Я хочу иметь возможность использовать один UIViewAnimationCurve для поворотов, а другой — для изменения положения. Это возможно?
Например, (в псевдокоде );
// Begin animations
// Set rotation animation curve to EaseInOut
// Set position animation curve to Linear
// Make some changes to position
// Make some change to the angle of rotation
// Commit the animations
РЕДАКТИРОВАТЬ:(Подход CAAnimationGroup, предложенный ниже)-Создали 2 отдельных CABasicAnimations и CAAnimationGroup, однако анимация не запускается. Любые идеи?
CABasicAnimation *postionAnimation = [CABasicAnimation animationWithKeyPath:@"position"];
postionAnimation.timingFunction = [CAMediaTimingFunction functionWithName:kCAMediaTimingFunctionLinear];
postionAnimation.toValue = [NSValue valueWithCGPoint:[self transformPointToWorldSpaceFromViewSpace:self.spriteView.position]];
postionAnimation.delegate = self;
CABasicAnimation *rotationAnimation = [CABasicAnimation animationWithKeyPath:@"transform.z"];
rotationAnimation.timingFunction = [CAMediaTimingFunction functionWithName:kCAMediaTimingFunctionEaseInEaseOut];
rotationAnimation.toValue = [NSNumber numberWithFloat:self.spriteView.angle -= M_PI_2];
rotationAnimation.delegate = self;
CAAnimationGroup *animationsGroup = [CAAnimationGroup animation];
animationsGroup.duration = self.clockSpeed;
animationsGroup.animations = [NSArray arrayWithObjects:postionAnimation, rotationAnimation, nil];
// Perform the animation
[self.spriteView.layer addAnimation:animationsGroup forKey:nil];