private async void GalleryButton_Tapped(object sender, EventArgs e)
{
var results = await DependencyService.Get <IPermissions>().VerifyPermissionsAsync(false, PermissionType.Photos);
if (results == null || results[PermissionType.Photos] != PermissionStatus.Granted)
{
return;
}
cleanup = false;
try
{
Stream stream = await DependencyService.Get <IPicturePicker>().GetImageStreamAsync();
if (stream != null)
{
if (CurrentOperation == CameraOperationType.Normal)
{
CreateUpdateBusinessCardPage(null, stream);
}
else
{
Device.BeginInvokeOnMainThread(() =>
{
HomePage.Instance.PopCameraPage();
PictureTaken?.Invoke(this, new PictureTakenEventArgs(null, stream, CurrentOperation));
});
}
}
}
catch (Exception ex)
{
Console.WriteLine(ex.Message);
}
}
private void LeadCamera_PictureReceived(Leadtools.Camera.Xamarin.FrameHandlerEventArgs e)
{
if (_enableAutoCapture)
{
Device.BeginInvokeOnMainThread(() =>
{
autoCaptureLabel.AbortAnimation("FadeInOut");
autoCaptureLabel.Opacity = 1;
autoCaptureLabel.Text = "Business Card Detected";
});
}
if (CurrentOperation == CameraOperationType.Normal)
{
if (e.Image != null)
{
CreateUpdateBusinessCardPage(e.Image);
if (e.Image != null && !e.Image.IsDisposed)
{
e.Image.Dispose();
}
}
}
else
{
Device.BeginInvokeOnMainThread(() =>
{
HomePage.Instance.PopCameraPage();
PictureTaken?.Invoke(this, new PictureTakenEventArgs(e.Image, null, CurrentOperation));
});
}
}
public void EventTriggered(object Sender, EventArgs Event)
{
PictureTaken CreatedEvent = new PictureTaken();
CreatedEvent.Image = new System.IO.FileInfo(GetFilename(false));
this.OnPicture(CreatedEvent);
}
public void TakePhoto(string imageFileName)
{
ImageBuffer noCameraImage = new ImageBuffer(640, 480);
Graphics2D graphics = noCameraImage.NewGraphics2D();
graphics.Clear(Color.White);
graphics.DrawString("No Camera Detected", 320, 240, pointSize: 24, justification: Agg.Font.Justification.Center);
graphics.DrawString(DateTime.Now.ToString(), 320, 200, pointSize: 12, justification: Agg.Font.Justification.Center);
AggContext.ImageIO.SaveImageData(imageFileName, noCameraImage);
PictureTaken?.Invoke(null, null);
}
public override void DidFinishProcessingPhoto(AVCapturePhotoOutput captureOutput,
CMSampleBuffer photoSampleBuffer,
CMSampleBuffer previewPhotoSampleBuffer,
AVCaptureResolvedPhotoSettings resolvedSettings,
AVCaptureBracketedStillImageSettings bracketSettings,
NSError error)
{
if (photoSampleBuffer != null)
{
_photoData = AVCapturePhotoOutput.GetJpegPhotoDataRepresentation(photoSampleBuffer, previewPhotoSampleBuffer);
}
else
{
System.Diagnostics.Debug.WriteLine(string.Format("Error capturing photo: {0}", error.LocalizedDescription));
}
PictureTaken?.Invoke(this, _photoData);
}
//--------------- Processing Information -----------------------
void client_MqttMsgPublishReceived(object sender, MqttMsgPublishEventArgs e)
{
string message = Encoding.Default.GetString(e.Message);
Debug.Log(message);
Debug.Log(e.Topic);
//Debug.Log("Altitude is: " + pos.Altitude);
//Debug.Log("Azimuth is: " + pos.Azimuth);
if (e.Topic == "IC.embedded/friends/unity/sensors")
{
ReceivedTelescopePos pos = JsonUtility.FromJson <ReceivedTelescopePos>(message);
Debug.Log("Altitude is: " + pos.Altitude);
Debug.Log("Azimuth is: " + pos.Azimuth);
OnReceivePosUpdate(pos);
TelsecopeUpdate = message;
}
else if (e.Topic == "IC.embedded/friends/unity/camera")
{
PictureTaken pic = JsonUtility.FromJson <PictureTaken>(message);
Debug.Log(pic.Altitude);
Debug.Log(pic.Azimuth);
Debug.Log(pic.DayTaken);
Debug.Log(pic.HourTaken);
AASharp.AAS2DCoordinate coor = CoordinateTransformation.ToCelestialCoordinates(pic.Latitude, pic.Longitude, pic.Azimuth, pic.Altitude);
OnReceivePic(pic, (float)coor.Y, (float)coor.X);
ImageUpdate = message;
//create new image data
ImageData newImageData = new ImageData((float)coor.Y, (float)coor.X, pic.YearTaken, pic.HourTaken, pic.MinuteTaken, pic.ImageName);
ALL_IMAGES.Add(newImageData);
SaveData();
}
}
public void OnPictureTaken(byte[] data, Android.Hardware.Camera camera)
{
try
{
PictureTaken?.Invoke(this, ExportBitmapAsPng(data));
Toast.MakeText(Context, "PICTURE TAKEN SUCESSFULLY", ToastLength.Long).Show();
}
catch (Exception e)
{
Toast.MakeText(Context, e.Message, ToastLength.Long).Show();
}
try
{
_mCamera?.StartPreview();
}
catch (Exception e)
{
Toast.MakeText(Context, e.Message, ToastLength.Long).Show();
}
}
public void OnPictureTaken(byte[] data, Camera camera)
{
FileStream outt;
try
{
outt = new FileStream(thumbnailfilename, FileMode.CreateNew);
outt.Write(data, 0, data.Length);
outt.Flush(true);
outt.Close();
PictureTaken?.Invoke();
}
catch (Exception)
{
}
finally
{
mPreview.StartCameraPreview();
}
}
//------------------ CallBack Functions ------------------------
void OnReceivePic(PictureTaken data, float dec, float ra)
{
//PhotoManager.Instance.OnReceivedNewImage(dec, ra, data.DayTaken, data.HourTaken, data.MinuteTaken, data.ImageName);
}
protected virtual void OnPicture(PictureTaken Event)
{
PictureNotify?.Invoke(this, Event);
}
