-Add API for copying a branch of execution node.

-Allow to use if node several times.

39 files changed, 507 insertions, 37 deletions

diff --git a/node/countexecutenode.cpp b/node/countexecutenode.cpp
index 89b21e5..1f78fd2 100644
--- a/node/countexecutenode.cpp
+++ b/node/countexecutenode.cpp
@@ -35,7 +35,10 @@ void CountExecuteNode::run(ExecutionNode *previous)
 		qint64 sum = 0;
 		foreach(Die* dice,diceList)
 		{
-			sum+=m_validator->hasValid(dice,true,true);
+            if(NULL!=m_validator)
+            {
+                sum+=m_validator->hasValid(dice,true,true);
+            }
 		}
 		m_scalarResult->setValue(sum);
 
@@ -66,5 +69,20 @@ qint64 CountExecuteNode::getPriority() const
 	}
 
 
-	return priority;
+    return priority;
+}
+
+ExecutionNode* CountExecuteNode::getCopy() const
+{
+    CountExecuteNode* node = new CountExecuteNode();
+    if(NULL!=m_validator)
+    {
+        node->setValidator(m_validator->getCopy());
+    }
+    if(NULL!=m_nextNode)
+    {
+        node->setNextNode(m_nextNode->getCopy());
+    }
+    return node;
+
 }
diff --git a/node/countexecutenode.h b/node/countexecutenode.h
index 15b2509..8a6132b 100644
--- a/node/countexecutenode.h
+++ b/node/countexecutenode.h
@@ -36,7 +36,11 @@ public:
      * @return
      */
     virtual qint64 getPriority() const;
-
+    /**
+     * @brief getCopy
+     * @return
+     */
+    virtual ExecutionNode* getCopy() const;
 private:
     ScalarResult* m_scalarResult;
     Validator* m_validator;
diff --git a/node/dicerollernode.cpp b/node/dicerollernode.cpp
index e6f2950..2641ab7 100644
--- a/node/dicerollernode.cpp
+++ b/node/dicerollernode.cpp
@@ -36,6 +36,7 @@ void DiceRollerNode::run(ExecutionNode* previous)
                 die->setFaces(m_faces);
                 die->setBase(m_offset);
                 die->roll();
+                //qDebug() << die->getValue() << "value";
 				m_diceResult->insertResult(die);
             }
             if(NULL!=m_nextNode)
@@ -72,3 +73,12 @@ qint64 DiceRollerNode::getPriority() const
 
     return priority;
 }
+ExecutionNode* DiceRollerNode::getCopy() const
+{
+    DiceRollerNode* node = new DiceRollerNode(m_faces,m_offset);
+    if(NULL!=m_nextNode)
+    {
+        node->setNextNode(m_nextNode->getCopy());
+    }
+    return node;
+}
diff --git a/node/dicerollernode.h b/node/dicerollernode.h
index 2de1cfe..4e2f9d7 100644
--- a/node/dicerollernode.h
+++ b/node/dicerollernode.h
@@ -40,6 +40,9 @@ public:
 	  * @return priority for dice roll: 4 (higher)
 	  */
      virtual qint64 getPriority() const;
+
+    virtual ExecutionNode* getCopy() const;
+
 //private members
 private:
     quint64 m_diceCount;
diff --git a/node/executionnode.h b/node/executionnode.h
index c015595..7a00db8 100644
--- a/node/executionnode.h
+++ b/node/executionnode.h
@@ -69,6 +69,13 @@ public:
      * @return
      */
     virtual QString getHelp();
+
+    /**
+     * @brief getCopy
+     * @return should return a copy of that node.
+     */
+    virtual ExecutionNode* getCopy() const  = 0;
+
 protected:
 	/**
 	 * @brief m_nextNode
diff --git a/node/explosedicenode.cpp b/node/explosedicenode.cpp
index cdbeb6c..33c15d2 100644
--- a/node/explosedicenode.cpp
+++ b/node/explosedicenode.cpp
@@ -66,3 +66,17 @@ qint64 ExploseDiceNode::getPriority() const
 
     return priority;
 }
+
+ExecutionNode* ExploseDiceNode::getCopy() const
+{
+    ExploseDiceNode* node = new ExploseDiceNode();
+    if(NULL!=m_validator)
+    {
+        node->setValidator(m_validator->getCopy());
+    }
+    if(NULL!=m_nextNode)
+    {
+        node->setNextNode(m_nextNode->getCopy());
+    }
+    return node;
+}
diff --git a/node/explosedicenode.h b/node/explosedicenode.h
index 65c0abd..ceb35b8 100644
--- a/node/explosedicenode.h
+++ b/node/explosedicenode.h
@@ -19,6 +19,7 @@ public:
 	virtual QString toString(bool )const;
     virtual qint64 getPriority() const;
 
