public override void OnActivityResult(int requestCode, Result resultCode, Intent data)
{
base.OnActivityResult (requestCode, resultCode, data);
if (resultCode == Result.Ok) {
// Make it available in the gallery
Intent mediaScanIntent = new Intent (Intent.ActionMediaScannerScanFile);
Android.Net.Uri contentUri = Android.Net.Uri.FromFile (file);
mediaScanIntent.SetData (contentUri);
Activity.SendBroadcast (mediaScanIntent);
ExifInterface exif = new ExifInterface (file.ToString ());
text.Text += String.Format(@"TagGpsLatitude : {0} \n", exif.GetAttribute (ExifInterface.TagGpsLatitude));
text.Text += String.Format(@"TagGpsLongitude : {0} \n", exif.GetAttribute (ExifInterface.TagGpsLongitude));
text.Text += String.Format(@"TagGpsDatestamp : {0} \n", exif.GetAttribute (ExifInterface.TagGpsDatestamp));
text.Text += String.Format(@"TagIso : {0} \n", exif.GetAttribute (ExifInterface.TagIso));
text.Text += String.Format(@"TagDatetime : {0} \n", exif.GetAttribute (ExifInterface.TagDatetime));
}
// Dispose of the Java side bitmap.
GC.Collect();
}
public override void OnActivityResult(int requestCode, Result resultCode, Intent data)
{
base.OnActivityResult (requestCode, resultCode, data);
if (resultCode == Result.Ok) {
bIsPhotoMake = false;
// Make it available in the gallery
Intent mediaScanIntent = new Intent (Intent.ActionMediaScannerScanFile);
Android.Net.Uri contentUri = Android.Net.Uri.FromFile (file);
mediaScanIntent.SetData (contentUri);
Activity.SendBroadcast (mediaScanIntent);
ExifInterface exif = new ExifInterface (file.ToString ());
text.Text += String.Format(@"TagGpsLatitude : {0} \n", exif.GetAttribute (ExifInterface.TagGpsLatitude));
text.Text += String.Format(@"TagGpsLongitude : {0} \n", exif.GetAttribute (ExifInterface.TagGpsLongitude));
text.Text += String.Format(@"TagGpsDatestamp : {0} \n", exif.GetAttribute (ExifInterface.TagGpsDatestamp));
text.Text += String.Format(@"TagIso : {0} \n", exif.GetAttribute (ExifInterface.TagIso));
text.Text += String.Format(@"TagDatetime : {0} \n", exif.GetAttribute (ExifInterface.TagDatetime));
AttendancePhoto attPhoto = new AttendancePhoto () { id = -1, photoPath = file.ToString ()};
DateTime dtStamp;
if (DateTime.TryParse (exif.GetAttribute (ExifInterface.TagDatetime), out dtStamp)){
attPhoto.stamp = dtStamp;
};
float gps;
if (float.TryParse (exif.GetAttribute (ExifInterface.TagGpsLatitude), out gps)){
attPhoto.latitude = gps;
};
if (float.TryParse (exif.GetAttribute (ExifInterface.TagGpsLongitude), out gps)){
attPhoto.longitude = gps;
};
attPhoto.latitude = convertToDegree (exif.GetAttribute (ExifInterface.TagGpsLatitude));
attPhoto.longitude = convertToDegree (exif.GetAttribute (ExifInterface.TagGpsLongitude));
newAttendancePhotos.Add (attPhoto);
}
// Dispose of the Java side bitmap.
