//

//  ViewController.m

//  07-渐变动画

//

//  Created by xiaomage on 15/12/30.

//  Copyright © 2015年 小码哥. All rights reserved.

//

#import "ViewController.h"

@interface ViewController ()

@property (weak, nonatomic) IBOutlet UIView *animationView;

@end

@implementation ViewController

- (void)viewDidLoad {

    [super viewDidLoad];

}

/**

 *  平移

 */

- (IBAction)translate {

    // 渐变动画

    // 方式一

    /*

    // 1. 开始动画

    [UIView beginAnimations:nil context:nil];

    [UIView setAnimationDuration:1.0];

    // 2.动画代码

    CGRect frame = self.animationView.frame;

    frame.origin.y -= 50;

    self.animationView.frame = frame;

    // 3.提交动画

    [UIView commitAnimations];

     */

    // 方式二:

    /*

    [UIView animateWithDuration:2.0 animations:^{

        // 1.动画代码

        CGRect frame = self.animationView.frame;

        frame.origin.y -= 50;

        self.animationView.frame = frame;

    }];

     */

    /*

    [UIView animateWithDuration:1.0 animations:^{

        // 执行动画

        CGRect frame = self.animationView.frame;

        frame.origin.y -= 50;

        self.animationView.frame = frame;

    } completion:^(BOOL finished) {

       // 动画完成做什么事情

        self.animationView.backgroundColor = [UIColor blackColor];

    }];

     */

    /*

     UIViewAnimationOptionCurveEaseInOut  动画开始/结束比较缓慢,中间相对较快

     UIViewAnimationOptionCurveEaseIn     动画开始比较缓慢

     UIViewAnimationOptionCurveEaseOut    动画结束比较缓慢

     UIViewAnimationOptionCurveLinear     线性---> 匀速

     */

    [UIView animateWithDuration:1.0 delay:1.0 options:UIViewAnimationOptionCurveEaseInOut animations:^{

        CGRect frame = self.animationView.frame;

        frame.origin.y += ;

        self.animationView.frame = frame;

    } completion:^(BOOL finished) {

        self.animationView.backgroundColor = [UIColor greenColor];

    }];

}

/**

 *  缩放

 */

- (IBAction)scale {

    [UIView animateWithDuration:1.0 delay:1.0 options:UIViewAnimationOptionCurveEaseIn animations:^{

        CGRect frame = self.animationView.frame;

        frame.size = CGSizeMake(, );

        self.animationView.frame = frame;

    } completion:^(BOOL finished) {

        NSLog(@"动画完成");

    }];

}

/**

 *  透明度动画

 */

- (IBAction)alpha {

    [UIView animateWithDuration:1.0 delay:0.5 options:UIViewAnimationOptionCurveEaseOut animations:^{

        self.animationView.alpha -= 0.9;

    } completion:^(BOOL finished) {

       [UIView animateWithDuration:2.0 animations:^{

           self.animationView.alpha += 0.9;

       }];

    }];

}

@end