private void HandlePhoto(MediaFile photo)
{
if (photo == null)
{
return;
}
var currentStream = photo.GetStream();
_bytes = ReadFully(currentStream);
using (Stream stream = new MemoryStream(_bytes))
{
_imageBitmap = SKBitmap.Decode(stream);
}
var imageToView = new ImageFile()
{
PhotoBytes = _bytes,
ImageBitmap = _imageBitmap
};
var cameraPage = new CameraPage();
cameraPage.Viewer.Initialize(imageToView);
Navigation.PopAsync();
Navigation.PushAsync(cameraPage);
}
public FotoPage()
{
BindingContext = vm;
Title = "Fotos";
bFoto = new Button
{
Text = "Tirar Foto",
HorizontalOptions = LayoutOptions.FillAndExpand,
VerticalOptions = LayoutOptions.FillAndExpand
};
var camera = new CameraPage
{
HorizontalOptions = LayoutOptions.FillAndExpand,
VerticalOptions = LayoutOptions.FillAndExpand
};
Content = new StackLayout
{
Padding = 30,
Children =
{
camera
}
};
}
void OnChatting(object sender, System.EventArgs e)
{
cameraPage = null;
cameraPage = new CameraPage();
//Navigation.PushAsync((new CameraPage()/*_MachPage*/));
Navigation.PushPopupAsync(cameraPage);
}
async void TakePhotoButton_Clicked(object sender, System.EventArgs e)
{
var cameraPage = new CameraPage();
cameraPage.OnPhotoResult += CameraPage_OnPhotoResult;
await Navigation.PushModalAsync(cameraPage);
}
public void Setup()
{
_browserAccess = new BrowserAccess();
_driver = _browserAccess.Driver;
_baseUrl = _browserAccess.BaseUrl;
_homePage = new HomePage(_driver);
_cameraPage = new CameraPage(_driver);
}
protected override void OnElementChanged(ElementChangedEventArgs <Xamarin.Forms.Page> e)
{
base.OnElementChanged(e);
page = (CameraPage)e.NewElement;
SetupUserInterface();
SetupEventHandlers();
}
/// <summary>
/// evento del boton capturar, hace una llamada a la pantalla camara (se renderiza nativamente según el dispositivo)
/// cualquier cambio a la camara es necesaria hacerla en CamaraPageRenderer.cs contenido en el modulo de .droid y .iOS respectivamente
/// </summary>
/// <param name="sender">objeto que hace referencia al evento</param>
/// <param name="e">argumentos que son posibles de obtener apartir del objeto que hace llamada al evento</param>
async void OCR_Clicked(object sender, System.EventArgs e)
{
if (CrossConnectivity.Current.IsConnected)
{
var cameraPage = new CameraPage();
cameraPage.OnPhotoResult += CameraPage_OnPhotoResult;
//await CameraPage_OnPhotoResult();
await Navigation.PushModalAsync(cameraPage);
}
else
{
await DisplayAlert("Error de conexión", "Es necesario estar conectado a internet para acceder este servicio", "Ok");
}
}
private void btnStart_Click(object sender, RoutedEventArgs e)
{
//Set bool variable to use camera image
isStream = true;
//Create a new object for the page
CameraPage camera = new CameraPage();
btnCapture.IsEnabled = true;
btnOCR.IsEnabled = false;
//Navigate to the new page
frame.NavigationService.Navigate(camera);
}
private Action <object> AddImageAction()
{
return(async(obj) =>
{
var results = await DependencyService.Get <IPermissions>().VerifyPermissionsAsync(false, PermissionType.Camera);
if (results == null || results[PermissionType.Camera] != PermissionStatus.Granted)
{
return;
}
string[] actions = null;
if (!String.IsNullOrEmpty(_contact.ProfileImage))
{
actions = new string[] { "Retake Photo", "Remove Photo" };
string action = await _page.DisplayActionSheet("Profile Photo", "Cancel", null, actions);
if (!String.IsNullOrEmpty(action) && !"Cancel".Equals(action))
{
if (action == "Retake Photo")
{
CameraPage cameraPage = new CameraPage(CameraOperationType.Profile);
