From 3e16cbb092421df55a2f2992e009b40b82e5d7f7 Mon Sep 17 00:00:00 2001
From: Neil Dorin <ndorin@pepperdash.com>
Date: Tue, 18 Feb 2020 20:45:01 -0700
Subject: [PATCH] Adds VGA brightness and contrast feedback/control to
 DM-TX-201-C

---
 .../Transmitters/DmTx201CController.cs        | 38 +++++++++++++++++--
 .../{IFreeRunEnabled.cs => TxInterfaces.cs}   | 12 ++++++
 .../Essentials_DM/Essentials_DM.csproj        |  2 +-
 3 files changed, 48 insertions(+), 4 deletions(-)
 rename essentials-framework/Essentials DM/Essentials_DM/Endpoints/Transmitters/{IFreeRunEnabled.cs => TxInterfaces.cs} (57%)

diff --git a/essentials-framework/Essentials DM/Essentials_DM/Endpoints/Transmitters/DmTx201CController.cs b/essentials-framework/Essentials DM/Essentials_DM/Endpoints/Transmitters/DmTx201CController.cs
index 28c5611b..9195851e 100644
--- a/essentials-framework/Essentials DM/Essentials_DM/Endpoints/Transmitters/DmTx201CController.cs	
+++ b/essentials-framework/Essentials DM/Essentials_DM/Endpoints/Transmitters/DmTx201CController.cs	
@@ -35,6 +35,9 @@ namespace PepperDash.Essentials.DM
 
         public BoolFeedback FreeRunEnabledFeedback { get; protected set; }
 
+        public IntFeedback VgaBrightnessFeedback { get; protected set; }
+        public IntFeedback VgaContrastFeedback { get; protected set; }
+
 		/// <summary>
 		/// Helps get the "real" inputs, including when in Auto
 		/// </summary>
@@ -123,6 +126,11 @@ namespace PepperDash.Essentials.DM
 
             FreeRunEnabledFeedback = new BoolFeedback(() => tx.VgaInput.FreeRunFeedback == eDmFreeRunSetting.Enabled);
 
+            VgaBrightnessFeedback = new IntFeedback(() => tx.VgaInput.VideoControls.BrightnessFeedback.UShortValue);
+            VgaContrastFeedback = new IntFeedback(() => tx.VgaInput.VideoControls.ContrastFeedback.UShortValue);
+
+            tx.VgaInput.VideoControls.ControlChange += new Crestron.SimplSharpPro.DeviceSupport.GenericEventHandler(VideoControls_ControlChange);
+
             HdcpSupportCapability = eHdcpCapabilityType.HdcpAutoSupport;
 
 			var combinedFuncs = new VideoStatusFuncsWrapper
@@ -157,7 +165,7 @@ namespace PepperDash.Essentials.DM
 			};
 
 			AnyVideoInput = new RoutingInputPortWithVideoStatuses(DmPortName.AnyVideoIn,
-	eRoutingSignalType.Audio | eRoutingSignalType.Video, eRoutingPortConnectionType.None, 0, this, combinedFuncs);
+	            eRoutingSignalType.Audio | eRoutingSignalType.Video, eRoutingPortConnectionType.None, 0, this, combinedFuncs);
 
 			DmOutput = new RoutingOutputPort(DmPortName.DmOut, eRoutingSignalType.Audio | eRoutingSignalType.Video, eRoutingPortConnectionType.DmCat, null, this);
 			HdmiLoopOut = new RoutingOutputPort(DmPortName.HdmiLoopOut, eRoutingSignalType.Audio | eRoutingSignalType.Video,
@@ -175,6 +183,21 @@ namespace PepperDash.Essentials.DM
             DmOutput.Port = Tx.DmOutput;
 		}
 
