TP2/Image.java

   1
   2 class Image extends Forme implements Compactable {
   3     final int IMAGE_MAX_SIZE = 100;
   4     Forme[] formeCollection;
   5     int formeNumber;
   6
   7     Image() {
   8         super();
   9         formeCollection = new Forme[IMAGE_MAX_SIZE];
  10         formeNumber = 0;
  11     }
  12
  13     Image(Point p) {
  14         super(p);
  15         formeCollection = new Forme[IMAGE_MAX_SIZE];
  16         formeNumber = 0;
  17     }
  18
  19     private boolean isEmpty() {
  20         return (formeNumber == 0);
  21     }
  22
  23     private boolean isFull() {
  24         return (formeNumber >= formeCollection.length);
  25     }
  26
  27     public void dessiner(Piletransformations pile) {
  28         for (int i = 0; i < formeNumber; i++) {
  29             formeCollection[i].dessiner(pile);
  30         }
  31     }
  32
  33     public void deplacer(Point p) {
  34         for (int i = 0; i < formeNumber; i++) {
  35             formeCollection[i].deplacer(p);
  36         }
  37     }
  38
  39     public boolean ajouter(Forme forme) {
  40         boolean rtVal = false;
  41         if (!isFull()) {
  42             formeCollection[formeNumber] = forme;
  43             formeNumber++;
  44             rtVal = true;
  45         }
  46         return rtVal;
  47     }
  48
  49     public boolean supprimer(int index) {
  50         boolean rtVal = false;
  51         if (!isEmpty()) {
  52             for (int j = index; (j < formeNumber - 1 && index < formeNumber); j++) {
  53                 formeCollection[j] = formeCollection[j + 1];
  54             }
  55             rtVal = true;
  56             formeNumber--;
  57         }
  58         return rtVal;
  59     }
  60
  61     public void afficher() {
  62         String className = this.getClass().getSimpleName();
  63         System.out.println("---- " + className + " ----");
  64         for (int i = 0; i < formeNumber; i++) {
  65             formeCollection[i].afficher();
  66         }
  67     }
  68
  69     public void compacter(int nElements) {
  70         int minIndex = formeNumber - nElements - 1;
  71         for (int i = formeNumber - 1; (i > minIndex && !isEmpty()); i--) {
  72             supprimer(i);
  73         }
  74     }
  75
  76 }