PM> install-package OxyPlot.Wpf

<Window x:Class="OxyPlotWpfTests.MainWindow"
        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
        xmlns:oxy="http://oxyplot.org/wpf"
        xmlns:oxyPlotWpfTests="clr-namespace:OxyPlotWpfTests"
        Title="MainWindow" Height="350" Width="525">
    <Window.Resources>
        <oxyPlotWpfTests:MainWindowViewModel x:Key="MainWindowViewModel" />
    </Window.Resources>
    <Grid DataContext="{Binding Source={StaticResource MainWindowViewModel}}">
        <oxy:PlotView Model="{Binding PlotModel}"/>
    </Grid>
</Window>

public class MainWindowViewModel
{
   public PlotModel PlotModel { get; set; } 

        private void createPlotModel()
        {
            PlotModel = new PlotModel
            {
                Title = "سری خطوط",
                Subtitle = "Pan (right click and drag)/Zoom (Middle click and drag)/Reset (double-click)"
            };
            PlotModel.MouseDown += (sender, args) =>
            {
                if (args.ChangedButton == OxyMouseButton.Left && args.ClickCount == 2)
                {
                    foreach (var axis in PlotModel.Axes)
                        axis.Reset();

                    PlotModel.InvalidatePlot(false);
                }
            };
        }

       readonly LinearAxis _xAxis = new LinearAxis();
        private void addXAxis()
        {
            _xAxis.Minimum = 0;
            _xAxis.MaximumPadding = 1;
            _xAxis.MinimumPadding = 1;
            _xAxis.Position = AxisPosition.Bottom;
            _xAxis.Title = "X axis";
            _xAxis.MajorGridlineStyle = LineStyle.Solid;
            _xAxis.MinorGridlineStyle = LineStyle.Dot;
            PlotModel.Axes.Add(_xAxis);
        }

        readonly LinearAxis _yAxis = new LinearAxis();
        private void addYAxis()
        {
            _yAxis.Minimum = 0;
            _yAxis.Title = "Y axis";
            _yAxis.MaximumPadding = 1;
            _yAxis.MinimumPadding = 1;
            _yAxis.MajorGridlineStyle = LineStyle.Solid;
            _yAxis.MinorGridlineStyle = LineStyle.Dot;
            PlotModel.Axes.Add(_yAxis);
        }

        readonly LineSeries _lineSeries1 = new LineSeries();
        private void addLineSeries1()
        {
            _lineSeries1.MarkerType = MarkerType.Circle;
            _lineSeries1.StrokeThickness = 2;
            _lineSeries1.MarkerSize = 3;
            _lineSeries1.Title = "Start";
            _lineSeries1.MouseDown += (s, e) =>
            {
                if (e.ChangedButton == OxyMouseButton.Left)
                {
                    PlotModel.Subtitle = "Index of nearest point in LineSeries: " + Math.Round(e.HitTestResult.Index);
                    PlotModel.InvalidatePlot(false);
                }
            };
            PlotModel.Series.Add(_lineSeries1);
        }

        readonly LineSeries _lineSeries2 = new LineSeries();
        private void addLineSeries2()
        {
            _lineSeries2.MarkerType = MarkerType.Circle;
            _lineSeries2.Title = "End";
            _lineSeries2.StrokeThickness = 2;
            _lineSeries2.MarkerSize = 3;
            _lineSeries2.MouseDown += (s, e) =>
            {
                if (e.ChangedButton == OxyMouseButton.Left)
                {
                    PlotModel.Subtitle = "Index of nearest point in LineSeries: " + Math.Round(e.HitTestResult.Index);
                    PlotModel.InvalidatePlot(false);
                }
            };
            PlotModel.Series.Add(_lineSeries2);
        }

        private int _xMax;
        private int _yMax;
        private bool _haveNewPoints;
        private void addPoints()
        {
            var timer = new DispatcherTimer {Interval = TimeSpan.FromSeconds(1)};
            var rnd = new Random();
            var x = 1;
            updateXMax(x);
            timer.Tick += (sender, args) =>
            {
                var y1 = rnd.Next(100);
                updateYMax(y1);
                _lineSeries1.Points.Add(new DataPoint(x, y1));

                var y2 = rnd.Next(100);
                updateYMax(y2);
                _lineSeries2.Points.Add(new DataPoint(x, rnd.Next(y2)));

                x++;

                updateXMax(x);
                _haveNewPoints = true;
            };
            timer.Start();
        }

        private void updateXMax(int value)
        {
            if (value > _xMax)
            {
                _xMax = value;
            }
        }

        private void updateYMax(int value)
        {
            if (value > _yMax)
            {
                _yMax = value;
            }
        }

        private readonly Stopwatch _stopwatch = new Stopwatch();
        private void updatePlot()
        {
            CompositionTarget.Rendering += (sender, args) =>
            {
                if (_stopwatch.ElapsedMilliseconds > _lastUpdateMilliseconds + 2000 && _haveNewPoints)
                {
                    if (_yMax > 0 && _xMax > 0)
                    {
                        _yAxis.Maximum = _yMax + 3;
                        _xAxis.Maximum = _xMax + 1;
                    }

                    PlotModel.InvalidatePlot(false);

