wabbajack/Wabbajack/Views/Common/TopProgressView.xaml.cs

using System.Reactive.Linq;
using System.Windows;
using System.Windows.Controls;
using ReactiveUI;
using System;
using ReactiveUI.Fody.Helpers;
using Wabbajack.Lib;
using System.Reactive.Disposables;

namespace Wabbajack
{
    /// <summary>
    /// Interaction logic for TopProgressView.xaml
    /// </summary>
    public partial class TopProgressView : UserControlRx<ViewModel>
    {
        public double ProgressPercent
        {
            get => (double)GetValue(ProgressPercentProperty);
            set => SetValue(ProgressPercentProperty, value);
        }
        public static readonly DependencyProperty ProgressPercentProperty = DependencyProperty.Register(nameof(ProgressPercent), typeof(double), typeof(TopProgressView),
             new FrameworkPropertyMetadata(default(double), WireNotifyPropertyChanged));

        public string Title
        {
            get => (string)GetValue(TitleProperty);
            set => SetValue(TitleProperty, value);
        }
        public static readonly DependencyProperty TitleProperty = DependencyProperty.Register(nameof(Title), typeof(string), typeof(TopProgressView),
             new FrameworkPropertyMetadata(default(string)));

        public string StatePrefixTitle
        {
            get => (string)GetValue(StatePrefixTitleProperty);
            set => SetValue(StatePrefixTitleProperty, value);
        }
        public static readonly DependencyProperty StatePrefixTitleProperty = DependencyProperty.Register(nameof(StatePrefixTitle), typeof(string), typeof(TopProgressView),
             new FrameworkPropertyMetadata(default(string)));

        public bool OverhangShadow
        {
            get => (bool)GetValue(OverhangShadowProperty);
            set => SetValue(OverhangShadowProperty, value);
        }
        public static readonly DependencyProperty OverhangShadowProperty = DependencyProperty.Register(nameof(OverhangShadow), typeof(bool), typeof(TopProgressView),
             new FrameworkPropertyMetadata(true));

        public bool ShadowMargin
        {
            get => (bool)GetValue(ShadowMarginProperty);
            set => SetValue(ShadowMarginProperty, value);
        }
        public static readonly DependencyProperty ShadowMarginProperty = DependencyProperty.Register(nameof(ShadowMargin), typeof(bool), typeof(TopProgressView),
             new FrameworkPropertyMetadata(true));

        [Reactive]
        public double ProgressOpacityPercent { get; private set; }

        public TopProgressView()
        {
            InitializeComponent();
            this.WhenActivated(dispose =>
            {
                this.WhenAny(x => x.ProgressPercent)
                    .Select(x =>
                    {
                        return 0.3 + x * 0.7;
                    })
                    .Subscribe(x => ProgressOpacityPercent = x)
                    .DisposeWith(dispose);
            });
        }
    }
}