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PortfolioManager/Renderers/BollingerBandRenderer.cs

@@ -88,6 +88,7 @@ namespace PortfolioManager.Renderers
       portfolioTrades = PortfolioDA.GetTradesSymbol(selectedSymbol);
       portfolioTradesLots = LotAggregator.CombineLots(portfolioTrades);
 
+      Plotter.Plot.Clear();
       if (null != portfolioTrades && 0 != portfolioTrades.Count)
       {
         DateGenerator dateGenerator = new DateGenerator();
@@ -451,6 +452,14 @@ namespace PortfolioManager.Renderers
 
     // *********************************************************** P R O P E R T I E S *****************************************************
 
+    public Prices Prices
+    {
+      get
+      {
+        return prices;
+      }
+    }
+
     public bool SyncTradeToBand
     {
       get

PortfolioManager/ViewModels/ScottPlotViewModel.cs

@@ -1,42 +1,261 @@
 using System;
+using System.Collections.Generic;
+using System.Collections.ObjectModel;
+using System.ComponentModel;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using DynamicData;
+using MarketData;
+using MarketData.Cache;
+using MarketData.DataAccess;
+using MarketData.MarketDataModel;
+using MarketData.Utils;
 using PortfolioManager.Renderers;
+using PortfolioManager.UIUtils;
 using ScottPlot.Avalonia;
 
