#ifndef MV3DELEMENTSTAIR_H
#define MV3DELEMENTSTAIR_H

#include <Indoor/floorplan/v2/Floorplan.h>

#include "misc/Cube.h"
#include "MV3DElement.h"

class MV3DElementStair : public MV3DElement {

	Floorplan::Floor* floor;
	Floorplan::Stair* stair;

public:

	/** ctor */
	MV3DElementStair(Floorplan::Floor* floor, Floorplan::Stair* stair) : floor(floor), stair(stair) {
		;
	}

protected:


	/** repaint me */
	void paintGL() override {

		glDisable(GL_CULL_FACE);

		glColor3f(1.0, 0.55, 0.55);
		glBegin(GL_QUADS);

			const std::vector<Floorplan::StairPart> parts = stair->getParts();
			const std::vector<Floorplan::Quad3> quads = Floorplan::getQuads(parts, floor);

			for (int i = 0; i < (int) parts.size(); ++i) {

				//const Floorplan::StairPart& part = parts[i];
				const Floorplan::Quad3& quad = quads[i];

				//const Floorplan::Quad3 quad = part.getQuad(floor);
				const Point3 p1 = quad.p2-quad.p1;
				const Point3 p2 = quad.p4-quad.p1;

				Point3 n = Math::normal(p1,p2);
				if (n.z < 0) {n = -n;}

				glNormal3f(n.x, n.z, n.z);
				glVertex3f(quad.p1.x, quad.p1.z, quad.p1.y);
				glVertex3f(quad.p2.x, quad.p2.z, quad.p2.y);
				glVertex3f(quad.p3.x, quad.p3.z, quad.p3.y);
				glVertex3f(quad.p4.x, quad.p4.z, quad.p4.y);

			}
		glEnd();

		glEnable(GL_CULL_FACE);

	}

};

#endif // MV3DELEMENTSTAIR_H