new member animator Wave

library/src/main/java/com/daimajia/androidanimations/library/YoYo.java

@@ -36,6 +36,7 @@
 import com.daimajia.androidanimations.library.attention.StandUpAnimator;
 import com.daimajia.androidanimations.library.attention.SwingAnimator;
 import com.daimajia.androidanimations.library.attention.TadaAnimator;
+import com.daimajia.androidanimations.library.attention.WaveAnimator;
 import com.daimajia.androidanimations.library.attention.WobbleAnimator;
 import com.daimajia.androidanimations.library.bouncing_entrances.BounceInAnimator;
 import com.daimajia.androidanimations.library.bouncing_entrances.BounceInDownAnimator;
@@ -98,7 +99,7 @@ public static enum Techniques {
         Bounce(BounceAnimator.class),
         Tada(TadaAnimator.class),
         StandUp(StandUpAnimator.class),
-
+        Wave(WaveAnimator.class),
 
         Hinge(HingeAnimator.class),
         RollIn(RollInAnimator.class),

library/src/main/java/com/daimajia/androidanimations/library/attention/WaveAnimator.java

@@ -0,0 +1,44 @@
+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2014 daimajia
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package com.daimajia.androidanimations.library.attention;
+
+import android.view.View;
+
+import com.daimajia.androidanimations.library.BaseViewAnimator;
+import com.nineoldandroids.animation.ObjectAnimator;
+
+public class WaveAnimator extends BaseViewAnimator{
+    @Override
+    protected void prepare(View target) {
+        float x = (target.getWidth() - target.getPaddingLeft() - target.getPaddingRight())/2
+                + target.getPaddingLeft();
+        float y = target.getHeight() - target.getPaddingBottom();
+        getAnimatorAgent().playTogether(
+                ObjectAnimator.ofFloat(target, "rotation", 12,-12,3,-3,0),
+                ObjectAnimator.ofFloat(target, "pivotX", x, x,x,x,x),
+                ObjectAnimator.ofFloat(target, "pivotY", y, y,y,y,y)
+        );
+    }
+}