/*
 * © Copyright 2014 – Urheberrechtshinweis
 * Alle Rechte vorbehalten / All Rights Reserved
 *
 * Programmcode ist urheberrechtlich geschuetzt.
 * Das Urheberrecht liegt, soweit nicht ausdruecklich anders gekennzeichnet, bei Frank Ebner.
 * Keine Verwendung ohne explizite Genehmigung.
 * (vgl. § 106 ff UrhG / § 97 UrhG)
 */

#include "MV2DElementFloorObstacleLine.h"

#include "MV2DElement.h"
#include "HasMoveableNodes.h"

#include "MapViewElementHelper.h"
#include <Indoor/floorplan/v2/Floorplan.h>
#include <stdio.h>


MV2DElementFloorObstacleLine::MV2DElementFloorObstacleLine(Floorplan::Floor* f, Floorplan::FloorObstacleLine* fo) : f(f), fo(fo) {
	;
}

BBox2 MV2DElementFloorObstacleLine::getBoundingBox() const {
	BBox2 bbox;
	bbox.add(fo->from);
	bbox.add(fo->to);
	return bbox;
}

ClickDist MV2DElementFloorObstacleLine::getMinDistanceXY(const Point2 p) const {
	return MapElementHelper::getLineDistanceXY(fo->from, fo->to, p);
}

//bool isConnected(const Point2 p, const Floorplan::Floor* f, const Floorplan::FloorObstacleLine* fo) {
//	const float delta = 0.001;
//	for (const Floorplan::FloorObstacle* fo1 : f->obstacles) {
//		if (fo1 == fo) {continue;}
//		const Floorplan::FloorObstacleLine* line = dynamic_cast<const Floorplan::FloorObstacleLine*>(fo1);
//		if (line) {
//			if (line->from.eq(p, delta)) {return true;}
//			if (line->to.eq(p, delta)) {return true;}
//		}
//	}
//	return false;
//}

void MV2DElementFloorObstacleLine::paint(Painter& p) {

	// convert wall's thickness from meter to pixels
	const float thickness_px = p.s.ms(fo->thickness_m);

	// see notes within MapElementHelper!
	// lines only get thicker, but not longer!
	p.setPenBrush(MapElementHelper::getPen(fo->material, fo->type, hasFocus(), thickness_px), Qt::NoBrush);

	// draw the wall itself
	p.drawLine(fo->from, fo->to);

//	const bool c1 = isConnected(fo->from, f, fo);
//	const bool c2 = isConnected(fo->to, f, fo);

//	// wall conencted to other walls?
//	if (c1 || c2) {

//		// QPen change is costly!
//		QPen pp = p.getPen();
//		pp.setCapStyle(Qt::RoundCap);
//		p.setPen(pp);

//		// indicate connection with other wall
//		if (c1)	{p.drawDot(fo->from);}
//		if (c2)	{p.drawDot(fo->to);}

//	}

	// length info
	if (hasFocus()) {

		// obstacle length
		p.setPenBrush(Qt::black, Qt::NoBrush);
		p.drawLength(fo->from, fo->to, fo->from.getDistance(fo->to), thickness_px/2);

	}

}

void MV2DElementFloorObstacleLine::onFocus() {
	;
}

void MV2DElementFloorObstacleLine::onUnfocus() {
	selectedUserIdx = -1;	// clear selection
}

std::vector<MoveableNode> MV2DElementFloorObstacleLine::getMoveableNodes() const {
	return {
		MoveableNode(0, fo->from),
		MoveableNode(1, fo->to)
	};
}

void MV2DElementFloorObstacleLine::onNodeMove(MapView2D* v, const int userIdx, const Point2 newPos) {

	(void) v;
	if (userIdx == 0) {fo->from.x = newPos.x; fo->from.y = newPos.y;}
	if (userIdx == 1) {fo->to.x = newPos.x; fo->to.y = newPos.y;}

}

void MV2DElementFloorObstacleLine::onNodeMoved(MapView2D* v, const int userIdx, const Point2 newPos) {
	(void) userIdx;
	(void) newPos;
	emit v->onElementChange(this);
}