__ = "http://free-cad.sourceforge.net"
def makeAxis(num=5,size=1,name=str(translate("Arch","Axes"))):
'''makeAxis(num,size): makes an Axis System
based on the given number of axes and interval distances'''
obj = FreeCAD.ActiveDocument.addObject("Part::FeaturePython",name)
_Axis(obj)
_ViewProviderAxis(obj.ViewObject)
if num:
dist = []
angles = []
for i in range(num):
dist.append(float(size))
angles.append(float(0))
obj.Distances = dist
obj.Angles = angles
FreeCAD.ActiveDocument.recompute()
return obj
class _CommandAxis:
"the Arch Axis command definition"
def GetResources(self):
return {'Pixmap' : 'Arch_Axis',
'MenuText': QtCore.QT_TRANSLATE_NOOP("Arch_Axis","Axis"),
'Accel': "A, X",
'ToolTip': QtCore.QT_TRANSLATE_NOOP("Arch_Axis","Creates an axis system.")}
def Activated(self):
FreeCAD.ActiveDocument.openTransaction(str(translate("Arch","Create Axis")))
FreeCADGui.doCommand("import Arch")
FreeCADGui.doCommand("Arch.makeAxis()")
FreeCAD.ActiveDocument.commitTransaction()
class _Axis:
"The Axis object"
def __init__(self,obj):
obj.addProperty("App::PropertyFloatList","Distances","Base", str(translate("Arch","The intervals between axes")))
obj.addProperty("App::PropertyFloatList","Angles","Base", str(translate("Arch","The angles of each axis")))
obj.addProperty("App::PropertyFloat","Length","Base", str(translate("Arch","The length of the axes")))
self.Type = "Axis"
obj.Length=1.0
obj.Proxy = self
def execute(self,obj):
self.createGeometry(obj)
def onChanged(self,obj,prop):
if not prop in ["Shape","Placement"]:
self.createGeometry(obj)
def createGeometry(self,obj):
import Part
pl = obj.Placement
geoms = []
dist = 0
if obj.Distances:
if len(obj.Distances) == len(obj.Angles):
for i in range(len(obj.Distances)):
dist += obj.Distances[i]
ang = math.radians(obj.Angles[i])
p1 = Vector(dist,0,0)
p2 = Vector(dist+(obj.Length/math.cos(ang))*math.sin(ang),obj.Length,0)
geoms.append(Part.Line(p1,p2).toShape())
if geoms:
obj.Shape = Part.Compound(geoms)
obj.Placement = pl
class _ViewProviderAxis:
"A View Provider for the Axis object"
def __init__(self,vobj):
vobj.addProperty("App::PropertyLength","BubbleSize","Base", str(translate("Arch","The size of the axis bubbles")))
vobj.addProperty("App::PropertyEnumeration","NumerationStyle","Base", str(translate("Arch","The numeration style")))
vobj.NumerationStyle = ["1,2,3","01,02,03","001,002,003","A,B,C","a,b,c","I,II,III","L0,L1,L2"]
vobj.Proxy = self
vobj.BubbleSize = .1
vobj.LineWidth = 1
vobj.LineColor = (0.13,0.15,0.37)
vobj.DrawStyle = "Dashdot"
def getIcon(self):
return ":/icons/Arch_Axis_Tree.svg"
def claimChildren(self):
return []
def attach(self, vobj):
self.ViewObject = vobj
self.Object = vobj.Object
self.bubbles = None
def getNumber(self,num):
chars = "abcdefghijklmnopqrstuvwxyz"
roman=(('M',1000),('CM',900),('D',500),('CD',400),
('C',100),('XC',90),('L',50),('XL',40),
('X',10),('IX',9),('V',5),('IV',4),('I',1))
if self.ViewObject.NumerationStyle == "1,2,3":
return str(num+1)