cameraPage.PictureTaken += _page.CameraPictureTaken;
HomePage.Instance.PushCameraPage(cameraPage);
}
else if (action == "Remove Photo")
{
if (File.Exists(_contact.ProfileImage))
{
File.Delete(_contact.ProfileImage);
}
_contact.ProfileImage = "";
SetContact();
_page.ContactModified = true;
return;
}
}
}
else
{
CameraPage cameraPage = new CameraPage(CameraOperationType.Profile);
cameraPage.PictureTaken += _page.CameraPictureTaken;
HomePage.Instance.PushCameraPage(cameraPage);
}
});
}
private void btnCapture_Click(object sender, RoutedEventArgs e)
{
CameraPage cameraPage = new CameraPage();
Bitmap taken = cameraPage.GenerateTakenImage();
if (taken != null)
{
outputPage.imgOutput.Source = ImageUtils.ImageSourceFromBitmap(taken);
}
//Declare that image is used
isImageLoaded = true;
//Enable the detect button
btnOCR.IsEnabled = true;
//Clear the frame
frame.Content = outputPage;
}
//handles when the preview is tapped (to take a picture for classification)
public async void OnCameraPreviewTapped(object sender, EventArgs e)
{
if (ready)
{
ready = false;
AVCaptureStillImageOutput output = new AVCaptureStillImageOutput
{
OutputSettings = new NSDictionary()
};
uiCameraPreview.CaptureSession.AddOutput(output);
System.Threading.Thread.Sleep(70);
var videoConnection = output.ConnectionFromMediaType(AVMediaType.Video);
var sampleBuffer = await output.CaptureStillImageTaskAsync(videoConnection);
var jpegImageAsNSData = AVCaptureStillImageOutput.JpegStillToNSData(sampleBuffer);
var jpegAsByteArray = jpegImageAsNSData.ToArray();
//send to camera page to send image to aws
CameraPage.TakePhoto(jpegAsByteArray);
uiCameraPreview.CaptureSession.RemoveOutput(output);
ready = true;
}
}
private void button_resetOffsets_Click(object sender, RoutedEventArgs e)
{
cc2d.border_tools1.Visibility = Visibility.Collapsed;
cc2d.border_tools2.Visibility = Visibility.Visible;
((Image)cc2d.button_switchToCamera.Content).Source =
new BitmapImage(
new Uri("pack://application:,,,/Cad2D;component/Resources/tick.png",
UriKind.Absolute));
cc2d.btn_sendToPlc_back.Visibility = Visibility.Collapsed;
cc2d.pagesStack.Push(this);
CameraPage cp = new CameraPage();
cc2d.contentControl.Content = cp;
cp.start();
}
public NavigationPage FetchMainUI()
{
momentListPage = new MomentListPage();
cameraPage = new CameraPage();
//cameraPreviewPage = new CameraPreviewPage();
profilePage = new ProfilePage();
bottomBarPage = new BottomBarPage();
bottomBarPage.BarBackgroundColor = Color.Pink;
bottomBarPage.Children.Add(momentListPage);
momentListPage.Title = "Moments";
momentListPage.Icon = (FileImageSource)ImageSource.FromFile("earth.png");
//momentListPage.SetTabColor(Color.FromHex("#5D4037"));
bottomBarPage.Children.Add(cameraPage);
cameraPage.Title = "Camera";
cameraPage.Icon = (FileImageSource)ImageSource.FromFile("camera.png");
//cameraPage.SetTabColor(Color.FromHex("#5D4037"));
bottomBarPage.Children.Add(profilePage);
profilePage.Title = "Profile";
profilePage.Icon = (FileImageSource)ImageSource.FromFile("face.png");
//profilePage.SetTabColor(Color.FromHex("#5D4037"));
var navigationPage = new NavigationPage(bottomBarPage);
NavigationPage.SetHasNavigationBar(bottomBarPage, false);
//NavigationPage navigationPage = null;
//string[] tabTitles = { "Favorites", "Friends", "Nearby", "Recents", "Restaurants" };
//string[] tabColors = { null, "#5D4037", "#7B1FA2", "#FF5252", "#FF9800" };
//for (int i = 0; i < tabTitles.Length; ++i)
//{
// string title = tabTitles[i];
// string tabColor = tabColors[i];
//FileImageSource icon = (FileImageSource)ImageSource.FromFile(string.Format("ic_{0}.png", title.ToLowerInvariant()));
