79 lines
2.3 KiB
Java
79 lines
2.3 KiB
Java
/*
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* The MIT License
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* Copyright © 2014-2021 Ilkka Seppälä
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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package com.iluwatar.updatemethod;
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/**
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* Skeletons are always patrolling on the game map. Initially all the skeletons
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* patrolling to the right, and after them reach the bounding, it will start
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* patrolling to the left. For each frame, one skeleton will move 1 position
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* step.
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*/
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public class Skeleton extends Entity {
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private static final int PATROLLING_LEFT_BOUNDING = 0;
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private static final int PATROLLING_RIGHT_BOUNDING = 100;
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protected boolean patrollingLeft;
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/**
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* Constructor of Skeleton.
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*
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* @param id id of skeleton
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*/
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public Skeleton(int id) {
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super(id);
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patrollingLeft = false;
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}
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/**
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* Constructor of Skeleton.
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*
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* @param id id of skeleton
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* @param postition position of skeleton
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*/
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public Skeleton(int id, int postition) {
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super(id);
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this.position = position;
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patrollingLeft = false;
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}
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@Override
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public void update() {
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if (patrollingLeft) {
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position -= 1;
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if (position == PATROLLING_LEFT_BOUNDING) {
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patrollingLeft = false;
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}
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} else {
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position += 1;
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if (position == PATROLLING_RIGHT_BOUNDING) {
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patrollingLeft = true;
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}
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}
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logger.info("Skeleton " + id + " is on position " + position + ".");
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}
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}
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