+    virtual ExecutionNode *getCopy() const;
 protected:
     DiceResult* m_diceResult;
     Validator* m_validator;
diff --git a/node/filternode.cpp b/node/filternode.cpp
index 8fe99c3..8f0baa9 100644
--- a/node/filternode.cpp
+++ b/node/filternode.cpp
@@ -74,3 +74,16 @@ qint64 FilterNode::getPriority() const
 
     return priority;
 }
+ExecutionNode* FilterNode::getCopy() const
+{
+    FilterNode* node = new FilterNode();
+    if(NULL!=m_validator)
+    {
+        node->setValidator(m_validator->getCopy());
+    }
+    if(NULL!=m_nextNode)
+    {
+        node->setNextNode(m_nextNode->getCopy());
+    }
+    return node;
+}
diff --git a/node/filternode.h b/node/filternode.h
index ca08c3b..02e37af 100644
--- a/node/filternode.h
+++ b/node/filternode.h
@@ -28,6 +28,7 @@ public:
      */
     virtual qint64 getPriority() const;
 
+    virtual ExecutionNode* getCopy() const;
 private:
     DiceResult* m_diceResult;
     Validator* m_validator;
diff --git a/node/helpnode.cpp b/node/helpnode.cpp
index 30fa904..4425969 100644
--- a/node/helpnode.cpp
+++ b/node/helpnode.cpp
@@ -68,3 +68,13 @@ void HelpNode::setHelpPath(QString path)
 {
     m_path = path;
 }
+
+ExecutionNode* HelpNode::getCopy() const
+{
+    HelpNode* node = new HelpNode();
+    if(NULL!=m_nextNode)
+    {
+        node->setNextNode(m_nextNode->getCopy());
+    }
+    return node;
+}
diff --git a/node/helpnode.h b/node/helpnode.h
index 14edde4..2b82af0 100644
--- a/node/helpnode.h
+++ b/node/helpnode.h
@@ -56,6 +56,11 @@ public:
      * @param path
      */
     void setHelpPath(QString path);
+    /**
+     * @brief getCopy
+     * @return
+     */
+    virtual ExecutionNode* getCopy() const;
 private:
     QString m_path;
 
diff --git a/node/ifnode.cpp b/node/ifnode.cpp
index 8cf667c..61049cd 100644
--- a/node/ifnode.cpp
+++ b/node/ifnode.cpp
@@ -21,7 +21,7 @@
 #include "result/diceresult.h"
 
 IfNode::IfNode()
-    : m_validator(NULL),m_true(NULL),m_false(NULL)
+    : m_validator(NULL),m_true(NULL),m_false(NULL),m_conditionType(AllOfThem)
 {
     //m_result = new DiceResult();
 }
@@ -40,31 +40,89 @@ void IfNode::run(ExecutionNode *previous)
     }
     ExecutionNode* previousLoop = previous;
     ExecutionNode* nextNode = NULL;
+    bool runNext = (NULL==m_nextNode) ? false : true;
     Result* previousResult = previous->getResult();
     m_result = previousResult;
-    DiceResult* previousDiceResult = dynamic_cast<DiceResult*>(previousResult);
 
-    if(NULL!=previousDiceResult)
+    if(NULL!=m_result)
     {
         qreal value = previousResult->getResult(Result::SCALAR).toReal();
 