// // create tab page
// var tabPage = new TabPage()
// {
// Title = title,
// Icon = icon
// };
// // set tab color
// if (tabColor != null)
// {
// tabPage.SetTabColor(Color.FromHex(tabColor));
// }
// // set label based on title
// tabPage.UpdateLabel();
// // add tab pag to tab control
// bottomBarPage.Children.Add(tabPage);
//}
return(navigationPage);
}
public void OpenCamera()
{
IsOpen = false;
Execute.BeginOnUIThread(TimeSpan.FromSeconds(0.25), async() =>
{
var cameraSettings = IoC.Get <IStateService>().GetCameraSettings();
if (cameraSettings != null && !cameraSettings.External)
{
SystemTray.IsVisible = false;
var frame = Application.Current.RootVisual as PhoneApplicationFrame;
double width = 0.0;
double height = 0.0;
PhoneApplicationPage page = null;
if (frame != null)
{
page = frame.Content as PhoneApplicationPage;
if (page != null)
{
width = page.ActualWidth;
height = page.ActualHeight;
page.IsHitTestVisible = false;
//page.Visibility = Visibility.Collapsed;
page.SupportedOrientations = SupportedPageOrientation.PortraitOrLandscape;
}
}
var cameraPage = new CameraPage();
var binding = new Binding();
binding.Source = page;
binding.Path = new PropertyPath("Orientation");
cameraPage.SetBinding(CameraPage.ParentPageOrientationProperty, binding);
cameraPage.Width = width;
cameraPage.Height = height;
var telegramMessageBox = new TelegramMessageBox {
IsFullScreen = true
};
telegramMessageBox.Content = cameraPage;
var photoCaptured = false;
cameraPage.PhotoCaptured += (sender, args) =>
{
if (args.File != null)
{
_sendPhotosAction.SafeInvoke(new ReadOnlyCollection <StorageFile>(new[] { args.File }));
}
else
{
photoCaptured = true;
telegramMessageBox.Dismiss();
}
};
cameraPage.VideoCaptured += (sender, args) =>
{
telegramMessageBox.Dismiss();
var dialogDetails = page as IDialogDetailsView;
if (dialogDetails != null)
{
dialogDetails.CreateBitmapCache(() => { });
}
Execute.BeginOnUIThread(TimeSpan.FromSeconds(1.0), () => _sendVideoAction.SafeInvoke(args.File));
};
telegramMessageBox.Show();
telegramMessageBox.Dismissing += (sender, args) =>
{
};
telegramMessageBox.Dismissed += (sender, args) =>
{
SystemTray.IsVisible = true;
frame = Application.Current.RootVisual as PhoneApplicationFrame;
if (frame != null)
{
page = frame.Content as PhoneApplicationPage;
if (page != null)
{
page.IsHitTestVisible = true;
//page.Visibility = Visibility.Visible;
page.SupportedOrientations = SupportedPageOrientation.Portrait;
}
}
cameraPage.ClearValue(CameraPage.ParentPageOrientationProperty);
if (!photoCaptured)
{
cameraPage.Dispose();
}
};
}
else
{
if (Environment.OSVersion.Version.Major >= 10)
{
object ccu = null;
var _type10 = Type.GetType("Windows.Media.Capture.CameraCaptureUI, Windows, ContentType=WindowsRuntime");
if (_type10 != null)
{
ccu = Activator.CreateInstance(_type10);
}
if (ccu == null)
{
return;
}
var mode = CameraCaptureUIMode.Photo;
var modeType = Type.GetType("Windows.Media.Capture.CameraCaptureUIMode, Windows, ContentType=WindowsRuntime");
object modeVal = Enum.ToObject(modeType, mode);
try
{
var file = await(Windows.Foundation.IAsyncOperation <StorageFile>) _type10.GetRuntimeMethod("CaptureFileAsync", new Type[] { modeType }).Invoke(ccu, new object[] { modeVal });
if (file != null)
{
_sendPhotosAction.SafeInvoke(new ReadOnlyCollection <StorageFile>(new[] { file }));
}
}
catch (Exception ex)
{
Execute.ShowDebugMessage("CameraCaptureTask.OnCompleted ex " + ex);
}
}
else
{
((App)Application.Current).ChooseFileInfo = new ChooseFileInfo(DateTime.Now);
