Resolves TimerTriggerVisualizer is Obsolete (#13912)

Content.Client/Trigger/TimerTriggerVisualizerComponent.cs

@@ -0,0 +1,43 @@
+using Robust.Client.Animations;
+using Robust.Shared.Audio;
+
+namespace Content.Client.Trigger;
+
+[RegisterComponent]
+[Access(typeof(TimerTriggerVisualizerSystem))]
+public sealed class TimerTriggerVisualsComponent : Component
+{
+    /// <summary>
+    /// The key used to index the priming animation.
+    /// </summary>
+    [ViewVariables]
+    public const string AnimationKey = "priming_animation";
+
+    /// <summary>
+    /// The RSI state used while the device has not been primed.
+    /// </summary>
+    [DataField("unprimedSprite")]
+    [ViewVariables(VVAccess.ReadWrite)]
+    public string UnprimedSprite = "icon";
+
+    /// <summary>
+    /// The RSI state used when the device is primed.
+    /// Not VVWrite-able because it's only used at component init to construct the priming animation.
+    /// </summary>
+    [DataField("primingSprite")]
+    public string PrimingSprite = "primed";
+
+    /// <summary>
+    /// The sound played when the device is primed.
+    /// Not VVWrite-able because it's only used at component init to construct the priming animation.
+    /// </summary>
+    [DataField("primingSound")]
+    public SoundSpecifier? PrimingSound;
+
+    /// <summary>
+    /// The actual priming animation.
+    /// Constructed at component init from the sprite and sound.
+    /// </summary>
+    [ViewVariables(VVAccess.ReadWrite)]
+    public Animation PrimingAnimation = default!;
+}