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/*
 * Copyright (C) 2014 Steve Ratcliffe
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 3 or
 * version 2 as published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 */
package test.files;

import uk.me.parabola.imgfmt.app.Coord;

/**
 * Locates the node within a road.
 *
 * @author Steve Ratcliffe
 */
public class NodeLocator extends CoordLocator {
        private final RouteNode node; // The node

        private int length;  // The distance from the beginning of the road
        private int index;   // The node number on the road, starting with 0.

        public NodeLocator(RouteNode node) {
                this.node = node;
        }

        public int getOffset() {
                return node.getOffset();
        }

        public int getLength() {
                return length;
        }

        public void setLength(int length) {
                this.length = length;
        }

        public void setIndex(int index) {
                this.index = index;
        }

        public int getIndex() {
                return index;
        }

        public void setCoord(Coord coord) {
                throw new UnsupportedOperationException();
        }

    public RouteNode getNode() {
        return node;
    }

    public Coord getCoord() {
                return node.getCoord();
        }

        public String toString() {
                return String.format("loc[%x: node-index=%d, %d of %d in segment]",
                                node.getOffset(), index, getCoordNumber()+1, getCoordsInSegment());
        }
}