-        QList<Die*> diceList=previousDiceResult->getResultList();
-
-
         if(NULL!=m_validator)
         {
-            if(!diceList.isEmpty())
+            DiceResult* previousDiceResult = dynamic_cast<DiceResult*>(previousResult);
+            if(NULL!=previousDiceResult)
             {
-                foreach(Die* dice,diceList)
+                QList<Die*> diceList=previousDiceResult->getResultList();
+                if(m_conditionType == OnEach)
                 {
-                    if(m_validator->hasValid(dice,true,true))
+                    for(Die* dice : diceList)
                     {
-                            nextNode=m_true;
+                        if(m_validator->hasValid(dice,true,true))
+                        {
+                            nextNode = (NULL==m_true) ? NULL: m_true->getCopy();
+                        }
+                        else
+                        {
+                            nextNode = (NULL==m_false) ? NULL: m_false->getCopy();
+                        }
+                        if(NULL!=nextNode)
+                        {
+                            if(NULL==previousLoop->getNextNode())
+                            {
+                                previousLoop->setNextNode(nextNode);
+                            }
+                            if(NULL==m_nextNode)
+                            {
+                                m_nextNode = nextNode;
+                            }
+                            nextNode->run(previousLoop);
+                            previousLoop = getLeafNode(nextNode);
+                        }
                     }
-                    else
+                }
+                else
+                {
+                    bool trueForAll=true;
+                    bool falseForAll=true;
+
+                    bool oneIsTrue=false;
+                    bool oneIsFalse=false;
+
+                    for(Die* dice : diceList)
                     {
-                            nextNode=m_false;
+                        bool result = m_validator->hasValid(dice,true,true);
+                        qDebug() << result << m_conditionType;
+                        trueForAll = trueForAll ? result : false;
+                        falseForAll = falseForAll ? result : false;
+
+                        oneIsTrue = (oneIsTrue==false) ? result : true;
+                        oneIsFalse = (oneIsFalse==false) ? result : true;
                     }
+                    if(m_conditionType==OneOfThem)
+                    {
+                        if(oneIsTrue)
+                        {
+                            nextNode = (NULL==m_true) ? NULL: m_true->getCopy();
+                        }
+                        else if(oneIsFalse)
+                        {
+                             nextNode = (NULL==m_false) ? NULL: m_false->getCopy();
+                        }
+                    }
+                    else if(m_conditionType==AllOfThem)
+                    {
+                        if(trueForAll)
+                        {
+                            nextNode = (NULL==m_true) ? NULL: m_true->getCopy();
+                        }
+                        else if(falseForAll)
+                        {
+                             nextNode = (NULL==m_false) ? NULL: m_false->getCopy();
+                        }
+                    }
+
+
                     if(NULL!=nextNode)
                     {
                         if(NULL==m_nextNode)
@@ -81,12 +139,28 @@ void IfNode::run(ExecutionNode *previous)
                 Die* dice = new Die();
                 dice->setValue(value);
                 dice->setFaces(value);
-                m_validator->hasValid(dice,true,true);
+                if(m_validator->hasValid(dice,true,true))
+                {
+                        nextNode=m_true;
+                }
+                else
+                {
+                        nextNode=m_false;
+                }
+                if(NULL!=nextNode)
+                {
+                    if(NULL==m_nextNode)
+                    {
+                        m_nextNode = nextNode;
+                    }
+                    nextNode->run(previousLoop);
+                    previousLoop = getLeafNode(nextNode);
+                }
             }
         }
     }
 
-    if(NULL!=m_nextNode)
+    if((NULL!=m_nextNode)&&(runNext))
     {
         m_nextNode->run(previousLoop);
     }
@@ -180,3 +254,36 @@ ExecutionNode* IfNode::getLeafNode(ExecutionNode* node)
     }
     return next;
 }
+
+IfNode::ConditionType IfNode::getConditionType() const
+{
+    return m_conditionType;
+}
+
+void IfNode::setConditionType(const IfNode::ConditionType &conditionType)
+{
+    qDebug() << "set condisition type" << conditionType;
+    m_conditionType = conditionType;
+}
+ExecutionNode* IfNode::getCopy() const
+{
+    IfNode* node = new IfNode();
+    if(NULL!=m_validator)
+    {
+        node->setValidator(m_validator->getCopy());
+    }
+    if(NULL!=m_false)
+    {
+        node->setInstructionFalse(m_false->getCopy());
+    }
+    if(NULL!=m_true)
+    {
+        node->setInstructionTrue(m_true->getCopy());
+    }
+    if(NULL!=m_nextNode)
+    {
+        node->setNextNode(m_nextNode->getCopy());
+    }
+    return node;
+
+}
diff --git a/node/ifnode.h b/node/ifnode.h
index ed9e8de..da8bb0b 100644
--- a/node/ifnode.h
+++ b/node/ifnode.h
@@ -31,13 +31,44 @@
 class IfNode : public ExecutionNode
 {
 public:
+    /**
+     * @brief The ConditionType enum
+     */
+    enum ConditionType {OnEach,OneOfThem,AllOfThem};
+    /**
+     * @brief IfNode
+     */
     IfNode();
+    /**
+     * @brief ~IfNode
+     */
     virtual ~IfNode();
+    /**
+     * @brief run
+     * @param previous
+     */
     virtual void run(ExecutionNode* previous = NULL);
+    /**
+     * @brief setValidator
+     */
     virtual void setValidator(Validator* );
+    /**
+     * @brief setInstructionTrue
+     */
     virtual void setInstructionTrue(ExecutionNode*);
+    /**
+     * @brief setInstructionFalse
+     */
     virtual void setInstructionFalse(ExecutionNode*);
+    /**
+     * @brief toString
+     * @return
+     */
     virtual QString toString(bool )const;
+    /**
+     * @brief getPriority
+     * @return
+     */
     virtual qint64 getPriority() const;
 
