public void ClearAllLevels()
{
Lock.AcquireWriterLock();
try
{
foreach (var matrix in Levels)
{
foreach (var t in matrix)
{
t.Value.Dispose();
}
matrix.Clear();
}
}
finally
{
Lock.ReleaseWriterLock();
}
}
/// <summary>
/// updates map bounds
/// </summary>
void UpdateBounds()
{
if (!IsStarted || Provider.Equals(EmptyProvider.Instance))
{
return;
}
updatingBounds = true;
tileDrawingListLock.AcquireWriterLock();
try
{
#region -- find tiles around --
tileDrawingList.Clear();
for (long i = -sizeOfMapArea.Width; i <= sizeOfMapArea.Width; i++)
{
for (long j = -sizeOfMapArea.Height; j <= sizeOfMapArea.Height; j++)
{
GPoint p = centerTileXYLocation;
p.X += i;
p.Y += j;
#if ContinuesMap
// ----------------------------
if (p.X < minOfTiles.Width)
{
p.X += (maxOfTiles.Width + 1);
}
if (p.X > maxOfTiles.Width)
{
p.X -= (maxOfTiles.Width + 1);
}
// ----------------------------
#endif
if (p.X >= minOfTiles.Width && p.Y >= minOfTiles.Height && p.X <= maxOfTiles.Width && p.Y <= maxOfTiles.Height)
{
DrawTile dt = new DrawTile(p, new GPoint(p.X * tileRect.Width, p.Y * tileRect.Height));
if (!tileDrawingList.Contains(dt))
{
tileDrawingList.Add(dt);
//Debug.WriteLine("draw: " + dt);
}
}
}
}
if (CFMaps.Instance.ShuffleTilesOnLoad)
{
Stuff.Shuffle <DrawTile>(tileDrawingList);
}
#endregion
}
finally
{
tileDrawingListLock.ReleaseWriterLock();
}
Monitor.Enter(tileLoadQueue);
try
{
tileDrawingListLock.AcquireReaderLock();
try
{
foreach (DrawTile p in tileDrawingList)
{
LoadTask task = new LoadTask(p.PosXY, Zoom);
{
if (!tileLoadQueue.Contains(task))
{
tileLoadQueue.Push(task);
}
}
}
}
finally
{
tileDrawingListLock.ReleaseReaderLock();
}
#region -- starts loader threads if needed --
lock (GThreadPool)
{
while (GThreadPool.Count < GThreadPoolSize)
{
Thread t = new Thread(new ThreadStart(ProcessLoadTask));
{
t.Name = "TileLoader: " + GThreadPool.Count;
t.IsBackground = true;
t.Priority = ThreadPriority.BelowNormal;
}
GThreadPool.Add(t);
Debug.WriteLine("add " + t.Name + " to GThreadPool");
t.Start();
}
}
#endregion
{
LastTileLoadStart = DateTime.Now;
Debug.WriteLine("OnTileLoadStart - at zoom " + Zoom + ", time: " + LastTileLoadStart.TimeOfDay);
}
loadWaitCount = 0;
Monitor.PulseAll(tileLoadQueue);
}
finally
{
Monitor.Exit(tileLoadQueue);
}
updatingBounds = false;
if (OnTileLoadStart != null)
{
OnTileLoadStart();
}
}