#ifndef _SMESH_SUBMESH_HXX_
#define _SMESH_SUBMESH_HXX_
+#include "SMESH_SMESH.hxx"
+
#include "SMESHDS_Mesh.hxx"
#include "SMESHDS_SubMesh.hxx"
#include "SMESH_Hypothesis.hxx"
class SMESH_Hypothesis;
class SMESH_Algo;
class SMESH_Gen;
+class SMESH_subMeshEventListener;
+class SMESH_subMeshEventListenerData;
+
+typedef SMESH_subMeshEventListener EventListener;
+typedef SMESH_subMeshEventListenerData EventListenerData;
-class SMESH_subMesh
+class SMESH_EXPORT SMESH_subMesh
{
public:
SMESH_subMesh(int Id, SMESH_Mesh * father, SMESHDS_Mesh * meshDS,
const TopoDS_Shape & GetSubShape() const;
-// bool _vertexSet; // only for vertex subMesh, set to false for dim > 0
-
enum compute_state
{
NOT_READY, READY_TO_COMPUTE,
CLEAN, SUBMESH_COMPUTED, SUBMESH_RESTORED,
MESH_ENTITY_REMOVED, CHECK_COMPUTE_STATE
};
+ enum event_type
+ {
+ ALGO_EVENT, COMPUTE_EVENT
+ };
+
+ // ==================================================================
+ // Members to track non hierarchical dependencies between submeshes
+ // ==================================================================
+
+ /*!
+ * \brief Sets an event listener and its data to a submesh
+ * \param listener - the listener to store
+ * \param data - the listener data to store
+ * \param where - the submesh to store the listener and it's data
+ * \param deleteListener - if true then the listener will be deleted as
+ * it is removed from where submesh
+ *
+ * It remembers the submesh where it puts the listener in order to delete
+ * them when HYP_OK algo_state is lost
+ * After being set, event listener is notified on each event of where submesh.
+ */
+ void SetEventListener(EventListener* listener,
+ EventListenerData* data,
+ SMESH_subMesh* where);
+
+ /*!
+ * \brief Return an event listener data
+ * \param listener - the listener whose data is
+ * \retval EventListenerData* - found data, maybe NULL
+ */
+ EventListenerData* GetEventListenerData(EventListener* listener) const;
+
+ /*!
+ * \brief Unregister the listener and delete it and it's data
+ * \param listener - the event listener to delete
+ */
+ void DeleteEventListener(EventListener* listener);
+
+protected:
+
+ //!< event listeners to notify
+ std::map< EventListener*, EventListenerData* > myEventListeners;
+ //!< event listeners to delete when HYP_OK algo_state is lost
+ std::list< std::pair< SMESH_subMesh*, EventListener* > > myOwnListeners;
+
+ /*!
+ * \brief Sets an event listener and its data to a submesh
+ * \param listener - the listener to store
+ * \param data - the listener data to store
+ *
+ * After being set, event listener is notified on each event of a submesh.
+ */
+ void SetEventListener(EventListener* listener, EventListenerData* data);
+
+ /*!
+ * \brief Notify stored event listeners on the occured event
+ * \param event - algo_event or compute_event itself
+ * \param eventType - algo_event or compute_event
+ * \param hyp - hypothesis, if eventType is algo_event
+ */
+ void NotifyListenersOnEvent( const int event,
+ const event_type eventType,
+ SMESH_Hypothesis* hyp = 0);
+
+ /*!
+ * \brief Delete event listeners depending on algo of this submesh
+ */
+ void DeleteOwnListeners();
+
+ // ==================================================================
+
+public:
SMESH_Hypothesis::Hypothesis_Status
AlgoStateEngine(int event, SMESH_Hypothesis * anHyp);
SMESH_Hypothesis::Hypothesis_Status CheckConcurentHypothesis (const int theHypType);
// check if there are several applicable hypothesis on fathers
- protected:
+ bool IsMeshComputed() const;
+ // check if _subMeshDS contains mesh elements
+
+protected:
+ // ==================================================================
void InsertDependence(const TopoDS_Shape aSubShape);
bool SubMeshesComputed();
void CleanDependsOn();
void SetAlgoState(int state);
- bool IsMeshComputed() const;
- // check if _subMeshDS contains mesh elements
-
TopoDS_Shape GetCollection(SMESH_Gen * theGen, SMESH_Algo* theAlgo);
// return a shape containing all sub-shapes of the MainShape that can be
// meshed at once along with _subShape