 
@@ -46,12 +77,29 @@ public:
      */
     virtual void generateDotTree(QString&);
 
+    /**
+     * @brief getCopy
+     * @return
+     */
+    virtual ExecutionNode *getCopy() const;
+    /**
+     * @brief getConditionType
+     * @return
+     */
+    ConditionType getConditionType() const;
+
+    /**
+     * @brief setConditionType
+     * @param conditionType
+     */
+    void setConditionType(const IfNode::ConditionType &conditionType);
 
 protected:
     ExecutionNode *getLeafNode(ExecutionNode *node);
 
 protected:
     Validator* m_validator;
+    ConditionType m_conditionType;
 
     ExecutionNode* m_true;
     ExecutionNode* m_false;
diff --git a/node/jumpbackwardnode.cpp b/node/jumpbackwardnode.cpp
index 0b2cbf6..b7af106 100644
--- a/node/jumpbackwardnode.cpp
+++ b/node/jumpbackwardnode.cpp
@@ -158,6 +158,15 @@ void JumpBackwardNode::run(ExecutionNode* previous)
                 }
             }
         }
+}
 
+ExecutionNode* JumpBackwardNode::getCopy() const
+{
+    JumpBackwardNode* node = new JumpBackwardNode();
+    if(NULL!=m_nextNode)
+    {
+        node->setNextNode(m_nextNode->getCopy());
+    }
+    return node;
 
 }
diff --git a/node/jumpbackwardnode.h b/node/jumpbackwardnode.h
index dd70b11..cb87181 100644
--- a/node/jumpbackwardnode.h
+++ b/node/jumpbackwardnode.h
@@ -49,7 +49,16 @@ public:
 	 * @return
 	 */
     virtual qint64 getPriority() const;
+    /**
+     * @brief generateDotTree
+     * @param s
+     */
     virtual void generateDotTree(QString &s);
+    /**
+     * @brief getCopy
+     * @return
+     */
+    virtual ExecutionNode *getCopy() const;
 private:
     DiceResult* m_diceResult;
     ExecutionNode* m_backwardNode;
diff --git a/node/keepdiceexecnode.cpp b/node/keepdiceexecnode.cpp
index 40a3fce..ab961af 100644
--- a/node/keepdiceexecnode.cpp
+++ b/node/keepdiceexecnode.cpp
@@ -48,7 +48,7 @@ void KeepDiceExecNode::run(ExecutionNode* previous)
             m_errors.insert(TOO_MANY_DICE,QObject::tr(" You ask to keep %1 dice but the result only has %2").arg(m_numberOfDice).arg(diceList.size()));
         }
 
-        foreach(Die* tmp,diceList.mid(m_numberOfDice,-1))
+        for(Die* tmp : diceList.mid(m_numberOfDice,-1))
         {
             tmp->setHighlighted(false);
         }
@@ -86,3 +86,15 @@ qint64 KeepDiceExecNode::getPriority() const
 
