diff options
Diffstat (limited to 'samples/ApiDemos/src/com/example/android/apis/animation/BouncingBalls.java')
| -rw-r--r-- | samples/ApiDemos/src/com/example/android/apis/animation/BouncingBalls.java | 27 |
1 files changed, 18 insertions, 9 deletions
diff --git a/samples/ApiDemos/src/com/example/android/apis/animation/BouncingBalls.java b/samples/ApiDemos/src/com/example/android/apis/animation/BouncingBalls.java index 3ffe24abf..7c42ede8b 100644 --- a/samples/ApiDemos/src/com/example/android/apis/animation/BouncingBalls.java +++ b/samples/ApiDemos/src/com/example/android/apis/animation/BouncingBalls.java @@ -50,7 +50,8 @@ public class BouncingBalls extends Activity { container.addView(new MyAnimationView(this)); } - public class MyAnimationView extends View implements ValueAnimator.AnimatorUpdateListener, Animator.AnimatorListener { + public class MyAnimationView extends View implements ValueAnimator.AnimatorUpdateListener, + Animator.AnimatorListener { private static final int RED = 0xffFF8080; private static final int BLUE = 0xff8080FF; @@ -70,7 +71,8 @@ public class BouncingBalls extends Activity { paint.setColor(RED); // Animate background color - ValueAnimator colorAnim = new ObjectAnimator(3000, paint, "color", BLUE); + ValueAnimator colorAnim = ObjectAnimator.ofInt(paint, "color", BLUE); + colorAnim.setDuration(3000); colorAnim.setEvaluator(new RGBEvaluator()); colorAnim.setRepeatCount(ValueAnimator.INFINITE); colorAnim.setRepeatMode(ValueAnimator.REVERSE); @@ -92,30 +94,36 @@ public class BouncingBalls extends Activity { float h = (float)getHeight(); float eventY = event.getY(); int duration = (int)(500 * ((h - eventY)/h)); - ValueAnimator bounceAnim = new ObjectAnimator(duration, newBall, "y", startY, endY); + ValueAnimator bounceAnim = ObjectAnimator.ofFloat(newBall, "y", startY, endY); + bounceAnim.setDuration(duration); bounceAnim.setInterpolator(new AccelerateInterpolator()); - ValueAnimator squashAnim1 = new ObjectAnimator(duration/4, newBall, "x", newBall.getX(), + ValueAnimator squashAnim1 = ObjectAnimator.ofFloat(newBall, "x", newBall.getX(), newBall.getX() - 25f); + squashAnim1.setDuration(duration/4); squashAnim1.setRepeatCount(1); squashAnim1.setRepeatMode(ValueAnimator.REVERSE); squashAnim1.setInterpolator(new DecelerateInterpolator()); - ValueAnimator squashAnim2 = new ObjectAnimator(duration/4, newBall, "width", newBall.getWidth(), + ValueAnimator squashAnim2 = ObjectAnimator.ofFloat(newBall, "width", newBall.getWidth(), newBall.getWidth() + 50); + squashAnim2.setDuration(duration/4); squashAnim2.setRepeatCount(1); squashAnim2.setRepeatMode(ValueAnimator.REVERSE); squashAnim2.setInterpolator(new DecelerateInterpolator()); - ValueAnimator stretchAnim1 = new ObjectAnimator(duration/4, newBall, "y", endY, + ValueAnimator stretchAnim1 = ObjectAnimator.ofFloat(newBall, "y", endY, endY + 25f); + stretchAnim1.setDuration(duration/4); stretchAnim1.setRepeatCount(1); stretchAnim1.setInterpolator(new DecelerateInterpolator()); stretchAnim1.setRepeatMode(ValueAnimator.REVERSE); - ValueAnimator stretchAnim2 = new ObjectAnimator(duration/4, newBall, "height", + ValueAnimator stretchAnim2 = ObjectAnimator.ofFloat(newBall, "height", newBall.getHeight(), newBall.getHeight() - 25); + stretchAnim2.setDuration(duration/4); stretchAnim2.setRepeatCount(1); stretchAnim2.setInterpolator(new DecelerateInterpolator()); stretchAnim2.setRepeatMode(ValueAnimator.REVERSE); - ValueAnimator bounceBackAnim = new ObjectAnimator(duration, newBall, "y", endY, + ValueAnimator bounceBackAnim = ObjectAnimator.ofFloat(newBall, "y", endY, startY); + bounceBackAnim.setDuration(duration); bounceBackAnim.setInterpolator(new DecelerateInterpolator()); // Sequence the down/squash&stretch/up animations AnimatorSet bouncer = new AnimatorSet(); @@ -126,7 +134,8 @@ public class BouncingBalls extends Activity { bouncer.play(bounceBackAnim).after(stretchAnim2); // Fading animation - remove the ball when the animation is done - ValueAnimator fadeAnim = new ObjectAnimator(250, newBall, "alpha", 1f, 0f); + ValueAnimator fadeAnim = ObjectAnimator.ofFloat(newBall, "alpha", 1f, 0f); + fadeAnim.setDuration(250); fadeAnim.addListener(this); // Sequence the two animations to play one after the other |