From 6d1d55dc1535bde73c685b6c44e26884eab7967f Mon Sep 17 00:00:00 2001
From: jriegel <FreeCAD@juergen-riegel.net>
Date: Sun, 16 Feb 2014 22:19:39 +0100
Subject: [PATCH] Implement the python gear feature

---
 src/Mod/PartDesign/App/CMakeLists.txt         |   7 +
 src/Mod/PartDesign/CMakeLists.txt             |   2 +
 .../PartDesign/Gui/Resources/PartDesign.qrc   |   1 +
 .../icons/PartDesign_InvoluteGear.svg         |  10 +
 src/Mod/PartDesign/Gui/Workbench.cpp          |   3 +-
 src/Mod/PartDesign/InitGui.py                 |   1 +
 src/Mod/PartDesign/InvoluteGearFeature.py     | 192 ++++++++++++++++++
 src/Mod/PartDesign/InvoluteGearFeature.ui     | 160 +++++++++++++++
 8 files changed, 375 insertions(+), 1 deletion(-)
 create mode 100644 src/Mod/PartDesign/Gui/Resources/icons/PartDesign_InvoluteGear.svg
 create mode 100644 src/Mod/PartDesign/InvoluteGearFeature.py
 create mode 100644 src/Mod/PartDesign/InvoluteGearFeature.ui

diff --git a/src/Mod/PartDesign/App/CMakeLists.txt b/src/Mod/PartDesign/App/CMakeLists.txt
index e2783c49a..b6b17ff8b 100644
--- a/src/Mod/PartDesign/App/CMakeLists.txt
+++ b/src/Mod/PartDesign/App/CMakeLists.txt
@@ -101,6 +101,8 @@ SET(PartDesign_Scripts
     __init__.py
     Init.py
     TestPartDesignApp.py
+    InvoluteGearFeature.py
+    InvoluteGearFeature.ui
     Scripts/__init__.py
     Scripts/Gear.py
     Scripts/DistanceBolt.py
@@ -108,6 +110,11 @@ SET(PartDesign_Scripts
     Scripts/RadialCopy.py
     Scripts/Parallelepiped.py
     Scripts/Spring.py
+    fcgear/__init__.py
+    fcgear/fcgear.py
+    fcgear/fcgeardialog.py
+    fcgear/involute.py
+    fcgear/svggear.py
 )
 
 add_library(PartDesign SHARED ${PartDesign_SRCS})
diff --git a/src/Mod/PartDesign/CMakeLists.txt b/src/Mod/PartDesign/CMakeLists.txt
index 9ad8c1d81..526755f72 100644
--- a/src/Mod/PartDesign/CMakeLists.txt
+++ b/src/Mod/PartDesign/CMakeLists.txt
@@ -11,6 +11,8 @@ INSTALL(
         InitGui.py
         TestPartDesignApp.py
         TestPartDesignGui.py
+        InvoluteGearFeature.py
+        InvoluteGearFeature.ui
     DESTINATION
         Mod/PartDesign
 )
diff --git a/src/Mod/PartDesign/Gui/Resources/PartDesign.qrc b/src/Mod/PartDesign/Gui/Resources/PartDesign.qrc
index f8bfeae51..662de39d7 100644
--- a/src/Mod/PartDesign/Gui/Resources/PartDesign.qrc
+++ b/src/Mod/PartDesign/Gui/Resources/PartDesign.qrc
@@ -15,6 +15,7 @@
         <file>icons/PartDesign_Hole.svg</file>	
         <file>icons/Tree_PartDesign_Pad.svg</file>	
         <file>icons/Tree_PartDesign_Revolution.svg</file>	
+        <file>icons/PartDesign_InvoluteGear.svg</file>	
         <file>translations/PartDesign_af.qm</file>
         <file>translations/PartDesign_de.qm</file>
         <file>translations/PartDesign_fi.qm</file>
diff --git a/src/Mod/PartDesign/Gui/Resources/icons/PartDesign_InvoluteGear.svg b/src/Mod/PartDesign/Gui/Resources/icons/PartDesign_InvoluteGear.svg
new file mode 100644
index 000000000..15f18113f
--- /dev/null
+++ b/src/Mod/PartDesign/Gui/Resources/icons/PartDesign_InvoluteGear.svg
@@ -0,0 +1,10 @@
+<?xml version="1.0"?><svg width="1000" height="1000" xmlns="http://www.w3.org/2000/svg">
