#ifndef NAVMESHMODEL_H
#define NAVMESHMODEL_H


#include <Indoor/floorplan/v2/Floorplan.h>
#include <Indoor/navMesh/NavMesh.h>
#include <Indoor/navMesh/NavMeshFactory.h>
#include <Indoor/navMesh/NavMeshFactoryListener.h>

#include <QProgressDialog>
#include <QApplication>
#include <QVBoxLayout>
#include <QLabel>
#include <QProgressBar>
#include "QNavMeshSettings.h"

/**
 * used for 3D NavMesh rendering
 */
class NavMeshModel {

private:

	NM::NavMesh<NM::NavMeshTriangle> navMesh;
	NM::NavMeshSettings settings;
	Floorplan::IndoorMap* im;

public:

	NavMeshModel() : navMesh() {
		;
	}

	NM::NavMesh<NM::NavMeshTriangle>* getNavMesh() {return &navMesh;}


	class Listener : public NM::NavMeshFactoryListener {

	private:
		QDialog dlg;
		QLabel* lbl1;
		QProgressBar* bar1;

	public:
		Listener() {
			QVBoxLayout* lay = new QVBoxLayout(&dlg);
			lbl1 = new QLabel();		lay->addWidget(lbl1);
			bar1 = new QProgressBar();	lay->addWidget(bar1);
			dlg.resize(350, 90);
			dlg.setWindowTitle("NavMesh building");
			dlg.show();
		}
		~Listener() {
			dlg.close();
		}

		void onNavMeshBuildUpdateMajor(const std::string& what) override {
			lbl1->setText(what.c_str());
			QApplication::processEvents();
		}
		void onNavMeshBuildUpdateMajor(const int cnt, const int cur) override {
			bar1->setValue(cur*100/cnt);
			QApplication::processEvents();
		}

	};

	void rebuild(Floorplan::IndoorMap* im) {

		Listener l;

		QNavMeshSettings qs(&settings);
		qs.exec();

		if (qs.ok) {
			NM::NavMeshFactory<NM::NavMeshTriangle> fac(&navMesh, settings);
			fac.build(im, &l);
		}

	}

};


#endif // NAVMESHMODEL_H