var task = new CameraCaptureTask();
task.Completed += (o, e) =>
{
if (e.TaskResult != TaskResult.OK)
{
return;
}
try
{
var getFileTask = StorageFile.GetFileFromPathAsync(e.OriginalFileName).AsTask();
var file = getFileTask.Result;
App.Photos = new ReadOnlyCollection <StorageFile>(new[] { file });
}
catch (Exception ex)
{
Execute.ShowDebugMessage("CameraCaptureTask.OnCompleted ex " + ex);
}
};
task.Show();
}
}
});
}
public AutoFocusCallback(CameraPage cameraPageRef, float xPoint, float yPoint)
{
cameraPage = cameraPageRef;
tapX = xPoint;
tapY = yPoint;
}
public App()
{
// The root page of your application
MainPage = new CameraPage();
ComputerVision.MakeRequest();
}
//private const int BUTTON_BORDER_WIDTH = 1;
//private const int BUTTON_HEIGHT = 88;
//private const int BUTTON_HEIGHT_WP = 144;
//private const int BUTTON_HALF_HEIGHT = 44;
//private const int BUTTON_HALF_HEIGHT_WP = 72;
//private const int BUTTON_WIDTH = 88;
//private const int BUTTON_WIDTH_WP = 144;
//private AbsoluteLayout bodyLayout;
//private StackLayout bottomLayout;
//private StackLayout descriptionLayout;
//private Image image = new Image();
//private ActivityIndicator indicator = new ActivityIndicator();
//private Label imageDescription = new Label ();
//private byte[] imageBuffer;
//private bool faceDetected = false;
//private bool emotionDetected = false;
public App()
{
// bodyLayout = new AbsoluteLayout ();
// bodyLayout.HorizontalOptions = LayoutOptions.CenterAndExpand;
// bodyLayout.VerticalOptions = LayoutOptions.CenterAndExpand;
// bodyLayout.Children.Add (image);
// descriptionLayout = new StackLayout ();
// descriptionLayout.IsVisible = false;
// descriptionLayout.HorizontalOptions = LayoutOptions.CenterAndExpand;
// descriptionLayout.VerticalOptions = LayoutOptions.CenterAndExpand;
// imageDescription.TextColor = Color.Black;
// imageDescription.HorizontalOptions = LayoutOptions.CenterAndExpand;
// imageDescription.HorizontalTextAlignment = TextAlignment.Center;
// imageDescription.Text = "descrivimi l'immagine";
// var describeTap = new TapGestureRecognizer ();
// describeTap.Tapped += async (sender, e) => {
// OnStartLongProcess ();
// var visionClient = new ComputerVisionClient ();
// var result = await visionClient.RecognizeAsync (new MemoryStream (imageBuffer));
// imageDescription.Text = result.description.captions.FirstOrDefault()?.text;
// OnEndLongProcess ();
// };
// imageDescription.GestureRecognizers.Add(describeTap);
// descriptionLayout.Children.Add (imageDescription);
// bottomLayout = new StackLayout ();
// bottomLayout.Orientation = StackOrientation.Horizontal;
// bottomLayout.HorizontalOptions = LayoutOptions.Center;
// var button = new Button ()
// {
// Image = "Camera-50.png",
// BackgroundColor = Color.Blue,
// BorderColor = Color.White,
// TextColor = Color.White,
// BorderWidth = BUTTON_BORDER_WIDTH,
// BorderRadius = Device.OnPlatform(BUTTON_HALF_HEIGHT, BUTTON_HALF_HEIGHT, BUTTON_HALF_HEIGHT_WP),
// HeightRequest = Device.OnPlatform(BUTTON_HEIGHT, BUTTON_HEIGHT, BUTTON_HEIGHT_WP),
// MinimumHeightRequest = Device.OnPlatform(BUTTON_HEIGHT, BUTTON_HEIGHT, BUTTON_HEIGHT_WP),
// WidthRequest = Device.OnPlatform(BUTTON_WIDTH, BUTTON_WIDTH, BUTTON_WIDTH_WP),
// MinimumWidthRequest = Device.OnPlatform(BUTTON_WIDTH, BUTTON_WIDTH, BUTTON_WIDTH_WP),
// HorizontalOptions = LayoutOptions.Center,
// VerticalOptions = LayoutOptions.Center
// };
// button.Clicked += TakePictureButtonClicked;
//// var button2 = new Button ()
//// {
//// Image = "Camera-50.png",
//// BackgroundColor = Color.Blue,
