86 lines
3.5 KiB
C#
86 lines
3.5 KiB
C#
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// Animancer // https://kybernetik.com.au/animancer // Copyright 2018-2023 Kybernetik //
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#pragma warning disable CS0649 // Field is never assigned to, and will always have its default value.
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using System;
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using UnityEngine;
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namespace Animancer.Examples.StateMachines
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{
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/// <summary>A <see cref="CharacterState"/> which managed the currently equipped <see cref="CurrentWeapon"/>.</summary>
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/// <example><see href="https://kybernetik.com.au/animancer/docs/examples/fsm/weapons">Weapons</see></example>
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/// https://kybernetik.com.au/animancer/api/Animancer.Examples.StateMachines/EquipState
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///
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[AddComponentMenu(Strings.ExamplesMenuPrefix + "Weapons - Equip State")]
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[HelpURL(Strings.DocsURLs.ExampleAPIDocumentation + nameof(StateMachines) + "/" + nameof(EquipState))]
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public sealed class EquipState : CharacterState
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{
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/************************************************************************************************************************/
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private Action _OnUnequipEnd;
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public Weapon NextWeapon { get; set; }
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public Weapon CurrentWeapon => Character.Equipment.Weapon;
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/************************************************************************************************************************/
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private void Awake()
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{
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_OnUnequipEnd = OnUnequipEnd;
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NextWeapon = CurrentWeapon;
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// In this example we assign End Events to the weapon's animations each time they're used.
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// That will modify the transition's events each time.
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// In most situations, events on a transition should be set only once on startup.
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// Animancer would log a warning about that because it's a common source of bugs.
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// But in this example, we know what we're doing so we just disable the warning.
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OptionalWarning.LockedEvents.Disable();
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}
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/************************************************************************************************************************/
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public override bool CanEnterState =>
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!enabled &&
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NextWeapon != CurrentWeapon;
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/************************************************************************************************************************/
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private void OnEnable()
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{
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if (CurrentWeapon.UnequipAnimation.IsValid)
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{
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var state = Character.Animancer.Play(CurrentWeapon.UnequipAnimation);
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state.Events.OnEnd = _OnUnequipEnd;
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}
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else
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{
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OnUnequipEnd();
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}
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}
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/************************************************************************************************************************/
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private void OnUnequipEnd()
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{
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Character.Equipment.Weapon = NextWeapon;
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if (CurrentWeapon.EquipAnimation.IsValid)
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{
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var state = Character.Animancer.Play(CurrentWeapon.EquipAnimation);
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state.Events.OnEnd = Character.StateMachine.ForceSetDefaultState;
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}
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else
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{
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Character.StateMachine.ForceSetDefaultState();
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}
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}
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/************************************************************************************************************************/
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public override CharacterStatePriority Priority => CharacterStatePriority.Medium;
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/************************************************************************************************************************/
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}
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}
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