finish mandatory part of the lab

app.h

@@ -4,6 +4,7 @@
 #include <QObject>
 #include "interface/iStompObserver.h"
 #include "stomp.h"
+#include <QVector2D>
 
 class App : public QObject, public interface::iStompObserver {
 public:
@@ -26,6 +27,7 @@ private:
         int x;
         int y;
         int pts;
+        QVector2D relativePts;
     } Gem;
 
     typedef struct {
@@ -37,7 +39,10 @@ private:
     QVector<Gem> gems_;
     Vehicle myVehicle_;
     void addGem(int x, int y, int pts);
+    void printGem();
     void fillField(QString body);
+    QVector2D computeRelativePts(Gem g);
+    void computeMove();
 
 };