#include "MV2DElementFloorObstacleLine.h"

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

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

MV2DElementFloorObstacleLine::MV2DElementFloorObstacleLine(Floorplan::FloorObstacleLine* fo) : 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);
}

void MV2DElementFloorObstacleLine::paint(Painter& p) {

		// DEPRECATED
//	// selected endpoints?
//	if (hasFocus()) {
//		p.setPenBrush(Qt::NoPen, CFG::SEL_COLOR);
//		if (selectedUserIdx == 0) {p.drawCircle(fo->from);}
//		if (selectedUserIdx == 1) {p.drawCircle(fo->to);}
//	}

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

	// remember the old pen
	//QPen pen = p.getPen();

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

	// reset the old pen3
	//p.setPen(pen);

	// 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);

	}

		// DEPRECATED
//	// available endpoints
//	p.drawNode(fo->from, hasFocus(), hasFocus() && selectedUserIdx == 0);
//	p.drawNode(fo->to, hasFocus(), hasFocus() && selectedUserIdx == 1);

}

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);
}