From cd68a397f67308a9b915a98837780813750e29c5 Mon Sep 17 00:00:00 2001
From: James Barnett <james.barnett@fivium.co.uk>
Date: Tue, 1 Aug 2017 12:52:13 +0100
Subject: Add options to disable LED and cycle colours - Add disable option in
 manual LED control - Add mode to cycle through all colours at a given rate

---
 NucLedController/BlinkColourCyclerControlMode.cs | 47 ++++++++++++++++++++
 NucLedController/IControlMode.cs                 | 14 ++++++
 NucLedController/LEDController.cs                |  5 +++
 NucLedController/MainWindow.xaml                 | 41 +++++++++++++++---
 NucLedController/MainWindow.xaml.cs              | 55 +++++++++++++++++-------
 NucLedController/NucLedController.csproj         |  2 +
 6 files changed, 143 insertions(+), 21 deletions(-)
 create mode 100644 NucLedController/BlinkColourCyclerControlMode.cs
 create mode 100644 NucLedController/IControlMode.cs

diff --git a/NucLedController/BlinkColourCyclerControlMode.cs b/NucLedController/BlinkColourCyclerControlMode.cs
new file mode 100644
index 0000000..dac0a51
--- /dev/null
+++ b/NucLedController/BlinkColourCyclerControlMode.cs
@@ -0,0 +1,47 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Timers;
+
+namespace NucLedController
+{
+    class BlinkColourCyclerControlMode : IControlMode
+    {
+
+        private readonly Timer timer;
+        private int currentColourIndex;
+        private readonly int maxColourIndex = LEDColour.AvailableColours.Count - 1;
+        
+        public BlinkColourCyclerControlMode(int intervalMs)
+        {
+            timer = new Timer();
+            timer.Elapsed += new ElapsedEventHandler(Tick);
+            timer.Interval = intervalMs;
+        }
+
+        private void Tick(object source, ElapsedEventArgs e)
+        {
+            LEDController.SetLEDState(LEDTransition.AvailableTransitions.Find(t => t.Identifier.ToString() == "ALWAYS_ON"), LEDColour.AvailableColours.ElementAt(currentColourIndex));
+            if (currentColourIndex == maxColourIndex)
+            {
+                currentColourIndex = 0;
+            }
+            else
+            {
+                currentColourIndex++;
+            }
+        }
+
+        public void Start()
+        {
+            timer.Start();
+        }
+
+        public void Stop()
+        {
+            timer.Stop();
+        }
+    }
+}
diff --git a/NucLedController/IControlMode.cs b/NucLedController/IControlMode.cs
new file mode 100644
index 0000000..04a6c07
--- /dev/null
+++ b/NucLedController/IControlMode.cs
@@ -0,0 +1,14 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace NucLedController
+{
+    interface IControlMode
+    {
+        void Start();
+        void Stop();
+    }
+}
diff --git a/NucLedController/LEDController.cs b/NucLedController/LEDController.cs
index 7cf4847..31dc1b0 100644
--- a/NucLedController/LEDController.cs
+++ b/NucLedController/LEDController.cs
@@ -12,5 +12,10 @@
             WMISystemManagement.Instance.WriteData(new byte[] { RING_LED_COMMAND_CODE, brightness, transition.ByteValue, colour.ByteValue });
         }
 