+        void VideoControls_ControlChange(object sender, Crestron.SimplSharpPro.DeviceSupport.GenericEventArgs args)
+        {
+            var id = args.EventId;
+            Debug.Console(2, this, "EventId {0}", args.EventId);
+
+            if (id == VideoControlsEventIds.BrightnessFeedbackEventId)
+            {
+                VgaBrightnessFeedback.FireUpdate();
+            }
+            else if (id == VideoControlsEventIds.ContrastFeedbackEventId)
+            {
+                VgaContrastFeedback.FireUpdate();
+            }
+        }
+
         void Tx_OnlineStatusChange(GenericBase currentDevice, OnlineOfflineEventArgs args)
         {
             ActiveVideoInputFeedback.FireUpdate();
@@ -184,8 +207,7 @@ namespace PepperDash.Essentials.DM
         }
 
 		public override bool CustomActivate()
-		{
-			
+		{		
 			Tx.HdmiInput.InputStreamChange += (o, a) => FowardInputStreamChange(HdmiInput, a.EventId);
 			Tx.HdmiInput.VideoAttributes.AttributeChange += (o, a) => FireVideoAttributeChange(HdmiInput, a.EventId);
 
@@ -212,6 +234,16 @@ namespace PepperDash.Essentials.DM
             }
         }
 
+        public void SetVgaBrightness(ushort level)
+        {
+            Tx.VgaInput.VideoControls.Brightness.UShortValue = level;
+        }
+
+        public void SetVgaContrast(ushort level)
+        {
+            Tx.VgaInput.VideoControls.Contrast.UShortValue = level;
+        }
+
         /// <summary>
         /// Switches the audio/video source based on the integer value (0-Auto, 1-HDMI, 2-VGA, 3-Disable)
         /// </summary>
diff --git a/essentials-framework/Essentials DM/Essentials_DM/Endpoints/Transmitters/IFreeRunEnabled.cs b/essentials-framework/Essentials DM/Essentials_DM/Endpoints/Transmitters/TxInterfaces.cs
similarity index 57%
rename from essentials-framework/Essentials DM/Essentials_DM/Endpoints/Transmitters/IFreeRunEnabled.cs
rename to essentials-framework/Essentials DM/Essentials_DM/Endpoints/Transmitters/TxInterfaces.cs
index 7410af9c..50955dda 100644
--- a/essentials-framework/Essentials DM/Essentials_DM/Endpoints/Transmitters/IFreeRunEnabled.cs	
+++ b/essentials-framework/Essentials DM/Essentials_DM/Endpoints/Transmitters/TxInterfaces.cs	
@@ -17,4 +17,16 @@ namespace PepperDash.Essentials.DM
 
         void SetFreeRunEnabled(bool enable);
     }
+
+    /// <summary>
+    /// Defines a device capable of adjusting VGA settings
+    /// </summary>
+    public interface IVgaBrightnessContrastControls
+    {
+        IntFeedback VgaBrightnessFeedback { get; }
+        IntFeedback VgaContrastFeedback { get; }
+
+        void SetVgaBrightness(ushort level);
+        void SetVgaContrast(ushort level);
+    }
 }
\ No newline at end of file
diff --git a/essentials-framework/Essentials DM/Essentials_DM/Essentials_DM.csproj b/essentials-framework/Essentials DM/Essentials_DM/Essentials_DM.csproj
index 127a9e42..322cbdab 100644
--- a/essentials-framework/Essentials DM/Essentials_DM/Essentials_DM.csproj	
+++ b/essentials-framework/Essentials DM/Essentials_DM/Essentials_DM.csproj	
@@ -96,7 +96,7 @@
     <Compile Include="Chassis\DmpsInternalVirtualDmTxController.cs" />
     <Compile Include="Chassis\DmpsRoutingController.cs" />
     <Compile Include="Chassis\HdMdNxM4kEController.cs" />
-    <Compile Include="Endpoints\Transmitters\IFreeRunEnabled.cs" />
+    <Compile Include="Endpoints\Transmitters\TxInterfaces.cs" />
     <Compile Include="IDmSwitch.cs" />
     <Compile Include="Config\DmpsRoutingConfig.cs" />
     <Compile Include="Config\DmRmcConfig.cs" />