src/code/kalter/longflight/game/explosion/Explosion.java

   1 package code.kalter.longflight.game.explosion;
   2
   3 import code.kalter.longflight.Animation;
   4 import code.kalter.longflight.Loader;
   5 import java.io.IOException;
   6 import javax.microedition.lcdui.Graphics;
   7 import javax.microedition.lcdui.Image;
   8
   9 /**
  10  * Не приблежаться, рванёт!
  11  *
  12  * @author KalterFive
  13  */
  14 public class Explosion implements Detonator {
  15
  16     public static Explosion createExplosion(String path) throws IOException {
  17         final Loader loader = Loader.getInstance();
  18         final Image image = loader.getImage(path);
  19         return createExplosion(image);
  20     }
  21
  22     public static Explosion createExplosion(Image image) {
  23         return new Explosion(image);
  24     }
  25
  26     private static final int MAX = 5;
  27     private final Animation[] boom;
  28     private final int[] positionX;
  29     private final int[] positionY;
  30
  31     // каждый кадр должен быть квадратным
  32     private Explosion(Image explosion) {
  33         boom = new Animation[MAX];
  34         positionX = new int[MAX];
  35         positionY = new int[MAX];
  36         for (int i = 0; i < MAX; i++) {
  37             boom[i] = Animation.createAnimation(explosion,
  38                     explosion.getHeight(), 80);
  39         }
  40     }
  41
  42     public void deactivateAll() {
  43         for (int i = 0; i < boom.length; i++) {
  44             boom[i].stop();
  45         }
  46     }
  47
  48     public void activate(int x, int y) {
  49         for (int i = 0; i < boom.length; i++) {
  50             if (!boom[i].getState()) {
  51                 boom[i].start();
  52                 this.positionX[i] = x;
  53                 this.positionY[i] = y;
  54                 break;
  55             }
  56         }
  57     }
  58
  59     public void paint(Graphics graphics) {
  60         for (int i = 0; i < boom.length; i++) {
  61             boom[i].paint(graphics, positionX[i], positionY[i]);
  62         }
  63     }
  64
  65     public void update() {
  66         for (int i = 0; i < boom.length; i++) {
  67             boom[i].next();
  68         }
  69     }
  70 }