+ <title>High Resolution Gear</title>
+ <metadata id="metadata4083">image/svg+xml</metadata>
+ <g>
+  <title>Layer 1</title>
+  <g externalResourcesRequired="false" id="layer1">
+   <path d="m457.674194,1l-20.76886,118.302437l0.079987,0.079193c-25.386719,4.14814 -49.948639,10.796745 -73.40979,19.650475l0,-0.079178l-77.084137,-92.101566l-72.451248,41.857128l41.13826,112.790565l0.159546,0.079254c-19.642059,16.123276 -37.644791,34.189743 -53.759094,53.839432l-0.079803,-0.240234l-112.790565,-41.138397l-41.857117,72.45134l92.101555,77.164093c-8.839218,23.441681 -15.428467,47.966858 -19.570518,73.329895l-0.079956,-0.079315l-118.302452,20.768799l0,83.714264l118.302452,20.768799l0.079956,-0.079224c4.141754,25.362976 10.7313,49.888 19.570518,73.329773l-92.101555,77.164185l41.857117,72.450989l112.790565,-41.138062l0.079803,-0.240295c16.114304,19.649048 34.116806,37.716187 53.759094,53.838806l-0.159546,0.079285l-41.13826,112.790588l72.451248,41.857178l77.084137,-92.10083l0,-0.079834c23.461151,8.853882 48.023071,15.502441 73.40979,19.650452l-0.079987,0.079285l20.76886,118.302307l83.634155,0l20.76886,-118.302307l-0.079773,-0.079285c25.381592,-4.136658 49.950745,-10.72998 73.409912,-19.570618l77.163757,92.101685l72.451294,-41.857117l-41.218018,-112.790527c19.597717,-16.082031 37.591675,-34.086304 53.679321,-53.679382l112.8703,41.138245l41.777466,-72.451233l-92.02179,-77.164124c8.841187,-23.444763 15.507629,-47.963196 19.650513,-73.329834l118.302429,-20.688782l0,-83.714233l-118.302429,-20.768768c-4.143738,-25.339447 -10.818176,-49.828888 -19.650513,-73.250153l92.02179,-77.164093l-41.777466,-72.451157l-112.8703,41.138214c-16.088074,-19.593384 -34.080933,-37.597275 -53.679321,-53.679367l41.218018,-112.790497l-72.451294,-41.857121l-77.163757,92.101475c-23.459167,-8.83992 -48.02832,-15.433525 -73.409912,-19.570435l0.079773,-0.079254l-20.76886,-118.302377l-83.634155,0l0,-0.00054zm41.857117,203.693954c162.853027,0 294.916931,131.984085 294.916931,294.837265c0,162.852997 -132.063904,294.836945 -294.916931,294.836945c-162.852936,0 -294.836975,-131.983948 -294.836975,-294.836945c0,-162.85318 131.984039,-294.837265 294.836975,-294.837265z" id="path4050" stroke-dashoffset="0" stroke-miterlimit="4" stroke-linejoin="round" stroke-linecap="round" stroke-width="2" fill="#3f3f3f"/>
+  </g>
+ </g>
+</svg>
\ No newline at end of file
diff --git a/src/Mod/PartDesign/Gui/Workbench.cpp b/src/Mod/PartDesign/Gui/Workbench.cpp
index b272e4d0a..72573757f 100644
--- a/src/Mod/PartDesign/Gui/Workbench.cpp
+++ b/src/Mod/PartDesign/Gui/Workbench.cpp
@@ -221,7 +221,8 @@ Gui::MenuItem* Workbench::setupMenuBar() const
           << "PartDesign_LinearPattern"
           << "PartDesign_PolarPattern"
 //          << "PartDesign_Scaled"
-          << "PartDesign_MultiTransform";
+          << "PartDesign_MultiTransform"
+          << "PartDesign_InvoluteGear";
     // For 0.13 a couple of python packages like numpy, matplotlib and others
     // are not deployed with the installer on Windows. Thus, the WizardShaft is
     // not deployed either hence the check for the existence of the command.
