#pragma mark - UITableViewDelegate

- (void)tableView:(UITableView *)tableView willDisplayCell:(UITableViewCell *)cell forRowAtIndexPath:(NSIndexPath *)indexPath{

? ? //動(dòng)畫1：

? ? if (![self.showIndexes containsObject:indexPath]) {

? ? ? ? [self.showIndexes addObject:indexPath];

? ? ? ? CGFloat rotationAngleDegrees = -30;

? ? ? ? CGFloat rotationAngleRadians = rotationAngleDegrees * (M_PI/ 180);

? ? ? ? CGPoint offsetPositioning = CGPointMake(-80, -80);

? ? ? ? CATransform3D transform = CATransform3DIdentity;

? ? ? ? transform = CATransform3DRotate(transform, rotationAngleRadians, 0.0,? 0.0, 1.0);

? ? ? ? transform = CATransform3DTranslate(transform, offsetPositioning.x, offsetPositioning.y , 0.0);

? ? ? ? cell.layer.transform = transform;

? ? ? ? cell.alpha = 0.7;

? ? ? ? [UIView animateWithDuration:1 delay:0.0 usingSpringWithDamping:0.6f initialSpringVelocity:0.0 options:UIViewAnimationOptionCurveEaseInOut animations:^{

? ? ? ? ? ? cell.layer.transform = CATransform3DIdentity;

? ? ? ? ? ? cell.layer.opacity = 1;

? ? ? ? } completion:nil];

? ? }

? ? }

//動(dòng)畫2：

? ? if (![self.showIndexes containsObject:indexPath]) {

? ? ? ? [self.showIndexes addObject:indexPath];

? ? ? ? CATransform3D rotation;

? ? ? ? rotation = CATransform3DMakeRotation( (90.0*M_PI)/180, 0.0, 0.7, 0.4);

? ? ? ? rotation.m34 = 1.0/ -600;

? ? ? ? //2. Define the initial state (Before the animation)

? ? ? ? cell.layer.shadowColor = [[UIColor blackColor]CGColor];

? ? ? ? cell.layer.shadowOffset = CGSizeMake(10, 10);

? ? ? ? cell.alpha = 0;

? ? ? ? cell.layer.transform = rotation;

? ? ? ? cell.layer.anchorPoint = CGPointMake(0, 0.5);

? ? ? ? //3. Define the final state (After the animation) and commit the animation

? ? ? ? [UIView beginAnimations:@"rotation" context:NULL];

? ? ? ? [UIView setAnimationDuration:0.3];

? ? ? ? cell.layer.transform = CATransform3DIdentity;

? ? ? ? cell.alpha = 1;

? ? ? ? cell.layer.shadowOffset = CGSizeMake(0, 0);

? ? ? ? [UIView commitAnimations];

? ? }

//動(dòng)畫3：

? ? if (![self.showIndexes containsObject:indexPath]) {

? ? ? ? [self.showIndexes addObject:indexPath];

? ? ? ? cell.layer.transform = CATransform3DTranslate(cell.layer.transform, 300, 0, 0);

? ? ? ? cell.alpha = 0.5;

? ? ? ? [UIView animateWithDuration:0.3 delay:0.0f usingSpringWithDamping:0.8f initialSpringVelocity:0.0 options:UIViewAnimationOptionCurveEaseInOut animations:^{

? ? ? ? ? ? cell.layer.transform = CATransform3DIdentity;

? ? ? ? ? ? cell.alpha = 1;

? ? ? ? } completion:nil];

? ? }