这是可能的吗? 我可以改变该层的不透明性和立场(中心),但只要我试图改变面积或原产地,那就没有工作。
CAAnimationGroup* anigroup = [CAAnimationGroup new];
CGMutablePathRef thePath = CGPathCreateMutable();
CGPathAddRect(thePath, NULL, CGRectMake(0,0, 320, 480));
CGPathAddRect(thePath, NULL, CGRectMake(location.x - 16,location.y-24, 32, 48));
CGPathAddRect(thePath, NULL, CGRectMake(190, 20, 32, 48));
CAKeyframeAnimation* AniLoc = [CAKeyframeAnimation animationWithKeyPath:@"frame"];
AniLoc.path = thePath;
AniLoc.keyTimes= [NSArray arrayWithObjects:[NSNumber numberWithFloat:0.0f],
[NSNumber numberWithFloat:0.3f],
[NSNumber numberWithFloat:1.0f],nil];
AniLoc.duration = 5;
CFRelease(thePath);
anigroup.animations = [NSArray arrayWithObjects:AniLoc,nil];
anigroup.duration = 5;
[focusview.layer addAnimation:anigroup forKey:nil];