How can I know the values in CABasicAnimation keyPath

Question

I find some code like this:

CABasicAnimation *anim = [CABasicAnimation animation];
anim.keyPath = @\"transform.scale\";
anim.fromValue = [NSNumber numberWithFloa         


        

Answer 1

Core Animation extends KVC to support direct addressing of fields (or pseudo fields) of some struct-type properties of layers. The feature is described in Core Animation Extensions To Key-Value Coding.