//创建button和imageView
-(void)createUI{
_headImageView = [FactoryUI createImageViewWithFrame:CGRectMake(0, -originalImageHeight, SCREEN_W, originalImageHeight) imageName:@"my-backgroud.jpg"];
_iconView = [FactoryUI createImageViewWithFrame:CGRectMake(SCREEN_W/2-28, 80, 60, 60) imageName:@"my-icon"];
_iconView.backgroundColor = [UIColor clearColor];
_iconView.layer.cornerRadius = 30;
_iconView.layer.masksToBounds = YES;
_loginButton = [FactoryUI createButtonWithFrame:CGRectMake(SCREEN_W/2-40, 150, 80, 20) title:@"上传头像" titleColor:[UIColor whiteColor] backgroundColor:[UIColor redColor] type:UIButtonTypeSystem target:self selector:@selector(loginButtonClick)];
[_headImageView addSubview:_iconView];
[_headImageView addSubview:_loginButton];
[self savePhoto];
}
#pragma mark - 保存图片
- (void)savePhoto{
NSString *fullPath = [[NSHomeDirectory() stringByAppendingPathComponent:@"Documents"] stringByAppendingPathComponent:@"currentImage.png"];
UIImage *savedImage = [UIImage imageWithContentsOfFile:fullPath];
if (!savedImage) {
_iconView.image = [UIImage imageNamed:@"my-icon"];
} else{
_iconView.image = savedImage;
}
_iconView.layer.cornerRadius = 30;
}
#pragma mark - 登录button事件响应
- (void)loginButtonClick
{
UIAlertController *alertroller=[UIAlertController alertControllerWithTitle:@"提示" message:@"请上传图片" preferredStyle:UIAlertControllerStyleAlert];
[alertroller addAction:[UIAlertAction actionWithTitle:@"取消" style:UIAlertActionStyleDefault handler:^(UIAlertAction * _Nonnull action) { }]];
[alertroller addAction:[UIAlertAction actionWithTitle:@"拍照" style:UIAlertActionStyleDefault handler:^(UIAlertAction * _Nonnull action) { [self toTakePhoto]; }]];
[alertroller addAction:[UIAlertAction actionWithTitle:@"上传图片" style:UIAlertActionStyleDefault handler:^(UIAlertAction * _Nonnull action) { [self toPhotoLib]; }]]; [self presentViewController:alertroller animated:YES completion:nil];}
#pragma mark - 上传图片
- (void)toPhotoLib{
UIImagePickerController *imagePickerController = [[UIImagePickerController alloc] init]; imagePickerController.sourceType = UIImagePickerControllerSourceTypePhotoLibrary;
imagePickerController.delegate = self;
imagePickerController.allowsEditing = YES;
[imagePickerController.navigationBar setBackgroundImage:[UIImage imageNamed:@"top_bar"] forBarMetrics:UIBarMetricsCompact]; imagePickerController.navigationBar.titleTextAttributes = @{NSForegroundColorAttributeName:[UIColor whiteColor]};
[self presentViewController:imagePickerController animated:YES completion:nil];
}
//手机拍照
-(void)toTakePhoto{
UIImagePickerController *imagePickerController = [[UIImagePickerController alloc] init];
if ([UIImagePickerController isSourceTypeAvailable:UIImagePickerControllerSourceTypeCamera]) {
imagePickerController.sourceType = UIImagePickerControllerSourceTypeCamera; imagePickerController.delegate = self;
imagePickerController.allowsEditing = YES;
[imagePickerController.navigationBar setBackgroundImage:[UIImage imageNamed:@"top_bar"] forBarMetrics:UIBarMetricsCompact]; imagePickerController.navigationBar.titleTextAttributes = @{NSForegroundColorAttributeName:[UIColor whiteColor]};
[self presentViewController:imagePickerController animated:YES completion:nil];
} else {
UIAlertController *alertroller=[UIAlertController alertControllerWithTitle:@"提示" message:@"无可用摄像头" preferredStyle:UIAlertControllerStyleAlert];
[alertroller addAction:[UIAlertAction actionWithTitle:@"确定" style:UIAlertActionStyleDefault handler:^(UIAlertAction * _Nonnull action) { }]]; [self presentViewController:alertroller animated:YES completion:nil]; }
}
- (void)imagePickerController:(UIImagePickerController *)picker didFinishPickingMediaWithInfo:(NSDictionary*)info{
[picker dismissViewControllerAnimated:YES completion:nil];
_iconView.image =info[UIImagePickerControllerEditedImage];
[self saveImage:_iconView.image withName:@"currentImage.png"];
}
#pragma mark - 保存图片至本地沙盒
- (void)saveImage:(UIImage *)currentImage withName:(NSString *)imageName
{
NSData *imageData = UIImageJPEGRepresentation(currentImage, 0.8);
// 获取沙盒目录
NSString *fullPath = [[NSHomeDirectory() stringByAppendingPathComponent:@"Documents"] stringByAppendingPathComponent:imageName];
// 将图片写入文件
[imageData writeToFile:fullPath atomically:NO];
}