Score & HP HUD

Assembly-CSharp.csproj

@@ -59,11 +59,13 @@
      <Compile Include="Assets\Scripts\CharacterControllerBase.cs" />
      <Compile Include="Assets\Scripts\EnemyController.cs" />
      <Compile Include="Assets\Scripts\EnemySpawner.cs" />
+     <Compile Include="Assets\Scripts\HUDManager.cs" />
      <Compile Include="Assets\Scripts\ObjectPool.cs" />
      <Compile Include="Assets\Scripts\OwnCharacterController.cs" />
      <Compile Include="Assets\Scripts\Parallaxing.cs" />
      <Compile Include="Assets\Scripts\PlatformSpawner.cs" />
      <Compile Include="Assets\Scripts\RocketScript.cs" />
+     <Compile Include="Assets\Scripts\ScoreSystem.cs" />
      <Compile Include="Assets\Scripts\Tiling.cs" />
      <Compile Include="Assets\Scripts\WeaponFireController.cs" />
  <Reference Include="UnityEngine">

Assets/Prefabs/Health.prefab

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Assets/Scripts/EnemyController.cs

@@ -13,12 +13,15 @@ public class EnemyController : CharacterControllerBase
     private short _hitsToRemove;
     private readonly Random _random = new Random();
     private PlatformSpawner _platformSpawner;
+    private ScoreSystem _scoreSystem;
     
     // Start is called before the first frame update
     void Start()
     {
         _rb = GetComponent<Rigidbody2D>();
-        _platformSpawner = GameObject.FindGameObjectWithTag("Game manager").GetComponent<PlatformSpawner>();
+        var gm = GameObject.FindGameObjectWithTag("Game manager");
+        _platformSpawner = gm.GetComponent<PlatformSpawner>();
+        _scoreSystem = gm.GetComponent<ScoreSystem>();
     }
 
     private void OnEnable()
@@ -61,6 +64,7 @@ public class EnemyController : CharacterControllerBase
         _rb.mass = 0.00001f;
         _rb.gravityScale = 0.01f;
         _rb.freezeRotation = false;
+        _scoreSystem.AddScore(1);
     }
 
     public bool IsAlive() => _rb.mass > 0.001f;

Assets/Scripts/HUDManager.cs

@@ -0,0 +1,25 @@
+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+using UnityEngine.UI;
+
+public class HUDManager : MonoBehaviour
+{
+    public Image[] hearts;
+
+    public Sprite heartFull, heartHalf, heartEmpty;
+
+    public void UpdateHealth(float health)
+    {
+        int hpph = 100 / hearts.Length;
+        for (int i = 0; i < hearts.Length; i++)
+        {
+            if (health >= hpph * i + 3 * hpph / 4)
+                hearts[i].sprite = heartFull;
+            else if (health < hpph * i + hpph / 4)
+                hearts[i].sprite = heartEmpty;
+            else
+                hearts[i].sprite = heartHalf;
+        }
+    }
+}

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Assets/Scripts/OwnCharacterController.cs

@@ -3,6 +3,7 @@ using System.Collections;
 using System.Collections.Generic;
 using System.Linq;
 using UnityEngine;
+using UnityEngine.Serialization;
 using Random = System.Random;
 
 public class OwnCharacterController : CharacterControllerBase
@@ -11,6 +12,8 @@ public class OwnCharacterController : CharacterControllerBase
     public float movementSpeed;
     public float sprintSpeed;
     public PlatformSpawner platformSpawner;
+    public ScoreSystem scoreSystem;
+    public HUDManager hudManager;
     
     private Vector3 _spawnPos;
     private float _health = 100f;
@@ -73,7 +76,7 @@ public class OwnCharacterController : CharacterControllerBase
 
         if (_checkpointPos.x > 0 && (tr.position - _checkpointPos).magnitude < 2f)
         {
-            _spawnPos = _checkpointPos;
+            CheckpointReached();
             _checkpointPosList.RemoveAt(0);
             _checkpointPos = _checkpointPosList.Count > 0 ? _checkpointPosList[0] : Vector3.zero;
         }
@@ -82,17 +85,26 @@ public class OwnCharacterController : CharacterControllerBase
         _animator.SetBool(Sprint, Input.GetButton("Fire3"));
     }
 
+    private void CheckpointReached()
+    {
+        _spawnPos = _checkpointPos;
+        scoreSystem.AddScore(100);
+    }
+
     public void Hit()
     {
-        _health -= (float) _random.NextDouble() % 20f + 20f;
+        _health -= (float) _random.NextDouble() * 20f;
+        hudManager.UpdateHealth(_health);
         if (_health <= 0f)
             Respawn();
     }
 
     public void Respawn()
     {
+        scoreSystem.AddScore(-20);
         transform.position = _spawnPos;
         _health = 100f;
+        hudManager.UpdateHealth(_health);
         _rb.velocity = Vector2.zero;
     }
 

Assets/Scripts/ScoreSystem.cs

@@ -0,0 +1,16 @@
+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+using UnityEngine.UI;
+
+public class ScoreSystem : MonoBehaviour
+{
+    public Text scoreText;
+    private int _score;
+
+    public void AddScore(int score)
+    {
+        _score += score;
+        scoreText.text = "Score: " + _score;
+    }
+}

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