Make parallel lines

And make TODO for P2P

DRAWer_2_0.h

@@ -14,6 +14,10 @@ public:
 private slots:
     void on_pushButton_clicked();
 
+    void on_pushButton_2_clicked();
+
+    void on_pushButton_3_clicked();
+
 private:
     Ui::DRAWer_2_0Class ui;
     int counter;