                    _haveNewPoints = false;
                    _lastUpdateMilliseconds = _stopwatch.ElapsedMilliseconds;
                }
            };
        }

namespace BlazorDemoApp.Models;

public record Product
{
    public int Id { get; set; }
    public required string Title { get; set; }
    public required string Description { get; set; }
    public decimal Price { get; set; }

    public List<int> Related { get; set; } = new();
}

using BlazorDemoApp.Models;

namespace BlazorDemoApp.Services;

public interface IProductStore
{
    IList<Product> GetAllProducts();
    Product GetProduct(int id);
    IList<Product> GetRelatedProducts(int productId);
}

public class ProductStore : IProductStore
{
    private static readonly List<Product> ProductsDataSource =
        new()
        {
            new Product
            {
                Id = 1, Title = "Smart speaker", Price = 22m,
                Description =
                    "This smart speaker delivers excellent sound quality and comes with built-in voice control, offering an impressive music listening experience.",
                Related = new List<int> { 2, 3 },
            },
            new Product
            {
                Id = 2, Title = "Regular speaker", Price = 89m,
                Description =
                    "Enjoy room-filling sound with this regular speaker. With its slick design, it perfectly fits into any room in your house.",
                Related = new List<int> { 1, 3 },
            },
            new Product
            {
                Id = 3, Title = "Speaker cable", Price = 12m,
                Description =
                    "This high-quality speaker cable ensures a reliable and clear audio connection for your sound system.",
            },
        };

    public IList<Product> GetAllProducts() => ProductsDataSource;

    public Product GetProduct(int id) => ProductsDataSource.Single(p => p.Id == id);

    public IList<Product> GetRelatedProducts(int productId)
    {
        var product = ProductsDataSource.Single(x => x.Id == productId);
        return ProductsDataSource.Where(p => product.Related.Contains(p.Id)).ToList();
    }
}

builder.Services.AddScoped<IProductStore, ProductStore>();

@page "/Products"
@using BlazorDemoApp.Models
@using BlazorDemoApp.Services

@inject IProductStore Store

@attribute [StreamRendering]

<h3>Products</h3>

@if (_products == null)
{
    <p>Loading...</p>
}
else
{
    @foreach (var item in _products)
    {
        <a href="/ProductDetails/@item.Id">
            <div>
                <div>
                    <h5>@item.Title</h5>
                </div>
                <div>
                    <h5>@item.Price.ToString("c")</h5>
                </div>
            </div>
        </a>
    }
}

@code {
    private IList<Product>? _products;

    protected override Task OnInitializedAsync() => GetProductsAsync();

    private async Task GetProductsAsync()
    {
        await Task.Delay(1000); // Simulates asynchronous loading to demonstrate streaming rendering
        _products = Store.GetAllProducts();
    }

}

@page "/ProductDetails/{ProductId}"
@using BlazorDemoApp.Models
@using BlazorDemoApp.Services

@inject IProductStore Store

@attribute [StreamRendering]

@if (_product == null)
{
    <p>Loading...</p>
}
else
{
    <div>
        <div>
            <h5>
                @_product.Title (@_product.Price.ToString("C"))
            </h5>
            <p>
                @_product.Description
            </p>
        </div>
        @if (_product.Related.Count > 0)
        {
            <div>
                <RelatedProducts ProductId="Convert.ToInt32(ProductId)" />
            </div>
        }
    </div>
    <NavLink href="/Products">Back</NavLink>
}

@code {
    private Product? _product;

    [Parameter]
    public string? ProductId { get; set; }

    protected override Task OnInitializedAsync() => GetProductAsync();

    private async Task GetProductAsync()
    {
        await Task.Delay(1000); // Simulates asynchronous loading to demonstrate streaming rendering
        _product = Store.GetProduct(Convert.ToInt32(ProductId));
    }

}

<RelatedProducts ProductId="Convert.ToInt32(ProductId)" />

@using BlazorDemoApp.Models
@using BlazorDemoApp.Services
@inject IProductStore Store

<button @onclick="LoadRelatedProducts">Related products</button>

@if (_loadRelatedProducts)
{
    @if (_relatedProducts == null)
    {
        <p>Loading...</p>
    }
    else
    {
        <div>
            @foreach (var item in _relatedProducts)
            {
                <a href="/ProductDetails/@item.Id">
                    <div>
                        <h5>@item.Title (@item.Price.ToString("C"))</h5>
                    </div>
                </a>
            }
        </div>
    }
}

@code{

    private IList<Product>? _relatedProducts;
    private bool _loadRelatedProducts;

    [Parameter]
    public int ProductId { get; set; }

    private async Task LoadRelatedProducts()
    {
        _loadRelatedProducts = true;
        await Task.Delay(1000); // Simulates asynchronous loading to demonstrate InteractiveServer mode
        _relatedProducts = Store.GetRelatedProducts(ProductId);
    }

}

<RelatedProducts ProductId="Convert.ToInt32(ProductId)" @rendermode="@InteractiveServer"/>

<script src="_framework/blazor.web.js"></script>

<RelatedProducts ProductId="Convert.ToInt32(ProductId)" @rendermode="@(new InteractiveServerRenderMode(false))"/>

@using static Microsoft.AspNetCore.Components.Web.RenderMode

public static class RenderMode
  {
    public static InteractiveServerRenderMode InteractiveServer { get; } = new InteractiveServerRenderMode();

    public static InteractiveWebAssemblyRenderMode InteractiveWebAssembly { get; } = new InteractiveWebAssemblyRenderMode();

    public static InteractiveAutoRenderMode InteractiveAuto { get; } = new InteractiveAutoRenderMode();
  }


public class InteractiveServerRenderMode : IComponentRenderMode
  {
    public InteractiveServerRenderMode()
      : this(true)
    {
    }

    public InteractiveServerRenderMode(bool prerender) => this.Prerender = prerender;

    public bool Prerender { get; }
  }

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