 namespace PortfolioManager.ViewModels
 {
- 
+  public partial class ScottPlotViewModel : PlotterWorkspaceViewModel
-    public partial class ScottPlotViewModel : PlotterWorkspaceViewModel
+  {
+//    private AvaPlot plotter = default;
+    private List<String> watchListNames;
+    private String selectedWatchList;
+    private ObservableCollection<String> symbols = new ObservableCollection<String>();
+    private List<Int32> dayCounts = new int[] { 60, 90, 180, 360, 720, 1440, 3600 }.ToList<int>();
+    private int selectedDayCount = 90;
+    private bool isBusy = false;
+    private String selectedSymbol = default;
+    private String companyName = default;
+    BollingerBandRenderer bollingerBandRenderer = default;
+
+    public ScottPlotViewModel()
     {
-        private AvaPlot plotter = default;
+      DisplayName = "Bollinger";
-        public ScottPlotViewModel()
+      Plotter = new AvaPlot();
-        {
+      base.OnPropertyChanged("Plotter");
-            OnPlotterLoadedEventHandler += PlotterLoadedEvent;
+      OnPlotterLoadedEventHandler += PlotterLoadedEvent;
-        }
+      PropertyChanged += OnViewModelPropertyChanged;
-
+      Initialize();
-        public void PlotterLoadedEvent(object sender, PlotterLoadedEventArgs e)
-        {
-            // String selectedSymbol = "VST";
-            String selectedSymbol = "CRS";
-            int selectedDayCount = 180;
-
-            plotter = e.AvaPlot;  
-            BollingerBandRenderer bollingerBandRenderer = new BollingerBandRenderer(plotter);
-            bollingerBandRenderer.SetData(selectedSymbol, selectedDayCount);
-            bollingerBandRenderer.Render();
-        }
-        // ********************************************** P E R S I S T E N C E *************************
-        public override bool CanPersist()
-        {
-            return false;
-        }
-
-        public override SaveParameters GetSaveParameters()
-        {
-            return null;
-        }
-
-        public override void SetSaveParameters(SaveParameters saveParameters)
-        {
-        }
     }
+
+    protected override void OnDispose()
+    {
+      MDTrace.WriteLine(LogLevel.DEBUG, $"Dispose BollingerBandViewModel");
+      base.OnDispose();
+    }
+
+    private void Initialize(bool executePropertyChanged = true)
+    {
+      Task workerTask = Task.Factory.StartNew(() =>
+      {
+        MDTrace.WriteLine(LogLevel.DEBUG, $"BollingerBandViewModel::Initialize()");
+        watchListNames = WatchListDA.GetWatchLists();
+        watchListNames.Insert(0, UIConstants.CONST_ALL);
+        selectedWatchList = watchListNames.Find(x => x.Equals("Valuations"));
+        symbols.AddRange(WatchListDA.GetWatchList(selectedWatchList));
+      });
+      workerTask.ContinueWith((continuation) =>
+      {
+        if (executePropertyChanged)
+        {
+          base.OnPropertyChanged("Symbols");
+          base.OnPropertyChanged("WatchListNames");
+          base.OnPropertyChanged("SelectedWatchList");
+        }
+      });
+    }
+
+
+    // *******************************************************************************************************************************************     
+    /// <summary>
+    /// This event will be called the first time the view is rendered and each time the view comes back into focus (i.e.) Tab activated
+    /// </summary>
+    /// <param name="sender"></param>
+    /// <param name="e"></param>
+    public void PlotterLoadedEvent(object sender, PlotterLoadedEventArgs e)
+    {
+ //     Plotter = e.AvaPlot;
+ //     Plotter.Plot.Clear();
+ //     Plotter.Refresh();
+ //     base.OnPropertyChanged("SelectedSymbol");
+ //     MDTrace.WriteLine(LogLevel.DEBUG,$"SelectedSymbol:{selectedSymbol}");
+      // if (default == Plotter)
+      // {
+      //   Plotter = e.AvaPlot;
+      //   Plotter.Plot.Clear();
+      // }
+      // else
+      // {
+      //   Plotter = e.AvaPlot;
+      //   Plotter.Plot.Clear();
+      //   base.OnPropertyChanged("SelectedSymbol");
+      // }
+    }
+
+    private void OnViewModelPropertyChanged(object sender, PropertyChangedEventArgs eventArgs)
+    {
+
+      if ((eventArgs.PropertyName.Equals("SyncTradeToBand") ||
+          eventArgs.PropertyName.Equals("ShowTradeLabels") ||
