102 lines
3.6 KiB
C#
102 lines
3.6 KiB
C#
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using System.Collections;
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using UnityEngine;
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using UnityEngine.UI;
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namespace Invector.vCharacterController
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{
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[vClassHeader("SpriteHealth", "Assign your canvas object in the 'healthBar' field to hide and only display when receive damage - leave it empty if you want to display the healthbar all the time.", openClose = false)]
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public class v_SpriteHealth : vMonoBehaviour
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{
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[Tooltip("UI to show on receive damage")]
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[SerializeField]
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protected GameObject healthBar;
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public bool lookToCamera = true;
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[Header("UI properties")]
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[SerializeField] protected Slider _healthSlider;
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[SerializeField] protected Slider _damageDelay;
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[SerializeField] protected float _smoothDamageDelay;
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[SerializeField] protected Text _damageCounter;
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[SerializeField] protected float _damageCounterTimer = 1.5f;
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[SerializeField] protected bool _showDamageType = true;
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private vHealthController healthControl;
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private bool inDelay;
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private float damage;
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private float currentSmoothDamage;
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internal Transform cameraMain;
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void Start()
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{
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cameraMain = Camera.main ? Camera.main.transform : null;
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healthControl = transform.GetComponentInParent<vHealthController>();
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if (healthControl == null)
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{
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Debug.LogWarning("The character must have a ICharacter Interface");
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Destroy(this.gameObject);
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}
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healthControl.onReceiveDamage.AddListener(Damage);
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_healthSlider.maxValue = healthControl.maxHealth;
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_healthSlider.value = _healthSlider.maxValue;
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_damageDelay.maxValue = healthControl.maxHealth;
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_damageDelay.value = _healthSlider.maxValue;
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_damageCounter.text = string.Empty;
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if (healthBar) healthBar.SetActive(false);
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}
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void SpriteBehaviour()
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{
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if (lookToCamera && cameraMain != null) transform.LookAt(cameraMain.position, Vector3.up);
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if (healthControl == null || healthControl.currentHealth <= 0)
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Destroy(gameObject);
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_healthSlider.value = healthControl.currentHealth;
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}
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void Update()
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{
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if (!healthBar)
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{
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SpriteBehaviour();
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}
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}
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public void Damage(vDamage damage)
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{
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try
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{
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this.damage += damage.damageValue;
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_damageCounter.text = this.damage.ToString("00") + ((_showDamageType && !string.IsNullOrEmpty(damage.damageType)) ? (" : by " + damage.damageType) : "");
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_healthSlider.value -= damage.damageValue;
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if (!inDelay && healthControl && healthControl.gameObject.activeInHierarchy)
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StartCoroutine(DamageDelay());
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}
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catch
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{
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Destroy(this);
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}
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}
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IEnumerator DamageDelay()
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{
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inDelay = true;
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if (healthBar) SpriteBehaviour();
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if (healthBar) healthBar.SetActive(true);
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while (_damageDelay.value > _healthSlider.value)
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{
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if (healthBar) SpriteBehaviour();
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_damageDelay.value -= _smoothDamageDelay;
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yield return null;
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}
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inDelay = false;
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yield return new WaitForSeconds(_damageCounterTimer);
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damage = 0;
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_damageCounter.text = string.Empty;
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if (healthBar) healthBar.SetActive(false);
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}
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}
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}
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