FEM: task panel mechanical material: add thermomech related changes

src/Mod/Fem/TaskPanelMechanicalMaterial.ui

@@ -1,13 +1,13 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <ui version="4.0">
- <class>MechanicalMaterial</class>
+ <class>ThermalMechanicalMaterial</class>
- <widget class="QWidget" name="MechanicalMaterial">
+ <widget class="QWidget" name="ThermalMechanicalMaterial">
   <property name="geometry">
    <rect>
     <x>0</x>
     <y>0</y>
-    <width>253</width>
+    <width>370</width>
-    <height>541</height>
+    <height>713</height>
    </rect>
   </property>
   <property name="windowTitle">
@@ -232,6 +232,160 @@
      </layout>
     </widget>
    </item>
+   <item>
+    <widget class="QGroupBox" name="GroupQuantities_5">
+     <property name="maximumSize">
+      <size>
+       <width>16777215</width>
+       <height>1677215</height>
+      </size>
+     </property>
+     <property name="title">
+      <string>Temperature-Dependant Material Properties</string>
+     </property>
+     <layout class="QVBoxLayout" name="verticalLayout_8">
+      <item>
+       <layout class="QFormLayout" name="formLayout_3">
+        <property name="fieldGrowthPolicy">
+         <enum>QFormLayout::AllNonFixedFieldsGrow</enum>
+        </property>
+        <item row="0" column="0">
+         <widget class="QLabel" name="label_12">
+          <property name="text">
+           <string>Thermal Conductivity:</string>
+          </property>
+         </widget>
+        </item>
+        <item row="1" column="0">
+         <widget class="QLabel" name="label_13">
+          <property name="text">
+           <string>Expansion Coefficient:</string>
+          </property>
+         </widget>
+        </item>
+        <item row="1" column="1">
+         <widget class="Gui::InputField" name="input_fd_expansion_coefficient">
+          <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>12 um/m/K</string>
+          </property>
+          <property name="alignment">
+           <set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set>
+          </property>
+          <property name="singleStep" stdset="0">
+           <double>2.000000000000000</double>
+          </property>
+          <property name="maximum" stdset="0">
+           <double>2000000000.000000000000000</double>
+          </property>
+          <property name="unit" stdset="0">
+           <string notr="true">m/m/K</string>
+          </property>
+          <property name="decimals" stdset="0">
+           <number>3</number>
+          </property>
+          <property name="value" stdset="0">
+           <double>0.000000000000000</double>
+          </property>
+         </widget>
+        </item>
+        <item row="2" column="0">
+         <widget class="QLabel" name="label_14">
+          <property name="text">
+           <string>Specific Heat:</string>
+          </property>
+         </widget>
+        </item>
+        <item row="2" column="1">
+         <widget class="Gui::InputField" name="input_fd_specific_heat">
+          <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>500 J/kg/K</string>
+          </property>
+          <property name="alignment">
+           <set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set>
+          </property>
+          <property name="singleStep" stdset="0">
+           <double>2.000000000000000</double>
+          </property>
+          <property name="maximum" stdset="0">
+           <double>2050000000.000000000000000</double>
+          </property>
+          <property name="unit" stdset="0">
+           <string notr="true">J/kg/K</string>
+          </property>
+          <property name="decimals" stdset="0">
+           <number>3</number>
+          </property>
+          <property name="value" stdset="0">
+           <double>0.000000000000000</double>
+          </property>
+         </widget>
+        </item>
+        <item row="0" column="1">
+         <widget class="Gui::InputField" name="input_fd_thermal_conductivity">
+          <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>50 W/m/K</string>
+          </property>
+          <property name="alignment">
+           <set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set>
+          </property>
+          <property name="singleStep" stdset="0">
+           <double>2.000000000000000</double>
+          </property>
+          <property name="maximum" stdset="0">
+           <double>2000000000.000000000000000</double>
+          </property>
+          <property name="unit" stdset="0">
+           <string notr="true">W/m/K</string>
+          </property>
+          <property name="decimals" stdset="0">
+           <number>3</number>
+          </property>
+          <property name="value" stdset="0">
+           <double>0.000000000000000</double>
+          </property>
+         </widget>
+        </item>
+       </layout>
+      </item>
+     </layout>
+    </widget>
+   </item>
    <item>
     <widget class="QGroupBox" name="GroupQuantities_3">
      <property name="maximumSize">