diff --git a/src/Mod/PartDesign/InitGui.py b/src/Mod/PartDesign/InitGui.py
index 717a2cd32..855d3d8a6 100644
--- a/src/Mod/PartDesign/InitGui.py
+++ b/src/Mod/PartDesign/InitGui.py
@@ -72,6 +72,7 @@ class PartDesignWorkbench ( Workbench ):
                     print "Wizard shaft not installed"
                 import PartDesignGui
                 import PartDesign
+                import InvoluteGearFeature
         def GetClassName(self):
                 return "PartDesignGui::Workbench"
 
diff --git a/src/Mod/PartDesign/InvoluteGearFeature.py b/src/Mod/PartDesign/InvoluteGearFeature.py
new file mode 100644
index 000000000..9ee902af1
--- /dev/null
+++ b/src/Mod/PartDesign/InvoluteGearFeature.py
@@ -0,0 +1,192 @@
+#***************************************************************************
+#*                                                                         *
+#*   Copyright (c) 2014 - Juergen Riegel <FreeCAD@juergen-riegel.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, Part
+from fcgear import involute
+from fcgear import fcgear
+
+if FreeCAD.GuiUp:
+    import FreeCADGui
+    from PySide import QtCore, QtGui
+    from FreeCADGui import PySideUic as uic
+
+__title__="PartDesign InvoluteGearObject managment"
+__author__ = "Juergen Riegel"
+__url__ = "http://www.freecadweb.org"
+
+          
+
+def makeInvoluteGear(name):
+    '''makeInvoluteGear(name): makes an InvoluteGear'''
+    obj = FreeCAD.ActiveDocument.addObject("Part::Part2DObjectPython",name)
+    _InvoluteGear(obj)
+    _ViewProviderInvoluteGear(obj.ViewObject)
+    #FreeCAD.ActiveDocument.recompute()
+    return obj
+
+class _CommandInvoluteGear:
+    "the Fem InvoluteGear command definition"
+    def GetResources(self):
+        return {'Pixmap'  : 'PartDesign_InvoluteGear',
+                'MenuText': QtCore.QT_TRANSLATE_NOOP("PartDesign_InvoluteGear","Involute gear..."),
+                'Accel': "",
+                'ToolTip': QtCore.QT_TRANSLATE_NOOP("PartDesign_InvoluteGear","Creates or edit the involute gear definition.")}
+        
+    def Activated(self):
+
+        FreeCAD.ActiveDocument.openTransaction("Create involute gear")
+        FreeCADGui.addModule("InvoluteGearFeature")
+        FreeCADGui.doCommand("InvoluteGearFeature.makeInvoluteGear('InvoluteGear')")
+        FreeCADGui.doCommand("Gui.activeDocument().setEdit(App.ActiveDocument.ActiveObject.Name,0)")
+        
+    def IsActive(self):
+        if FreeCAD.ActiveDocument:
+            return True
+        else:
+            return False
+
+       
+class _InvoluteGear:
+    "The InvoluteGear object"
+    def __init__(self,obj):
+        self.Type = "InvoluteGear"
+        obj.addProperty("App::PropertyInteger","NumberOfTeeth","Gear","Number of gear teeth")
+        obj.addProperty("App::PropertyLength","Modules","Gear","Modules of the gear")
+        obj.addProperty("App::PropertyAngle","PressureAngle","Gear","Pressure angle of gear teeth")
+        obj.addProperty("App::PropertyInteger","NumberOfCurves","Gear","0=2x3 1=1x4 ")
+        
+        obj.NumberOfTeeth = 26
+        obj.Modules = "2.5 mm" 
+        obj.PressureAngle = "20 deg" 
+        obj.NumberOfCurves = 0
+        
+        obj.Proxy = self
+        
+        
+    def execute(self,obj):
+        print "_InvoluteGear.execute()"
+        w = fcgear.FCWireBuilder()
+        involute.CreateExternalGear(w, obj.Modules.Value,obj.NumberOfTeeth, obj.PressureAngle.Value, obj.NumberOfCurves == 0)
+        gearw = Part.Wire([o.toShape() for o in w.wire])
+        obj.Shape = gearw
+        return
+        
+        
+class _ViewProviderInvoluteGear:
+    "A View Provider for the InvoluteGear object"
+
+    def __init__(self,vobj):
+        vobj.Proxy = self
+       
+    def getIcon(self):
+        return ":/icons/PartDesign_InvoluteGear.svg"
+
+    def attach(self, vobj):
+        self.ViewObject = vobj
+        self.Object = vobj.Object
+
+  
