+/*
+ # ---------------------------------------------------------------------
+ #
+ # Copyright (c) CREATIS (Centre de Recherche en Acquisition et Traitement de l'Image
+ # pour la SantÈ)
+ # Authors : Eduardo Davila, Frederic Cervenansky, Claire Mouton
+ # Previous Authors : Laurent Guigues, Jean-Pierre Roux
+ # CreaTools website : www.creatis.insa-lyon.fr/site/fr/creatools_accueil
+ #
+ # This software is governed by the CeCILL-B license under French law and
+ # abiding by the rules of distribution of free software. You can use,
+ # modify and/ or redistribute the software under the terms of the CeCILL-B
+ # license as circulated by CEA, CNRS and INRIA at the following URL
+ # http://www.cecill.info/licences/Licence_CeCILL-B_V1-en.html
+ # or in the file LICENSE.txt.
+ #
+ # As a counterpart to the access to the source code and rights to copy,
+ # modify and redistribute granted by the license, users are provided only
+ # with a limited warranty and the software's author, the holder of the
+ # economic rights, and the successive licensors have only limited
+ # liability.
+ #
+ # The fact that you are presently reading this means that you have had
+ # knowledge of the CeCILL-B license and that you accept its terms.
+ # ------------------------------------------------------------------------ */
+
+
/*=========================================================================
-
Program: bbtk
Module: $RCSfile: bbtkConnection.h,v $
Language: C++
- Date: $Date: 2008/02/20 16:05:38 $
- Version: $Revision: 1.2 $
-
- Copyright (c) CREATIS (Centre de Recherche et d'Applications en Traitement de
- l'Image). All rights reserved. See doc/license.txt or
- http://www.creatis.insa-lyon.fr/Public/bbtk/License.html for details.
-
- This software is distributed WITHOUT ANY WARRANTY; without even
- the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
- PURPOSE. See the above copyright notices for more information.
-
+ Date: $Date: 2012/11/16 08:49:01 $
+ Version: $Revision: 1.14 $
=========================================================================*/
+
+
+
/**
*\file
*\brief Class bbtk::Connection
#define __bbtkConnection_h__
#include "bbtkSystem.h"
+#include "bbtkObject.h"
+
#include <string>
namespace bbtk
{
- ///
- typedef int IOStatus;
- ///
- const int MODIFIED = 0;
- ///
- const int UPTODATE = 1;
- ///
- const int UPDATING = 2;
+ class Factory;
+ BBTK_FORWARD_DECLARE_POINTER(Factory);
class BlackBox;
+ BBTK_FORWARD_DECLARE_POINTER(BlackBox);
class BlackBoxInputConnector;
class BlackBoxOutputConnector;
- class BBTK_EXPORT Connection
+ /// The type of input / output status
+ typedef unsigned char IOStatus;
+ /// Up-to-date status value
+ const IOStatus UPTODATE = 0;
+ /// Modified status value
+ const IOStatus MODIFIED = 1;
+ /// Out-of-date status value
+ const IOStatus OUTOFDATE = 2;
+
+ BBTK_EXPORT const std::string& GetIOStatusString( IOStatus );
+
+
+ class BBTK_EXPORT Connection : public Object
{
+ BBTK_OBJECT_INTERFACE(Connection);
+ typedef Object Superclass;
public:
- /// Ctor
- Connection(BlackBox* from, const std::string& output,
- BlackBox* to, const std::string& input );
- /// Dtor
- ~Connection();
- /// Amont direction pipeline processing
- /// 1) call bbBackwardUpdate(this) on the upstream box
- /// 2) copies the upstream box output to the downstream box input adapting it if needed
- virtual IOStatus BackwardUpdate();
+ static Pointer New(BlackBoxPointer from, const std::string& output,
+ BlackBoxPointer to, const std::string& input,
+ const FactoryPointer f);
+ static Pointer New(BlackBoxPointer from, const std::string& output,
+ BlackBoxPointer to, const std::string& input);
+ /// Dtor
+ // ~Connection();
- /// Aval direction pipeline processing :
