new IntList example

Author: shiffman

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

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+
+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);
+ }
+}
+