     return priority;
 }
+
+ExecutionNode* KeepDiceExecNode::getCopy() const
+{
+    KeepDiceExecNode* node = new KeepDiceExecNode();
+    node->setDiceKeepNumber(m_numberOfDice);
+    if(NULL!=m_nextNode)
+    {
+        node->setNextNode(m_nextNode->getCopy());
+    }
+    return node;
+
+}
diff --git a/node/keepdiceexecnode.h b/node/keepdiceexecnode.h
index f86daa5..4b41c95 100644
--- a/node/keepdiceexecnode.h
+++ b/node/keepdiceexecnode.h
@@ -36,6 +36,7 @@ public:
     virtual void setDiceKeepNumber(quint64 );
 	virtual QString toString(bool)const;
     virtual qint64 getPriority() const;
+    virtual ExecutionNode *getCopy() const;
 private:
     quint64 m_numberOfDice;
     DiceResult* m_diceResult;
diff --git a/node/listaliasnode.cpp b/node/listaliasnode.cpp
index 9ced186..91644d4 100644
--- a/node/listaliasnode.cpp
+++ b/node/listaliasnode.cpp
@@ -75,10 +75,19 @@ QString ListAliasNode::toString(bool wl) const
 	{
 		return m_id;
 	}
-
-
 }
 qint64 ListAliasNode::getPriority() const
 {
 	return 0;
 }
+
+ExecutionNode* ListAliasNode::getCopy() const
+{
+    ListAliasNode* node = new ListAliasNode(m_aliasList);
+    if(NULL!=m_nextNode)
+    {
+        node->setNextNode(m_nextNode->getCopy());
+    }
+    return node;
+
+}
diff --git a/node/listaliasnode.h b/node/listaliasnode.h
index 2f83a1b..19212cd 100644
--- a/node/listaliasnode.h
+++ b/node/listaliasnode.h
@@ -54,6 +54,8 @@ public:
 	 */
 	virtual qint64 getPriority() const;
 
+    virtual ExecutionNode *getCopy() const;
+
 private:
     QList<DiceAlias*>* m_aliasList;
 };
diff --git a/node/listsetrollnode.cpp b/node/listsetrollnode.cpp
index 7674720..fa66710 100644
--- a/node/listsetrollnode.cpp
+++ b/node/listsetrollnode.cpp
@@ -143,3 +143,17 @@ void ListSetRollNode::getValueFromDie(Die* die,QStringList& rollResult)
         }
     }
 }
+ExecutionNode* ListSetRollNode::getCopy() const
+{
+    ListSetRollNode* node = new ListSetRollNode();
+    QList<Range> dataList = m_rangeList;
+    node->setRangeList(dataList);
+    node->setUnique(m_unique);
+    node->setListValue(m_values);
+    if(NULL!=m_nextNode)
+    {
+        node->setNextNode(m_nextNode->getCopy());
+    }
+    return node;
+
+}
diff --git a/node/listsetrollnode.h b/node/listsetrollnode.h
index 05e7ea4..c140d8d 100644
--- a/node/listsetrollnode.h
+++ b/node/listsetrollnode.h
@@ -44,7 +44,7 @@ public:
     void setListValue(QStringList);
     void setUnique(bool );
     void setRangeList(QList<Range>&);
-
+    virtual ExecutionNode *getCopy() const;
 
 private:
     void getValueFromDie(Die* die,QStringList& rollResult);
diff --git a/node/mergenode.cpp b/node/mergenode.cpp
index 16a6649..5e65df3 100644
--- a/node/mergenode.cpp
+++ b/node/mergenode.cpp
@@ -41,7 +41,7 @@ void MergeNode::run(ExecutionNode* previous)
             {
                 ///@todo improve here to set homogeneous while is really
                 m_diceResult->setHomogeneous(false);
-                foreach(Die* die, dice->getResultList())
+                for(Die* die : dice->getResultList())
                 {
                     if(!m_diceResult->getResultList().contains(die))
                     {
@@ -62,7 +62,7 @@ QString MergeNode::toString(bool withLabel) const
 {
     if(withLabel)
     {
-        return QString("%1 [label=\"Merge Node %2\"]").arg(m_id).arg(m_number);
+        return QString("%1 [label=\"Merge Node\"]").arg(m_id);
     }
     else
     {
@@ -78,3 +78,13 @@ qint64 MergeNode::getPriority() const
     }
     return priority;
 }
+ExecutionNode* MergeNode::getCopy() const
+{
+    MergeNode* node = new MergeNode();
+    if(NULL!=m_nextNode)
+    {
+        node->setNextNode(m_nextNode->getCopy());
+    }
+    return node;
+
+}
diff --git a/node/mergenode.h b/node/mergenode.h
index e32faab..aebf9e2 100644
--- a/node/mergenode.h
+++ b/node/mergenode.h
@@ -35,8 +35,8 @@ public:
     void run(ExecutionNode* previous);
     virtual QString toString(bool withLabel)const;
     virtual qint64 getPriority() const;
+    virtual ExecutionNode *getCopy() const;
 private:
-    qint64 m_number;
     DiceResult* m_diceResult;
 };
 
