core/src/ru/deadsoftware/cavedroid/game/objects/Drop.java

   1 package ru.deadsoftware.cavedroid.game.objects;
   2
   3 import com.badlogic.gdx.math.Intersector;
   4 import com.badlogic.gdx.math.MathUtils;
   5 import com.badlogic.gdx.math.Rectangle;
   6 import com.badlogic.gdx.math.Vector2;
   7 import ru.deadsoftware.cavedroid.game.world.GameWorld;
   8 import ru.deadsoftware.cavedroid.game.mobs.Player;
   9
  10 import java.io.Serializable;
  11
  12 public class Drop extends Rectangle implements Serializable {
  13
  14     private final int id;
  15     private final Vector2 velocity;
  16     private boolean pickedUp = false;
  17
  18     Drop(float x, float y, int id) {
  19         super(x, y, 8, 8);
  20         this.id = id;
  21         this.velocity = new Vector2(0, -1);
  22     }
  23
  24     public Vector2 getVelocity() {
  25         return velocity;
  26     }
  27
  28     public int closeToPlayer(GameWorld gameWorld, Player player) {
  29         boolean[] c = new boolean[3];
  30
  31         c[0] = Intersector.overlaps(new Rectangle(player.getX() - 16,
  32                 player.getY() - 16, player.getWidth() + 32, player.getHeight() + 32), this);
  33         c[1] = Intersector.overlaps(new Rectangle((player.getX() + gameWorld.getWidthPx()) - 16,
  34                 player.getY() - 16, player.getWidth() + 32, player.getHeight() + 32), this);
  35         c[2] = Intersector.overlaps(new Rectangle((player.getX() - gameWorld.getWidthPx()) - 16,
  36                 player.getY() - 16, player.getWidth() + 32, player.getHeight() + 32), this);
  37
  38         for (int i = 0; i < 3; i++) {
  39             if (c[i]) {
  40                 return i + 1;
  41             }
  42         }
  43
  44         return 0;
  45     }
  46
  47     public void moveToPlayer(GameWorld gameWorld, Player player, int ctp) {
  48         if (ctp > 0) {
  49             float px = player.getX();
  50             float py = player.getY();
  51
  52             switch (ctp) {
  53                 case 2:
  54                     px += gameWorld.getWidthPx();
  55                     break;
  56                 case 3:
  57                     px -= gameWorld.getWidthPx();
  58                     break;
  59             }
  60
  61             float dx = 0, dy = 0;
  62
  63             if (px + player.getWidth() < x + 4) {
  64                 dx = -.5f;
  65             } else if (px > x + 4) {
  66                 dx = .5f;
  67             }
  68
  69             if (py + player.getHeight() < y + 4) {
  70                 dy = -.5f;
  71             } else if (py > y + 4) {
  72                 dy = .5f;
  73             }
  74
  75             velocity.add(dx, dy);
  76
  77             if (velocity.x > 2) {
  78                 velocity.x = 1;
  79             } else if (velocity.x < -2) {
  80                 velocity.x = -1;
  81             }
  82
  83             if (velocity.y > 2) {
  84                 velocity.y = 1;
  85             } else if (velocity.y < -2) {
  86                 velocity.y = -1;
  87             }
  88         }
  89     }
  90
  91     public void pickUpDrop(Player pl) {
  92         for (int i = 0; i < pl.inventory.length; i++) {
  93             if (pl.inventory[i] == 0 || pl.inventory[i] == id) {
  94                 pl.inventory[i] = id;
  95                 pickedUp = true;
  96                 break;
  97             }
  98         }
  99     }
 100
 101     private void checkWorldBounds() {
 102 //        if (x + 8 > world.getWidthPx()) {
 103 //            x -= world.getWidthPx();
 104 //        } else if (x < 0) {
 105 //            x += world.getWidthPx();
 106 //        }
 107     }
 108
 109     public void move(float delta) {
 110         x += velocity.x * delta;
 111         y += velocity.y * delta;
 112         checkWorldBounds();
 113         y = MathUtils.round(y);
 114     }
 115
 116     public int getId() {
 117         return id;
 118     }
 119
 120     public boolean isPickedUp() {
 121         return pickedUp;
 122     }
 123
 124     public void setPickedUp(boolean pickedUp) {
 125         this.pickedUp = pickedUp;
 126     }
 127 }