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398 lines
14 KiB
398 lines
14 KiB
1 month ago
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using System;
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using System.IO;
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using System.Numerics;
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using Avalonia.Controls;
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using Avalonia.Data;
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using Avalonia.Interactivity;
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using Avalonia.Layout;
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using Avalonia.Logging;
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using Avalonia.Media;
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using Avalonia.Metadata;
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using Avalonia.Platform;
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using Avalonia.Rendering.Composition;
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using SkiaSharp;
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using SkiaSharp.SceneGraph;
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using SkiaSharp.Skottie;
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namespace Avalonia.Skia.Lottie;
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public class Lottie : Control
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{
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private Animation? _animation;
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private int _repeatCount;
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private readonly Uri _baseUri;
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private string? _preloadPath;
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private CompositionCustomVisual? _customVisual;
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public const int Infinity = -1;
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public static readonly StyledProperty<string?> PathProperty = AvaloniaProperty.Register<Lottie, string>("Path", (string)null, false, (BindingMode)1, (Func<string, bool>)null, (Func<AvaloniaObject, string, string>)null, false);
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public static readonly StyledProperty<Stretch> StretchProperty = AvaloniaProperty.Register<Lottie, Stretch>("Stretch", (Stretch)2, false, (BindingMode)1, (Func<Stretch, bool>)null, (Func<AvaloniaObject, Stretch, Stretch>)null, false);
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public static readonly StyledProperty<StretchDirection> StretchDirectionProperty = AvaloniaProperty.Register<Lottie, StretchDirection>("StretchDirection", (StretchDirection)2, false, (BindingMode)1, (Func<StretchDirection, bool>)null, (Func<AvaloniaObject, StretchDirection, StretchDirection>)null, false);
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public static readonly StyledProperty<int> RepeatCountProperty = AvaloniaProperty.Register<Lottie, int>("RepeatCount", -1, false, (BindingMode)1, (Func<int, bool>)null, (Func<AvaloniaObject, int, int>)null, false);
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[Content]
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public string? Path
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{
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get
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{
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return ((AvaloniaObject)this).GetValue<string>(PathProperty);
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}
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set
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{
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((AvaloniaObject)this).SetValue<string>(PathProperty, value, (BindingPriority)0);
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}
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}
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public Stretch Stretch
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{
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get
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{
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//IL_0006: Unknown result type (might be due to invalid IL or missing references)
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return ((AvaloniaObject)this).GetValue<Stretch>(StretchProperty);
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}
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set
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{
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//IL_0006: Unknown result type (might be due to invalid IL or missing references)
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((AvaloniaObject)this).SetValue<Stretch>(StretchProperty, value, (BindingPriority)0);
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}
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}
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public StretchDirection StretchDirection
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{
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get
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{
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//IL_0006: Unknown result type (might be due to invalid IL or missing references)
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return ((AvaloniaObject)this).GetValue<StretchDirection>(StretchDirectionProperty);
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}
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set
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{
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//IL_0006: Unknown result type (might be due to invalid IL or missing references)
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((AvaloniaObject)this).SetValue<StretchDirection>(StretchDirectionProperty, value, (BindingPriority)0);
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}
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}
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public int RepeatCount
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{
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get
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{
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return ((AvaloniaObject)this).GetValue<int>(RepeatCountProperty);
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}
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set
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{
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((AvaloniaObject)this).SetValue<int>(RepeatCountProperty, value, (BindingPriority)0);
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}
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}
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public Lottie(Uri baseUri)
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{
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_baseUri = baseUri;
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}
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public Lottie(IServiceProvider serviceProvider)
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{
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_baseUri = serviceProvider.GetContextBaseUri();
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}
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protected override void OnLoaded(RoutedEventArgs routedEventArgs)
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{
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//IL_006f: Unknown result type (might be due to invalid IL or missing references)