diff --git a/node/numbernode.cpp b/node/numbernode.cpp
index 01a170e..7a2dcff 100644
--- a/node/numbernode.cpp
+++ b/node/numbernode.cpp
@@ -66,3 +66,14 @@ qint64 NumberNode::getPriority() const
 
     return priority;
 }
+ExecutionNode* NumberNode::getCopy() const
+{
+    NumberNode* node = new NumberNode();
+    node->setNumber(m_number);
+    if(NULL!=m_nextNode)
+    {
+        node->setNextNode(m_nextNode->getCopy());
+    }
+    return node;
+
+}
diff --git a/node/numbernode.h b/node/numbernode.h
index c96a47a..9f1b751 100644
--- a/node/numbernode.h
+++ b/node/numbernode.h
@@ -36,6 +36,7 @@ public:
     void setNumber(qint64);
     virtual QString toString(bool withLabel)const;
     virtual qint64 getPriority() const;
+    virtual ExecutionNode *getCopy() const;
 private:
     qint64 m_number;
     ScalarResult* m_scalarResult;
diff --git a/node/paintnode.cpp b/node/paintnode.cpp
index 02a9358..5a85590 100644
--- a/node/paintnode.cpp
+++ b/node/paintnode.cpp
@@ -124,3 +124,12 @@ void PainterNode::insertColorItem(QString color, int value)
     ColorItem item(color,value);
     m_colors.append(item);
 }
+ExecutionNode* PainterNode::getCopy() const
+{
+    PainterNode* node = new PainterNode();
+    if(NULL!=m_nextNode)
+    {
+        node->setNextNode(m_nextNode->getCopy());
+    }
+    return node;
+}
diff --git a/node/paintnode.h b/node/paintnode.h
index 52a9ddb..ffd8ae1 100644
--- a/node/paintnode.h
+++ b/node/paintnode.h
@@ -40,7 +40,9 @@ private:
     int m_colorNumber;
     QString m_color;
 };
-
+/**
+ * @brief The PainterNode class means to manage color attribute of dice.
+ */
 class PainterNode : public ExecutionNode
 {
 public:
@@ -51,6 +53,7 @@ public:
     virtual QString toString(bool )const;
     virtual qint64 getPriority() const;
     void insertColorItem(QString color, int value);
+    virtual ExecutionNode *getCopy() const;
 protected:
     QList<ColorItem> m_colors;
 };
diff --git a/node/parenthesesnode.cpp b/node/parenthesesnode.cpp
index 7eefaba..2383226 100644
--- a/node/parenthesesnode.cpp
+++ b/node/parenthesesnode.cpp
@@ -66,3 +66,17 @@ qint64 ParenthesesNode::getPriority() const
     qint64 priority=3;
     return priority;
 }
+ExecutionNode* ParenthesesNode::getCopy() const
+{
+    ParenthesesNode* node = new ParenthesesNode();
+    if(NULL!=m_internalNode)
+    {
+        node->setInternelNode(m_internalNode->getCopy());
+    }
+    if(NULL!=m_nextNode)
+    {
+        node->setNextNode(m_nextNode->getCopy());
+    }
+    return node;
+
+}
diff --git a/node/parenthesesnode.h b/node/parenthesesnode.h
index fc0799d..df3c32a 100644
--- a/node/parenthesesnode.h
+++ b/node/parenthesesnode.h
@@ -36,6 +36,7 @@ public:
     void setInternelNode(ExecutionNode* node);
 	virtual QString toString(bool)const;
     virtual qint64 getPriority() const;
+    virtual ExecutionNode *getCopy() const;
 private:
     ExecutionNode* m_internalNode;
 };
diff --git a/node/rerolldicenode.cpp b/node/rerolldicenode.cpp
index ce8f109..341b6d2 100644
--- a/node/rerolldicenode.cpp
+++ b/node/rerolldicenode.cpp
@@ -73,3 +73,14 @@ qint64 RerollDiceNode::getPriority() const
 
