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Slideshow ModlistImage made into a derivative OaPH

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This commit is contained in:
Justin Swanson
2019-10-27 23:36:46 -05:00
parent 46dbb0e1aa
commit b71d5c76a2
1 changed files with 37 additions and 39 deletions
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76
Wabbajack/View Models/SlideShow.cs
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@ -1,4 +1,4 @@
using ReactiveUI; using ReactiveUI;
using Splat; using Splat;
using System; using System;
using System.Collections.Generic; using System.Collections.Generic;
@ -48,6 +48,9 @@ namespace Wabbajack
private BitmapImage _Image; private BitmapImage _Image;
public BitmapImage Image { get => _Image; set => this.RaiseAndSetIfChanged(ref _Image, value); } public BitmapImage Image { get => _Image; set => this.RaiseAndSetIfChanged(ref _Image, value); }
private readonly ObservableAsPropertyHelper<BitmapImage> _ModlistImage;
public BitmapImage ModlistImage => _ModlistImage.Value;
private string _ModName = "Wabbajack"; private string _ModName = "Wabbajack";
public string ModName { get => _ModName; set => this.RaiseAndSetIfChanged(ref _ModName, value); } public string ModName { get => _ModName; set => this.RaiseAndSetIfChanged(ref _ModName, value); }
@ -89,53 +92,48 @@ namespace Wabbajack
}) })
.DisposeWith(this.CompositeDisposable); .DisposeWith(this.CompositeDisposable);
// Update splashscreen when modlist changes this._ModlistImage = Observable.CombineLatest(
Observable.CombineLatest( this.WhenAny(x => x.Installer.ModList),
(this).WhenAny(x => x.Installer.ModList), this.WhenAny(x => x.Installer.ModListPath),
(this).WhenAny(x => x.Installer.ModListPath), (modList, modListPath) => (modList, modListPath))
(this).WhenAny(x => x.Enable),
(modList, modListPath, enabled) => (modList, modListPath, enabled))
// Do any potential unzipping on a background thread
.ObserveOn(RxApp.TaskpoolScheduler) .ObserveOn(RxApp.TaskpoolScheduler)
.Select(u => .Select(u =>
{ {
if (u.enabled if (u.modList == null
&& u.modList != null || u.modListPath == null
&& u.modListPath != null || !File.Exists(u.modListPath)
&& File.Exists(u.modListPath) || string.IsNullOrEmpty(u.modList.Image)
&& !string.IsNullOrEmpty(u.modList.Image) || u.modList.Image.Length != 36)
&& u.modList.Image.Length == 36)
{ {
try return default(BitmapImage);
}
try
{
using (var fs = new FileStream(u.modListPath, FileMode.Open, FileAccess.Read, FileShare.Read))
using (var ar = new ZipArchive(fs, ZipArchiveMode.Read))
using (var ms = new MemoryStream())
{ {
using (var fs = new FileStream(u.modListPath, FileMode.Open, FileAccess.Read, FileShare.Read)) var entry = ar.GetEntry(u.modList.Image);
using (var ar = new ZipArchive(fs, ZipArchiveMode.Read)) using (var e = entry.Open())
using (var ms = new MemoryStream()) e.CopyTo(ms);
{ var image = new BitmapImage();
var entry = ar.GetEntry(u.modList.Image); image.BeginInit();
using (var e = entry.Open()) image.CacheOption = BitmapCacheOption.OnLoad;
e.CopyTo(ms); image.StreamSource = ms;
var image = new BitmapImage(); image.EndInit();
image.BeginInit(); image.Freeze();
image.CacheOption = BitmapCacheOption.OnLoad;
image.StreamSource = ms;
image.EndInit();
image.Freeze();
return image; return image;
}
}
catch (Exception ex)
{
this.Log().Warn(ex, "Error loading splash image.");
} }
} }
return this.WabbajackLogo; catch (Exception ex)
{
this.Log().Warn(ex, "Error loading modlist splash image.");
return default(BitmapImage);
}
}) })
.ObserveOn(RxApp.MainThreadScheduler) .ObserveOnGuiThread()
.StartWith(this.WabbajackLogo) .ToProperty(this, nameof(this.ModlistImage));
.Subscribe(bitmap => this.Image = bitmap)
.DisposeWith(this.CompositeDisposable);
/// Wire slideshow updates /// Wire slideshow updates
// Merge all the sources that trigger a slideshow update // Merge all the sources that trigger a slideshow update