Cakeyframeanimation Common properties and how to shake view

1     //Create a Frame animation object (zoom bounds, pan position, rotate transform)2Cakeyframeanimation *anim = [cakeyframeanimation animationwithkeypath:@"position"];3     //values are used to store every frame of animation to be performed4Nsvalue *value1 =[Nsvalue Valuewithcgpoint:cgpointzero];5Nsvalue *value2 = [Nsvalue valuewithcgpoint:cgpointmake ( -,0)];6Nsvalue *value3 = [Nsvalue valuewithcgpoint:cgpointmake ( -, -)];7Nsvalue *value4 = [Nsvalue valuewithcgpoint:cgpointmake (0, -)];8Nsvalue *value5 =[Nsvalue Valuewithcgpoint:cgpointzero];9Anim.values =@[value1,value2,value3,value4,value5];Ten      One     //set the time for each frame execution (note: Each value in the value range is 0 to 1, and the following value must be greater than the previous value) A     //time of execution per frame = (last point in time-previous point in time) * Total time of animation execution -Anim.keytimes = @[@ (0),@(0.2),@(0.5),@(0.7),@(1)]; -      the     //Set animation execution Rhythm (slow-forward full-out, middle-fast) -     //anim.timingfunction = [camediatimingfunction functionwithname:kcamediatimingfunctioneaseineaseout]; -     //Set Animation time -Anim.duration =2.0f; +      -     //set Save animation execution State +Anim.removedoncompletion =NO; AAnim.fillmode =kcafillmodeforwards; at     //add animations to layers -[Self.redView.layer Addanimation:anim Forkey:nil];

Jitter Picture

Convert Angle to radians

#define Angleradian (angle) ((angle) * m_pi/ 180.0)

1     if([Self.iconView.layer Animationforkey:@"Animation"]){//If the animation is in progress2         //Stop Animation3[Self.iconView.layer Removeanimationforkey:@"Animation"];4         return;5     }6     //Create an animated object7Cakeyframeanimation *keyframe = [cakeyframeanimation animationwithkeypath:@"transform.rotation.z"];8     9Keyframe.values = @[@ (-angleradian (3), @ (Angleradian (3), @ (-angleradian (3))];Ten      One     //Set up proxy AKeyframe.Delegate=Self ; -      -     //Set Animation time theKeyframe.duration =0.2f; -     //set animation execution times -Keyframe.repeatcount =maxfloat; -      +     //add animations to your avatar -[Self.iconView.layer addanimation:keyframe Forkey:@"Animation"];

#pragma mark- animation Agent Method

-(void) Animationdidstart: (caanimation *) anim {

NSLog(@ "Animationdidstart");

}

-(void) Animationdidstop: (caanimation *) Anim finished: (BOOL) flag {

NSLog(@ "Animationdidstop");

}

Cakeyframeanimation Common properties and how to shake view