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//IL_0074: Unknown result type (might be due to invalid IL or missing references)
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//IL_0077: Unknown result type (might be due to invalid IL or missing references)
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//IL_007c: Unknown result type (might be due to invalid IL or missing references)
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//IL_0086: Unknown result type (might be due to invalid IL or missing references)
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//IL_008b: Unknown result type (might be due to invalid IL or missing references)
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//IL_008e: Unknown result type (might be due to invalid IL or missing references)
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//IL_0093: Unknown result type (might be due to invalid IL or missing references)
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//IL_00a1: Unknown result type (might be due to invalid IL or missing references)
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//IL_00b9: Unknown result type (might be due to invalid IL or missing references)
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//IL_00c4: Unknown result type (might be due to invalid IL or missing references)
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((Control)this).OnLoaded(routedEventArgs);
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CompositionVisual elementVisual = ElementComposition.GetElementVisual((Visual)(object)this);
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Compositor val = ((elementVisual != null) ? ((CompositionObject)elementVisual).Compositor : null);
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if (val != null)
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{
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_customVisual = val.CreateCustomVisual((CompositionCustomVisualHandler)(object)new LottieCompositionCustomVisualHandler());
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ElementComposition.SetElementChildVisual((Visual)(object)this, (CompositionVisual)(object)_customVisual);
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((Layoutable)this).LayoutUpdated += OnLayoutUpdated;
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if (_preloadPath != null)
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{
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DisposeImpl();
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Load(_preloadPath);
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CompositionCustomVisual? customVisual = _customVisual;
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Rect bounds = ((Visual)this).Bounds;
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Size size = ((Rect)(ref bounds)).Size;
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float x = (float)((Size)(ref size)).Width;
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bounds = ((Visual)this).Bounds;
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size = ((Rect)(ref bounds)).Size;
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((CompositionVisual)customVisual).Size = Vector.op_Implicit(new Vector2(x, (float)((Size)(ref size)).Height));
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_customVisual.SendHandlerMessage((object)new LottiePayload(LottieCommand.Update, _animation, Stretch, StretchDirection));
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Start();
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_preloadPath = null;
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}
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}
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}
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protected override void OnUnloaded(RoutedEventArgs routedEventArgs)
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{
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((Control)this).OnUnloaded(routedEventArgs);
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((Layoutable)this).LayoutUpdated -= OnLayoutUpdated;
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Stop();
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DisposeImpl();
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}
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private void OnLayoutUpdated(object? sender, EventArgs e)
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{
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//IL_0010: Unknown result type (might be due to invalid IL or missing references)
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//IL_0015: Unknown result type (might be due to invalid IL or missing references)
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//IL_0018: Unknown result type (might be due to invalid IL or missing references)
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//IL_001d: Unknown result type (might be due to invalid IL or missing references)
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//IL_0027: Unknown result type (might be due to invalid IL or missing references)
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//IL_002c: Unknown result type (might be due to invalid IL or missing references)
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//IL_002f: Unknown result type (might be due to invalid IL or missing references)
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//IL_0034: Unknown result type (might be due to invalid IL or missing references)
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//IL_0042: Unknown result type (might be due to invalid IL or missing references)
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//IL_005a: Unknown result type (might be due to invalid IL or missing references)
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//IL_0065: Unknown result type (might be due to invalid IL or missing references)
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if (_customVisual != null)
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{
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CompositionCustomVisual? customVisual = _customVisual;
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Rect bounds = ((Visual)this).Bounds;
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Size size = ((Rect)(ref bounds)).Size;
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float x = (float)((Size)(ref size)).Width;
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bounds = ((Visual)this).Bounds;
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size = ((Rect)(ref bounds)).Size;
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((CompositionVisual)customVisual).Size = Vector.op_Implicit(new Vector2(x, (float)((Size)(ref size)).Height));
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_customVisual.SendHandlerMessage((object)new LottiePayload(LottieCommand.Update, _animation, Stretch, StretchDirection));
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}
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}
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protected override Size MeasureOverride(Size availableSize)
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{
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//IL_000a: Unknown result type (might be due to invalid IL or missing references)
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//IL_0010: Unknown result type (might be due to invalid IL or missing references)
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//IL_002b: Unknown result type (might be due to invalid IL or missing references)
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//IL_0030: Unknown result type (might be due to invalid IL or missing references)
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//IL_003f: Unknown result type (might be due to invalid IL or missing references)