     return priority;
 }
+ExecutionNode* RerollDiceNode::getCopy() const
+{
+    RerollDiceNode* node = new RerollDiceNode();
+    node->setValidator(m_validator);
+    node->setAddingMode(m_adding);
+    if(NULL!=m_nextNode)
+    {
+        node->setNextNode(m_nextNode->getCopy());
+    }
+    return node;
+}
diff --git a/node/rerolldicenode.h b/node/rerolldicenode.h
index 2a98b4a..add7a48 100644
--- a/node/rerolldicenode.h
+++ b/node/rerolldicenode.h
@@ -52,6 +52,12 @@ public:
 	 */
     virtual qint64 getPriority() const;
 
+    /**
+     * @brief getCopy
+     * @return
+     */
+    virtual ExecutionNode* getCopy() const;
+
 private:
     DiceResult* m_myDiceResult;
     bool m_adding;
diff --git a/node/scalaroperatornode.cpp b/node/scalaroperatornode.cpp
index 692b09f..1d004cb 100644
--- a/node/scalaroperatornode.cpp
+++ b/node/scalaroperatornode.cpp
@@ -221,17 +221,28 @@ QMap<ExecutionNode::DICE_ERROR_CODE,QString> ScalarOperatorNode::getExecutionErr
 {
     if(NULL!=m_internalNode)
     {
-        foreach (ExecutionNode::DICE_ERROR_CODE key, m_internalNode->getExecutionErrorMap().keys())
+        for (ExecutionNode::DICE_ERROR_CODE key: m_internalNode->getExecutionErrorMap().keys())
         {
             m_errors.insert(key,m_internalNode->getExecutionErrorMap().value(key));
         }
     }
     if(NULL!=m_nextNode)
     {
-        foreach (ExecutionNode::DICE_ERROR_CODE key, m_nextNode->getExecutionErrorMap().keys())
+        for (ExecutionNode::DICE_ERROR_CODE key: m_nextNode->getExecutionErrorMap().keys())
         {
             m_errors.insert(key,m_nextNode->getExecutionErrorMap().value(key));
         }
     }
     return m_errors;
 }
+ExecutionNode* ScalarOperatorNode::getCopy() const
+{
+    ScalarOperatorNode* node = new ScalarOperatorNode();
+    node->setInternalNode(m_internalNode->getCopy());
+    node->setArithmeticOperator(m_arithmeticOperator);
+    if(NULL!=m_nextNode)
+    {
+        node->setNextNode(m_nextNode->getCopy());
+    }
+    return node;
+}
diff --git a/node/scalaroperatornode.h b/node/scalaroperatornode.h
index 7fa9b6b..4b21b8c 100644
--- a/node/scalaroperatornode.h
+++ b/node/scalaroperatornode.h
@@ -35,30 +35,84 @@
 class ScalarOperatorNode : public ExecutionNode
 {
 public:
+    /**
+     * @brief The ArithmeticOperator enum
+     */
     enum ArithmeticOperator {PLUS,MINUS,DIVIDE,MULTIPLICATION};
+    /**
+     * @brief ScalarOperatorNode
+     */
     ScalarOperatorNode();
-	virtual ~ScalarOperatorNode();
+    /**
+     * @brief ~ScalarOperatorNode
+     */
+    virtual ~ScalarOperatorNode();
+    /**
+     * @brief run
+     */
     virtual void run(ExecutionNode*);
-
+    /**
+     * @brief setInternalNode
+     * @param node
+     */
     void setInternalNode(ExecutionNode* node);
-
+    /**
+     * @brief toString
+     * @param wl
+     * @return
+     */
     virtual QString toString(bool wl)const;
+    /**
+     * @brief getPriority
+     * @return
+     */
     virtual qint64 getPriority() const;
-
+    /**
+     * @brief generateDotTree
+     * @param s
+     */
     void generateDotTree(QString& s);
     /**
      * @brief getErrorList
      * @return
      */
     virtual QMap<ExecutionNode::DICE_ERROR_CODE,QString> getExecutionErrorMap();
-
+    /**
+     * @brief getArithmeticOperator
+     * @return
+     */
     ScalarOperatorNode::ArithmeticOperator getArithmeticOperator() const;
+    /**
+     * @brief setArithmeticOperator
+     * @param arithmeticOperator
+     */
     void setArithmeticOperator(const ScalarOperatorNode::ArithmeticOperator &arithmeticOperator);
 
