# -*- coding: utf-8 -*- # Author: Ruslan Krenzler. # 02 December 2017. # Create 40 and 80 schedule pipes according to NPS standard. # For a gui documentation see https://www.freecadweb.org/wiki/PySide_Medium_Examples from PySide import QtGui, QtCore import FreeCAD import Part # Here are tables for NPS PVC pipe sizes from http://opensourceecology.org/wiki/PVC_Pipe. # Sizes are in inches. # The coums are "Name", "Schedule", "O.D [in]", "Average I.D.[in]", # "Min. Wall [in]", "Nom.[Wt./Ft.]", "Max. W.P. [PSI])" NPC_NAME_COLUMN_INDEX = 0 NPC_SCHEDULE_COLUNN_INDEX = 1 NPC_OUTER_DIAMETER_COLUMN_INDEX = 2 NPC_INNER_DIAMETER_COLUMN_INDEX = 3 NPC_PVC_TABLE = [ ['1/8"', 40, 0.405,0.249,0.068,0.051,810], ['1/4"', 40, 0.540,0.344,0.088, 0.086, 780], ['3/8"', 40, 0.675, 0.473, 0.091, 0.115, 620], ['1/2"', 40, 0.840, 0.602, 0.109, 0.170, 600], ['3/4"', 40, 1.050, 0.804, 0.113, 0.226, 480], ['1"', 40, 1.315, 1.029, 0.133, 0.333, 450], ['1-1/4"', 40, 1.660, 1.360, 0.140, 0.450, 370], ['1-1/2"', 40, 1.900, 1.590, 0.145, 0.537, 330], ['2"', 40, 2.375, 2.047, 0.154, 0.720, 280], ['2-1/2"', 40, 2.875, 2.445, 0.203, 1.136, 300], ['3"', 40, 3.500, 3.042, 0.216, 1.488, 260], ['3-1/2"', 40, 4.000, 3.521, 0.226, 1.789, 240], ['4"', 40, 4.500, 3.998, 0.237, 2.118, 220], ['5"', 40, 5.563, 5.016, 0.258, 2.874, 190], ['6"', 40, 6.625, 6.031, 0.280, 3.733, 180], ['8"', 40, 8.625, 7.942, 0.322, 5.619, 160], ['10"', 40, 10.750, 9.976, 0.365, 7.966, 140], ['12"', 40, 12.750, 11.889, 0.406, 10.534, 130], ['1/8"',80, .405, .195, 0.095, 0.063, 1230], ['1/4"',80, .540, .282, 0.119, 0.105, 1130], ['3/8"',80, .675, .403, 0.126, 0.146, 920], ['1/2"',80, .840, .526, 0.147, 0.213, 850], ['3/4"',80, 1.050, .722, 0.154, 0.289, 690], ['1"',80, 1.315, .936, 0.179, 0.424, 630], ['1-1/4"',80, 1.660, 1.255, 0.191, 0.586, 520], ['1-1/2"',80, 1.900, 1.476, 0.200, 0.711, 470], ['2"',80, 2.375,1.913, 0.218, 0.984, 400], ['2-1/2"',80, 2.875, 2.290, 0.276, 1.500, 420], ['3"',80, 3.500, 2.864, 0.300, 2.010, 370], ['3-1/2"',80, 4.000, 3.326, 0.318, 2.452, 350], ['4"',80, 4.500, 3.786, 0.337, 2.938, 320], ['5"',80, 5.563, 4.768, 0.375, 4.078, 290], ['6"',80, 6.625, 5.709, 0.432, 5.610, 280], ['8"',80, 8.625, 7.565, 0.500, 8.522, 250], ['10"',80, 10.750, 9.493, 0.593, 12.635, 230], ['12"',80 ,12.750, 11.294, 0.687 ,17.384, 230]] class NpcPVC: @staticmethod def getUniqueColumnValue(index): """ Return a list of column values from NPC_PVC_TABLE :param index: index of the column. """ res = [] # Resulting values for row in NPC_PVC_TABLE: if row[index] not in res: res.append(row[index]) return res @staticmethod def selectRow(name, sched): """Get a row from the DPC_PVC Table :param name: name of the dimension row (pipe size). :sched shed: Schedule (pipe wall width) :return row from the NPC_PVC table or None if no row fiound. """ for row in NPC_PVC_TABLE: if row[NPC_NAME_COLUMN_INDEX] == name and row[NPC_SCHEDULE_COLUNN_INDEX] == sched: return row return None # https://www.freecadweb.org/wiki/Units tu = FreeCAD.Units.parseQuantity def halfKeepTheUnit(val): """Return value val as a string with the half of the value and with thte same unit Example: halfKeepTheUnit("3 in") is '1.5 "' """ x = tu(val)/2 unit = x.getUserPreferred()[2] return str(x.getValueAs(unit))+unit def