src/Mod/Fem/_TaskPanelMechanicalMaterial.py

@@ -51,6 +51,10 @@ class _TaskPanelMechanicalMaterial:
         QtCore.QObject.connect(self.form.spinBox_poisson_ratio, QtCore.SIGNAL("valueChanged(double)"), self.pr_changed)
         QtCore.QObject.connect(self.form.input_fd_density, QtCore.SIGNAL("valueChanged(double)"), self.density_changed)
         QtCore.QObject.connect(self.form.pushButton_Reference, QtCore.SIGNAL("clicked()"), self.add_references)
+        QtCore.QObject.connect(self.form.input_fd_thermal_conductivity, QtCore.SIGNAL("valueChanged(double)"), self.tc_changed)
+        QtCore.QObject.connect(self.form.input_fd_expansion_coefficient, QtCore.SIGNAL("valueChanged(double)"), self.tec_changed)
+        QtCore.QObject.connect(self.form.input_fd_specific_heat, QtCore.SIGNAL("valueChanged(double)"), self.sh_changed)
+
         self.form.list_References.setContextMenuPolicy(QtCore.Qt.CustomContextMenu)
         self.form.list_References.connect(self.form.list_References, QtCore.SIGNAL("customContextMenuRequested(QPoint)"), self.references_list_right_clicked)
 
@@ -155,6 +159,42 @@ class _TaskPanelMechanicalMaterial:
                 material['PoissonRatio'] = unicode(value)
                 self.material = material
 
+    def tc_changed(self, value):
+        import Units
+        old_tc = Units.Quantity(self.material['ThermalConductivity']).getValueAs("W/m/K")
+        variation = 0.001
+        if value:
+            if not (1 - variation < float(old_tc) / value < 1 + variation):
+                # ThermalConductivity has changed
+                material = self.material
+                value_in_W_per_mK = value * 1e-3  # To compensate for use of SI units
+                material['ThermalConductivity'] = unicode(value_in_W_per_mK) + " W/m/K"
+                self.material = material
+
+    def tec_changed(self, value):
+        import Units
+        old_tec = Units.Quantity(self.material['ThermalExpansionCoefficient']).getValueAs("um/m/K")
+        variation = 0.001
+        if value:
+            if not (1 - variation < float(old_tec) / value < 1 + variation):
+                # ThermalExpansionCoefficient has changed
+                material = self.material
+                value_in_um_per_mK = value * 1e6  # To compensate for use of SI units
+                material['ThermalExpansionCoefficient'] = unicode(value_in_um_per_mK) + " um/m/K"
+                self.material = material
+
+    def sh_changed(self, value):
+        import Units
+        old_sh = Units.Quantity(self.material['SpecificHeat']).getValueAs("J/kg/K")
+        variation = 0.001
+        if value:
+            if not (1 - variation < float(old_sh) / value < 1 + variation):
+                # SpecificHeat has changed
+                material = self.material
+                value_in_J_per_kgK = value * 1e-6  # To compensate for use of SI units
+                material['SpecificHeat'] = unicode(value_in_J_per_kgK) + " J/kg/K"
+                self.material = material
+
     def choose_material(self, index):
         if index < 0:
             return
@@ -193,6 +233,21 @@ class _TaskPanelMechanicalMaterial:
             density = FreeCAD.Units.Quantity(matmap['Density'])
             density_with_new_unit = density.getValueAs(density_new_unit)
             self.form.input_fd_density.setText("{} {}".format(density_with_new_unit, density_new_unit))
+        if 'ThermalConductivity' in matmap:
+            tc_new_unit = "W/m/K"
+            tc = FreeCAD.Units.Quantity(matmap['ThermalConductivity'])
+            tc_with_new_unit = tc.getValueAs(tc_new_unit)
+            self.form.input_fd_thermal_conductivity.setText("{} {}".format(tc_with_new_unit, tc_new_unit))
+        if 'ThermalExpansionCoefficient' in matmap:
+            tec_new_unit = "um/m/K"
+            tec = FreeCAD.Units.Quantity(matmap['ThermalExpansionCoefficient'])
+            tec_with_new_unit = tec.getValueAs(tec_new_unit)
+            self.form.input_fd_expansion_coefficient.setText("{} {}".format(tec_with_new_unit, tec_new_unit))
+        if 'SpecificHeat' in matmap:
+            sh_new_unit = "J/kg/K"
+            sh = FreeCAD.Units.Quantity(matmap['SpecificHeat'])
+            sh_with_new_unit = sh.getValueAs(sh_new_unit)
+            self.form.input_fd_specific_heat.setText("{} {}".format(sh_with_new_unit, sh_new_unit))
 
     def add_transient_material(self, material):
         material_name = self.get_material_name(material)