Added Updated-events

ScreenCapture/Model/CaptureZone.cs

@@ -1,4 +1,6 @@
-namespace ScreenCapture
+using System;
+
+namespace ScreenCapture
 {
     public sealed class CaptureZone
     {
@@ -30,6 +32,12 @@
 
         #endregion
 
+        #region Events
+
+        public event EventHandler? Updated;
+
+        #endregion
+
         #region Constructors
 
         public CaptureZone(int id, int x, int y, int width, int height, int downscaleLevel, int unscaledWidth, int unscaledHeight, int captureWidth, int captureHeight, int bufferWidth, int bufferHeight, byte[] buffer)
@@ -61,6 +69,8 @@
         {
             IsUpdateRequested = false;
             BlackBars.InvalidateCache();
+
+            Updated?.Invoke(this, new EventArgs());
         }
 
         public override int GetHashCode() => Id;