From a5262f9cb7255c7797ece8612ca36e990ab95474 Mon Sep 17 00:00:00 2001
From: jriegel <FreeCAD@juergen-riegel.net>
Date: Sun, 4 Aug 2013 20:39:08 +0200
Subject: [PATCH] Add python object for the FemMesh ViewProvider for later
 postprecessing capabilities

---
 src/Mod/Fem/Gui/CMakeLists.txt               | 12 +++++
 src/Mod/Fem/Gui/ViewProviderFemMesh.cpp      |  9 ++++
 src/Mod/Fem/Gui/ViewProviderFemMesh.h        |  6 +++
 src/Mod/Fem/Gui/ViewProviderFemMeshPy.xml    | 30 ++++++++++++
 src/Mod/Fem/Gui/ViewProviderFemMeshPyImp.cpp | 51 ++++++++++++++++++++
 5 files changed, 108 insertions(+)
 create mode 100644 src/Mod/Fem/Gui/ViewProviderFemMeshPy.xml
 create mode 100644 src/Mod/Fem/Gui/ViewProviderFemMeshPyImp.cpp

diff --git a/src/Mod/Fem/Gui/CMakeLists.txt b/src/Mod/Fem/Gui/CMakeLists.txt
index 823d75c65..8ef615d56 100755
--- a/src/Mod/Fem/Gui/CMakeLists.txt
+++ b/src/Mod/Fem/Gui/CMakeLists.txt
@@ -24,10 +24,21 @@ include_directories(
 
 link_directories(${OCC_LIBRARY_DIR})
 
+
+
 set(FemGui_LIBS
     Fem
     FreeCADGui
 )
+
+generate_from_xml(ViewProviderFemMeshPy)
+
+SET(Python_SRCS
+    ViewProviderFemMeshPy.xml
+    ViewProviderFemMeshPyImp.cpp
+)
+SOURCE_GROUP("Python" FILES ${Python_SRCS})
+
 
 set(FemGui_MOC_HDRS
     Hypothesis.h
@@ -167,6 +178,7 @@ SET(FemGui_SRCS_Module
 SOURCE_GROUP("Module" FILES ${FemGui_SRCS_Module})
 
 SET(FemGui_SRCS
+    ${Python_SRCS}
     ${FemGui_DLG_SRCS}
     ${FemResource_SRCS}
     ${FemGui_SRCS_ViewProvider}
diff --git a/src/Mod/Fem/Gui/ViewProviderFemMesh.cpp b/src/Mod/Fem/Gui/ViewProviderFemMesh.cpp
index 372d05aa3..486300f5a 100755
--- a/src/Mod/Fem/Gui/ViewProviderFemMesh.cpp
+++ b/src/Mod/Fem/Gui/ViewProviderFemMesh.cpp
@@ -51,6 +51,7 @@
 #endif
 
 #include "ViewProviderFemMesh.h"
+#include "ViewProviderFemMeshPy.h"
 
 #include <Mod/Fem/App/FemMeshObject.h>
 #include <Mod/Fem/App/FemMesh.h>
@@ -477,6 +478,14 @@ void ViewProviderFemMesh::resetHighlightNodes(void)
     pcAnoCoords->point.setNum(0);
 }
 
+PyObject * ViewProviderFemMesh::getPyObject()
+{
+    if (PythonObject.is(Py::_None())){
+        // ref counter is set to 1
+        PythonObject = Py::Object(new ViewProviderFemMeshPy(this),true);
+    }
+    return Py::new_reference_to(PythonObject); 
+}
 
 // ----------------------------------------------------------------------------
 
diff --git a/src/Mod/Fem/Gui/ViewProviderFemMesh.h b/src/Mod/Fem/Gui/ViewProviderFemMesh.h
index 0bdbdd570..5e8d17224 100755
--- a/src/Mod/Fem/Gui/ViewProviderFemMesh.h
+++ b/src/Mod/Fem/Gui/ViewProviderFemMesh.h
@@ -27,6 +27,8 @@
 #include <Gui/ViewProviderGeometryObject.h>
 #include <Gui/ViewProviderBuilder.h>
 
