working on #109 to add QR support for TSW panels

PepperDashEssentials/UIDrivers/ScreenSaverController.cs

@@ -0,0 +1,99 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using Crestron.SimplSharp;
+
+using PepperDash.Core;
+using PepperDash.Essentials.Core;
+
+namespace PepperDash.Essentials
+{
+    /// <summary>
+    /// Driver responsible for controlling the screenshaver showing the client logo, MC connection information and QR Code.  Moves the elements around to prevent screen burn in
+    /// </summary>
+    public class ScreenSaverController : PanelDriverBase
+    {
+        CTimer PositionTimer;
+
+        uint PositionTimeoutMs;
+
+        List<uint> PositionJoins;
+
+        int CurrentPositionIndex;
+
+        public ScreenSaverController(EssentialsPanelMainInterfaceDriver parent, CrestronTouchpanelPropertiesConfig config)
+            : base(parent.TriList)
+        {
+            PositionTimeoutMs = config.ScreenSaverMovePositionIntervalMs;
+
+            TriList.SetSigFalseAction(UIBoolJoin.MCScreenSaverClosePress, () => this.Hide());
+
+            PositionJoins = new List<uint>() 
+                { UIBoolJoin.MCScreenSaverPosition1Visible, UIBoolJoin.MCScreenSaverPosition2Visible, UIBoolJoin.MCScreenSaverPosition3Visible, UIBoolJoin.MCScreenSaverPosition4Visible };
+        }
+
+        public override void Show()
+        {
+            TriList.SetBool(UIBoolJoin.MCScreenSaverVisible, true);
+
+            StartPositionTimer();
+
+            base.Show();
+        }
+
+        public override void Hide()
+        {
+            PositionTimer.Stop();
+            PositionTimer.Dispose();
+            PositionTimer = null;
+
+            ClearAllPositions();
+
+            TriList.SetBool(UIBoolJoin.MCScreenSaverVisible, false);
+
+            base.Hide();
+        }
+
+
+
+        void StartPositionTimer()
+        {
+            if (PositionTimer == null)
+            {
+                PositionTimer = new CTimer((o) => PositionTimerExpired(), PositionTimeoutMs);
+                SetCurrentPosition();
+            }
+        }
+
+        void PositionTimerExpired()
+        {
+            if (CurrentPositionIndex <= PositionJoins.Count)
+            {
+                CurrentPositionIndex++;
+            }
+            else
+            {
+                CurrentPositionIndex = 0;
+            }
+        }
+
+        //
+        void SetCurrentPosition()
+        {
+            ClearAllPositions();
+
+            // Set based on current index
+            TriList.SetBool(PositionJoins[CurrentPositionIndex], true);
+        }
+
+        void ClearAllPositions()
+        {
+            foreach (var join in PositionJoins)
+            {
+                TriList.SetBool(join, false);
+            }
+        }
+    }
+ 
+}