GC.Collect();
}
/// <summary>
/// Called after the user image is captured
/// Stores the image, displays it on the GUI, and submits it for facial recognition
/// </summary>
/// <param name="requestCode"></param>
/// <param name="resultCode"></param>
/// <param name="data"></param>
protected override async void OnActivityResult( int requestCode, Result resultCode, Intent data )
{
base.OnActivityResult( requestCode, resultCode, data );
// Make it available in the gallery
Intent mediaScanIntent = new Intent(Intent.ActionMediaScannerScanFile);
// Gets the image file
Android.Net.Uri contentUri = Android.Net.Uri.FromFile(App._file);
// Put image file into media database
mediaScanIntent.SetData( contentUri );
SendBroadcast( mediaScanIntent );
// Determine the dimensions to resize the image to
// Loading the full sized image will consume to much memory and cause the application to crash
int ImageHeight = Resources.DisplayMetrics.HeightPixels;
int ImageWidth = UserImageView.Height;
// Load the image
App.bitmap = App._file.Path.LoadAndResizeBitmap( ImageWidth, ImageHeight );
// Check that the image was loaded successfull
if (App.bitmap != null)
{
// Check the image orientation
ExifInterface exif = new ExifInterface( App._file.AbsoluteFile.ToString() );
int Orientation = Convert.ToInt32( exif.GetAttribute( ExifInterface.TagOrientation ) );
App.bitmap = BitmapHelpers.RotateBitmap( App.bitmap, Orientation );
// Set the bitmap to the image view
UserImageView.SetImageBitmap( App.bitmap );
// Submit the image for facial recognition matching
string recognizeResult = await RecognizeImage( App.bitmap );
// Remove the image data from memory
App.bitmap = null;
// Set the match name
MatchTextView.Text = recognizeResult;
// Get the match image from the name
string MatchImageURL;
CelebrityImage.TryGetValue( recognizeResult, out MatchImageURL );
if (MatchImageURL != null)
{
Bitmap CelebrityImageBitmap = BitmapHelpers.GetImageBitmapFromUrl( MatchImageURL );
MatchImageView.SetImageBitmap( CelebrityImageBitmap );
}
}
// Dispose of the Java side bitmap
GC.Collect();
}
private async Task GeoTagPhotoAsync()
{
// see if the photo already contains geo coords
var exif = new ExifInterface(_file.Path);
if (!string.IsNullOrWhiteSpace(exif.GetAttribute(ExifInterface.TagGpsLatitude)))
return;
RequestCurrentLocation();
var location = await _locationTCS.Task;
try
{
int num1Lat = (int)Math.Floor(location.Latitude);
int num2Lat = (int)Math.Floor((location.Latitude - num1Lat) * 60);
double num3Lat = (location.Latitude - ((double)num1Lat + ((double)num2Lat / 60))) * 3600000;
int num1Lon = (int)Math.Floor(location.Longitude);
int num2Lon = (int)Math.Floor((location.Longitude - num1Lon) * 60);
double num3Lon = (location.Longitude - ((double)num1Lon + ((double)num2Lon / 60))) * 3600000;
exif.SetAttribute(ExifInterface.TagGpsLatitude, num1Lat + "/1," + num2Lat + "/1," + num3Lat + "/1000");
exif.SetAttribute(ExifInterface.TagGpsLongitude, num1Lon + "/1," + num2Lon + "/1," + num3Lon + "/1000");
if (location.Latitude > 0)
{
exif.SetAttribute(ExifInterface.TagGpsLatitudeRef, "N");
}
else
{
exif.SetAttribute(ExifInterface.TagGpsLatitudeRef, "S");
}
if (location.Longitude > 0)
{
exif.SetAttribute(ExifInterface.TagGpsLongitudeRef, "E");
}
else
{
exif.SetAttribute(ExifInterface.TagGpsLongitudeRef, "W");
}
exif.SaveAttributes();
}
catch (Java.IO.IOException)
{
// location will not be available on this image, but continue
}
}
public void OnPictureTaken(byte[] data, Android.Hardware.Camera camera)
{
FileOutputStream output = null;
string path = System.IO.Path.Combine(System.Environment.GetFolderPath(System.Environment.SpecialFolder.MyDocuments), "Images");
if (!System.IO.Directory.Exists(path))
System.IO.Directory.CreateDirectory(path);