+          eventArgs.PropertyName.Equals("SelectedSymbol") ||
+          eventArgs.PropertyName.Equals("ShowRiskFree") ||
+          eventArgs.PropertyName.Equals("LeastSquaresFit") ||
+          eventArgs.PropertyName.Equals("SelectedDayCount"))
+          && !String.IsNullOrEmpty(selectedSymbol)
+          && default!=Plotter)
+      {
+        IsBusy = true;
+        Task workerTask = Task.Factory.StartNew(() =>
+        {
+          companyName = PricingDA.GetNameForSymbol(selectedSymbol);
+          bollingerBandRenderer = new BollingerBandRenderer(Plotter);
+          bollingerBandRenderer.SetData(selectedSymbol, selectedDayCount);
+          bollingerBandRenderer.Render();
+        });
+        workerTask.ContinueWith((continuation) =>
+        {
+          base.OnPropertyChanged("GraphTitle");
+          IsBusy = false;
+        });
+      }
+    }
+
+    // ********************************************** P E R S I S T E N C E *************************
+    public override bool CanPersist()
+    {
+      return false;
+    }
+
+    public override SaveParameters GetSaveParameters()
+    {
+      return null;
+    }
+
+    public override void SetSaveParameters(SaveParameters saveParameters)
+    {
+    }
+
+    // ****************************************************** P R O P E R T I E S ************************************************
+
+    public AvaPlot Plotter { get; set; } = default;
+
+    public String GraphTitle
+    {
+      get
+      {
+        if (null == companyName || null == bollingerBandRenderer || null == bollingerBandRenderer.Prices) return "";
+        String displayCompanyName = companyName;
+        if (displayCompanyName.Length > 40) displayCompanyName = displayCompanyName.Substring(0, 40) + "...";
+        StringBuilder sb = new StringBuilder();
+        float change = float.NaN;
+        Prices prices2day = new Prices(bollingerBandRenderer.Prices.Take(2).ToList());
+        if (2 == prices2day.Count) change = prices2day.GetReturns()[0];
+        sb.Append(displayCompanyName);
+        sb.Append(" (").Append(selectedSymbol).Append(") ");
+        sb.Append(Utility.DateTimeToStringMMHDDHYYYY(bollingerBandRenderer.Prices[bollingerBandRenderer.Prices.Count - 1].Date));
+        sb.Append(" Thru ");
+        sb.Append(Utility.DateTimeToStringMMHDDHYYYY(bollingerBandRenderer.Prices[0].Date));
+        sb.Append(" (").Append(Utility.FormatCurrency(bollingerBandRenderer.Prices[0].Close));
+        sb.Append("/").Append(Utility.FormatCurrency(bollingerBandRenderer.Prices[0].Low));
+        if (!float.IsNaN(change))
+        {
+          sb.Append(",");
+          sb.Append(change >= 0.00 ? "+" : "").Append(Utility.FormatPercent((double)change));
+        }
+        sb.Append(")");
+        return sb.ToString();
+      }
+    }
+
+    public List<String> WatchListNames
+    {
+      get
+      {
+        return watchListNames;
+      }
+    }
+
+    public String SelectedWatchList
+    {
+      get
+      {
+        return selectedWatchList;
+      }
+      set
+      {
+        selectedWatchList = value;
+        base.OnPropertyChanged("SelectedWatchList");
+      }
+    }
+
+    public ObservableCollection<String> Symbols
+    {
+      get
+      {
+        return symbols;
+      }
+    }
+
+    public int SelectedDayCount
+    {
+      get
+      {
+        return selectedDayCount;
+      }
+      set
+      {
+        selectedDayCount = value;
+        base.OnPropertyChanged("SelectedDayCount");
+      }
+    }
+
+    public List<int> DayCounts
+    {
+      get
+      {
+        return dayCounts;
+      }
+    }   
+
+    public String SelectedSymbol
+    {
+      get
+      {
+        return selectedSymbol;
+      }
+      set
+      {
+        if (String.IsNullOrEmpty(value))
+        {
+          return;
+        }
+        selectedSymbol = value;
+        base.OnPropertyChanged("SelectedSymbol");
+      }
+    }    
+
+    public bool IsBusy
+    {
+      get
+      {
+        return isBusy;
+      }
+      set
+      {
+        isBusy = value;
+        base.OnPropertyChanged("IsBusy");
+      }
+    }
+
+    public override String Title
+    {
+      get
+      {
+        if (null == selectedSymbol) return DisplayName;
+        return "Bollinger " + "(" + selectedSymbol + ")";
+      }
+    }
+  }
 }