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//IL_0044: Unknown result type (might be due to invalid IL or missing references)
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//IL_004d: Unknown result type (might be due to invalid IL or missing references)
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//IL_001c: Unknown result type (might be due to invalid IL or missing references)
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//IL_0022: Unknown result type (might be due to invalid IL or missing references)
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//IL_0052: Unknown result type (might be due to invalid IL or missing references)
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//IL_0054: Unknown result type (might be due to invalid IL or missing references)
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//IL_0059: Unknown result type (might be due to invalid IL or missing references)
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//IL_005a: Unknown result type (might be due to invalid IL or missing references)
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//IL_005c: Unknown result type (might be due to invalid IL or missing references)
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//IL_0061: Unknown result type (might be due to invalid IL or missing references)
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if (_animation == null)
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{
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return default(Size);
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}
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_003F val;
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if (_animation == null)
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{
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val = default(Size);
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}
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else
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{
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SKSize size = _animation.Size;
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double num = ((SKSize)(ref size)).Width;
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size = _animation.Size;
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val = new Size(num, (double)((SKSize)(ref size)).Height);
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}
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Size val2 = (Size)val;
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return MediaExtensions.CalculateSize(Stretch, availableSize, val2, StretchDirection);
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}
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protected override Size ArrangeOverride(Size finalSize)
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{
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//IL_000a: Unknown result type (might be due to invalid IL or missing references)
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//IL_0010: Unknown result type (might be due to invalid IL or missing references)
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//IL_002b: Unknown result type (might be due to invalid IL or missing references)
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//IL_0030: Unknown result type (might be due to invalid IL or missing references)
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//IL_003f: Unknown result type (might be due to invalid IL or missing references)
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//IL_0044: Unknown result type (might be due to invalid IL or missing references)
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//IL_004d: Unknown result type (might be due to invalid IL or missing references)
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//IL_001c: Unknown result type (might be due to invalid IL or missing references)
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//IL_0022: Unknown result type (might be due to invalid IL or missing references)
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//IL_0052: Unknown result type (might be due to invalid IL or missing references)
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//IL_0054: Unknown result type (might be due to invalid IL or missing references)
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//IL_0059: Unknown result type (might be due to invalid IL or missing references)
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//IL_005a: Unknown result type (might be due to invalid IL or missing references)
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//IL_005c: Unknown result type (might be due to invalid IL or missing references)
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if (_animation == null)
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{
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return default(Size);
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}
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_003F val;
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if (_animation == null)
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{
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val = default(Size);
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}
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else
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{
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SKSize size = _animation.Size;
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double num = ((SKSize)(ref size)).Width;
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size = _animation.Size;
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val = new Size(num, (double)((SKSize)(ref size)).Height);
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}
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Size val2 = (Size)val;
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return MediaExtensions.CalculateSize(Stretch, finalSize, val2, (StretchDirection)2);
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}
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protected override void OnPropertyChanged(AvaloniaPropertyChangedEventArgs change)
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{
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((Control)this).OnPropertyChanged(change);
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string name = change.Property.Name;
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if (!(name == "Path"))
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{
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if (name == "RepeatCount")
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{
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_repeatCount = AvaloniaPropertyChangedExtensions.GetNewValue<int>(change);
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Stop();
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Start();
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}
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}
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else
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{
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string newValue = AvaloniaPropertyChangedExtensions.GetNewValue<string>(change);
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if (_preloadPath == null && _customVisual == null)
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{
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_preloadPath = newValue;
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}
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else
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{