+#include <CXX/Objects.hxx>
+
 class SoCoordinate3;
 class SoDrawStyle;  
 class SoIndexedFaceSet; 
@@ -95,8 +97,12 @@ public:
     void setHighlightNodes(const std::set<long>&);
     void resetHighlightNodes(void);
 
+    PyObject *getPyObject();
+
 private:
     static App::PropertyFloatConstraint::Constraints floatRange;
+
+    Py::Object PythonObject;
 
 protected:
     /// get called by the container whenever a property has been changed
diff --git a/src/Mod/Fem/Gui/ViewProviderFemMeshPy.xml b/src/Mod/Fem/Gui/ViewProviderFemMeshPy.xml
new file mode 100644
index 000000000..871bfb5f2
--- /dev/null
+++ b/src/Mod/Fem/Gui/ViewProviderFemMeshPy.xml
@@ -0,0 +1,30 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<GenerateModel xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="generateMetaModel_Module.xsd">
+  <PythonExport 
+      Father="ViewProviderPy" 
+      Name="ViewProviderFemMeshPy" 
+      Twin="ViewProviderFemMesh" 
+      TwinPointer="ViewProviderFemMesh" 
+      Include="Mod/Fem/Gui/ViewProviderFemMesh.h" 
+      Namespace="FemGui" 
+      FatherInclude="Gui/ViewProviderPy.h" 
+      FatherNamespace="Gui"
+      Constructor="false"
+      Delete="false">
+    <Documentation>
+      <Author Licence="LGPL" Name="Juergen Riegel" EMail="Juergen.Riegel@web.de" />
+      <UserDocu>ViewProviderFemMesh class</UserDocu>
+    </Documentation>
+    <Methode Name="animate">
+      <Documentation>
+        <UserDocu></UserDocu>
+      </Documentation>
+    </Methode>
+	<Attribute Name="NodeColor" ReadOnly="false">
+	  <Documentation>
+		  <UserDocu>Pose of Axis 1 in degrees</UserDocu>
+	  </Documentation>
+	  <Parameter Name="NodeColor" Type="List"/>
+	</Attribute>
+  </PythonExport>
+</GenerateModel>
diff --git a/src/Mod/Fem/Gui/ViewProviderFemMeshPyImp.cpp b/src/Mod/Fem/Gui/ViewProviderFemMeshPyImp.cpp
new file mode 100644
index 000000000..dd3b14153
--- /dev/null
+++ b/src/Mod/Fem/Gui/ViewProviderFemMeshPyImp.cpp
@@ -0,0 +1,51 @@
+
+#include "PreCompiled.h"
+
+#include "Mod/Fem/Gui/ViewProviderFemMesh.h"
+
+// inclusion of the generated files (generated out of ViewProviderFemMeshPy.xml)
+#include "ViewProviderFemMeshPy.h"
+#include "ViewProviderFemMeshPy.cpp"
+
+using namespace FemGui;
+
+// returns a string which represents the object e.g. when printed in python
+std::string ViewProviderFemMeshPy::representation(void) const
+{
+    return std::string("<ViewProviderFemMesh object>");
+}
+
+
+
+PyObject* ViewProviderFemMeshPy::animate(PyObject * /*args*/)
+{
+    PyErr_SetString(PyExc_NotImplementedError, "Not yet implemented");
+    return 0;
+}
+
+
+
+
+
+Py::List ViewProviderFemMeshPy::getNodeColor(void) const
+{
+    //return Py::List();
+    throw Py::AttributeError("Not yet implemented");
+}
+
+void ViewProviderFemMeshPy::setNodeColor(Py::List /*arg*/)
+{
+    throw Py::AttributeError("Not yet implemented");
+}
+
+PyObject *ViewProviderFemMeshPy::getCustomAttributes(const char* /*attr*/) const
+{
+    return 0;
+}
+
+int ViewProviderFemMeshPy::setCustomAttributes(const char* /*attr*/, PyObject* /*obj*/)
+{
+    return 0; 
+}
+
+