+    def setEdit(self,vobj,mode):
+        taskd = _InvoluteGearTaskPanel(self.Object,mode)
+        taskd.obj = vobj.Object
+        taskd.update()
+        FreeCADGui.Control.showDialog(taskd)
+        return True
+    
+    def unsetEdit(self,vobj,mode):
+        FreeCADGui.Control.closeDialog()
+        return
+
+
+class _InvoluteGearTaskPanel:
+    '''The editmode TaskPanel for InvoluteGear objects'''
+    def __init__(self,obj,mode):
+        self.obj = obj
+        
+        self.form=FreeCADGui.PySideUic.loadUi(FreeCAD.getHomePath() + "Mod/PartDesign/InvoluteGearFeature.ui")
+
+        QtCore.QObject.connect(self.form.Quantity_Modules, QtCore.SIGNAL("valueChanged(double)"), self.modulesChanged)
+        QtCore.QObject.connect(self.form.Quantity_PressureAngle, QtCore.SIGNAL("valueChanged(double)"), self.angleChanged)
+        QtCore.QObject.connect(self.form.spinBox_NumberOfTeeth, QtCore.SIGNAL("valueChanged(int)"), self.numTeethChanged)
+        
+        self.update()
+        
+        if mode == 0: # fresh created
+            self.obj.Proxy.execute(self.obj)  # calculate once 
+        
+    def transferTo(self):
+        "Transfer from the dialog to the object" 
+        self.obj.NumberOfTeeth  = self.form.spinBox_NumberOfTeeth.value()
+        self.obj.Modules        = self.form.Quantity_Modules.text()
+        self.obj.PressureAngle  = self.form.Quantity_PressureAngle.text()
+        self.obj.NumberOfCurves = self.form.comboBox_NumberOfCurves.currentIndex()
+        
+    
+    def transferFrom(self):
+        "Transfer from the object to the dialog"
+        self.form.spinBox_NumberOfTeeth.setValue(self.obj.NumberOfTeeth)
+        self.form.Quantity_Modules.setText(self.obj.Modules.UserString)
+        self.form.Quantity_PressureAngle.setText(self.obj.PressureAngle.UserString)
+        self.form.comboBox_NumberOfCurves.setCurrentIndex(self.obj.NumberOfCurves)
+        
+    def modulesChanged(self, value):
+        print value
+        self.obj.Modules = value
+        self.obj.Proxy.execute(self.obj)
+        
+    def angleChanged(self, value):
+        print value
+        self.obj.PressureAngle = value
+        self.obj.Proxy.execute(self.obj)
+
+    def numTeethChanged(self, value):
+        print value
+        self.obj.NumberOfTeeth = value
+        self.obj.Proxy.execute(self.obj)
+        
+    def getStandardButtons(self):
+        return int(QtGui.QDialogButtonBox.Ok) | int(QtGui.QDialogButtonBox.Cancel)| int(QtGui.QDialogButtonBox.Apply)
+    
+    def clicked(self,button):
+        if button == QtGui.QDialogButtonBox.Apply:
+            print "Apply"
+            self.transferTo()
+            self.obj.Proxy.execute(self.obj) 
+        
+    def update(self):
+        'fills the widgets'
+        self.transferFrom()
+                
+    def accept(self):
+        print 'accept(self)'
+        self.transferTo()
+        FreeCAD.ActiveDocument.recompute()
+        FreeCADGui.ActiveDocument.resetEdit()
+        
+                    
+    def reject(self):
+        print 'reject(self)'
+        FreeCADGui.ActiveDocument.resetEdit()
+
+
+         
+FreeCADGui.addCommand('PartDesign_InvoluteGear',_CommandInvoluteGear())
diff --git a/src/Mod/PartDesign/InvoluteGearFeature.ui b/src/Mod/PartDesign/InvoluteGearFeature.ui
new file mode 100644
index 000000000..19b9c4a2c
--- /dev/null
+++ b/src/Mod/PartDesign/InvoluteGearFeature.ui
@@ -0,0 +1,160 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ui version="4.0">
+ <class>InvoluteGearParameter</class>
+ <widget class="QWidget" name="InvoluteGearParameter">
+  <property name="geometry">
+   <rect>
+    <x>0</x>
+    <y>0</y>
+    <width>195</width>
+    <height>116</height>
+   </rect>
+  </property>
+  <property name="windowTitle">
+   <string>Involute parameter</string>
+  </property>
+  <layout class="QFormLayout" name="formLayout">
+   <item row="0" column="0">
+    <widget class="QLabel" name="label_9">
