FEM: constraint self weight: object implementation

src/Mod/Fem/App/CMakeLists.txt

@@ -74,6 +74,7 @@ SET(FemScripts_SRCS
     _CommandAnalysis.py
     _CommandBeamSection.py
     _CommandControlSolver.py
+    _CommandConstraintSelfWeight.py
     _CommandMechanicalMaterial.py
     _CommandShowResult.py
     _CommandMeshFromShape.py
@@ -84,6 +85,7 @@ SET(FemScripts_SRCS
     _CommandSolverZ88.py
     _FemAnalysis.py
     _FemBeamSection.py
+    _FemConstraintSelfWeight.py
     _FemShellThickness.py
     _FemSolverCalculix.py
     _FemSolverZ88.py
@@ -95,6 +97,7 @@ SET(FemScripts_SRCS
     _TaskPanelShowResult.py
     _ViewProviderFemAnalysis.py
     _ViewProviderFemBeamSection.py
+    _ViewProviderFemConstraintSelfWeight.py
     _ViewProviderFemShellThickness.py
     _ViewProviderFemSolverCalculix.py
     _ViewProviderFemSolverZ88.py
@@ -106,8 +109,9 @@ SET(FemScripts_SRCS
     Init.py
     InitGui.py
     FemAnalysis.py
-    FemCommands.py
     FemBeamSection.py
+    FemCommands.py
+    FemConstraintSelfWeight.py
     FemInputWriter.py
     FemInputWriterCcx.py
     FemInputWriterZ88.py

src/Mod/Fem/CMakeLists.txt

@@ -83,6 +83,11 @@ INSTALL(
         _ViewProviderFemSolverZ88.py
         _CommandSolverZ88.py
 
+        FemConstraintSelfWeight.py
+        _FemConstraintSelfWeight.py
+        _ViewProviderFemConstraintSelfWeight.py
+        _CommandConstraintSelfWeight.py
+
     DESTINATION
         Mod/Fem
 )

src/Mod/Fem/FemConstraintSelfWeight.py

@@ -0,0 +1,40 @@
+# ***************************************************************************
+# *                                                                         *
+# *   Copyright (c) 2016 - Bernd Hahnebach <bernd@bimstatik.org>            *
+# *                                                                         *
+# *   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                                                                   *
+# *                                                                         *
+# ***************************************************************************
+
+__title__ = "FemConstraintSelfWeight"
+__author__ = "Bernd Hahnebach"
+__url__ = "http://www.freecadweb.org"
+
+
+import FreeCAD
+import FemGui
+import _FemConstraintSelfWeight
+
+
+def makeFemConstraintSelfWeight(name="FemConstraintSelfWeight"):
+    '''makeFemFemConstraintSelfWeight([name]): creates an beamsection object to define a cross section'''
+    obj = FemGui.getActiveAnalysis().Document.addObject("Fem::FeaturePython", name)
+    _FemConstraintSelfWeight._FemConstraintSelfWeight(obj)
+    if FreeCAD.GuiUp:
+        import _ViewProviderFemConstraintSelfWeight
+        _ViewProviderFemConstraintSelfWeight._ViewProviderFemConstraintSelfWeight(obj.ViewObject)
+    return obj

src/Mod/Fem/Gui/Workbench.cpp

@@ -68,6 +68,7 @@ Gui::ToolBarItem* Workbench::setupToolBars() const
          << "Fem_ConstraintFixed"
          << "Fem_ConstraintDisplacement"
          << "Separator"
+         << "Fem_ConstraintSelfWeight"
          << "Fem_ConstraintForce"
          << "Fem_ConstraintPressure"
          << "Fem_ConstraintBearing"
@@ -116,6 +117,7 @@ Gui::MenuItem* Workbench::setupMenuBar() const
          << "Fem_ConstraintFixed"
          << "Fem_ConstraintDisplacement"
          << "Separator"
+         << "Fem_ConstraintSelfWeight"
          << "Fem_ConstraintForce"
          << "Fem_ConstraintPressure"
          << "Fem_ConstraintBearing"

src/Mod/Fem/InitGui.py

@@ -58,6 +58,8 @@ class FemWorkbench (Workbench):
         import _CommandMechanicalMaterial
         import _CommandSolverCalculix
         import _CommandSolverZ88
+        import _CommandConstraintSelfWeight
+
 
