for Digital Love party

MyBeatingHeart.pde

@@ -0,0 +1,87 @@
+class MyBeatingHeart extends Routine {
+
+  private static final int BASE_VELOCITY = 5;
+  private static final int HIGH_VELOCITY = 20;
+  private static final int LINE_VELOCITY = 2;
+  private static final int INTERVAL = 8;
+  private static final int LOWER_LIMIT = 0;
+  private static final int UPPER_LIMIT = 255;
+  private static final long LOVE_GLOW_DURATION = 10 * 1000L; // 10 seconds
+  private static final int HEARTBEAT_STATE = 0;
+  private static final int LOVE_GLOW_STATE = 1;
+  private static final int END_STATE = 2;
+  private static final int REPEAT_LIMIT = 3;
+
+  int r,g,b,count = 0;
+  int y;
+  int velocity = 40;
+  boolean inhale = true;
+  int beatCount = 0;
+  int state = HEARTBEAT_STATE;
+  int step;
+  long ticktock;
+  int repeatCount = 0;
+
+  void setup(PApplet parent) {
+    super.setup(parent);
+  }
+
+  void draw() {
+    switch (state) {
+      case HEARTBEAT_STATE:
+        background(r,g,b);
+        if (inhale) {
+          r += velocity;
+          if (r >= UPPER_LIMIT) {
+            r = UPPER_LIMIT;
+            inhale = false;
+          }
+        } else {
+          r -= velocity;
+          if (r <= LOWER_LIMIT) {
+            r = LOWER_LIMIT;
+            inhale = true;
+            count++;
+          }
+        }
+        if (count == 2) {
+          beatCount++;
+          count = 0;
+          if (beatCount < INTERVAL) {
+            try { Thread.sleep(500); } catch (InterruptedException e) { /* ignored */ }
+          } else {
+            // enter groovy glowy love mode
+            state = LOVE_GLOW_STATE;
+            ticktock = System.currentTimeMillis();
+          }
+        }
+        break;
+      case LOVE_GLOW_STATE:
+        // turn pink
+        background(255, 192, 203);
+        strokeWeight(8);
+        stroke(255, 0, 0);
+        for (int i = 0; i < height / 14; i++) {
+          line(0, i * 14 + step, width, i * 14 + step);
+        }
+        step++;
+        if (step>13) step=0;
+
+        if (System.currentTimeMillis() - ticktock > LOVE_GLOW_DURATION) {
+          state = HEARTBEAT_STATE;
+          count = 0;
+          beatCount = 0;
+          repeatCount++;
+          if (repeatCount > REPEAT_LIMIT) {
+            state = END_STATE;
+          }
+        }
+        break;
+      case END_STATE:
+        newMode();
+      default:
+        break;
+    }
+  }
+
+} // class MyBeatingHeart