private async Task OnChoosePicture()
{
try
{
var cameraStatus = await CrossPermissions.Current.CheckPermissionStatusAsync(Permission.Camera);
var storageStatus = await CrossPermissions.Current.CheckPermissionStatusAsync(Permission.Storage);
if (cameraStatus != PermissionStatus.Granted || storageStatus != PermissionStatus.Granted)
{
var statuses = await CrossPermissions.Current.RequestPermissionsAsync(new Permission[]
{ Permission.Camera, Permission.Storage });
}
var b = await CrossMedia.Current.Initialize();
string cameraStr = Translate.Get(nameof(AppResources.Camera));
string galleryStr = Translate.Get(nameof(AppResources.Gallery));
string cancelStr = Translate.Get(nameof(AppResources.Cancel));
var sourceChoice = await AlertService.Instance.DisplayActionSheet(
Translate.Get(nameof(AppResources.SelectSource)),
cancelStr, null, new[] { cameraStr, galleryStr });
if (sourceChoice == cancelStr)
{
return;
}
var mediaFile = (sourceChoice == cameraStr)
? await TakePhoto()
: await PickFromGallery();
if (mediaFile == null)
{
return;
}
IsBusy = true;
var image = new SignatureImage
{
Base64Content = GetBase64Data(mediaFile),
FileName = Path.GetFileName(mediaFile.Path)
};
PictureList.Add(image);
RaisePropertyChanged(nameof(PictureList));
}
catch (Exception ex)
{
await Alert.DisplayError(ex);
}
finally
{
IsBusy = false;
}
}
public void InitPictures()
{
var rawPicList = BlocksList.FindAll(b => b.BlockHeader.Type == FlacTagBlockHeader.BlockType.PICTURE);
foreach (var rawPictureBlock in rawPicList)
{
PictureList.Add(new FlacTagPicture(rawPictureBlock.ToBytes()));
}
}
public async void TakePicture()
{
clientPics = new ClientPictures
{
ClientId = Client.Id,
Pictures = await TakePic()
};
if (clientPics.Pictures != null)
{
PictureList.Add(clientPics);
database.Insert(clientPics);
IMG = GetImage(clientPics.Pictures);
}
database.Update(ClientPics);
ConverterAsync();
}
private void OnPicturesLoaded(object sender, PropertyChangedEventArgs e)
{
if (e.PropertyName == "IsSuccessfullyCompleted")
{
int icount = 0;
PictureList.Clear();
var pl = LoadingPictures.Result;
foreach (var p in pl)
{
PictureList.Add(new SongPicture(p));
if (p.selected)
{
icount++;
}
}
PictureList[0].Current = true;
SelectedImagesCount = icount;
}
}
public void UpdatePicturesTaxon()
{
Int64 pictureId = 33;
IPicture picture;
String filename;
Int32 affectedRows;
DateTime lastModified;
String updatedBy;
PictureMetaDataList pictureMetaData;
IPictureResponse pictureResponse;
PictureList pictures;
picture = GetPictureManager(true).GetPicture(GetUserContext(), pictureId, null, null, 0, false, string.Empty);
filename = @"\Temp\JN_Leiobunum-blackwalli_226679_Hane_new.jpg";
lastModified = DateTime.Now;
updatedBy = GetUserContext().User.GetPerson(GetUserContext()).FullName;
using (ITransaction transaction = GetUserContext().StartTransaction())
{
// Create picture.
pictureResponse = GetPictureManager().CreatePictureFilename(GetUserContext(), picture.Image, filename, lastModified, picture.VersionId + 1, updatedBy, null);
Assert.AreEqual(pictureResponse.AffectedRows, 1);
Assert.IsTrue(pictureResponse.Id > 0);
pictureMetaData = GetPictureManager().GetPictureMetaData(GetUserContext(), pictureResponse.Id, null);
Assert.IsTrue(pictureMetaData.IsNotEmpty());
picture = GetPictureManager().GetPicture(GetUserContext(),
pictureResponse.Id,
null,
null,
0,
false,
null);
Assert.IsNotNull(picture);
Assert.IsNull(picture.Taxon);
// Set taxon.
picture.Taxon = CoreData.TaxonManager.GetTaxon(GetUserContext(), TaxonId.Bear);
pictures = new PictureList();
pictures.Add(picture);
GetPictureManager().UpdatePictures(GetUserContext(), pictures, updatedBy);
pictureMetaData = GetPictureManager().GetPictureMetaData(GetUserContext(), pictureResponse.Id, null);
Assert.IsTrue(pictureMetaData.IsNotEmpty());
picture = GetPictureManager().GetPicture(GetUserContext(),
pictureResponse.Id,
null,
null,
0,
false,
null);
Assert.IsNotNull(picture);
Assert.IsNotNull(picture.Taxon);
Assert.AreEqual((Int32)(TaxonId.Bear), picture.Taxon.Id);
// Remove taxon.
picture.Taxon = null;
pictures = new PictureList();
pictures.Add(picture);
GetPictureManager().UpdatePictures(GetUserContext(), pictures, updatedBy);
pictureMetaData = GetPictureManager().GetPictureMetaData(GetUserContext(), pictureResponse.Id, null);
Assert.IsTrue(pictureMetaData.IsNotEmpty());
picture = GetPictureManager().GetPicture(GetUserContext(),
pictureResponse.Id,
null,
null,
0,
false,
null);
Assert.IsNotNull(picture);
Assert.IsNull(picture.Taxon);
// Clean up.
affectedRows = GetPictureManager().DeletePictureFilename(GetUserContext(), null, filename, picture.PictureStringId);
Assert.IsTrue(0 < affectedRows);
}
}