+     <property name="text">
+      <string>Number of teeth:</string>
+     </property>
+    </widget>
+   </item>
+   <item row="0" column="1">
+    <widget class="QSpinBox" name="spinBox_NumberOfTeeth">
+     <property name="minimum">
+      <number>3</number>
+     </property>
+     <property name="maximum">
+      <number>9999</number>
+     </property>
+     <property name="value">
+      <number>26</number>
+     </property>
+    </widget>
+   </item>
+   <item row="1" column="0">
+    <widget class="QLabel" name="label_8">
+     <property name="text">
+      <string>Modules:</string>
+     </property>
+    </widget>
+   </item>
+   <item row="1" column="1">
+    <widget class="Gui::InputField" name="Quantity_Modules">
+     <property name="sizePolicy">
+      <sizepolicy hsizetype="Fixed" vsizetype="Fixed">
+       <horstretch>0</horstretch>
+       <verstretch>0</verstretch>
+      </sizepolicy>
+     </property>
+     <property name="minimumSize">
+      <size>
+       <width>80</width>
+       <height>20</height>
+      </size>
+     </property>
+     <property name="text">
+      <string/>
+     </property>
+     <property name="alignment">
+      <set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set>
+     </property>
+     <property name="unit" stdset="0">
+      <string>mm</string>
+     </property>
+     <property name="decimals" stdset="0">
+      <number>3</number>
+     </property>
+     <property name="maximum" stdset="0">
+      <double>2000.000000000000000</double>
+     </property>
+     <property name="singleStep" stdset="0">
+      <double>2.000000000000000</double>
+     </property>
+     <property name="value" stdset="0">
+      <double>2.500000000000000</double>
+     </property>
+    </widget>
+   </item>
+   <item row="2" column="0">
+    <widget class="QLabel" name="label_6">
+     <property name="text">
+      <string>Pressure angle:</string>
+     </property>
+    </widget>
+   </item>
+   <item row="2" column="1">
+    <widget class="Gui::InputField" name="Quantity_PressureAngle">
+     <property name="sizePolicy">
+      <sizepolicy hsizetype="Fixed" vsizetype="Fixed">
+       <horstretch>0</horstretch>
+       <verstretch>0</verstretch>
+      </sizepolicy>
+     </property>
+     <property name="minimumSize">
+      <size>
+       <width>80</width>
+       <height>20</height>
+      </size>
+     </property>
+     <property name="alignment">
+      <set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set>
+     </property>
+     <property name="unit" stdset="0">
+      <string>deg</string>
+     </property>
+     <property name="decimals" stdset="0">
+      <number>3</number>
+     </property>
+     <property name="maximum" stdset="0">
+      <double>90.000000000000000</double>
+     </property>
+     <property name="singleStep" stdset="0">
+      <double>2.000000000000000</double>
+     </property>
+     <property name="value" stdset="0">
+      <double>20.000000000000000</double>
+     </property>
+    </widget>
+   </item>
+   <item row="3" column="0">
+    <widget class="QLabel" name="label_7">
+     <property name="text">
+      <string>Number of Curves:</string>
+     </property>
+    </widget>
+   </item>
+   <item row="3" column="1">
+    <widget class="QComboBox" name="comboBox_NumberOfCurves">
+     <property name="enabled">
+      <bool>false</bool>
+     </property>
+     <property name="editable">
+      <bool>false</bool>
+     </property>
+     <item>
+      <property name="text">
+       <string>2x3</string>
+      </property>
+     </item>
+     <item>
+      <property name="text">
+       <string>1x4</string>
+      </property>
+     </item>
+    </widget>
+   </item>
+  </layout>
+ </widget>
+ <customwidgets>
+  <customwidget>
+   <class>Gui::InputField</class>
+   <extends>QLineEdit</extends>
+   <header>Gui/InputField.h</header>
+  </customwidget>
+ </customwidgets>
+ <resources/>
+ <connections/>
+</ui>