PortfolioManager/Views/BollingerBandView.axaml

@@ -22,7 +22,7 @@
       <local:OSValueConverter x:Key="OSValueConverter"/>
   </UserControl.Resources>
 
-		<Grid Background="LightGray">
+	<Grid Background="LightGray">
     <li:LoadingIndicator ZIndex="1" IsActive="{Binding IsBusy}" Mode="Arcs" SpeedRatio="1.2" Width="200" Height="200"/>
     <DockPanel>
       <Grid Margin="4">

PortfolioManager/Views/ScottPlotView.axaml

@@ -11,5 +11,78 @@
              mc:Ignorable="d" d:DesignWidth="800" d:DesignHeight="450"
              x:DataType="vm:ScottPlotViewModel"
              x:Class="PortfolioManager.Views.ScottPlotView">
-  <ScottPlot:AvaPlot Name="AvaPlot" Loaded="AvaPlot_Loaded"/>
+  <UserControl.Resources>
+      <local:CurrencyValueConverter x:Key="CurrencyFormat"/>
+      <local:DoubleValueConverter x:Key="DoubleFormat"/>
+      <local:IntValueConverter x:Key="IntFormat"/>
+      <local:DateValueConverter x:Key="DateFormat"/>
+      <local:RMultipleValueConverter x:Key="RMultipleFormat"/>
+      <local:BoolValueConverter x:Key="BoolFormat"/>
+      <local:OSValueConverter x:Key="OSValueConverter"/>
+  </UserControl.Resources>
+
+	<Grid Background="LightGray">
+    <li:LoadingIndicator ZIndex="1" IsActive="{Binding IsBusy}" Mode="Arcs" SpeedRatio="1.2" Width="200" Height="200"/>
+    <DockPanel>
+      <Grid Margin="4">
+        <Grid.ColumnDefinitions>
+          <ColumnDefinition Width="Auto" />
+          <ColumnDefinition Width="6" />
+          <ColumnDefinition Width="*" />
+        </Grid.ColumnDefinitions>
+        <Grid.RowDefinitions>
+          <RowDefinition Height="Auto" />
+          <RowDefinition Height="Auto" />
+          <RowDefinition Height="3" />
+          <RowDefinition Height="30" />
+          <RowDefinition Height="30" />
+          <RowDefinition Height="30" />          
+          <RowDefinition Height="30" />
+          <RowDefinition Height="30" />
+          <RowDefinition Height="89*" />
+        </Grid.RowDefinitions>
+        <StackPanel Grid.Row="0" Grid.Column="0" Orientation="Vertical">
+          <Label Content="Watch List" HorizontalAlignment="Left" ></Label>
+          <ComboBox ItemsSource="{Binding Path=WatchListNames, Mode=OneWay}" SelectedItem="{Binding Path=SelectedWatchList}">
+            <ComboBox.ItemsPanel>
+              <ItemsPanelTemplate>
+                <VirtualizingStackPanel/>
+              </ItemsPanelTemplate>
+            </ComboBox.ItemsPanel>
+          </ComboBox>
+
+          <Label Content="Symbols" HorizontalAlignment="Left" ></Label>
+          <ComboBox ItemsSource="{Binding Path=Symbols, Mode=OneWay}" SelectedItem="{Binding Path=SelectedSymbol}">
+            <ComboBox.ItemsPanel>
+              <ItemsPanelTemplate>
+                <VirtualizingStackPanel/>
+              </ItemsPanelTemplate>
+            </ComboBox.ItemsPanel>
+          </ComboBox>
+          <Label Content="Day Count" HorizontalAlignment="Left" ></Label>
+          <ComboBox ItemsSource="{Binding Path=DayCounts, Mode=OneWay}" SelectedItem="{Binding Path=SelectedDayCount}"/>
+          <!-- <Button Content="Refresh" HorizontalAlignment="Stretch" Command="{Binding Path=Refresh}"></Button>     
+          <CheckBox Content="Sync Trade To Band" IsChecked="{Binding Mode=TwoWay,Path=SyncTradeToBand}" HorizontalAlignment="Stretch" />
+          <CheckBox Content="Show Trade Labels" IsChecked="{Binding Mode=TwoWay,Path=ShowTradeLabels}" HorizontalAlignment="Stretch" />
+          <CheckBox Content="Show Insider Transactions" IsChecked="{Binding Mode=TwoWay,Path=CheckBoxShowInsiderTransactions}" HorizontalAlignment="Stretch" /> -->
+        </StackPanel>
+		</Grid>
+
+        <Grid> 
+        <Grid.RowDefinitions>
+          <RowDefinition Height="3*" />
+          <RowDefinition Height="*" />
+        </Grid.RowDefinitions>
+            <Grid >
+              <Grid.RowDefinitions>
+                <RowDefinition Height="24" />
+                <RowDefinition Height="*" />
+              </Grid.RowDefinitions>
+              <TextBlock Grid.Row="0" FontSize="16" Text="{Binding Path=GraphTitle}"  HorizontalAlignment="Center"></TextBlock>  
+              <!-- <ScottPlot:AvaPlot Grid.Row="1" Name="AvaPlot" Loaded="AvaPlot_Loaded"/> -->
+              <ContentControl Grid.Row="1" Content="{Binding Path=Plotter}"/>
+          </Grid>
+      </Grid>
+    </DockPanel>
+  </Grid>
 </UserControl>

PortfolioManager/Views/ScottPlotView.axaml.cs

@@ -19,13 +19,14 @@ public partial class ScottPlotView : UserControl
     private void AvaPlot_Loaded(object sender, RoutedEventArgs e)
     {
         // This code will execute when the AvaPlot is loaded
-        if (sender is ScottPlot.Avalonia.AvaPlot)
+        // if (sender is ScottPlot.Avalonia.AvaPlot)
-        {
+        // {
-          if (default == avaPlot)
+        //   if (default == avaPlot)
-          {
+        //   {
-              PlotterWorkspaceViewModel viewModel = (DataContext as PlotterWorkspaceViewModel);
+        //       PlotterWorkspaceViewModel viewModel = (DataContext as PlotterWorkspaceViewModel);
-              viewModel.OnPlotterLoaded(this.Find<AvaPlot>("AvaPlot"));
+        //       avaPlot = this.Find<AvaPlot>("AvaPlot");
-          }                
+        //       viewModel.OnPlotterLoaded(avaPlot);
-        }
+        //   }                
+        // }
     }
 }