public override View GetView(int position, View convertView, ViewGroup parent)
{
View view = convertView;
if (view == null)
{
view = _context.LayoutInflater.Inflate(Resource.Layout.DownloadedElevationDataItem, parent, false);
}
view.SetOnClickListener(this);
view.Tag = position;
DownloadedElevationData item = this[position];
view.FindViewById <TextView>(Resource.Id.textViewPlaceName).Text = $"{item.PlaceName}";
view.FindViewById <TextView>(Resource.Id.textViewGpsLocation).Text = GpsUtils.LocationAsString(item.Longitude, item.Latitude);
var sizeInMBytes = item.SizeInBytes / 1024d / 1024d;
view.FindViewById <TextView>(Resource.Id.textViewSize).Text = $"{item.Distance} km / {sizeInMBytes:F1} MBytes";
var deleteButton = view.FindViewById <ImageButton>(Resource.Id.PoiDeleteButton);
deleteButton.Tag = position;
deleteButton.SetOnClickListener(this);
return(view);
}
protected override void UpdateStatusBar()
{
string gpsLocation;
if (GpsUtils.HasLocation(Context.MyLocation))
{
gpsLocation = $"GPS:{Context.MyLocation.LocationAsString()} Alt:{Context.MyLocation.Altitude:F0}";
}
else
{
gpsLocation = "No GPS location";
}
var sign = Context.HeadingCorrector < 0 ? '-' : '+';
var heading = $"Hdg:{Context.HeadingX ?? 0:F1}{sign}{Math.Abs(Context.HeadingCorrector):F1}";
var zoomAndTiltCorrection = $"Scale:{photoView.Scale:F2} ,LT:{Context.LeftTiltCorrector:F2}, RT:{Context.RightTiltCorrector:F2}";
var viewAngle = $"va-V:{Context.ViewAngleVertical:F1} va-H:{Context.ViewAngleHorizontal:F1}";
var photoMatrix = $"im-X:{photoView.TranslateX:F1}, im-Y:{photoView.TranslateY:F1}, Sc:{photoView.DisplayScale:F2}/{photoView.Scale:F2}";
//_GPSTextView.Text = heading + " / " + zoomAndTiltCorrection + " / " + viewAngle;// + " / " + photoMatrix;
SetStatusLineText(zoomAndTiltCorrection + " / " + viewAngle + " / " + photoMatrix);
}
protected void NotifyDataChanged(PoiViewItemList poiData = null)
{
if (GpsUtils.HasLocation(MyLocation))
{
if (poiData is null)
{
var poiList = Database.GetItems(MyLocation, Settings.MaxDistance);
PoiData = new PoiViewItemList(poiList, MyLocation, Settings.MaxDistance, Settings.Categories, iGpsUtilities);
}
else
{
PoiData = poiData;
}
//fetch selected point again
if (SelectedPoi != null)
{
var selectedPoi = PoiData.Find(x => x.Poi.Id == SelectedPoi.Poi.Id);
if (selectedPoi != null)
{
selectedPoi.Selected = true;
SelectedPoi = selectedPoi;
}
else
{
SelectedPoi = null;
}
}
var args = new DataChangedEventArgs()
{
PoiData = PoiData
};
DataChanged?.Invoke(this, args);
}
else
{
var args = new DataChangedEventArgs()
{
PoiData = null
};
DataChanged?.Invoke(this, args);
}
}
public double Distance(GpsLocation loc1, GpsLocation loc2)
{
return(GpsUtils.Distance(loc1, loc2));
}
public double Bearing(GpsLocation loc1, GpsLocation loc2)
{
return(GpsUtils.Bearing(loc1, loc2));
}
public override View GetView(int position, View convertView, ViewGroup parent)
{
View view = convertView;
if (view == null)
{
if (DeviceDisplay.MainDisplayInfo.Orientation == DisplayOrientation.Portrait)
{
view = _context.LayoutInflater.Inflate(Resource.Layout.PhotosActivityItemPortrait, parent, false);
}
else
{
view = _context.LayoutInflater.Inflate(Resource.Layout.PhotosActivityItemLandscape, parent, false);
}
}
PhotoData item = this[position];
var gpsLocation = item.GetPhotoGpsLocation();
view.FindViewById <TextView>(Resource.Id.textViewTag).Text = item.Tag;
view.FindViewById <TextView>(Resource.Id.textViewDate).Text = item.GetPhotoTakenDateTime().ToShortDateString();