//// BorderColor = Color.White,
//// TextColor = Color.White,
//// BorderWidth = BUTTON_BORDER_WIDTH,
//// BorderRadius = Device.OnPlatform(BUTTON_HALF_HEIGHT, BUTTON_HALF_HEIGHT, BUTTON_HALF_HEIGHT_WP),
//// HeightRequest = Device.OnPlatform(BUTTON_HEIGHT, BUTTON_HEIGHT, BUTTON_HEIGHT_WP),
//// MinimumHeightRequest = Device.OnPlatform(BUTTON_HEIGHT, BUTTON_HEIGHT, BUTTON_HEIGHT_WP),
//// WidthRequest = Device.OnPlatform(BUTTON_WIDTH, BUTTON_WIDTH, BUTTON_WIDTH_WP),
//// MinimumWidthRequest = Device.OnPlatform(BUTTON_WIDTH, BUTTON_WIDTH, BUTTON_WIDTH_WP),
//// HorizontalOptions = LayoutOptions.Center,
//// VerticalOptions = LayoutOptions.Center
//// };
//// button2.Clicked += SpeechButtonClicked;
// bottomLayout.Children.Add (button);
//// bottomLayout.Children.Add (button2);
// var imageTap = new TapGestureRecognizer ();
// imageTap.Tapped += async (sender, e) => {
// OnStartLongProcess ();
// if (!faceDetected){
// faceDetected = true;
// await DetectFace (new MemoryStream (imageBuffer));
// } else if (!emotionDetected) {
// emotionDetected = true;
// await RecognizeEmotion(new MemoryStream(imageBuffer));
// }
// OnEndLongProcess ();
// };
// image.GestureRecognizers.Add (imageTap);
// indicator.HorizontalOptions = LayoutOptions.CenterAndExpand;
// indicator.VerticalOptions = LayoutOptions.CenterAndExpand;
// var content = new Grid ();
// content.RowDefinitions.Add (new RowDefinition () { Height = new GridLength(1, GridUnitType.Star) });
// content.RowDefinitions.Add (new RowDefinition () { Height = 100 });
// content.RowDefinitions.Add (new RowDefinition () { Height = 100 });
// content.Children.Add (bodyLayout);
// content.Children.Add (descriptionLayout);
// content.Children.Add (bottomLayout);
// content.Children.Add (indicator);
// Grid.SetRow (bodyLayout, 0);
// Grid.SetRow (descriptionLayout, 1);
// Grid.SetRow (bottomLayout, 2);
// Grid.SetRow (indicator, 0);
// Grid.SetRowSpan (indicator, 3);
MainPage = new CameraPage();
}
protected override void OnActivityResult(int requestCode, Result resultCode, Intent data)
{
IsCamera = CameraPage.IsCamera;
IsVideo = VideoPlayerPage.IsVideo;
base.OnActivityResult(requestCode, resultCode, data);
if (requestCode == PickImageId)
{
if ((resultCode == Result.Ok) && (data != null))
{
// Set the filename as the completion of the Task
PickImageTaskCompletionSource.SetResult(data.DataString);
}
else
{
PickImageTaskCompletionSource.SetResult(null);
}
}
if (IsCamera)
{
Intent mediaScanIntent = new Intent(Intent.ActionMediaScannerScanFile);
Uri contentUri = Uri.FromFile(AppClass._file);
mediaScanIntent.SetData(contentUri);
SendBroadcast(mediaScanIntent);
//int height = Resources.DisplayMetrics.HeightPixels;
int width = Resources.DisplayMetrics.WidthPixels;
AppClass.bitmap = AppClass._file.Path.LoadAndResizeBitmap(width, width);
byte[] bitmapData = new byte[0];
if (AppClass.bitmap != null)
{
using (var stream = new MemoryStream())
{
AppClass.bitmap.Compress(Bitmap.CompressFormat.Png, 50, stream);
bitmapData = stream.ToArray();
}
AppClass.bitmap = null;
}
GC.Collect();
CameraPage.Cameraimage(bitmapData);
}
if (true)
{
if (requestCode == 1)
{
if (resultCode == Result.Ok)
{
if (data.Data != null)
{
Android.Net.Uri uri = data.Data;
int orientation = getOrientation(uri);
BitmapWorkerTask task = new BitmapWorkerTask(this.ContentResolver, uri);
task.Execute(orientation);
}
}
}
}
}
public App()
{
InitializeComponent();
MainPage = new CameraPage();
}
private void HandlePopupCameraPage(CameraPage sender, NativeNavigationArgs args)
{
this.activity.Finish();
}