string filename = PictureName + number.ToString() + ".jpg";
if (data != null)
{
fullFilename = System.IO.Path.Combine(path, filename);
number++;
try
{
output = new FileOutputStream(fullFilename);
output.Write(data);
output.Close();
}
catch (FileNotFoundException)
{
RunOnUiThread(delegate
{
GeneralUtils.Alert(context, Application.Context.Resources.GetString(Resource.String.commonError),
Application.Context.Resources.GetString(Resource.String.errorFileTransfer));
});
return;
}
catch (IOException)
{
RunOnUiThread(delegate
{
GeneralUtils.Alert(context, Application.Context.Resources.GetString(Resource.String.commonError),
Application.Context.Resources.GetString(Resource.String.errorNoImagesTaken));
});
isRunning = true;
camera.StartPreview();
return;
}
catch (Exception e)
{
#if DEBUG
System.Diagnostics.Debug.WriteLine("Exception thrown - {0}", e.Message);
#endif
return;
}
var f = new File(fullFilename);
try
{
var exifInterface = new ExifInterface(f.CanonicalPath);
exifInterface.GetAttribute(ExifInterface.TagModel);
var latLong = new float[2];
exifInterface.GetLatLong(latLong);
exifInterface.SetAttribute(ExifInterface.TagMake, "Phone picture");
exifInterface.SetAttribute(ExifInterface.TagDatetime, DateTime.Now.ToString());
}
catch (IOException)
{
RunOnUiThread(delegate
{
GeneralUtils.Alert(context, Application.Context.Resources.GetString(Resource.String.commonError),
Application.Context.Resources.GetString(Resource.String.errorStoreEXIF));
});
isRunning = true;
camera.StartPreview();
return;
}
}
RunOnUiThread(() => Toast.MakeText(context, Application.Context.Resources.GetString(Resource.String.commonPictureTaken), ToastLength.Short).Show());
isRunning = true;
camera.StartPreview();
return;
}
private Bitmap LoadAndResizeBitmap()
{
if (Path.StartsWith("http"))
{
//var webImage = GetImageBitmapFromUrl(Path);
//return Bitmap.CreateScaledBitmap(webImage, _screenWidth, _screenHeight, false);
return GetImageBitmapFromUrl(Path);
}
// First we get the the dimensions of the file on disk
BitmapFactory.Options options = new BitmapFactory.Options { InJustDecodeBounds = true };
BitmapFactory.DecodeFile(Path, options);
// Next we calculate the ratio that we need to resize the image by
// in order to fit the requested dimensions.
int outHeight = options.OutHeight;
int outWidth = options.OutWidth;
int inSampleSize = 1;
if (outHeight > _screenHeight || outWidth > _screenWidth)
{
inSampleSize = outWidth > outHeight
? outHeight / _screenHeight
: outWidth / _screenWidth;
}
// Now we will load the image and have BitmapFactory resize it for us.
options.InSampleSize = inSampleSize;
options.InJustDecodeBounds = false;
Bitmap resizedBitmap = BitmapFactory.DecodeFile(Path, options);
// Images are being saved in landscape, so rotate them back to portrait if they were taken in portrait
Matrix mtx = new Matrix();
ExifInterface exif = new ExifInterface(Path);
string orientation = exif.GetAttribute(ExifInterface.TagOrientation);
switch (orientation)
{
case "6": // portrait
mtx.PreRotate(90);
resizedBitmap = Bitmap.CreateBitmap(resizedBitmap, 0, 0, resizedBitmap.Width, resizedBitmap.Height, mtx, false);
mtx.Dispose();
mtx = null;
break;
case "1": // landscape
break;
default:
mtx.PreRotate(90);
resizedBitmap = Bitmap.CreateBitmap(resizedBitmap, 0, 0, resizedBitmap.Width, resizedBitmap.Height, mtx, false);
mtx.Dispose();
mtx = null;
break;
}
return resizedBitmap;
}
protected override void OnCreate(Bundle bundle) {
RequestWindowFeature(WindowFeatures.NoTitle);
base.OnCreate(bundle);
this.SetContentView(Resource.Layout.SignaturePad);
SignaturePadOrientation actualOrientation = SignaturePadOrientation.Automatic;
this.currentConfig = new SignaturePadConfiguration();
this.currentConfig.LoadFromIntent(this.Intent);
