iOS简单动画效果：闪烁、移动、旋转、路径、组合

1. #define kDegreesToRadian(x) (M_PI * (x) / 180.0)
2. #define kRadianToDegrees(radian) (radian*180.0)/(M_PI)
3. - (void)viewDidLoad
4. {
5. [superviewDidLoad];
6. self.title = @"测试动画";
7. self.view.backgroundColor = [UIColorlightGrayColor];
8. myTest1 = [[UILabelalloc]initWithFrame:CGRectMake(10, 100, 60, 40)];
9. myTest1.backgroundColor = [UIColorblueColor];
10. myTest1.textAlignment = NSTextAlignmentCenter;
11. myTest1.text = @"张明炜";
12. myTest1.textColor = [UIColorwhiteColor];
13. [self.viewaddSubview:myTest1];
14. //闪烁效果。
15. //    [myTest1.layer addAnimation:[self opacityForever_Animation:0.5] forKey:nil];
16. ///移动的动画。
17. //    [myTest1.layer addAnimation:[self moveX:1.0f X:[NSNumber numberWithFloat:200.0f]] forKey:nil];
18. //缩放效果。
19. //    [myTest1.layer addAnimation:[self scale:[NSNumber numberWithFloat:1.0f] orgin:[NSNumber numberWithFloat:3.0f] durTimes:2.0f Rep:MAXFLOAT] forKey:nil];
20. //组合动画。
21. //    NSArray *myArray = [NSArray arrayWithObjects:[self opacityForever_Animation:0.5],[self moveX:1.0f X:[NSNumber numberWithFloat:200.0f]],[self scale:[NSNumber numberWithFloat:1.0f] orgin:[NSNumber numberWithFloat:3.0f] durTimes:2.0f Rep:MAXFLOAT], nil];
22. //    [myTest1.layer addAnimation:[self groupAnimation:myArray durTimes:3.0f Rep:MAXFLOAT] forKey:nil];
23. //路径动画。
24. //    CGMutablePathRef myPah = CGPathCreateMutable();
25. //    CGPathMoveToPoint(myPah, nil,30, 77);
26. //    CGPathAddCurveToPoint(myPah, nil, 50, 50, 60, 200, 200, 200);//这里的是控制点。
27. //    [myTest1.layer addAnimation:[self keyframeAnimation:myPah durTimes:5 Rep:MAXFLOAT] forKey:nil];
28. //旋转动画。
29. [myTest1.layeraddAnimation:[selfrotation:2degree:kRadianToDegrees(90) direction:1repeatCount:MAXFLOAT] forKey:nil];
30. }
31. #pragma mark === 永久闪烁的动画 ======
32. -(CABasicAnimation *)opacityForever_Animation:(float)time
33. {
34. CABasicAnimation *animation = [CABasicAnimation animationWithKeyPath:@"opacity"];//必须写opacity才行。
35. animation.fromValue = [NSNumber numberWithFloat:1.0f];
36. animation.toValue = [NSNumber numberWithFloat:0.0f];//这是透明度。
37. animation.autoreverses = YES;
38. animation.duration = time;
39. animation.repeatCount = MAXFLOAT;
40. animation.removedOnCompletion = NO;
41. animation.fillMode = kCAFillModeForwards;
42. animation.timingFunction=[CAMediaTimingFunction functionWithName:kCAMediaTimingFunctionEaseIn];///没有的话是均匀的动画。
43. return animation;
44. }
45. #pragma mark =====横向、纵向移动===========
46. -(CABasicAnimation *)moveX:(float)time X:(NSNumber *)x
47. {
48. CABasicAnimation *animation = [CABasicAnimation animationWithKeyPath:@"transform.translation.x"];///.y的话就向下移动。
49. animation.toValue = x;
50. animation.duration = time;
51. animation.removedOnCompletion = NO;//yes的话，又返回原位置了。
52. animation.repeatCount = MAXFLOAT;
53. animation.fillMode = kCAFillModeForwards;
54. return animation;
55. }
56. #pragma mark =====缩放-=============
57. -(CABasicAnimation *)scale:(NSNumber *)Multiple orgin:(NSNumber *)orginMultiple durTimes:(float)time Rep:(float)repertTimes
58. {
59. CABasicAnimation *animation = [CABasicAnimation animationWithKeyPath:@"transform.scale"];
60. animation.fromValue = Multiple;
61. animation.toValue = orginMultiple;
62. animation.autoreverses = YES;
63. animation.repeatCount = repertTimes;
64. animation.duration = time;//不设置时候的话，有一个默认的缩放时间.
65. animation.removedOnCompletion = NO;
66. animation.fillMode = kCAFillModeForwards;
67. return  animation;
68. }
69. #pragma mark =====组合动画-=============
70. -(CAAnimationGroup *)groupAnimation:(NSArray *)animationAry durTimes:(float)time Rep:(float)repeatTimes
71. {
72. CAAnimationGroup *animation = [CAAnimationGroupanimation];
73. animation.animations = animationAry;
74. animation.duration = time;
75. animation.removedOnCompletion = NO;
76. animation.repeatCount = repeatTimes;
77. animation.fillMode = kCAFillModeForwards;
78. return animation;
79. }
80. #pragma mark =====路径动画-=============
81. -(CAKeyframeAnimation *)keyframeAnimation:(CGMutablePathRef)path durTimes:(float)time Rep:(float)repeatTimes
82. {
83. CAKeyframeAnimation *animation = [CAKeyframeAnimation animationWithKeyPath:@"position"];
84. animation.path = path;
85. animation.removedOnCompletion = NO;
86. animation.fillMode = kCAFillModeForwards;
87. animation.timingFunction = [CAMediaTimingFunction functionWithName:kCAMediaTimingFunctionEaseIn];
88. animation.autoreverses = NO;
89. animation.duration = time;
90. animation.repeatCount = repeatTimes;
91. return animation;
92. }
93. #pragma mark ====旋转动画======
94. -(CABasicAnimation *)rotation:(float)dur degree:(float)degree direction:(int)direction repeatCount:(int)repeatCount
95. {
96. CATransform3D rotationTransform = CATransform3DMakeRotation(degree, 0, 0, direction);
97. CABasicAnimation *animation = [CABasicAnimation animationWithKeyPath:@"transform"];
98. animation.toValue = [NSValue valueWithCATransform3D:rotationTransform];
99. animation.duration  =  dur;
100. animation.autoreverses = NO;
101. animation.cumulative = NO;
102. animation.fillMode = kCAFillModeForwards;
103. animation.repeatCount = repeatCount;
104. animation.delegate = self;
105. return animation;
106. }