createPipe(out_d, in_d, length, name): """ A pipe which is a differences of two cilinders: outer cylinder - inner cylinder. :param out_d: outer diameter of the pipe :param in_d: inner diameter of the pipe We try to keep the same unit for the radious of cylinders as in the parameters out_d and in_d. """ # Create outer cylinder. outer_cylinder = App.ActiveDocument.addObject("Part::Cylinder","OuterCylinder") App.ActiveDocument.recompute() # tu(val)/2 will can convert to diffent unit. Therefore we use halfKeepTheUnit() instead. outer_cylinder.Radius = halfKeepTheUnit(out_d) outer_cylinder.Height = length # Create inner cylinder. inner_cylinder = App.ActiveDocument.addObject("Part::Cylinder", "InnerCylinder") App.ActiveDocument.recompute() inner_cylinder.Radius = halfKeepTheUnit(in_d) inner_cylinder.Height = length cut = App.activeDocument().addObject("Part::Cut", name) cut.Base = outer_cylinder cut.Tool = inner_cylinder App.ActiveDocument.recompute() #NpcPVC.getUniqueColumnValue(0) class AddPvcPipeNpsGuiClass(QtGui.QDialog): """Return index of the row in the NPC_PVC library. Return -1 if nothing is selected. """ def __init__(self): super(AddPvcPipeNpsGuiClass, self).__init__() self.initUi() def initUi(self): Dialog = self # Added self.result = -1 self.setupUi(self) # Fill schedule and name comboboxes according to NPC_PVC table self.initSizes() self.restoreRecentInput() self.show() # The next lines are from QtDesigner .ui-file processed by pyside-uic def setupUi(self, Dialog): Dialog.setObjectName("Dialog") Dialog.resize(334, 141) self.buttonBox = QtGui.QDialogButtonBox(Dialog) self.buttonBox.setGeometry(QtCore.QRect(10, 90, 301, 32)) self.buttonBox.setOrientation(QtCore.Qt.Horizontal) self.buttonBox.setStandardButtons(QtGui.QDialogButtonBox.Cancel|QtGui.QDialogButtonBox.Ok) self.buttonBox.setObjectName("buttonBox") self.layoutWidget = QtGui.QWidget(Dialog) self.layoutWidget.setGeometry(QtCore.QRect(30, 20, 87, 52)) self.layoutWidget.setObjectName("layoutWidget") self.verticalLayout_2 = QtGui.QVBoxLayout(self.layoutWidget) self.verticalLayout_2.setContentsMargins(0, 0, 0, 0) self.verticalLayout_2.setObjectName("verticalLayout_2") self.label = QtGui.QLabel(self.layoutWidget) self.label.setObjectName("label") self.verticalLayout_2.addWidget(self.label) self.comboBoxName = QtGui.QComboBox(self.layoutWidget) self.comboBoxName.setObjectName("comboBoxName") self.verticalLayout_2.addWidget(self.comboBoxName) self.layoutWidget_2 = QtGui.QWidget(Dialog) self.layoutWidget_2.setGeometry(QtCore.QRect(130, 20, 87, 52)) self.layoutWidget_2.setObjectName("layoutWidget_2") self.verticalLayout = QtGui.QVBoxLayout(self.layoutWidget_2) self.verticalLayout.setContentsMargins(0, 0, 0, 0) self.verticalLayout.setObjectName("verticalLayout") self.label_2 = QtGui.QLabel(self.layoutWidget_2) self.label_2.setObjectName("label_2") self.verticalLayout.addWidget(self.label_2) self.comboBoxSchedule = QtGui.QComboBox(self.layoutWidget_2) self.comboBoxSchedule.setObjectName("comboBoxSchedule") self.verticalLayout.addWidget(self.comboBoxSchedule) self.layoutWidget_3 = QtGui.QWidget(Dialog) self.layoutWidget_3.setGeometry(QtCore.QRect(230, 20, 81, 52)) self.layoutWidget_3.setObjectName("layoutWidget_3") self.verticalLayout_3 = QtGui.QVBoxLayout(self.layoutWidget_3) self.verticalLayout_3.setContentsMargins(0, 