pragma mark --- 旋轉動畫

• (void)rotate360DegreeWithImageView:(UIImageView )imageView
  {
  CABasicAnimation animation = [ CABasicAnimation
  animationWithKeyPath: @"transform" ];
  animation.fromValue = [NSValue valueWithCATransform3D:CATransform3DIdentity];
  //圍繞Z軸旋轉，垂直與屏幕
  animation.toValue = [ NSValue valueWithCATransform3D:
  CATransform3DMakeRotation(M_PI, 0.0, 0.0, 1.0) ];
  animation.duration = 5;
  //旋轉效果累計，先轉180度，接著再旋轉180度，從而實現360旋轉
  animation.cumulative = YES;
  animation.repeatCount = MAXFLOAT;
  //在圖片邊緣添加一個像素的透明區域，去圖片鋸齒
  CGRect imageRrect = CGRectMake(0, 0,imageView.frame.size.width, imageView.frame.size.height);
  UIGraphicsBeginImageContext(imageRrect.size);
  [imageView.image drawInRect:CGRectMake(1,1,imageView.frame.size.width-2,imageView.frame.size.height-2)];
  imageView.image = UIGraphicsGetImageFromCurrentImageContext();
  UIGraphicsEndImageContext();

  [imageView.layer addAnimation:animation forKey:nil];
  }

轉載于:https://www.cnblogs.com/GJRBlog/p/5818803.html

總結

以上是生活随笔為你收集整理的图片 360度旋转动画的全部內容，希望文章能夠幫你解決所遇到的問題。

如果覺得生活随笔網站內容還不錯，歡迎將生活随笔推薦給好友。