+    /**
+     * @brief getCopy
+     * @return
+     */
+    virtual ExecutionNode *getCopy() const;
 private:
+    /**
+     * @brief add
+     * @return
+     */
     static qint64 add(qint64,qint64);
+    /**
+     * @brief substract
+     * @return
+     */
     static qint64 substract(qint64,qint64);
+    /**
+     * @brief divide not static because of error management
+     * @return
+     */
     qreal divide(qint64,qint64);
+    /**
+     * @brief multiple
+     * @return
+     */
     static qint64 multiple(qint64,qint64);
 
 private:
diff --git a/node/sortresult.cpp b/node/sortresult.cpp
index f72d884..8dee7d5 100644
--- a/node/sortresult.cpp
+++ b/node/sortresult.cpp
@@ -45,7 +45,6 @@ void SortResultNode::run(ExecutionNode* node)
         QList<Die*> diceList=previousDiceResult->getResultList();
         QList<Die*> diceList2=m_diceResult->getResultList();
 
-
         // half-interval search sorting
         for(int i = 0; i<diceList.size();++i)
         {
@@ -128,3 +127,14 @@ qint64 SortResultNode::getPriority() const
 
     return priority;
 }
+ExecutionNode* SortResultNode::getCopy() const
+{
+    SortResultNode* node = new SortResultNode();
+    node->setSortAscending(m_ascending);
+    if(NULL!=m_nextNode)
+    {
+        node->setNextNode(m_nextNode->getCopy());
+    }
+    return node;
+
+}
diff --git a/node/sortresult.h b/node/sortresult.h
index f0c9269..804841d 100644
--- a/node/sortresult.h
+++ b/node/sortresult.h
@@ -55,7 +55,11 @@ public:
      * @return
      */
     virtual qint64 getPriority() const;
-
+    /**
+     * @brief getCopy
+     * @return
+     */
+    virtual ExecutionNode *getCopy() const;
 private:
     bool m_ascending;
     DiceResult* m_diceResult;
diff --git a/node/startingnode.cpp b/node/startingnode.cpp
index 3a300b4..3cd3352 100644
--- a/node/startingnode.cpp
+++ b/node/startingnode.cpp
@@ -54,3 +54,13 @@ qint64 StartingNode::getPriority() const
     }
     return priority;
 }
+ExecutionNode* StartingNode::getCopy() const
+{
+    StartingNode* node = new StartingNode();
+    if(NULL!=m_nextNode)
+    {
+        node->setNextNode(m_nextNode->getCopy());
+    }
+    return node;
+
+}
diff --git a/node/startingnode.h b/node/startingnode.h
index 834a9dc..ff171e9 100644
--- a/node/startingnode.h
+++ b/node/startingnode.h
@@ -47,6 +47,11 @@ public:
      * @return
      */
     virtual qint64 getPriority() const;
+    /**
+     * @brief getCopy
+     * @return
+     */
+    virtual ExecutionNode *getCopy() const;
 };
 
 #endif // STARTINGNODE_H
diff --git a/node/stringnode.cpp b/node/stringnode.cpp
index 157f595..d427cd6 100644
--- a/node/stringnode.cpp
+++ b/node/stringnode.cpp
@@ -115,7 +115,16 @@ qint64 StringNode::getPriority() const
     {
         priority = m_nextNode->getPriority();
     }
-
-
     return priority;
 }
+ExecutionNode* StringNode::getCopy() const
+{
+    StringNode* node = new StringNode();
+    node->setString(m_data);
+    if(NULL!=m_nextNode)
+    {
+        node->setNextNode(m_nextNode->getCopy());
+    }
+    return node;
+
+}
diff --git a/node/stringnode.h b/node/stringnode.h
index cf70d02..f693a19 100644
--- a/node/stringnode.h
+++ b/node/stringnode.h
@@ -15,7 +15,11 @@ public:
     void setString(QString str);
     virtual QString toString(bool withLabel)const;
     virtual qint64 getPriority() const;
-
+    /**
+     * @brief getCopy
+     * @return
+     */
+    virtual ExecutionNode *getCopy() const;
 private:
     QString m_data;
     StringResult* m_stringResult;