/**
* The {@code FlipDirection} enumeration defines the most typical flip view transitions: left-to-right and right-to-left. {@code FlipDirection} is used during the creation of {@link FlipAnimation} animations.
*
* @author Ephraim A. Tekle
*
*/
/**
* Create a pair of {@link FlipAnimation} that can be used to flip 3D transition from {@code fromView} to {@code toView}. A typical use case is with {@link ViewAnimator} as an out and in transition.
*
* NOTE: Avoid using this method. Instead, use {@link #flipTransition}.
*
* @param fromView the view transition away from
* @param toView the view transition to
* @param dir the flip direction
* @param duration the transition duration in milliseconds
* @param interpolator the interpolator to use (pass {@code null} to use the {@link AccelerateInterpolator} interpolator)
* @return
*/
public static Animation[] FlipAnimation(View fromView, View toView, FlipDirection dir, long duration, IInterpolator interpolator)
{
Animation[] result = new Animation[2];
float centerX;
float centerY;
centerX = fromView.Width / 2.0f;
centerY = fromView.Height / 2.0f;
FlipAnimation outFlip = new FlipAnimation(0, dir.EndDegreeForFirstView(), centerX, centerY,
SpotTiles.FlipAnimation.ScaleDefault, ScaleUpDownEnum.ScaleDown);
outFlip.Duration = duration;
outFlip.FillAfter = true;
outFlip.Interpolator = interpolator ?? new AccelerateInterpolator();
if (dir == FlipDirection.BottomTop || dir == FlipDirection.TopBottom)
{
outFlip.Direction = Direction.X;
}
else
{
outFlip.Direction = Direction.Y;
}
AnimationSet outAnimation = new AnimationSet(true);
outAnimation.AddAnimation(outFlip);
result[0] = outAnimation;
// Uncomment the following if toView has its layout established (not the case if using ViewFlipper and on first show)
//centerX = toView.getWidth() / 2.0f;
//centerY = toView.getHeight() / 2.0f;
FlipAnimation inFlip = new FlipAnimation(dir.StartDegreeForSecondView(), 0, centerX, centerY,
SpotTiles.FlipAnimation.ScaleDefault, ScaleUpDownEnum.ScaleUp);
inFlip.Duration = duration;
inFlip.FillAfter = true;
inFlip.StartOffset = duration;
inFlip.Interpolator = interpolator ?? new AccelerateInterpolator();
if (dir == FlipDirection.BottomTop || dir == FlipDirection.TopBottom)
{
outFlip.Direction = Direction.X;
}
else
{
outFlip.Direction = Direction.Y;
}
AnimationSet inAnimation = new AnimationSet(true);
inAnimation.AddAnimation(inFlip);
result[1] = inAnimation;
return(result);
}
/**
* The {@code FlipDirection} enumeration defines the most typical flip view transitions: left-to-right and right-to-left. {@code FlipDirection} is used during the creation of {@link FlipAnimation} animations.
*
* @author Ephraim A. Tekle
*
*/
/**
* Create a pair of {@link FlipAnimation} that can be used to flip 3D transition from {@code fromView} to {@code toView}. A typical use case is with {@link ViewAnimator} as an out and in transition.
*
* NOTE: Avoid using this method. Instead, use {@link #flipTransition}.
*
* @param fromView the view transition away from
* @param toView the view transition to
* @param dir the flip direction
* @param duration the transition duration in milliseconds
* @param interpolator the interpolator to use (pass {@code null} to use the {@link AccelerateInterpolator} interpolator)
* @return
*/
public static Animation[] FlipAnimation(View fromView, View toView, FlipDirection dir, long duration, IInterpolator interpolator)
{
Animation[] result = new Animation[2];
float centerX;
float centerY;
centerX = fromView.Width/2.0f;
centerY = fromView.Height/2.0f;
FlipAnimation outFlip = new FlipAnimation(0, dir.EndDegreeForFirstView(), centerX, centerY,
SpotTiles.FlipAnimation.ScaleDefault, ScaleUpDownEnum.ScaleDown);
outFlip.Duration = duration;
outFlip.FillAfter = true;
outFlip.Interpolator = interpolator ?? new AccelerateInterpolator();
if (dir == FlipDirection.BottomTop || dir == FlipDirection.TopBottom)
outFlip.Direction = Direction.X;
else
outFlip.Direction = Direction.Y;
AnimationSet outAnimation = new AnimationSet(true);
outAnimation.AddAnimation(outFlip);
result[0] = outAnimation;
// Uncomment the following if toView has its layout established (not the case if using ViewFlipper and on first show)
//centerX = toView.getWidth() / 2.0f;
//centerY = toView.getHeight() / 2.0f;
FlipAnimation inFlip = new FlipAnimation(dir.StartDegreeForSecondView(), 0, centerX, centerY,
SpotTiles.FlipAnimation.ScaleDefault, ScaleUpDownEnum.ScaleUp);
inFlip.Duration = duration;
inFlip.FillAfter = true;
inFlip.StartOffset = duration;
inFlip.Interpolator = interpolator ?? new AccelerateInterpolator();
if (dir == FlipDirection.BottomTop || dir == FlipDirection.TopBottom)
outFlip.Direction = Direction.X;
else
outFlip.Direction = Direction.Y;
AnimationSet inAnimation = new AnimationSet(true);
inAnimation.AddAnimation(inFlip);
result[1] = inAnimation;
return result;
}