Colored HP bar, HP text

Assets/Battle/HeroInfoUI.cs

@@ -10,9 +10,16 @@ public class HeroInfoUI : MonoBehaviour
     public Text nameText;
     public Image healthBarBgImage;
     public Image healthBarFgImage;
+    public Text hpText;
 
+    private int renderedHP = -1;
+    private int renderedMaxHP = -1;
     private Camera mainCamera;
 
+    private static Color HIGH_HP_COLOR = new Color(0f, 0.8f, 0f);
+    private static Color MED_HP_COLOR = new Color(0.8f, 0.8f, 0f);
+    private static Color LOW_HP_COLOR = new Color(0.8f, 0f, 0f);
+
     public void Init(GameObject sprite, BattleParticipant battleParticipant) {
         this.target = sprite;
         this.battleParticipant = battleParticipant;
@@ -31,8 +38,23 @@ public class HeroInfoUI : MonoBehaviour
         Vector3 targetPos = this.mainCamera.WorldToScreenPoint(target.transform.position);
         transform.position = targetPos;
 
-        int hp = battleParticipant.getHP();
+        int hp = this.battleParticipant.getHP();
-        int maxHP = battleParticipant.getMaxHP();
+        int maxHP = this.battleParticipant.getMaxHP();
-        healthBarFgImage.fillAmount = ((float) hp) / maxHP;
+
+        if (this.renderedHP != hp || this.renderedMaxHP != maxHP) {
+            this.renderedHP = hp;
+            this.renderedMaxHP = maxHP;
+
+            float percentage = ((float) hp) / maxHP;
+            this.healthBarFgImage.fillAmount = percentage;
+            if (percentage >= 0.66) {
+                this.healthBarFgImage.color = HIGH_HP_COLOR;
+            } else if (percentage >= 0.33) {
+                this.healthBarFgImage.color = MED_HP_COLOR;
+            } else {
+                this.healthBarFgImage.color = LOW_HP_COLOR;
+            }
+            this.hpText.text = "" + hp + " / " + maxHP;
+        }
     }
 }

Assets/Battle/HeroUI.prefab

@@ -1,5 +1,83 @@
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+  - component: {fileID: 6585051337894170405}
+  - component: {fileID: 2548384344736816241}
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+  m_Name: HPText
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+  m_Pivot: {x: 0.5, y: 0.5}
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@@ -132,7 +210,7 @@ MonoBehaviour:
   m_Name: 
   m_EditorClassIdentifier: 
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-  m_Color: {r: 0, g: 1, b: 0.0024728775, a: 1}
+  m_Color: {r: 0, g: 0.64705884, b: 0, a: 1}
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@@ -255,6 +333,7 @@ RectTransform:
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@@ -313,7 +392,7 @@ MonoBehaviour:
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   m_Name: 
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-  target: {fileID: 0}
   nameText: {fileID: 6071241564363553666}
   healthBarBgImage: {fileID: 6071241563652651135}
   healthBarFgImage: {fileID: 6071241564068399931}
+  hpText: {fileID: 2548384344736816241}