Esempio n. 1
0
        public async void DisplayImage()
        {
            await CrossMedia.Current.Initialize();

            ImageInfo.TimeStamp = DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss", CultureInfo.InvariantCulture);

            Plugin.Media.Abstractions.Location imageLocation;
            imageLocation = new Plugin.Media.Abstractions.Location();

            try
            {
                var request  = new GeolocationRequest(GeolocationAccuracy.Medium);
                var location = await Geolocation.GetLocationAsync(request);

                if (location != null)
                {
                    imageLocation.Latitude  = location.Latitude;
                    imageLocation.Longitude = location.Longitude;
                    ImageInfo.Coordinates   = imageLocation.Latitude + ";" + imageLocation.Longitude;
                }
            }
            catch (FeatureNotSupportedException fnsEx)
            {
                // Handle not supported on device exception
            }
            catch (FeatureNotEnabledException fneEx)
            {
                // Handle not enabled on device exception
            }
            catch (PermissionException pEx)
            {
                // Handle permission exception
            }
            catch (Exception ex)
            {
                // Unable to get location
            }


            Photo = await CrossMedia.Current.TakePhotoAsync(
                new Plugin.Media.Abstractions.StoreCameraMediaOptions
            {
                SaveToAlbum  = true,
                Directory    = "cs191t",
                Name         = imageFileName,
                Location     = imageLocation,
                SaveMetaData = true,
            });


            // Check file is available
            if (Photo != null)
            {
                CapturedImage           = ImageSource.FromStream(() => { return(Photo.GetStream()); });
                DiscardButton_isVisible = "True";
                SaveButton_isVisible    = "True";
            }
        }
        // handles the user picking a picture from their library
        async Task PickPicture()
        {
            if (!CrossMedia.Current.IsPickPhotoSupported)
            {
                return;
            }
            var file = await Plugin.Media.CrossMedia.Current.PickPhotoAsync(new Plugin.Media.Abstractions.PickMediaOptions
            {
                PhotoSize = Plugin.Media.Abstractions.PhotoSize.Medium,
            });


            if (file == null)
            {
                return;
            }
            //grab the user path
            Post.PicturePath = file.Path.ToString();
            // grab the time
            Post.PictureTime = DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss", CultureInfo.InvariantCulture);
            //grab location
            Plugin.Media.Abstractions.Location imageLocation;
            imageLocation = new Plugin.Media.Abstractions.Location();

            try
            {
                var request  = new GeolocationRequest(GeolocationAccuracy.Medium);
                var location = await Geolocation.GetLocationAsync(request);

                if (location != null)
                {
                    imageLocation.Latitude  = location.Latitude;
                    imageLocation.Longitude = location.Longitude;
                    Post.PictureLocation    = "(" + imageLocation.Latitude + ", " + imageLocation.Longitude + ")";
                }
            }
            catch (FeatureNotSupportedException fnsEx)
            {
                // Handle not supported on device exception
            }
            catch (FeatureNotEnabledException fneEx)
            {
                // Handle not enabled on device exception
            }
            catch (PermissionException pEx)
            {
                // Handle permission exception
            }
            catch (Exception ex)
            {
                // Unable to get location
            }
        }