public Task <MediaResult> TakePhotoAsync(CameraOption option)
{
if (string.IsNullOrWhiteSpace(option.FilePath))
{
option.FilePath = System.IO.Path.Combine(GetPublicDirectoryPath(), GenerateUniqueFileName("jpeg"));
}
var task = new TaskCompletionSource <MediaResult>();
try
{
var picker = new ImagePickerController();
picker.TakePhotoAsync(GetController(), (nsDict) =>
{
if (nsDict == null)
{
task.SetResult(new MediaResult(false)
{
Message = "Cancelled."
});
return;
}
var photo = nsDict.ValueForKey(new NSString("UIImagePickerControllerOriginalImage")) as UIImage;
if (option.MaxHeight > 0 && option.MaxWidth > 0)
{
photo.Scale(new CoreGraphics.CGSize(option.MaxWidth, option.MaxHeight));
}
try
{
NSData imgData = photo.AsJPEG();
NSError err = null;
if (imgData.Save(option.FilePath, false, out err))
{
task.SetResult(new MediaResult(true)
{
FilePath = option.FilePath
});
}
else
{
task.SetResult(null);
}
}
catch (Exception ex)
{
task.SetResult(new MediaResult(false)
{
Message = ex.Message
});
}
});
}
catch (Exception ex)
{
task.SetResult(new MediaResult(false)
{
Message = ex.Message
});
}
return(task.Task);
}
public Task <MediaResult> OpenMediaPickerAsync(MediaType fileType)
{
var task = new TaskCompletionSource <MediaResult>();
try
{
if (fileType == MediaType.Image)
{
var picker = new ImagePickerController();
picker.OpenImagePickerAsync(GetController(), (nsdict) =>
{
if (nsdict == null)
{
task.SetResult(new MediaResult(false)
{
Message = "Cancelled."
});
return;
}
try
{
var photoUrl = nsdict.ValueForKey(new NSString("UIImagePickerControllerReferenceURL")) as NSUrl;
var imageName = photoUrl.LastPathComponent;
var dir = NSSearchPath.GetDirectories(NSSearchPathDirectory.DocumentDirectory, NSSearchPathDomain.User, true).FirstOrDefault();
var picUrl = new NSUrl(dir, true);
var localPath = picUrl.Append(imageName, false);
var localPath1 = picUrl.Append(imageName, true);
//task.SetResult(new MediaResult(true) { FilePath = localPath.ToString()});
var photo = nsdict.ValueForKey(new NSString("UIImagePickerControllerOriginalImage")) as UIImage;
if (photo != null)
{
string fileName = System.IO.Path.Combine(GetPublicDirectoryPath(), imageName);
NSError err = null;
if (photo.AsJPEG().Save(fileName, false, out err))
{
task.SetResult(new MediaResult(true)
{
FilePath = fileName
});
}
else
{
task.SetResult(null);
}
}
else
{
task.SetResult(null);
}
}
catch (Exception ex)
{
task.SetResult(new MediaResult(false)
{
FilePath = ex.Message
});
}
});
}
else if (fileType == MediaType.Video)
{
var picker = new ImagePickerController();
picker.OpenVideoPickerAsync(GetController(), (nsdict) =>
{
if (nsdict == null)
{
task.SetResult(new MediaResult(false)
{
Message = "Cancelled."
});
return;
}
try
{
var mediaUrl = nsdict.ValueForKey(new NSString("UIImagePickerControllerMediaURL")) as NSUrl;
task.SetResult(new MediaResult(true)
{
FilePath = mediaUrl.ToString()
});
}
catch (Exception ex)
{
task.SetResult(new MediaResult(false)
{
FilePath = ex.Message
});
}
});
}
else if (fileType == MediaType.Documents)
{
var picker = new ImagePickerController();
picker.OpenDoc(GetController(), (obj) =>
{
if (obj == null)
{
task.SetResult(new MediaResult(false)
{
Message = "Cancelled."
});
return;
}
try
{
var aa = obj.AbsoluteUrl;
var isExist = System.IO.File.Exists(aa.AbsoluteString);
task.SetResult(new MediaResult(true)
{
FilePath = aa.Path
});
}
catch (Exception ex)
{
task.SetResult(new MediaResult(false)
{
FilePath = ex.Message
});
}
});
}
else
{
var picker = new AudioPickerController();
picker.OpenAudioPickerAsync(GetController(), (nsurl) =>
{
if (nsurl == null)
{
task.SetResult(new MediaResult(false)
{
Message = "Cancelled."
});
return;
}
task.SetResult(new MediaResult(true)
{
FilePath = nsurl.ToString()
});
});
}
}
catch (Exception ex)
{
task.SetResult(new MediaResult(false)
{
Message = ex.Message
});
}
return(task.Task);
}