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Load(newValue);
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}
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}
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}
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private Animation? Load(Stream stream)
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{
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//IL_0001: Unknown result type (might be due to invalid IL or missing references)
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//IL_0007: Expected O, but got Unknown
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//IL_00f7: Unknown result type (might be due to invalid IL or missing references)
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//IL_00fc: Unknown result type (might be due to invalid IL or missing references)
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//IL_0040: Unknown result type (might be due to invalid IL or missing references)
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//IL_0045: Unknown result type (might be due to invalid IL or missing references)
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SKManagedStream val = new SKManagedStream(stream);
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try
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{
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Animation val2 = default(Animation);
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ParametrizedLogger valueOrDefault;
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if (Animation.TryCreate((SKStream)(object)val, ref val2))
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{
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val2.Seek(0.0, (InvalidationController)null);
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ParametrizedLogger? val3 = Logger.TryGet((LogEventLevel)2, "Control");
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if (val3.HasValue)
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{
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valueOrDefault = val3.GetValueOrDefault();
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((ParametrizedLogger)(ref valueOrDefault)).Log((object)this, $"Version: {val2.Version} Duration: {val2.Duration} Fps:{val2.Fps} InPoint: {val2.InPoint} OutPoint: {val2.OutPoint}");
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}
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}
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else
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{
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ParametrizedLogger? val3 = Logger.TryGet((LogEventLevel)3, "Control");
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if (val3.HasValue)
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{
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valueOrDefault = val3.GetValueOrDefault();
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((ParametrizedLogger)(ref valueOrDefault)).Log((object)this, "Failed to load animation.");
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}
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}
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return val2;
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}
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finally
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{
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((IDisposable)val)?.Dispose();
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}
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}
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private Animation? Load(string path, Uri? baseUri)
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{
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Uri uri = (path.StartsWith("/") ? new Uri(path, UriKind.Relative) : new Uri(path, UriKind.RelativeOrAbsolute));
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if (uri.IsAbsoluteUri && uri.IsFile)
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{
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using (FileStream stream = File.OpenRead(uri.LocalPath))
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{
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return Load(stream);
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}
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}
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using Stream stream2 = AssetLoader.Open(uri, baseUri);
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if (stream2 == null)
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{
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return null;
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}
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return Load(stream2);
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}
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private void Load(string? path)
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{
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//IL_006d: Unknown result type (might be due to invalid IL or missing references)
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//IL_0072: Unknown result type (might be due to invalid IL or missing references)
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Stop();
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if (path == null)
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{
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DisposeImpl();
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return;
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}
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DisposeImpl();
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try
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{
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_repeatCount = RepeatCount;
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|
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_animation = Load(path, _baseUri);
|
||
|
|
if (_animation != null)
|
||
|
|
{
|
||
|
|
((Layoutable)this).InvalidateArrange();
|
||
|
|
((Layoutable)this).InvalidateMeasure();
|
||
|
|
Start();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
catch (Exception ex)
|
||
|
|
{
|
||
|
|
ParametrizedLogger? val = Logger.TryGet((LogEventLevel)3, "Control");
|
||
|
|
if (val.HasValue)
|
||
|
|
{
|
||
|
|
ParametrizedLogger valueOrDefault = val.GetValueOrDefault();
|
||
|
|
((ParametrizedLogger)(ref valueOrDefault)).Log((object)this, "Failed to load animation: " + ex);
|
||
|
|
}
|
||
|
|
_animation = null;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
private void Start()
|
||
|
|
{
|
||
|
|
//IL_0013: Unknown result type (might be due to invalid IL or missing references)
|
||
|
|
//IL_001e: Unknown result type (might be due to invalid IL or missing references)
|
||
|
|
CompositionCustomVisual? customVisual = _customVisual;
|
||
|
|
if (customVisual != null)
|
||
|
|
{
|
||
|
|
customVisual.SendHandlerMessage((object)new LottiePayload(LottieCommand.Start, _animation, Stretch, StretchDirection, _repeatCount));
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
private void Stop()
|
||
|
|
{
|
||
|
|
CompositionCustomVisual? customVisual = _customVisual;
|
||
|
|
if (customVisual != null)
|
||
|
|
{
|
||
|
|
customVisual.SendHandlerMessage((object)new LottiePayload(LottieCommand.Stop));
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
private void DisposeImpl()
|
||
|
|
{
|
||
|
|
CompositionCustomVisual? customVisual = _customVisual;
|
||
|
|
if (customVisual != null)
|
||
|
|
{
|
||
|
|
customVisual.SendHandlerMessage((object)new LottiePayload(LottieCommand.Dispose));
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|