1 files changed, 5 insertions, 1 deletions
diff --git a/src/data/graphelementdata.h b/src/data/graphelementdata.h
index 0d43bb8..319edf7 100644
--- a/src/data/graphelementdata.h
+++ b/src/data/graphelementdata.h
@@ -13,8 +13,11 @@ class GraphElementData : public QAbstractItemModel
 {
     Q_OBJECT
 public:
+    explicit GraphElementData(QVector<GraphElementProperty> init,
+                              QObject *parent = 0);
     explicit GraphElementData(QObject *parent = 0);
     ~GraphElementData();
+    GraphElementData *copy();
     void setProperty(QString key, QString value);
     void unsetProperty(QString key);
     void setAtom(QString atom);
@@ -22,7 +25,6 @@ public:
     QString property(QString key);
     bool atom(QString atom);
 
-
     QVariant data(const QModelIndex &index, int role) const Q_DECL_OVERRIDE;
     QVariant headerData(int section, Qt::Orientation orientation,
                         int role = Qt::DisplayRole) const Q_DECL_OVERRIDE;
@@ -55,6 +57,8 @@ public:
 
     QString tikz();
     bool isEmpty();
+    QVector<GraphElementProperty> properties() const;
+
 signals:
 
 public slots: