SimpleDraw/Models/DrawingPoints.cs

using System.Collections.ObjectModel;
using Avalonia;
using Avalonia.Media;
using CommunityToolkit.Mvvm.ComponentModel;

namespace SimpleDraw.Models;

public class DrawingPoints : ObservableObject
{
    private ObservableCollection<Point> _drawingPoints = new ObservableCollection<Point>();

    private Brush _brush;
    private double _brushThickness;
    
    public Brush Brush
    {
        get => _brush;
        set => SetProperty(ref _brush, value);
    }
    
    public double BrushThickness
    {
        get => _brushThickness;
        set => SetProperty(ref _brushThickness, value);
    }
    
    public ObservableCollection<Point> CurrentDrawingPoints
    {
        get => _drawingPoints;
        set => SetProperty(ref _drawingPoints, value);
    }

    public DrawingPoints(Brush brush, double brushThickness)
    {
        Brush = brush;
        BrushThickness = brushThickness;
    }
}