elif self.ViewObject.NumerationStyle == "01,02,03":
return str(num+1).zfill(2)
elif self.ViewObject.NumerationStyle == "001,002,003":
return str(num+1).zfill(3)
elif self.ViewObject.NumerationStyle == "A,B,C":
result = ""
base = num/26
if base:
result += chars[base].upper()
remainder = num % 26
result += chars[remainder].upper()
return result
elif self.ViewObject.NumerationStyle == "a,b,c":
result = ""
base = num/26
if base:
result += chars[base]
remainder = num % 26
result += chars[remainder]
return result
elif self.ViewObject.NumerationStyle == "I,II,III":
result = ""
num += 1
for numeral, integer in roman:
while num >= integer:
result += numeral
num -= integer
return result
elif self.ViewObject.NumerationStyle == "L0,L1,L2":
return "L"+str(num)
return ""
def makeBubbles(self):
import Part
def getNode():
# make sure we already have the complete node built
r = self.ViewObject.RootNode
if r.getChildren().getLength() > 2:
if r.getChild(2).getChildren().getLength() > 0:
if r.getChild(2).getChild(0).getChildren().getLength() > 0:
return self.ViewObject.RootNode.getChild(2).getChild(0).getChild(0)
return None
rn = getNode()
if rn:
if self.bubbles:
rn.removeChild(self.bubbles)
self.bubbles = None
self.bubbles = coin.SoSeparator()
isep = coin.SoSeparator()
self.bubblestyle = coin.SoDrawStyle()
self.bubblestyle.linePattern = 0xffff
self.bubbles.addChild(self.bubblestyle)
for i in range(len(self.ViewObject.Object.Distances)):
invpl = self.ViewObject.Object.Placement.inverse()
verts = self.ViewObject.Object.Shape.Edges[i].Vertexes
p1 = invpl.multVec(verts[0].Point)
p2 = invpl.multVec(verts[1].Point)
dv = p2.sub(p1)
dv.normalize()
rad = self.ViewObject.BubbleSize
center = p2.add(dv.scale(rad,rad,rad))
ts = Part.makeCircle(rad,center).writeInventor()
cin = coin.SoInput()
cin.setBuffer(ts)
cob = coin.SoDB.readAll(cin)
co = cob.getChild(1).getChild(0).getChild(2)
li = cob.getChild(1).getChild(0).getChild(3)
self.bubbles.addChild(co)
self.bubbles.addChild(li)
st = coin.SoSeparator()
tr = coin.SoTransform()
tr.translation.setValue((center.x,center.y-rad/4,center.z))
fo = coin.SoFont()
fo.name = "Arial,Sans"
fo.size = rad*100
tx = coin.SoText2()
tx.justification = coin.SoText2.CENTER
tx.string = self.getNumber(i)
st.addChild(tr)
st.addChild(fo)
st.addChild(tx)
isep.addChild(st)
self.bubbles.addChild(isep)
rn.addChild(self.bubbles)
def updateData(self, obj, prop):
if prop == "Shape":
self.makeBubbles()
return
def onChanged(self, vobj, prop):
if prop in ["NumerationStyle","BubbleSize"]:
self.makeBubbles()
elif prop == "LineWidth":
if self.bubbles:
self.bubblestyle.lineWidth = vobj.LineWidth
return
def setEdit(self,vobj,mode):
taskd = _AxisTaskPanel()
taskd.obj = vobj.Object
taskd.update()
FreeCADGui.Control.showDialog(taskd)
return True
def unsetEdit(self,vobj,mode):
FreeCADGui.Control.closeDialog()
return
def __getstate__(self):
return None
def __setstate__(self,state):
return None
class _AxisTaskPanel:
'''The editmode TaskPanel for Axis objects'''
def __init__(self):
