fix: Label multiplicative opacity should use graphics opacity not tex…

…t opacity

CHANGELOG.md

@@ -104,6 +104,7 @@ are doing mtv adjustments during precollision.
 
 ### Fixed
 
+- Fixed issue where `ex.Label` where setting the opacity of caused a multiplicative opacity effect when actor opacity set
 - Fixed issue where the `ex.Loader` would have a low res logo on small configured resolution sizes
 - Fixed issue where `ex.Gif` was not parsing certain binary formats correctly
 - Fixed issue where the boot `ex.Loader` was removing pixelRatio override

src/engine/Label.ts

@@ -71,11 +71,11 @@ export class Label extends Actor {
   }
 
   public get opacity(): number {
-    return this._text.opacity;
+    return this.graphics.opacity;
   }
 
   public set opacity(opacity: number) {
-    this._text.opacity = opacity;
+    this.graphics.opacity = opacity;
   }
 
   private _spriteFont: SpriteFont;

src/spec/LabelSpec.ts

@@ -87,4 +87,15 @@ describe('A label', () => {
     expect((sut as any)._spriteFont).toBe(spriteFont);
     // expect(sut.spriteFont).toBe(spriteFont);
   });
+
+  it('can have opacity set on the label and its the same as the graphics', () => {
+    const label = new ex.Label({
+      text: 'some text',
+      opacity: 0.75
+    });
+
+    expect(label.opacity).toEqual(label.graphics.opacity);
+    label.opacity = 0.25;
+    expect(label.opacity).toEqual(label.graphics.opacity);
+  });
 });