Android Open Source - RPGWorld Location

From Project

Back to project page RPGWorld.

License

The source code is released under:

MIT License

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Java Source Code

/**
 * Jun 4, 2013/* ww  w .j a  v  a2s .c  o m*/
 * Location.java
 * Daniel Pok
 * AP Java 6th
 */
package com.nokarateclass.rpgworld.grid;

import java.io.Serializable;
import java.util.ArrayList;

import com.nokarateclass.rpgworld.characters.CharacterActor;

/**
 * @author poler_000
 *
 */
public class Location implements Serializable{

  /**
   * 
   */
  private static final long serialVersionUID = -2351105194629568884L;

  //constants
  public static final int NO_DIRECTION = 0, NORTH = 1, EAST = 2, SOUTH = 3, WEST = 4;
  
  //variables
  private int mRow, mCol, mDirection;
  
  /**
   * 
   */
  public Location(int row, int col) {
    mRow = row;
    mCol = col;
    mDirection = NO_DIRECTION;
  }
  
  /**
   * 
   */
  public Location(int row, int col, int direction) {
    mRow = row;
    mCol = col;
    mDirection = direction;
  }
  
  public void setRow(int row){
    mRow = row;
  }
  
  public int getRow(){
    return mRow;
  }
  
  public void setCol(int col){
    mCol = col;
  }
  
  public int getCol(){
    return mCol;
  }

  public void setDirection(int direction){
    mDirection = direction;
  }
  
  public int getDirection(){
    return mDirection;
  }
  
  public Location getLocationAhead(){
    return getLocationInDirection(mDirection);
  }
  
  public Location getLocationInDirection(int direction){
    Location result = new Location(mRow, mCol, mDirection);
    int dx = 0, dy = 0;
    
    switch(direction){
      case NORTH: dx = -1;
        break;
      case EAST: dy = 1;
        break;
      case SOUTH: dx = 1;
        break;
      case WEST: dy = -1;
        break;
      default: break;
    }
    result.setRow(result.getRow() + dx);
    result.setCol(result.getCol() + dy);
    
    return result;
  }
  
  public static Location getLocationAhead(Location loc){
    Location result = new Location(loc.getRow(), loc.getCol(), loc.getDirection());
    result.getLocationAhead();
    return result;
  }
  
  public static Location getLocationInDirection(Location loc, int direction){
    Location result = new Location(loc.getRow(), loc.getCol(), loc.getDirection());
    result.getLocationInDirection(direction);
    return result;
  }
  
  public ArrayList<Location> getLocationsAtRange(int range){
    ArrayList<Location> result = new ArrayList<Location>();
    
    for(int i = mCol - range + 1; i < mCol + range; i++){
      result.add(new Location(i, mRow - range));
      result.add(new Location(i, mRow + range));
    }    
    
    for(int i = mRow - range; i <= mRow + range; i++){
      result.add(new Location(i, mCol - range));
      result.add(new Location(i, mCol + range));
    }
    
    return result;
  }
}

Java Source Code List