feat: health bar now changes colour based on health (green to red)

manifest.json

@@ -5,6 +5,7 @@
 	"name": "Simple Health Bar",
 	"description": "Adds a simple health bar to the left of the minimap.",
 	"authors": ["Notex"],
+	"contentFolders": ["content"],
 	"frameworkVersion": "2.33.7",
 	"updateCheck": "https://github.com/Notexe/h3-simple-health-bar/releases/latest/download/updates.json"
 }

source/src/healthbar/HealthBar.as

@@ -1,6 +1,8 @@
 package healthbar {
 import common.BaseControl;
 
+import flash.geom.ColorTransform;
+
 public class HealthBar extends BaseControl {
 
 	private var m_healthBarView:HealthBarView = new HealthBarView();
@@ -19,12 +21,28 @@ public class HealthBar extends BaseControl {
 	public function UpdateHealth():void {
 		var m_maxHealth:Number = 100;
 		m_healthBarView.HealthBarInner.scaleY = m_currentHealth / m_maxHealth;
+		UpdateHealthBarColour();
+	}
+
+	private function UpdateHealthBarColour():void {
+		var m_maxHealth:Number = 100;
+		var healthRatio:Number = m_currentHealth / m_maxHealth;
+		var m_fullHealthGreen:uint = 0x00BA00;
+		var m_lowHealthRed:uint = 0xFA0000;
+		var red:uint = interpolate((m_lowHealthRed >> 16) & 0xFF, (m_fullHealthGreen >> 16) & 0xFF, healthRatio);
+		var green:uint = interpolate((m_lowHealthRed >> 8) & 0xFF, (m_fullHealthGreen >> 8) & 0xFF, healthRatio);
+		var blue:uint = interpolate(m_lowHealthRed & 0xFF, m_fullHealthGreen & 0xFF, healthRatio);
+		var colorTransform:ColorTransform = new ColorTransform();
+		colorTransform.color = (red << 16) | (green << 8) | blue;
+		m_healthBarView.HealthBarInner.transform.colorTransform = colorTransform;
+	}
+
+	private function interpolate(start:uint, end:uint, ratio:Number):uint {
+		return start + (end - start) * ratio;
 	}
 
 	public function set Debug(health:Number):void {
-		m_currentHealth = health;
-		m_healthBarView.HealthBarText.text = String(Math.round(health));
-		UpdateHealth();
+		SetHealth(health);
 	}
 
 }