add oxyplot

KMeansGui/Shell/ShellView.axaml

@@ -2,14 +2,29 @@
         xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
         xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
         xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
-        xmlns:kMeansGui="clr-namespace:KMeansGui" x:Name="LayoutRoot"
+        xmlns:kMeansGui="clr-namespace:KMeansGui"
+        xmlns:avalonia="http://oxyplot.org/avalonia"
+        x:Name="LayoutRoot"
         mc:Ignorable="d" d:DesignWidth="800" d:DesignHeight="450"
         x:Class="KMeansGui.ShellView"
         Title="KMeansGui">
-	<Window.DataContext>
-		<kMeansGui:ShellViewModel />
-	</Window.DataContext>
-	<Grid RowDefinitions="*,*" ColumnDefinitions="*,*">
-		<Button Command="{Binding OpenCsvFileAsync}" CommandParameter="{Binding ElementName=LayoutRoot}" >Load CSV file</Button>
-	</Grid>
-</Window>
+    <Window.DataContext>
+        <kMeansGui:ShellViewModel />
+    </Window.DataContext>
+    <Grid ColumnDefinitions="*,*">
+        <StackPanel Grid.Row="0" Grid.Column="0" Spacing="10">
+            <Button HorizontalAlignment="Stretch" Command="{Binding OpenCsvFileAsync}"
+                    CommandParameter="{Binding ElementName=LayoutRoot}">
+                Load CSV file
+            </Button>
+            <TextBox UseFloatingWatermark="True" Watermark="Hello" Text="{Binding CountOfCentroids}"></TextBox>
+        </StackPanel>
+        <avalonia:Plot Height="150" Grid.Column="1"
+                       PlotMargins="50 0 0 0"
+                       PlotAreaBorderColor="#999999">
+            <avalonia:Plot.Series>
+                <avalonia:ScatterSeries Items="{Binding Points}" />
+            </avalonia:Plot.Series>
+        </avalonia:Plot>
+    </Grid>
+</Window>

KMeansGui/Shell/ShellViewModel.cs

@@ -1,4 +1,5 @@
-using System.Threading.Tasks;
+using System.Collections.Generic;
+using System.Threading.Tasks;
 using Avalonia.Controls;
 using MvvmGen;
 
@@ -7,13 +8,21 @@ namespace KMeansGui
     [ViewModel]
     public partial class ShellViewModel
     {
-
+        [Property] private int _countOfCentroids;
+        [Property] private List<KMeansBase.Point> _points;
 
         public async Task OpenCsvFileAsync(object parent)
         {
             if (parent is Window window)
             {
+                var fileDialogFilter = new FileDialogFilter();
+                fileDialogFilter.Extensions.Add("csv");
+                fileDialogFilter.Name = "comma separated file";
                 var fileDialog = new OpenFileDialog();
+                fileDialog.AllowMultiple = false;
+
+                fileDialog.Filters.Add(fileDialogFilter);
+                fileDialog.Title = "Select a csv file.";
                 var result = await fileDialog.ShowAsync(window);
             }
         }