93 lines
2.7 KiB
C#
93 lines
2.7 KiB
C#
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using UnityEngine;
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using UnityEngine.UI;
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namespace NeoFPS
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{
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public abstract class WieldableHudBase : MonoBehaviour, IPlayerCharacterSubscriber
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{
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IPlayerCharacterWatcher m_Watcher = null;
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protected virtual bool isValid
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{
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get { return true; }
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}
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protected FpsInventoryWieldable currentWieldable
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{
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get;
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private set;
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}
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protected virtual FpsInventoryBase inventory
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{
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get;
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private set;
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}
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protected virtual void Awake()
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{
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if (isValid)
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{
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m_Watcher = GetComponentInParent<IPlayerCharacterWatcher>();
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if (m_Watcher == null)
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Debug.LogError("Player inventory HUD items require a component that implements IPlayerCharacterWatcher in the parent heirarchy", gameObject);
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}
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else
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gameObject.SetActive(false);
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}
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protected virtual void Start()
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{
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if (m_Watcher != null)
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m_Watcher.AttachSubscriber(this);
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}
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protected virtual void OnDestroy()
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{
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if (m_Watcher != null)
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m_Watcher.ReleaseSubscriber(this);
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OnPlayerCharacterChanged(null);
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}
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public void OnPlayerCharacterChanged(ICharacter c)
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{
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if (inventory != null)
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{
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inventory.onSelectionChanged -= OnWieldableSelectionChanged;
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OnWieldableSelectionChanged(0, null);
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}
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if (c as Component != null)
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inventory = c.GetComponent<FpsInventoryBase>();
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else
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inventory = null;
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if (inventory != null)
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{
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inventory.onSelectionChanged += OnWieldableSelectionChanged;
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OnWieldableSelectionChanged(0, inventory.selected);
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}
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}
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void OnWieldableSelectionChanged(int slot, IQuickSlotItem item)
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{
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// Unsubscribe from old wieldable
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if (currentWieldable != null)
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DetachFromSelection(currentWieldable);
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// Get new wieldable
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currentWieldable = item as FpsInventoryWieldable;
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// Subscribe to new wieldable
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if (currentWieldable != null)
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AttachToSelection(currentWieldable);
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ResetUI();
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}
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protected abstract void AttachToSelection(FpsInventoryWieldable wieldable);
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protected abstract void DetachFromSelection(FpsInventoryWieldable wieldable);
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protected abstract void ResetUI();
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}
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}
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