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Posted By

sag333ar on 03/01/11


Tagged

xcode Objective-c iphone iOS4 CABasicAnimation CAKeyframeAnimation CGPath CAAnimationGroup iOS42 3GS 3G 2G


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sag333ar
athanhcong
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CABasicAnimation - animation on path

 / Published in: Objective C
 
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  1. CAKeyframeAnimation *bounceAnimation=[CAKeyframeAnimation animationWithKeyPath:@"position"];
  2. 	bounceAnimation.duration=timeForAnimation;
  3.  
  4. 	CGMutablePathRef thePath=CGPathCreateMutable();
  5.  
  6. 	CGPathMoveToPoint(thePath, NULL, 160, 514);
  7.  
  8. 	CGPathAddLineToPoint(thePath, NULL, 160, 350);
  9. 	CGPathAddLineToPoint(thePath, NULL, 160, 406);
  10. 	bounceAnimation.path=thePath;
  11. 	CGPathRelease(thePath);
  12.  
  13. 	CABasicAnimation *mainAnimation=[CABasicAnimation animationWithKeyPath:@"transform"];
  14. 	mainAnimation.removedOnCompletion=YES;
  15. 	mainAnimation.duration=timeForAnimation;
  16. 	mainAnimation.toValue=[NSValue valueWithCATransform3D:CATransform3DIdentity];
  17.  
  18.  
  19. 	CAAnimationGroup *theGroup=[CAAnimationGroup animation];
  20. 	theGroup.delegate=self;
  21. 	theGroup.duration=timeForAnimation;
  22. 	theGroup.timingFunction=[CAMediaTimingFunction functionWithName:kCAMediaTimingFunctionEaseIn];
  23. 	theGroup.animations=[NSArray arrayWithObjects:bounceAnimation,mainAnimation,nil];
  24. 	[imgV.layer addAnimation:theGroup forKey:@"sagar"];
  25. 	imgV.center=CGPointMake(160, 406);
  26. 	imgV.transform=CGAffineTransformIdentity;

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