- /// 1) copies the upstream box output to the downstream box input adapting it if needed
- /// 2) call bbForwardUpdate(this) on the downstream box
- // virtual void ForwardUpdate();
+ // void Delete();
+
+ /// Pipeline processing method
+ /// 1) call bbRecursiveExecute(this) on the from box
+ /// 2) copies the from box output to the to box input
+ /// adapting it if needed
+ /// 3) sets the new IOStatus of the to box input to the
+ /// status of the from box output
+ void RecursiveExecute();
+
+ /// Change callback
+ void OnOutputChange(BlackBoxPointer, const std::string&,
+ IOStatus);
- virtual void SetModifiedStatus();
std::string GetFullName() const;
+ /// Returns the original initial black box of the connection
+ BlackBoxPointer GetOriginalBlackBoxFrom() const { return mOriginalFrom.lock(); }
+ /// Returns the origianl final black box of the connection
+ BlackBoxPointer GetOriginalBlackBoxTo() const { return mOriginalTo.lock(); }
+ /// Returns the original output of the initial black box of the connection
+ const std::string& GetOriginalBlackBoxFromOutput() const { return mOriginalOutput; }
+ /// Returns the original input of the final black box of the connection
+ const std::string& GetOriginalBlackBoxToInput() const { return mOriginalInput; }
+
/// Returns the initial black box of the connection
- BlackBox* GetBlackBoxFrom() const { return mFrom; }
+ BlackBoxPointer GetBlackBoxFrom() const { return mFrom; }
/// Returns the final black box of the connection
- BlackBox* GetBlackBoxTo() const { return mTo; }
+ BlackBoxPointer GetBlackBoxTo() const { return mTo; }
/// Returns the output of the initial black box of the connection
const std::string& GetBlackBoxFromOutput() const { return mOutput; }
/// Returns the input of the final black box of the connection
const std::string& GetBlackBoxToInput() const { return mInput; }
+ /// Sets the initial black box of the connection
+ void SetBlackBoxFrom(BlackBoxPointer b) { mFrom = b; }
+ /// Sets the final black box of the connection
+ void SetBlackBoxTo(BlackBoxPointer b) { mTo = b; }
+ /// Sets the output of the initial black box of the connection
+ void SetBlackBoxFromOutput(const std::string& o) { mOutput = o; }
+ /// Sets the input of the final black box of the connection
+ void SetBlackBoxToInput(const std::string& o) { mInput = o; }
+
+ /// Checks that the connection is ok (throws error if not)
+ void Check() const;
+
protected:
/// Black box origin of the connection
- BlackBox* mFrom;
+ BlackBoxPointer mFrom;
+ BlackBoxWeakPointer mOriginalFrom;
/// Output of mFrom which is connected
std::string mOutput;
+ std::string mOriginalOutput;
/// Output connector of mFrom which is connected
// BlackBoxOutputConnector* mOutputConnector;
/// Black box destination of the connection
- BlackBox* mTo;
+ BlackBoxPointer mTo;
+ BlackBoxWeakPointer mOriginalTo;
/// Input of mTo which is connected
std::string mInput;
+ std::string mOriginalInput;
/// Input connector of mTo which is connected
// BlackBoxInputConnector* mInputConnector;
/// Adaptor black box if needed
- BlackBox* mAdaptor;
+ BlackBoxPointer mAdaptor;
+
+ /// The factory used to create adaptors
+ const FactoryWeakPointer mFactory;
/// Is the connection input type is any<thing> ?
bool mFromAny;
/// Sets the members but does not test compatibility (used by bbtk::AdaptiveConnection)
// Connection(BlackBox* from, const std::string& output,
// BlackBox* to, const std::string& input, int );
-
+ public:
void TransferData();
+
+ private:
+ /// Ctor
+ Connection(BlackBoxPointer from, const std::string& output,
+ BlackBoxPointer to, const std::string& input,
+ const FactoryPointer f);
+ /// Ctor
+ Connection(BlackBoxPointer from, const std::string& output,
+ BlackBoxPointer to, const std::string& input);
+
};
}// namespace bbtk