public void Load(SafeUri uri)
{
if (is_disposed)
{
return;
}
//First, send a thumbnail if we have one
if ((thumb = App.Instance.Container.Resolve <IThumbnailService> ().TryLoadThumbnail(uri, ThumbnailSize.Large)) != null)
{
pixbuf_orientation = ImageOrientation.TopLeft;
AreaPrepared?.Invoke(this, new AreaPreparedEventArgs(true));
AreaUpdated?.Invoke(this, new AreaUpdatedEventArgs(new Rectangle(0, 0, thumb.Width, thumb.Height)));
}
using (var image_file = App.Instance.Container.Resolve <IImageFileFactory> ().Create(uri)) {
image_stream = image_file.PixbufStream();
pixbuf_orientation = image_file.Orientation;
}
Loading = true;
// The ThreadPool.QueueUserWorkItem hack is there cause, as the bytes to read are present in the stream,
// the Read is CompletedAsynchronously, blocking the mainloop
image_stream.BeginRead(buffer, 0, count, delegate(IAsyncResult r) {
ThreadPool.QueueUserWorkItem(delegate {
HandleReadDone(r);
});
}, null);
}
protected override void OnPropertyChanged([CallerMemberName] string propertyName = null)
{
base.OnPropertyChanged(propertyName);
if (new List <string> {
nameof(X), nameof(Y), nameof(Width), nameof(Height)
}.Contains(propertyName) && !Batched)
{
OverlayArea = Bounds;
}
if (propertyName == nameof(OverlayArea))
{
AreaUpdated?.Invoke(this, EventArgs.Empty);
}
}
public void UpdateArea()
{
if (_client.IsLoggedIn)
{
if (MapDump.Areas != null && MapDump.Areas.Count > 1)
{
foreach (MAPAPI.Response.Area area in MapDump.Areas)
{
if (_client.PlayerX >= area.StartX && _client.PlayerX <= area.EndX && _client.PlayerY >= area.StartY && _client.PlayerY <= area.EndY)
{
if (CurrentArea.AreaName.ToLowerInvariant() != area.AreaName.ToLowerInvariant())
{
AreaUpdated?.Invoke();
CurrentArea = area;
DimensionX = area.EndX;
DimensionY = area.EndY;
}
break;
}
}
}
if (CurrentArea is null)
{
DimensionX = Width;
DimensionY = Height;
if (MapDump.Areas is null is false && MapDump.Areas.Count == 1)
{
CurrentArea = MapDump.Areas.FirstOrDefault();
if (CurrentArea != null)
{
CurrentArea.EndX = Width;
CurrentArea.EndY = Height;
AreaUpdated?.Invoke();
return;
}
}
CurrentArea = new Area
{
AreaName = MapDump.Settings.MapName,
EndX = Width,
EndY = Height,
StartX = 0,
StartY = 0
};
AreaUpdated?.Invoke();
}
}
}
protected override void OnPropertyChanged([CallerMemberName] string propertyName = null)
{
base.OnPropertyChanged(propertyName);
if (propertyName == nameof(OverlayArea))
{
AreaUpdated?.Invoke(this, EventArgs.Empty);
}
if (propertyName == nameof(Content) || propertyName == nameof(ControlTemplate))
{
if (_controller != null)
{
var controller = _controller;
(this as IOverlayOutput).Controller = null;
controller.Layout(new Rectangle(0, 0, -1, -1));
Device.BeginInvokeOnMainThread(() => (this as IOverlayOutput).Controller = controller);
}
}
}
void HandleReadDone(IAsyncResult ar)
{
if (is_disposed)
{
return;
}
int byte_read = image_stream.EndRead(ar);
lock (sync_handle) {
if (byte_read == 0)
{
image_stream.Close();
Close();
Loading = false;
notify_completed = true;
}
else
{
try {
if (!is_disposed && Write(buffer, (ulong)byte_read))
{
image_stream.BeginRead(buffer, 0, count, HandleReadDone, null);
}
} catch (ObjectDisposedException) {
} catch (GLib.GException) {
}
}
}
GLib.Idle.Add(delegate {
//Send the AreaPrepared event
if (notify_prepared)
{
notify_prepared = false;
if (thumb != null)
{
thumb.Dispose();
thumb = null;
}
AreaPrepared?.Invoke(this, new AreaPreparedEventArgs(false));
}
//Send the AreaUpdated events
if (damage != Rectangle.Zero)
{
AreaUpdated?.Invoke(this, new AreaUpdatedEventArgs(damage));
damage = Rectangle.Zero;
}
//Send the Completed event
if (notify_completed)
{
notify_completed = false;
OnCompleted();
}
return(false);
});
}
private void ProcessAreas()
{
if (_client.IsLoggedIn)
{
if (MapDump.Areas != null && MapDump.Areas.Count > 1)
{
foreach (MAPAPI.Response.Area area in MapDump.Areas)
{
if (_client.PlayerX >= area.StartX && _client.PlayerX <= area.EndX && _client.PlayerY >= area.StartY && _client.PlayerY <= area.EndY)
{
CurrentArea = area;
DimensionX = area.EndX;
DimensionY = area.EndY;
break;
}
}
}
if (CurrentArea is null)
{
DimensionX = Width;
DimensionY = Height;
if (MapDump.Areas is null is false && MapDump.Areas.Count == 1)
{
CurrentArea = MapDump.Areas.FirstOrDefault();
if (CurrentArea != null)
{
CurrentArea.EndX = Width;
CurrentArea.EndY = Height;
AreaUpdated?.Invoke();
return;
}
}
CurrentArea = new Area
{
AreaName = MapDump.Settings.MapName,
EndX = Width,
EndY = Height,
StartX = 0,
StartY = 0
};
}
}
if (MapDump.Areas is null)
{
return;
}
foreach (var ar in MapDump.Areas)
{
var destination = ar.AreaName.ToUpperInvariant();
if (!AreaLinks.ContainsKey(destination))
{
AreaLinks.Add(destination, new List <Tuple <int, int> >());
}
var linky = ar.EndY;
for (int y = ar.StartY; y <= ar.EndY; ++y)
{
for (int x = ar.StartX; x <= ar.EndX; ++x)
{
if (GetCollider(x, y) != 1)
{
if (IsInArea(ar, x, y))
{
AreaLinks[destination].Add(new Tuple <int, int>(x, y));
}
else if (IsInArea(ar, x, y - 1) && !(y - 1 < ar.StartY))
{
AreaLinks[destination].Add(new Tuple <int, int>(x, y - 1));
}
else if (IsInArea(ar, x, y + 1) && !(y + 1 > ar.EndY))
{
AreaLinks[destination].Add(new Tuple <int, int>(x, y + 1));
}
else if (IsInArea(ar, x - 1, y) && !(x - 1 < ar.StartX))
{
AreaLinks[destination].Add(new Tuple <int, int>(x - 1, y));
}
else if (IsInArea(ar, x + 1, y) && !(x + 1 > ar.EndX))
{
AreaLinks[destination].Add(new Tuple <int, int>(x + 1, y));
}
}
}
}
}
}