How IOS changes the push direction __ios

The specific implementation methods are as follows:

catransition* transition = [catransition animation];

Transition.type = Kcatransitionpush; Change how the View controller appears

Transition.subtype = Kcatransitionfromleft; where it appears.

[Self.navigationController.view.layer addanimation:transition forkey:kcatransition];

[Self.navigationcontroller PUSHVIEWCONTROLLER:YOURVC Animated:no];

The following options are available:

How the View controller appears

Ca_extern NSString * Const Kcatransitionfade

Ca_extern NSString * Const Kcatransitionmovein

Ca_extern NSString * Const Kcatransitionpush

Ca_extern NSString * Const KCATRANSITIONREVEAL

where it appears.

Ca_extern NSString * Const Kcatransitionfromright

Ca_extern NSString * Const KCATRANSITIONFROMLEFT

Ca_extern NSString * Const KCATRANSITIONFROMTOP

Ca_extern NSString * Const KCATRANSITIONFROMBOTTOM