点赞动画

标签：动画

<span style="color:#ffff99;background-color: rgb(255, 204, 204);">//
//  ClickZanHelper.m
//  LJECClickZan
//
//  Created by xiaoyao on 14/11/26.
//  Copyright (c) 2014年 lijien. All rights reserved.
//

#import "ClickZanHelper.h"
#import <UIKit/UIKit.h>

@implementation ClickZanHelper
+(void)clickChangeWithButtonImageNormal:(NSString *)imageNameNormal
                     imageNameSelsected:(NSString *)imageNameSelsected
                                    receuveBtn:(UIButton *)receuveBtn
                             clickCount:(NSUInteger)count {

  [receuveBtn setImage:[UIImage imageNamed:count%2 == 0 ? imageNameSelsected : imageNameNormal]
                 forState:UIControlStateNormal];
  
  // 实现利用关键帧动画
  CAKeyframeAnimation *keyAnimation = [CAKeyframeAnimation animationWithKeyPath:@"transform.scale"];
  keyAnimation.values = @[@(0.1), @(1.0), @(1.5)];
  keyAnimation.keyTimes = @[@(0.0), @(0.5), @(0.8), @(1.0)];
  keyAnimation.calculationMode = kCAAnimationLinear;
  count++;
  
  [receuveBtn.layer addAnimation:keyAnimation forKey:@"SHOW"];
  
  return;
}
@end

//
//  ClickZanViewController.m
//  LJECClickZan
//
//  Created by xiaoyao on 14/11/26.
//  Copyright (c) 2014年 lijien. All rights reserved.
//

#import "ClickZanViewController.h"
#import "ClickZanHelper.h"

@interface ClickZanViewController () {
  NSUInteger i;
  UIButton *_imageBtn;
}
@end

@implementation ClickZanViewController

- (void)viewDidLoad {
  [super viewDidLoad];
  
  _imageBtn = [UIButton buttonWithType:UIButtonTypeCustom];
  [_imageBtn setFrame:CGRectMake(140, 150, 80, 30)];
  [_imageBtn setImage:[UIImage imageNamed:@"profile_btn_unlike"] forState:UIControlStateNormal];
  [self.view addSubview:_imageBtn];
  
  UIButton *clickBtn = [UIButton buttonWithType:UIButtonTypeCustom];
  [clickBtn setFrame:CGRectMake(140, 200, 80, 30)];
  clickBtn.backgroundColor = [UIColor blueColor];
  [clickBtn setTitle:@"赞" forState:UIControlStateNormal];
  [clickBtn addTarget:self action:@selector(clickBtnZan:) forControlEvents:UIControlEventTouchUpInside];
  [self.view addSubview:clickBtn];
  
  return;
}

- (void)clickBtnZan:(UIButton *)btn {
  
  [ClickZanHelper clickChangeWithButtonImageNormal:@"profile_btn_unlike"
                                imageNameSelsected:@"profile_btn_like"
                                               receuveBtn:_imageBtn
                                        clickCount:i];
  i++;
  return;
}
@end
</span>

点赞动画

标签：动画

原文地址：http://blog.csdn.net/u010606986/article/details/41514109