+        public static void DisableLED()
+        {
+            WMISystemManagement.Instance.WriteData(new byte[] { RING_LED_COMMAND_CODE, 0x00, 0x00, 0x00 });
+        }
+
     }
 }
diff --git a/NucLedController/MainWindow.xaml b/NucLedController/MainWindow.xaml
index 00b34b2..dbe0113 100644
--- a/NucLedController/MainWindow.xaml
+++ b/NucLedController/MainWindow.xaml
@@ -5,12 +5,41 @@
         xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
         xmlns:local="clr-namespace:NucLedController"
         mc:Ignorable="d"
-        Title="NUC LED Controller" Height="173.928" Width="316.206" SizeToContent="WidthAndHeight">
+        Title="NUC LED Controller" Height="243.262" Width="364.333" SizeToContent="WidthAndHeight">
     <Grid Margin="10">
-        <ComboBox x:Name="comboBoxColour" HorizontalAlignment="Left" Margin="100,10,0,0" VerticalAlignment="Top" Width="83"/>
-        <Button x:Name="button" Content="Apply" HorizontalAlignment="Left" Margin="10,91,0,0" VerticalAlignment="Top" Width="75" Click="button_Click"/>
-        <Label x:Name="label" Content="Colour" HorizontalAlignment="Left" Margin="40,10,0,0" VerticalAlignment="Top"/>
-        <ComboBox x:Name="comboBoxTransition" HorizontalAlignment="Left" Margin="100,55,0,0" VerticalAlignment="Top" Width="123"/>
-        <Label x:Name="label1" Content="Transition" HorizontalAlignment="Left" Margin="24,51,0,0" VerticalAlignment="Top" RenderTransformOrigin="0.165,0.065"/>
+        <TabControl x:Name="tabControl" Height="156" VerticalAlignment="Top">
+            <TabItem x:Name="MANUAL" Header="Manual Control">
+                <TabItem.Background>
+                    <LinearGradientBrush EndPoint="0,1" StartPoint="0,0">
+                        <GradientStop Color="#FFF0F0F0" Offset="0"/>
+                        <GradientStop Color="#FFFFFEFE" Offset="1"/>
+                    </LinearGradientBrush>
+                </TabItem.Background>
+                <Grid Background="White" HorizontalAlignment="Left" Width="332" Margin="0,0,-2,0">
+                    <Grid.ColumnDefinitions>
+                        <ColumnDefinition/>
+                        <ColumnDefinition Width="2*"/>
+                    </Grid.ColumnDefinitions>
+                    <RadioButton x:Name="radioButtonEnableLed" Content="Enable LED" HorizontalAlignment="Left" Margin="10,10,0,0" VerticalAlignment="Top" GroupName="LEDControl" IsChecked="True"/>
+                    <ComboBox x:Name="comboBoxColour" HorizontalAlignment="Left" Margin="102,37,0,0" VerticalAlignment="Top" Width="83" IsEnabled="{Binding IsChecked, ElementName=radioButtonEnableLed}" Grid.ColumnSpan="2"/>
+                    <Label x:Name="label" Content="Colour" HorizontalAlignment="Left" Margin="46,33,0,0" VerticalAlignment="Top"/>
+                    <ComboBox x:Name="comboBoxTransition" HorizontalAlignment="Left" Margin="102,70,0,0" VerticalAlignment="Top" Width="123" IsEnabled="{Binding IsChecked, ElementName=radioButtonEnableLed}" Grid.ColumnSpan="2"/>
+                    <Label x:Name="label1" Content="Transition" HorizontalAlignment="Left" Margin="30,66,0,0" VerticalAlignment="Top" RenderTransformOrigin="0.165,0.065"/>
+                    <RadioButton x:Name="radioButtonDisableLed" Content="Disable LED" HorizontalAlignment="Left" Margin="10,107,0,0" VerticalAlignment="Top" GroupName="LEDControl"/>
+                </Grid>
+            </TabItem>
+            <TabItem x:Name="AUTO" Header="Auto">
+                <Grid Background="White" HorizontalAlignment="Left" Width="332" Margin="0,0,-2,0">
+                    <RadioButton x:Name="radioButtonCycleColour" Content="Cycle Colours" HorizontalAlignment="Left" Margin="10,54,0,0" VerticalAlignment="Top" Width="95"/>
+                    <Label x:Name="label2" Content="The following additional modes are not provided by the Intel WMI&#xA;Interface, they are generated and controlled by this program. They will&#xD;&#xA;only work while this program is running." HorizontalAlignment="Left" Margin="10,0,0,0" VerticalAlignment="Top" Width="340" Height="54" FontSize="10"/>
+                    <Slider x:Name="sliderCycleRate" HorizontalAlignment="Left" Margin="113,81,0,0" VerticalAlignment="Top" Minimum="1" Maximum="5000" Width="110" LargeChange="100" Height="20" SmallChange="10" TickPlacement="BottomRight" IsSnapToTickEnabled="True" TickFrequency="10" IsEnabled="{Binding IsChecked, ElementName=radioButtonCycleColour}" Value="500" />
+                    <Label x:Name="label3" Content="Cycle Rate " HorizontalAlignment="Left" Margin="40,74,0,0" VerticalAlignment="Top"/>
+                    <TextBox x:Name="textBoxCycleRateVal" HorizontalAlignment="Left" Height="23" Margin="230,78,0,0" TextWrapping="Wrap" VerticalAlignment="Top" Width="66" Text="{Binding ElementName=sliderCycleRate, Path=Value, UpdateSourceTrigger=PropertyChanged}" IsEnabled="{Binding IsChecked, ElementName=radioButtonCycleColour}"/>
+                    <Label x:Name="label4" Content="(milliseconds)" HorizontalAlignment="Left" Margin="35,91,0,0" VerticalAlignment="Top" Width="73" FontSize="10" RenderTransformOrigin="0.511,0.319"/>
+                </Grid>
+            </TabItem>
+        </TabControl>
+        <Button x:Name="button" Content="Apply" HorizontalAlignment="Left" Margin="10,168,0,0" VerticalAlignment="Top" Width="75" Click="applyChanges"/>
+        <Label x:Name="lableStatusText" Content="" Margin="100,162,10,0" VerticalAlignment="Top" Foreground="#FF807F7F"/>
     </Grid>
 </Window>
diff --git a/NucLedController/MainWindow.xaml.cs b/NucLedController/MainWindow.xaml.cs
index 2c26c7e..0d943c7 100644
--- a/NucLedController/MainWindow.xaml.cs
+++ b/NucLedController/MainWindow.xaml.cs
@@ -1,17 +1,8 @@
 using System;
-using System.Collections.Generic;
 using System.Linq;
-using System.Text;
-using System.Threading.Tasks;
+using System.Timers;
 using System.Windows;
 using System.Windows.Controls;
-using System.Windows.Data;
-using System.Windows.Documents;
-using System.Windows.Input;
-using System.Windows.Media;
-using System.Windows.Media.Imaging;
-using System.Windows.Navigation;
-using System.Windows.Shapes;
 
