internal override void LoadCursor(ICursor cursor, MediaAssetQueryHelper helper)
{
base.LoadCursor(cursor, helper);
if (helper.DateTakenColumn > -1)
{
TakenDate = DateTimeOffset.FromUnixTimeMilliseconds(cursor.GetLong(helper.DateTakenColumn)).DateTime;
}
if (helper.WidthColumn > -1)
{
Width = cursor.GetInt(helper.WidthColumn);
}
if (helper.HeightColumn > -1)
{
Height = cursor.GetInt(helper.HeightColumn);
}
if (helper.LatitudeColumn > -1)
{
Latitude = cursor.GetDouble(helper.LatitudeColumn);
}
if (helper.LongitudeColumn > -1)
{
Longitude = cursor.GetDouble(helper.LongitudeColumn);
}
if (helper.OrientationColumn > -1)
{
switch (cursor.GetInt(helper.OrientationColumn))
{
case 90:
Orientation = MediaFileImageOrientation.Left;
break;
case 180:
Orientation = MediaFileImageOrientation.Down;
break;
case 270:
Orientation = MediaFileImageOrientation.Right;
break;
default:
Orientation = MediaFileImageOrientation.Up;
break;
}
}
}
internal virtual void LoadCursor(ICursor cursor, MediaAssetQueryHelper helper)
{
Id = cursor.GetLong(helper.IdColumn);
Name = cursor.GetString(helper.NameColumn);
Uri = cursor.GetString(helper.UriColumn);
if (helper.DateAddedColumn > -1)
{
CreationDate = DateTimeOffset.FromUnixTimeSeconds(cursor.GetLong(helper.DateAddedColumn)).DateTime;
}
if (helper.SizeColumn > -1)
{
Size = cursor.GetLong(helper.SizeColumn);
}
if (helper.MimeTypeColumn > -1)
{
MimeType = cursor.GetString(helper.MimeTypeColumn);
}
}
private IMediaFile[] GetMediaAssetsFromAlbums(MediaAlbumContentType contentTypes, int index = -1)
{
var helper = new MediaAssetQueryHelper(contentTypes);
var queryUri = MediaStore.Files.GetContentUri("external");
var list = new List <IMediaFile>();
var cur = Context.ContentResolver.Query(
queryUri,
helper.GetProjection(),
helper.GetSelection(Id),
null,
$"{MediaStore.Files.FileColumns.DateAdded} DESC" +
(index >= 0 ? " LIMIT 1" : "") +
(index > 0 ? $" OFFSET {index}" : ""));
if (cur != null)
{
if (cur.Count > 0 && cur.MoveToFirst())
{
helper.LoadColumnsIndexes(cur);
do
{
var mediaType = (MediaType)cur.GetInt(helper.MediaTypeColumn);
MediaFile mediaAsset = MediaFile.FromMediaType(mediaType);
mediaAsset.LoadCursor(cur, helper);
list.Add(mediaAsset);
} while (cur.MoveToNext());
}
cur.Close();
}
return(list.ToArray());
}
internal override void LoadCursor(ICursor cursor, MediaAssetQueryHelper helper)
{
base.LoadCursor(cursor, helper);
if (helper.DateTakenColumn > -1)
{
TakenDate = DateTimeOffset.FromUnixTimeMilliseconds(cursor.GetLong(helper.DateTakenColumn)).DateTime;
}
if (helper.WidthColumn > -1)
{
Width = cursor.GetInt(helper.WidthColumn);
}
if (helper.HeightColumn > -1)
{
Height = cursor.GetInt(helper.HeightColumn);
}
if (helper.LatitudeColumn > -1)
{
Latitude = cursor.GetDouble(helper.LatitudeColumn);
}
if (helper.LongitudeColumn > -1)
{
Longitude = cursor.GetDouble(helper.LongitudeColumn);
}
if (helper.DurationColumn > -1)
{
Duration = TimeSpan.FromMilliseconds(cursor.GetLong(helper.DurationColumn));
}
if (helper.ArtistColumn > -1)
{
Artist = cursor.GetString(helper.ArtistColumn);
}
}