var rootView = this.FindViewById<RelativeLayout>(Resource.Id.rootView);
this.signatureView = this.FindViewById<SignaturePadView>(Resource.Id.signatureView);
this.btnSave = this.FindViewById<Button>(Resource.Id.btnSave);
this.btnCancel = this.FindViewById<Button>(Resource.Id.btnCancel);
var cfg = currentConfig;
rootView.SetBackgroundColor(cfg.BackgroundColor.ToAndroidColor());
this.signatureView.BackgroundColor = cfg.SignatureBackgroundColor.ToAndroidColor();
this.signatureView.Caption.Text = cfg.CaptionText;
this.signatureView.Caption.SetTextColor(cfg.CaptionTextColor.ToAndroidColor());
this.signatureView.ClearLabel.Text = cfg.ClearText;
this.signatureView.ClearLabel.SetTextColor(cfg.ClearTextColor.ToAndroidColor());
this.signatureView.SignatureLineColor = cfg.SignatureLineColor.ToAndroidColor();
this.signatureView.SignaturePrompt.Text = cfg.PromptText;
this.signatureView.SignaturePrompt.SetTextColor(cfg.PromptTextColor.ToAndroidColor());
this.signatureView.StrokeColor = cfg.StrokeColor.ToAndroidColor();
this.signatureView.StrokeWidth = cfg.StrokeWidth;
this.btnSave.Text = cfg.SaveText;
this.btnCancel.Text = cfg.CancelText;
if (string.IsNullOrWhiteSpace(cfg.CancelText)) {
this.btnCancel.Visibility = ViewStates.Invisible;
}
var exif = new ExifInterface(cfg.BackgroundImage);
var orientation = exif.GetAttribute(ExifInterface.TagOrientation);
var width = exif.GetAttributeInt(ExifInterface.TagImageWidth, 100);
var height = exif.GetAttributeInt(ExifInterface.TagImageLength, 80);
switch (orientation) {
case "1": // landscape
case "3": // landscape
actualOrientation = SignaturePadOrientation.Landscape;
break;
case "8":
case "4":
case "6": // portrait
actualOrientation = SignaturePadOrientation.Portrait;
break;
case "0": //undefined
default:
if (width > height)
actualOrientation = SignaturePadOrientation.Landscape;
else
actualOrientation = SignaturePadOrientation.Portrait;
break;
}
switch (actualOrientation) {
case SignaturePadOrientation.Landscape:
this.RequestedOrientation = Android.Content.PM.ScreenOrientation.Landscape;
break;
case SignaturePadOrientation.Portrait:
this.RequestedOrientation = Android.Content.PM.ScreenOrientation.Portrait;
break;
}
this.signatureView.BackgroundImageView.LayoutParameters.Height = ViewGroup.LayoutParams.FillParent;
this.signatureView.BackgroundImageView.LayoutParameters.Width = ViewGroup.LayoutParams.FillParent;
this.signatureView.BackgroundImageView.ViewTreeObserver.GlobalLayout += (sender, e) => //also tried with _View
{
var newSize = new Size(this.signatureView.Width, this.signatureView.Height);
if (newSize.Width > 0 && !hasBackground) {
if (cfg.Points != null && cfg.Points.Count() > 0) {
var points = cfg.Points.Select(i => i.GetPointF()).ToArray();
this.signatureView.LoadPoints(points);
} else {
}
//Get a smaller image if needed (memory optimization)
var bm = LoadAndResizeBitmap(cfg.BackgroundImage, newSize);
if (bm != null) {
hasBackground = true;
switch (cfg.BackgroundImageSize) {
case SignaturePadBackgroundSize.Fill:
this.signatureView.BackgroundImageView.SetScaleType(ImageView.ScaleType.FitXy);
this.signatureView.BackgroundImageView.SetAdjustViewBounds(true);
break;
case SignaturePadBackgroundSize.Stretch:
this.signatureView.BackgroundImageView.SetScaleType(ImageView.ScaleType.FitXy);
break;
}
this.signatureView.BackgroundImageView.SetImageBitmap(bm);
}
}
};
}
private Android.Graphics.Bitmap LoadAndResizeBitmap(string fileName, Size newSize) {
var exif = new ExifInterface(fileName);
var width = exif.GetAttributeInt(ExifInterface.TagImageWidth, 100);
var height = exif.GetAttributeInt(ExifInterface.TagImageLength, 80);
var orientation = exif.GetAttribute(ExifInterface.TagOrientation);
// We calculate the ratio that we need to resize the image by
// in order to fit the requested dimensions.