# the panel has a tree widget that contains categories
# for the subcomponents, such as additions, subtractions.
# the categories are shown only if they are not empty.
self.obj = None
self.form = QtGui.QWidget()
self.form.setObjectName("TaskPanel")
self.grid = QtGui.QGridLayout(self.form)
self.grid.setObjectName("grid")
self.title = QtGui.QLabel(self.form)
self.grid.addWidget(self.title, 0, 0, 1, 2)
# tree
self.tree = QtGui.QTreeWidget(self.form)
self.grid.addWidget(self.tree, 1, 0, 1, 2)
self.tree.setColumnCount(3)
self.tree.header().resizeSection(0,50)
self.tree.header().resizeSection(1,80)
self.tree.header().resizeSection(2,60)
# buttons
self.addButton = QtGui.QPushButton(self.form)
self.addButton.setObjectName("addButton")
self.addButton.setIcon(QtGui.QIcon(":/icons/Arch_Add.svg"))
self.grid.addWidget(self.addButton, 3, 0, 1, 1)
self.addButton.setEnabled(True)
self.delButton = QtGui.QPushButton(self.form)
self.delButton.setObjectName("delButton")
self.delButton.setIcon(QtGui.QIcon(":/icons/Arch_Remove.svg"))
self.grid.addWidget(self.delButton, 3, 1, 1, 1)
self.delButton.setEnabled(True)
QtCore.QObject.connect(self.addButton, QtCore.SIGNAL("clicked()"), self.addElement)
QtCore.QObject.connect(self.delButton, QtCore.SIGNAL("clicked()"), self.removeElement)
self.update()
def isAllowedAlterSelection(self):
return False
def isAllowedAlterView(self):
return True
def getStandardButtons(self):
return int(QtGui.QDialogButtonBox.Ok)
def update(self):
'fills the treewidget'
self.tree.clear()
if self.obj:
for i in range(len(self.obj.Distances)):
item = QtGui.QTreeWidgetItem(self.tree)
item.setText(0,str(i+1))
item.setText(1,str(self.obj.Distances[i]))
item.setText(2,str(self.obj.Angles[i]))
item.setFlags(item.flags() | QtCore.Qt.ItemIsEditable)
item.setTextAlignment(0,QtCore.Qt.AlignLeft)
self.retranslateUi(self.form)
def addElement(self):
item = QtGui.QTreeWidgetItem(self.tree)
item.setText(0,str(self.tree.topLevelItemCount()))
item.setText(1,"1.0")
item.setText(2,"0.0")
item.setFlags(item.flags() | QtCore.Qt.ItemIsEditable)
self.resetObject()
def removeElement(self):
it = self.tree.currentItem()
if it:
nr = int(it.text(0))-1
self.resetObject(remove=nr)
self.update()
def resetObject(self,remove=None):
d = []
a = []
for i in range(self.tree.topLevelItemCount()):
it = self.tree.findItems(str(i+1),QtCore.Qt.MatchExactly,0)[0]
if (remove == None) or (remove != i):
d.append(float(it.text(1)))
a.append(float(it.text(2)))
self.obj.Distances = d
self.obj.Angles = a
FreeCAD.ActiveDocument.recompute()
def accept(self):
self.resetObject()
FreeCADGui.ActiveDocument.resetEdit()
def retranslateUi(self, TaskPanel):
TaskPanel.setWindowTitle(QtGui.QApplication.translate("Arch", "Axes", None, QtGui.QApplication.UnicodeUTF8))
self.delButton.setText(QtGui.QApplication.translate("Arch", "Remove", None, QtGui.QApplication.UnicodeUTF8))
self.addButton.setText(QtGui.QApplication.translate("Arch", "Add", None, QtGui.QApplication.UnicodeUTF8))
self.title.setText(QtGui.QApplication.translate("Arch", "Distances and angles between axes", None, QtGui.QApplication.UnicodeUTF8))
self.tree.setHeaderLabels([QtGui.QApplication.translate("Arch", "Axis", None, QtGui.QApplication.UnicodeUTF8),
QtGui.QApplication.translate("Arch", "Distance", None, QtGui.QApplication.UnicodeUTF8),
QtGui.QApplication.translate("Arch", "Angle", None, QtGui.QApplication.UnicodeUTF8)])
FreeCADGui.addCommand('Arch_Axis',_CommandAxis())