- (void)viewDidLoad {
[super viewDidLoad];
// Do any additional setup after loading the view.
/*********UIImage***********/
//由名字直接读取图片
//优点：用时相对较短
//缺点：读取之后会占用内存
//如果图片较小，用名字直接读取
UIImage *imageName = [UIImage imageNamed:@"1.png"];
//UIImageView
UIImageView *imageViewName = [[UIImageView alloc] initWithFrame:CGRectMake(, , , )];
imageViewName.image = imageName;
[self.view addSubview:imageViewName];
//由图片的路径读取图片
//优点：读取之后不会占用内存
//缺点：用时相对较长
//如果图片较大，用路径直接读取
//获取图片路径:相对路径
//第一个参数：文件的名字
//第二个参数：文件的类型
NSString *path = [[NSBundle mainBundle] pathForResource:@"map" ofType:@"png"];
UIImage *imagePath = [UIImage imageWithContentsOfFile:path];
//UIImageView
UIImageView *imageViewPath = [[UIImageView alloc] initWithFrame:CGRectMake(, , , )];
imageViewPath.image = imagePath;
[self.view addSubview:imageViewPath];
/**********UIImageView-动画效果*************/
UIImageView *imageView = [[UIImageView alloc] initWithFrame:CGRectMake(, , , )];
imageView.backgroundColor = [UIColor grayColor];
imageView.image = [UIImage imageNamed:@"1.png"];
/****动画效果相关属性****/
//创建图片数组
//开辟内存空间
NSMutableArray *array = [[NSMutableArray alloc] initWithCapacity:];
for (int i = ; i <= ; i ++) {
[array addObject:[UIImage imageNamed:[NSString stringWithFormat:@"player%d.png",i]]];
}
//设置动画图片，需要接收一个数组，数组里面的类型必须是UIImage类型
imageView.animationImages = array;
//动画时间：数组里面所有的图片转一圈所用时间
imageView.animationDuration = ;
//循环次数：大于0的数：写几就循环几次，结束 0:无限循环
imageView.animationRepeatCount = ;
//tag
imageView.tag = ;
[self.view addSubview:imageView];
//开始动画
[imageView startAnimating];
//UIButton
UIButton *button = [UIButton buttonWithType:UIButtonTypeSystem];
button.frame = CGRectMake(, , , );
button.backgroundColor = [UIColor redColor];
[button setTitle:@"button" forState:UIControlStateNormal];
[button addTarget:self action:@selector(buttonClick:) forControlEvents:UIControlEventTouchUpInside];
[self.view addSubview:button];
}
#pragma mark - 按钮的点击事件：停止或开始动画
- (void)buttonClick:(UIButton *)button{
//找到UIImageView
UIImageView *imageView = (UIImageView *)[self.view viewWithTag:];
//停止动画
// [imageView stopAnimating];
static BOOL isAnimation = YES;
if (isAnimation) {
[imageView stopAnimating];
isAnimation = NO;
}else{
[imageView startAnimating];
isAnimation = YES;
}
}//*********************************************
//时间
//第一个参数执行动作相隔的时间
//第二个参数通知给谁：self
//第三个参数：执行的相关方法
//第四个参数：nil
//第五个参数：是否重复执行 YES：重复 NO：不重复
// [NSTimer scheduledTimerWithTimeInterval:2 target:self selector:@selector(timer:) userInfo:nil repeats:YES]; //self.view.bounds 以(0, 0)点为起点，全屏大小的view
UIImageView *imageView = [[UIImageView alloc] initWithFrame:self.view.bounds];
imageView.image = [UIImage imageNamed:@"back2.jpg"];
[self.view addSubview:imageView]; //动画效果的UIImageView
UIImageView *birdView = [[UIImageView alloc] initWithFrame:CGRectMake(, , 60.5, )];
//tag
birdView.tag = ; //图片数组
NSMutableArray *array = [[NSMutableArray alloc] initWithCapacity:];
for (int i = ; i <= ; i ++) {
[array addObject:[UIImage imageNamed:[NSString stringWithFormat:@"DOVE%d.png",i]]];
} /**UIImageView的动画属性***/
birdView.animationImages = array;
birdView.animationDuration = ;
birdView.animationRepeatCount = ;
//开始动画
[birdView startAnimating]; [imageView addSubview:birdView]; //控制bird位置
[NSTimer scheduledTimerWithTimeInterval: target:self selector:@selector(changeFrame:) userInfo:nil repeats:YES];
}
#pragma mark - 改变bird的位置
- (void)changeFrame:(NSTimer *)timer{
UIImageView *imageView = (UIImageView *)[self.view viewWithTag:];
static int i = ;
[UIView animateWithDuration: animations:^{
imageView.frame = CGRectMake( + (i++ * ), +arc4random()%, 60.5, );
}];
if ( +(i++ * ) > ) {
imageView.frame = CGRectMake(, , 60.5, );
i = ;
}
}
#pragma mark - NSTimer的事件
- (void)timer:(NSTimer *)timer{
NSLog(@"timer");
}
#pragma mark - 按钮的点击事件
- (void)buttonClick:(UIButton *)button{
//UIView的动画效果
//第一个参数:动画执行的时间
//第二个参数:执行动作
// [UIView animateWithDuration:3 animations:^{
// self.view.backgroundColor = [UIColor colorWithRed:arc4random()%256/255.0 green:arc4random()%256/255.0 blue:arc4random()%256/255.0 alpha:1.0];
// }]; //第一个参数:动画执行的时间
//第二个参数:动画延迟执行的时间
//第三个参数：动画执行的效果
//第四个参数:执行动作
//第五个参数:执行完要做的动作之后做的操作
[UIView animateWithDuration: delay: options:UIViewAnimationOptionOverrideInheritedOptions animations:^{
self.view.backgroundColor = [UIColor colorWithRed:arc4random()%/255.0 green:arc4random()%/255.0 blue:arc4random()%/255.0 alpha:1.0];
} completion:^(BOOL finished) {
// self.view.backgroundColor = [UIColor orangeColor];
}];
}