UIView 动画 transform CGAffineTransformIdentity;
来源:互联网 发布:淘宝店铺出售假冒商品 编辑:程序博客网 时间:2024/05/05 10:55
#import "ViewController.h"
@implementation ViewController
- (id)initWithNibName:(NSString *)nibNameOrNil bundle:(NSBundle *)nibBundleOrNil
{
self = [super initWithNibName:nibNameOrNil bundle:nibBundleOrNil];
if (self) {
// Custom initialization
}
return self;
}
- (void)viewDidLoad
{
[super viewDidLoad];
iv = [[UIImageView alloc] initWithFrame:CGRectMake(100, 100, 100, 30)];
iv.image = [UIImage imageNamed:@"2"];
[self.view addSubview:iv];
[iv release];
[UIView animateWithDuration:1.0f animations:^(void){
iv.alpha = 0.0f;
iv.transform = CGAffineTransformMakeTranslation(10.0f, 0.0f);
}];
UIButton * btn = [UIButton buttonWithType:UIButtonTypeRoundedRect];
[btn setTitle:@"back" forState:UIControlStateNormal];
[btn addTarget:self action:@selector(btnPressed:) forControlEvents:UIControlEventTouchUpInside];
btn.frame = CGRectMake(200, 200, 50, 30);
[self.view addSubview:btn];
UIButton * btn1 = [UIButton buttonWithType:UIButtonTypeRoundedRect];
[btn1 setTitle:@"disappear" forState:UIControlStateNormal];
[btn1 addTarget:self action:@selector(btn1Pressed:) forControlEvents:UIControlEventTouchUpInside];
btn1.frame = CGRectMake(250, 200, 50, 30);
[self.view addSubview:btn1];
}
-(void)btnPressed:(id)sender
{
[UIView animateWithDuration:1.0f animations:^(void){
iv.alpha = 1.0f;
iv.transform = CGAffineTransformIdentity;
}];
}
-(void)btn1Pressed:(id)sender
{
[UIView animateWithDuration:1.0f animations:^(void){
iv.alpha = 0.0f;
iv.transform = CGAffineTransformMakeTranslation(10.0f, 0.0f);
}];
}
@end
CGAffineTransformIdentity属性能还原到 进行动画 之前的状态
- UIView 动画 transform CGAffineTransformIdentity;
- iphone UIView layer frame transform 动画细节
- ios动画系列 -- UIView的transform
- UIView 用法展示 CGAffineTransformIdentity CGAffineTransformMakeTranslation CGAffineTransformMakeScale
- UIView动画【渐入alpha、淡出、移动frame、缩放transform、旋转transform rotation】
- UIView的transform属性
- UIView的transform属性
- UIView 常用属性 transform
- UIView的transform属性
- UIView的transform属性
- UIView中的transform属性
- uiview animation 两个动画连接起来使用transform scale 存在问题
- UIView动画
- UIView 动画
- UIView动画
- uiview动画
- UIView动画
- UIView 动画
- SimpleSearch php接口说明
- JSON数据格式
- 将数组元素进行逆序存储
- android:layout_alignXXX (Layout中)与xxx XXX对齐
- 有意思的stdarg.h头文件
- UIView 动画 transform CGAffineTransformIdentity;
- SimpleSearch添加数据
- Visual C++ 6.0调试功能
- Android 开 发 资 源 分 享
- SimpleSearch创建检索库
- C++十五周任务-电子词典
- 转载和积累系列 - 那些相见恨晚的 JavaScript 技巧
- SimpleSearch检索
- edit_source——编译MudOS的前奏