view.FindViewById <TextView>(Resource.Id.textViewTime).Text = item.GetPhotoTakenDateTime().ToLongTimeString();
view.FindViewById <TextView>(Resource.Id.textViewAltitude).Text = $"{Math.Round(item.Altitude)}m ";
view.FindViewById <TextView>(Resource.Id.textViewAltitude).SetTextColor(GpsUtils.HasAltitude(gpsLocation) ? Color.Black : Color.Red);
view.FindViewById <TextView>(Resource.Id.textViewDirection).Text = item.Heading.HasValue ? $"{Math.Round(GpsUtils.Normalize360(item.Heading.Value))}°" : "0°";
view.FindViewById <TextView>(Resource.Id.textViewDirection).SetTextColor(item.Heading.HasValue ? Color.Black : Color.Red);
view.FindViewById <TextView>(Resource.Id.textViewLocation).Text = gpsLocation.LocationAsShortString();
view.FindViewById <TextView>(Resource.Id.textViewLocation).SetTextColor(GpsUtils.HasLocation(gpsLocation) ? Color.Black : Color.Red);
var linearLayoutThumbnail = view.FindViewById <LinearLayout>(Resource.Id.linearLayoutThumbnail);
linearLayoutThumbnail.SetOnClickListener(this);
linearLayoutThumbnail.Tag = position;
var linearLayoutName = view.FindViewById <LinearLayout>(Resource.Id.linearLayoutName);
linearLayoutName.SetOnClickListener(this);
linearLayoutName.Tag = position;
var linearLayoutPhotoData = view.FindViewById <LinearLayout>(Resource.Id.linearLayoutPhotoData);
linearLayoutPhotoData.SetOnClickListener(this);
linearLayoutPhotoData.Tag = position;
var deleteButton = view.FindViewById <ImageButton>(Resource.Id.photoDeleteButton);
deleteButton.SetOnClickListener(this);
deleteButton.Tag = position;
var editButton = view.FindViewById <ImageButton>(Resource.Id.editButton);
editButton.SetOnClickListener(this);
editButton.Tag = position;
var favouriteButton = view.FindViewById <ImageButton>(Resource.Id.favouriteButton);
favouriteButton.SetOnClickListener(this);
favouriteButton.Tag = position;
favouriteButton.SetImageResource(item.Favourite ? Android.Resource.Drawable.ButtonStarBigOn : Android.Resource.Drawable.ButtonStarBigOff);
if (item.Thumbnail != null)
{
var bitmap = BitmapFactory.DecodeByteArray(item.Thumbnail, 0, item.Thumbnail.Length);
view.FindViewById <ImageView>(Resource.Id.Thumbnail).SetImageBitmap(bitmap);
}
return(view);
}
public void Run()
{
var imgWidth = _context.IsPortrait ? _Image.Height : _Image.Width;
var imgHeight = _context.IsPortrait ? _Image.Width : _Image.Height;
var thumbWidth = _context.IsPortrait ? THUMBNAIL_HEIGHT : THUMBNAIL_WIDTH;
var thumbHeight = _context.IsPortrait ? THUMBNAIL_WIDTH : THUMBNAIL_HEIGHT;
ByteBuffer buffer = _Image.GetPlanes()[0].Buffer;
byte[] bytes = new byte[buffer.Remaining()];
buffer.Get(bytes);
var filename = ImageSaverUtils.GetPhotoFileName();
var filepath = System.IO.Path.Combine(ImageSaverUtils.GetPhotosFileFolder(), filename);
var file = new Java.IO.File(filepath);
byte[] thumbnail = ImageResizer.ResizeImageAndroid(bytes, thumbWidth, thumbHeight, THUMBNAIL_QUALITY);
using (var output = new Java.IO.FileOutputStream(file))
{
try
{
output.Write(bytes);
PoiDatabase poiDatabase = new PoiDatabase();
string jsonCategories = JsonConvert.SerializeObject(_context.Settings.Categories);
var tag = _context.MyLocationPlaceInfo.PlaceName + " -> ";
if (_context.SelectedPoi != null)
{
tag += _context.SelectedPoi.Poi.Name;
}
else
{
tag += Android.App.Application.Context.Resources.GetText(Resource.String.Common_Heading);
tag += _context.HeadingX.HasValue ? $" {GpsUtils.Normalize360((_context.HeadingX.Value)):F0}°" : "?°";
}
