public BitmapSize?GetOffsetFromCoordinates(MapPoint coordinates)
{
BitmapTile targetTile = _collection.FirstOrDefault(tile => tile.ContainsCoordinates(coordinates));
if (targetTile == null)
{
return(null);
}
BitmapRect bounds = GetSquareBitmapBounds(targetTile.Tile);
BitmapSize tileOffset = targetTile.GetOffsetFromCoordinates(coordinates, _totalSize, _zoom);
return(new BitmapSize(bounds.Left + tileOffset.Width, bounds.Top + tileOffset.Height));
//return targetTile == null ? null : (BitmapSize?)targetTile.GetOffsetFromCoordinates(coordinates, _totalSize, _zoom);
}
private bool CheckBoundsIntersect(BitmapRect bounds)
{
return(bounds.Top + bounds.Height >= 0 && bounds.Top <= _totalSize.Height && bounds.Left + bounds.Width >= 0 && bounds.Left <= _totalSize.Width);
}
public BitmapTile(MapTile tile, BitmapRect bounds)
{
_tile = tile;
_square = tile.GetActualSquare();
_bounds = bounds;
}
