MyClass.cs

namespace StrategoGUI
{
    public class GameField
    {
        public Players Player { get; set; } = Players.Nobody;

        public GameField(CellLocation location)
        {
            Location = location;
        }
    }
    
    public enum Players
    {
        Nobody,
        Player,
        Computer
    }
}

MyView.xaml

<Window xmlns="https://github.com/avaloniaui"
        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
        xmlns:local="clr-namespace:StrategoGUI"
        Width="{Binding Width}"
        Height="{Binding Height}"
        Title="GameWindow">
    <Window.Styles >
        <Style Selector="ItemsControl > ContentPresenter">
            <Setter Property="Canvas.Left" Value="{Binding Location.X}"/>
            <Setter Property="Canvas.Top" Value="{Binding Location.Y}"/>
        </Style>
    </Window.Styles>
    
    <ItemsControl
        Items="{Binding GameFields}" <!-- collection of classes show above -->
        Width="{Binding Width}"
        Height="{Binding Height}">
        
        <ItemsControl.ItemsPanel>
            <ItemsPanelTemplate>
                <Canvas/>
            </ItemsPanelTemplate>
        </ItemsControl.ItemsPanel>

        <ItemsControl.DataTemplates>
            <DataTemplate DataType="{x:Type local:GameField }">  <!-- if( Elem.Player == Players.Nobody , and another enum vals analogus--> 
                <Image  Width="64" Height="64" Source="resm:StrategoGUI.Resources.empty.png"  />
            </DataTemplate>
        </ItemsControl.DataTemplates>
    </ItemsControl>
</Window>