0, 0, 0) self.verticalLayout_3.setObjectName("verticalLayout_3") self.label_3 = QtGui.QLabel(self.layoutWidget_3) self.label_3.setObjectName("label_3") self.verticalLayout_3.addWidget(self.label_3) self.lineEditLength = QtGui.QLineEdit(self.layoutWidget_3) self.lineEditLength.setObjectName("lineEditLength") self.verticalLayout_3.addWidget(self.lineEditLength) self.retranslateUi(Dialog) QtCore.QObject.connect(self.buttonBox, QtCore.SIGNAL("accepted()"), Dialog.accept) QtCore.QObject.connect(self.buttonBox, QtCore.SIGNAL("rejected()"), Dialog.reject) QtCore.QMetaObject.connectSlotsByName(Dialog) def retranslateUi(self, Dialog): Dialog.setWindowTitle(QtGui.QApplication.translate("Dialog", "Dialog", None, QtGui.QApplication.UnicodeUTF8)) self.label.setText(QtGui.QApplication.translate("Dialog", "Size:", None, QtGui.QApplication.UnicodeUTF8)) self.label_2.setText(QtGui.QApplication.translate("Dialog", "Schedule:", None, QtGui.QApplication.UnicodeUTF8)) self.label_3.setText(QtGui.QApplication.translate("Dialog", "Length:", None, QtGui.QApplication.UnicodeUTF8)) self.lineEditLength.setText(QtGui.QApplication.translate("Dialog", "1ft", None, QtGui.QApplication.UnicodeUTF8)) def initSizes(self): # Get all possible sizes scheds = NpcPVC.getUniqueColumnValue(NPC_SCHEDULE_COLUNN_INDEX) for sched in scheds: self.comboBoxSchedule.addItem(str(sched)) names = NpcPVC.getUniqueColumnValue(NPC_NAME_COLUMN_INDEX) for name in names: self.comboBoxName.addItem(name) def accept(self): # Get suitable row from the the table. name = self.comboBoxName.currentText() sched = int(self.comboBoxSchedule.currentText()) row = NpcPVC.selectRow(name, sched) length = self.lineEditLength.text() if row is not None: # Get outer and inner dimension as a number of inches. out_d = str(row[NPC_OUTER_DIAMETER_COLUMN_INDEX]) + " in" in_d = str(row[NPC_INNER_DIAMETER_COLUMN_INDEX]) + " in" print("Creating pipe with O.D="+out_d+", I.D="+in_d+", L="+length) createPipe(out_d, in_d, length, "PvcPipe") # Store the user's input for future use. self.storeInput() else: print("Dimiensions not found") # Call parent class. super(AddPvcPipeNpsGuiClass, self).accept() def selectComboBoxText(self, cb, text): if text is not None: index = cb.findText(text, QtCore.Qt.MatchFixedString) if index >= 0: cb.setCurrentIndex(index) return index return -1 def restoreRecentInput(self): settings = QtCore.QSettings("OSE", "OSE - add pipe macro.") # Restore the selection of the comboBoxName. text = settings.value("comboBoxName") self.selectComboBoxText(self.comboBoxName, text) text = settings.value("comboBoxSchedule") self.selectComboBoxText(self.comboBoxSchedule, text) text = settings.value("lineEditLength") if text is not None: self.lineEditLength.setText(text) # Restore the selction of the comboBoxSchedule def storeInput(self): settings = QtCore.QSettings("OSE", "OSE - add pipe macro.") settings.setValue("comboBoxName", self.comboBoxName.currentText()) settings.setValue("comboBoxSchedule", self.comboBoxSchedule.currentText()) settings.setValue("lineEditLength", self.lineEditLength.text()) # Show Dialog form = AddPvcPipeNpsGuiClass() #form.exec_() # What is it for? # Macro End: /home/ruslan/.FreeCAD/create-pipe.FCMacro +++++++++++++++++++++++++++++++++++++++++++++++++