 namespace NucLedController
 {
@@ -20,25 +11,59 @@ namespace NucLedController
     /// </summary>
     public partial class MainWindow : Window
     {
+        private IControlMode currentControlMode = null;
+
         public MainWindow()
         {
             InitializeComponent();
-            //comboBoxColour.ItemsSource = Enum.GetValues(typeof(LEDController.Colour));
             comboBoxColour.ItemsSource = LEDColour.AvailableColours;
             comboBoxColour.DisplayMemberPath = "DisplayName";
             comboBoxColour.SelectedIndex = 0;
-            //comboBoxColour.SelectedValuePath = "ByteValue";
             comboBoxTransition.ItemsSource = LEDTransition.AvailableTransitions;
             comboBoxTransition.DisplayMemberPath = "DisplayName";
             comboBoxTransition.SelectedIndex = 0;
+
         }
 
-        private void button_Click(object sender, RoutedEventArgs e)
+        private void applyChanges(object sender, RoutedEventArgs e)
         {
-            Console.WriteLine("clicked! " + (LEDColour)comboBoxColour.SelectedItem);
+
             try
             {
-                LEDController.SetLEDState((LEDTransition)comboBoxTransition.SelectedItem, (LEDColour)comboBoxColour.SelectedItem);
+
+                // Stop the current control mode if there is one
+                if(currentControlMode != null)
+                {
+                    currentControlMode.Stop();
+                }
+
+                TabItem tabItem = tabControl.SelectedItem as TabItem;
+                if(tabItem.Name.ToString() == "AUTO")
+                {
+                    if(radioButtonCycleColour.IsChecked ?? false)
+                    {
+                        currentControlMode = new BlinkColourCyclerControlMode((int) sliderCycleRate.Value);
+                        currentControlMode.Start();
+                        lableStatusText.Content = "Colour cycle mode enabled";
+                    }
+                }
+                else
+                {
+                    if (radioButtonDisableLed.IsChecked ?? false)
+                    {
+                        LEDController.DisableLED();
+                        lableStatusText.Content = "LED disabled";
+                    }
+                    else
+                    {
+                        LEDTransition transition = comboBoxTransition.SelectedItem as LEDTransition;
+                        LEDColour colour = comboBoxColour.SelectedItem as LEDColour;
+                        LEDController.SetLEDState(transition, colour);
+                        lableStatusText.Content = $"LED set: {colour.DisplayName} - {transition.DisplayName}";
+                    }
+
+                }
+
             }
             catch (Exception ex)
             {
diff --git a/NucLedController/NucLedController.csproj b/NucLedController/NucLedController.csproj
index 06c894f..b5849c2 100644
--- a/NucLedController/NucLedController.csproj
+++ b/NucLedController/NucLedController.csproj
@@ -63,6 +63,8 @@
       <Generator>MSBuild:Compile</Generator>
       <SubType>Designer</SubType>
     </ApplicationDefinition>
+    <Compile Include="BlinkColourCyclerControlMode.cs" />
+    <Compile Include="IControlMode.cs" />
     <Compile Include="LEDColour.cs" />
     <Compile Include="LEDController.cs" />
     <Compile Include="LEDTransition.cs" />
-- 
cgit v1.2.3