new IntList example

java/examples/Topics/Advanced Data/IntListLottery/IntListLottery.pde

@@ -0,0 +1,66 @@
+
+IntList lottery;
+IntList results;
+IntList ticket;
+
+void setup() {
+  size(640, 360);
+  frameRate(30);
+  lottery = new IntList();
+  results = new IntList();
+  ticket  = new IntList();
+  // Let's add some numbers to our list
+  for (int i = 0; i < 20; i++) {
+    lottery.append(i);
+  }
+
+  for (int i = 0; i < 5; i++) {
+    int index = int(random(lottery.size()));
+    ticket.append(lottery.get(index));
+  }
+}
+
+void draw() {
+  background(51);
+
+  lottery.shuffle();
+  
+  showList(lottery,16,48);
+  showList(results,16,100);
+  showList(ticket,16,140);
+  
+  for (int i = 0; i < results.size(); i++) {
+    if (results.get(i) == ticket.get(i)) {
+      fill(0,255,0,100);
+    } else {
+      fill(255,0,0,100);
+    }
+    ellipse(16+i*32, 140, 24, 24);
+  }
+
+  if (frameCount % 30 == 0) {
+    if (results.size() < 5) {
+    int val = lottery.get(0);
+    lottery.remove(0);
+    results.append(val);
+    } else {
+     for (int i = 0; i < results.size(); i++) {
+       lottery.append(results.get(i)); 
+     }
+     results.clear();
+    }
+  }
+}
+
+void showList(IntList list, float x, float y) {
+  for (int i = 0; i < list.size(); i++) {
+    int val = list.get(i);
+    stroke(255);
+    noFill();
+    ellipse(x+i*32, y, 24, 24);
+    textAlign(CENTER);
+    fill(255);
+    text(val, x+i*32, y+6);
+  }
+}
+