PhotoData photodata = new PhotoData
{
Tag = tag,
Datetime = DateTime.Now,
DatetimeTaken = DateTime.Now,
PhotoFileName = filename,
Longitude = _context.MyLocation.Longitude,
Latitude = _context.MyLocation.Latitude,
Altitude = _context.MyLocation.Altitude,
Heading = (_context.HeadingX ?? 0) + _context.HeadingCorrector,
LeftTiltCorrector = _context.LeftTiltCorrector,
RightTiltCorrector = _context.RightTiltCorrector,
Thumbnail = thumbnail,
JsonCategories = jsonCategories,
ViewAngleVertical = _context.ViewAngleVertical,
ViewAngleHorizontal = _context.ViewAngleHorizontal,
PictureWidth = imgWidth,
PictureHeight = imgHeight,
MinAltitude = _context.Settings.MinAltitute,
MaxDistance = _context.Settings.MaxDistance,
FavouriteFilter = _context.ShowFavoritesOnly,
ShowElevationProfile = _context.Settings.ShowElevationProfile
};
if (_context.ElevationProfileData != null)
{
photodata.JsonElevationProfileData = _context.ElevationProfileData.Serialize();
}
poiDatabase.InsertItem(photodata);
}
catch (Java.IO.IOException e)
{
e.PrintStackTrace();
}
finally
{
_Image.Close();
}
}
}
public static async Task <PhotoData> Import(string path, ExifData exifData, IAppContext appContext)
{
using (FileStream fs = System.IO.File.OpenRead(path))
{
byte[] bytes;
using (BinaryReader br = new BinaryReader(fs))
{
bytes = br.ReadBytes((int)fs.Length);
}
var bmp = BitmapFactory.DecodeByteArray(bytes, 0, bytes.Length);
var imgWidth = bmp.Width;
var imgHeight = bmp.Height;
var thumbWidth = THUMBNAIL_WIDTH;
var thumbHeight = THUMBNAIL_HEIGHT;
var filename = ImageSaverUtils.GetPhotoFileName();
var filepath = System.IO.Path.Combine(ImageSaverUtils.GetPhotosFileFolder(), filename);
var file = new Java.IO.File(filepath);
byte[] thumbnail = ImageResizer.ResizeImageAndroid(bytes, thumbWidth, thumbHeight, THUMBNAIL_QUALITY);
using (var output = new Java.IO.FileOutputStream(file))
{
output.Write(bytes);
}
PoiDatabase poiDatabase = new PoiDatabase();
string jsonCategories = JsonConvert.SerializeObject(appContext.Settings.Categories);
PhotoData photodata = new PhotoData
{
Datetime = DateTime.Now,
DatetimeTaken = exifData.timeTaken ?? DateTime.Now,
PhotoFileName = filename,
Longitude = exifData.location?.Longitude ?? 0,
Latitude = exifData.location?.Latitude ?? 0,
Altitude = exifData.location?.Altitude ?? 0,
Heading = exifData.heading,
LeftTiltCorrector = 0,
RightTiltCorrector = 0,
Thumbnail = thumbnail,
JsonCategories = jsonCategories,
PictureWidth = imgWidth,
PictureHeight = imgHeight,
MinAltitude = appContext.Settings.MinAltitute,
MaxDistance = appContext.Settings.MaxDistance,
FavouriteFilter = appContext.ShowFavoritesOnly,
ShowElevationProfile = appContext.Settings.ShowElevationProfile
};
//calculate view angle from focal length equivalent on 35mm camera, or use default viev angle 60dg
var viewAngle = exifData.focalLength35mm.HasValue ? 2 * System.Math.Tan(35d / 2d / (double)exifData.focalLength35mm.Value) / System.Math.PI * 180 : 60;
if (imgWidth > imgHeight)
{
photodata.ViewAngleHorizontal = viewAngle;
photodata.ViewAngleVertical = viewAngle / imgWidth * imgHeight;
}
else
{
photodata.ViewAngleHorizontal = viewAngle / imgHeight * imgWidth;
photodata.ViewAngleVertical = viewAngle;
}
if (GpsUtils.HasLocation(exifData.location))
{
var placeInfo = await PlaceNameProvider.AsyncGetPlaceName(exifData.location);
photodata.Tag = placeInfo.PlaceName + " -> ?";
}
else
{
photodata.Tag = "? -> ?";
}
appContext.PhotosModel.InsertItem(photodata);
return(photodata);
}
}
