refactoring to add nav mesh

Controller.h

@@ -1,6 +1,9 @@
 #ifndef CONTROLLER_H
 #define CONTROLLER_H
 
+
+#include <QDir>
+
 #include "misc/fixc11.h"
 //#include "ipin/Scaler.h"
 //#include "ipin/StepLoggerWrapper.h"
@@ -19,6 +22,11 @@ class InfoWidget;
 class MapView3D;
 class MapView2D;
 
+namespace NM {
+	template <typename T> class NavMesh;
+	class NavMeshTriangle;
+}
+
 namespace Floorplan {
 	class IndoorMap;
 }
@@ -61,9 +69,13 @@ private slots:
 
 private:
 
+	void loadGrid(QDir dir);
+	void loadNavMesh(QDir dir);
+
 	MainWindow* mainWindow;
 
 	Grid<MyGridNode>* grid = nullptr;
+	NM::NavMesh<NM::NavMeshTriangle>* navMesh = nullptr;
 	NavController* nav = nullptr;
 	Floorplan::IndoorMap* im = nullptr;