-(
void)tapGestureRecognizer:(UITapGestureRecognizer *
)sender {
UIActionSheet *action = [[UIActionSheet alloc] initWithTitle:
@"选择照片" delegate: self cancelButtonTitle:
@"取消" destructiveButtonTitle:
@"相机" otherButtonTitles:
@"本地相册", nil];
[action showInView:self.view];
}
- (
void)actionSheet:(UIActionSheet *
)actionSheet clickedButtonAtIndex:(NSInteger)buttonIndex {
if (buttonIndex ==
2) {
return;
}
//创建图片选择器
UIImagePickerController *imagePicker =
[[UIImagePickerController alloc] init];
imagePicker.delegate =
self;
//设置图片选择属性
imagePicker.allowsEditing =
NO;
if (buttonIndex ==
0) {
if ([UIImagePickerController isSourceTypeAvailable:UIImagePickerControllerSourceTypeCamera]) {
//真机打开
imagePicker.sourceType =
UIImagePickerControllerSourceTypeCamera;
}else {
//模拟器打开
NSLog(
@"模拟器打开");
return;
}
}else {
//相册
imagePicker.sourceType =
UIImagePickerControllerSourceTypePhotoLibrary;
}
//进去选择器
[self presentViewController:imagePicker animated:YES completion:nil];
self.modalPresentationStyle =
UIModalPresentationOverCurrentContext;
}
#pragma mark - UIImagePickerControllerDelegate
- (
void)imagePickerController:(UIImagePickerController *)picker didFinishPickingMediaWithInfo:(NSDictionary<NSString *,id> *
)info {
NSString *type =
[info objectForKey:UIImagePickerControllerMediaType];
//当选择的类型是图片
if ([type isEqualToString:
@"public.image"])
{
//先把图片转成NSData
UIImage* image = [info objectForKey:
@"UIImagePickerControllerOriginalImage"];
NSData *
data;
if (UIImagePNGRepresentation(image) ==
nil)
{
data = UIImageJPEGRepresentation(image,
1.0);
}
else
{
data =
UIImagePNGRepresentation(image);
}
self.headImg.image =
image;
//图片保存的路径
//这里将图片放在沙盒的documents文件夹中
NSString * DocumentsPath = [NSHomeDirectory() stringByAppendingPathComponent:
@"Documents"];
//文件管理器
NSFileManager *fileManager =
[NSFileManager defaultManager];
//把刚刚图片转换的data对象拷贝至沙盒中 并保存为image.png
[fileManager createDirectoryAtPath:DocumentsPath withIntermediateDirectories:YES attributes:nil error:nil];
[fileManager createFileAtPath:[DocumentsPath stringByAppendingString:@"/image.png"] contents:data attributes:nil];
//得到选择后沙盒中图片的完整路径
self.filePath = [[NSString alloc]initWithFormat:
@"%@%@",DocumentsPath,
@"/image.png"];
//关闭相册界面
[picker dismissViewControllerAnimated:YES completion:nil];
//[self saveChangeData];
}
}
//#pragma mark - delegate
//- (void)saveChangeData {
//NSData *imagData =UIImagePNGRepresentation(self.headImg.image);
//NSString *imageStr = [[NSString alloc] initWithData:imagData encoding:NSUTF8StringEncoding];
//NSLog(@"0------%@",imageStr);
//[DataManager getInstance].user.head_image = imageStr;
//}
转载于:https://www.cnblogs.com/ningmengcao-ios/p/5784607.html
相关资源：Android 调用系统相机拍照、以及相册