var inSampleSize = 1.0;
if (newSize.Height < height || newSize.Width < width) {
inSampleSize = newSize.Width > newSize.Height
? newSize.Height / height
: newSize.Width / width;
}
var options = new Android.Graphics.BitmapFactory.Options {
InJustDecodeBounds = false,
InSampleSize = (int)inSampleSize
};
// Now we will load the image and have BitmapFactory resize it for us.
var resizedBitmap = Android.Graphics.BitmapFactory.DecodeFile(fileName, options);
var rotate = false;
switch (orientation) {
case "1": // landscape
case "3": // landscape
if (width < height)
rotate = true;
break;
case "8":
case "4":
case "6": // portrait
if (width > height)
rotate = true;
break;
case "0": //undefined
default:
break;
}
if (rotate) {
var mtx = new Android.Graphics.Matrix();
mtx.PreRotate(90);
resizedBitmap = Android.Graphics.Bitmap.CreateBitmap(resizedBitmap, 0, 0, resizedBitmap.Width, resizedBitmap.Height, mtx, false);
mtx.Dispose();
mtx = null;
}
return resizedBitmap;
}
protected override void OnCreate(Bundle savedInstanceState)
{
base.OnCreate(savedInstanceState);
RequestWindowFeature(Android.Views.WindowFeatures.NoTitle);
this.RequestedOrientation = Android.Content.PM.ScreenOrientation.Portrait;
SetContentView(Resource.Layout.cropimage);
imageView = FindViewById<CropImageView>(Resource.Id.image);
showStorageToast(this);
Bundle extras = Intent.Extras;
if (extras != null)
{
imagePath = extras.GetString("image-path");
saveUri = getImageUri(imagePath);
if (extras.GetString(MediaStore.ExtraOutput) != null)
{
saveUri = getImageUri(extras.GetString(MediaStore.ExtraOutput));
}
bitmap = getBitmap(imagePath);
aspectX = extras.GetInt("aspectX");
aspectY = extras.GetInt("aspectY");
outputX = extras.GetInt("outputX");
outputY = extras.GetInt("outputY");
scale = extras.GetBoolean("scale", true);
scaleUp = extras.GetBoolean("scaleUpIfNeeded", true);
if (extras.GetString("outputFormat") != null)
{
outputFormat = Bitmap.CompressFormat.ValueOf(extras.GetString("outputFormat"));
}
}
if (bitmap == null)
{
Finish();
return;
}
Window.AddFlags(WindowManagerFlags.Fullscreen);
FindViewById<Button>(Resource.Id.discard).Click += (sender, e) => { SetResult(Result.Canceled); Finish(); };
FindViewById<Button>(Resource.Id.save).Click += (sender, e) => { onSaveClicked(); };
FindViewById<Button>(Resource.Id.rotateLeft).Click += (o, e) =>
{
bitmap = Util.rotateImage(bitmap, -90);
RotateBitmap rotateBitmap = new RotateBitmap(bitmap);
imageView.SetImageRotateBitmapResetBase(rotateBitmap, true);
addHighlightView();
};
FindViewById<Button>(Resource.Id.rotateRight).Click += (o, e) =>
{
bitmap = Util.rotateImage(bitmap, 90);
RotateBitmap rotateBitmap = new RotateBitmap(bitmap);
imageView.SetImageRotateBitmapResetBase(rotateBitmap, true);
addHighlightView();
};
ExifInterface exif = new ExifInterface(imagePath);
string orientation = exif.GetAttribute(ExifInterface.TagOrientation);
switch(orientation) {
case "6" : // portrait
bitmap = Util.rotateImage(bitmap, -90);
break;
case "1" : // landscape
break;
default :
bitmap = Util.rotateImage(bitmap, -90);
break;
}
imageView.SetImageBitmapResetBase(bitmap, true);
addHighlightView();
}
