animation on/off block

animation on-off block

- (void)modifyView:(UIView *)view animated:(BOOL)animated {
    void (^block)() = ^{
        //modify view animation progress
    };

    void (^completion)(BOOL) = ^(BOOL finished){
        //modify view completion
    };

    if (animated) {
        [UIView animateWithDuration:0.25f animations:block completion:completion];
    } else {
        block();
        completion(YES);
    }
}