         import subprocess
         from platform import system

src/Mod/Fem/_CommandConstraintSelfWeight.py

@@ -0,0 +1,53 @@
+# ***************************************************************************
+# *                                                                         *
+# *   Copyright (c) 2016 - Bernd Hahnebach <bernd@bimstatik.org>            *
+# *                                                                         *
+# *   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                                                                   *
+# *                                                                         *
+# ***************************************************************************
+
+__title__ = "Command constraint self weight"
+__author__ = "Bernd Hahnebach"
+__url__ = "http://www.freecadweb.org"
+
+
+import FreeCAD
+from FemCommands import FemCommands
+
+if FreeCAD.GuiUp:
+    import FreeCADGui
+    from PySide import QtCore
+
+
+class _CommandConstraintSelfWeight(FemCommands):
+    "The Fem_ConstraintSelfWeight command definition"
+    def __init__(self):
+        super(_CommandConstraintSelfWeight, self).__init__()
+        self.resources = {'Pixmap': 'fem-constraint-selfweight',
+                          'MenuText': QtCore.QT_TRANSLATE_NOOP("Fem_ConstraintSelfWeight", "Constraint self weigt"),
+                          'Accel': "C, W",
+                          'ToolTip': QtCore.QT_TRANSLATE_NOOP("Fem_ConstraintSelfWeight", "Creates a FEM constraint self weigt")}
+        self.is_active = 'with_analysis'
+
+    def Activated(self):
+        FreeCAD.ActiveDocument.openTransaction("Create FemConstraintSelfWeight")
+        FreeCADGui.addModule("FemConstraintSelfWeight")
+        FreeCADGui.doCommand("FemGui.getActiveAnalysis().Member = FemGui.getActiveAnalysis().Member + [FemConstraintSelfWeight.makeFemConstraintSelfWeight()]")
+
+
+if FreeCAD.GuiUp:
+    FreeCADGui.addCommand('Fem_ConstraintSelfWeight', _CommandConstraintSelfWeight())

src/Mod/Fem/_FemConstraintSelfWeight.py

@@ -0,0 +1,35 @@
+# ***************************************************************************
+# *                                                                         *
+# *   Copyright (c) 2015 - Bernd Hahnebach <bernd@bimstatik.org>            *
+# *                                                                         *
+# *   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                                                                   *
+# *                                                                         *
+# ***************************************************************************
+
+__title__ = "the constraint self weight object"
+__author__ = "Bernd Hahnebach"
+__url__ = "http://www.freecadweb.org"
+
+
+class _FemConstraintSelfWeight:
+    "The FemConstraintSelfWeight object"
+    def __init__(self, obj):
+        obj.Proxy = self
+        self.Type = "FemConstraintSelfWeight"
+
+    def execute(self, obj):
+        return

src/Mod/Fem/_ViewProviderFemConstraintSelfWeight.py

@@ -0,0 +1,63 @@
+# ***************************************************************************
+# *                                                                         *
+# *   Copyright (c) 2016 - Bernd Hahnebach <bernd@bimstatik.org>            *
+# *                                                                         *
+# *   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                                                                   *
+# *                                                                         *
+# ***************************************************************************
+
+__title__ = "_ViewProviderFemConstraintSelfWeight"
+__author__ = "Bernd Hahnebach"
+__url__ = "http://www.freecadweb.org"
+
+
+import FreeCAD
+import FreeCADGui
+from pivy import coin
+
+
+class _ViewProviderFemConstraintSelfWeight:
+    "A View Provider for the FemConstraintSelfWeight object"
+    def __init__(self, vobj):
+        vobj.Proxy = self
+
+    def getIcon(self):
+        return ":/icons/fem-constraint-selfweight.svg"
+
+    def attach(self, vobj):
+        self.ViewObject = vobj
+        self.Object = vobj.Object
+        self.standard = coin.SoGroup()
+        vobj.addDisplayMode(self.standard, "Standard")
+
+    def getDisplayModes(self, obj):
+        return ["Standard"]
+
+    def getDefaultDisplayMode(self):
+        return "Standard"
+
+    def updateData(self, obj, prop):
+        return
+
+    def onChanged(self, vobj, prop):
+        return
+
+    def __getstate__(self):
+        return None
+
+    def __setstate__(self, state):
+        return None