Add unused Signal. private textStyle for labels

src/Signal.ts

@@ -0,0 +1,11 @@
+import * as PIXI from 'pixi.js';
+
+export default class Signal {
+  public location: PIXI.Point;
+
+  constructor(
+    location: PIXI.Point,
+  ) {
+    this.location = location;
+  }
+}

src/Station.ts

@@ -71,6 +71,8 @@ export default class Station {
   public label: PIXI.Text;
   public color: tinycolorInstance;
 
+  private textStyle: object;
+
   constructor(
     location: PIXI.Point,
     population: number,
@@ -85,10 +87,15 @@ export default class Station {
     // for debugging
     stationCount += 1;
     this.id = stationCount;
-    this.label = new PIXI.Text(`${this.id}`, {
+    this.textStyle = {
       fill: '#FFA500',
       fontFamily: 'monospace',
       fontSize: '12px',
-    });
+    };
+    this.renderLabel();
+  }
+
+  public renderLabel() {
+    this.label = new PIXI.Text(`${this.id}`, this.textStyle);
   }
 }

src/Train.ts

@@ -15,6 +15,8 @@ export default class Train {
   public color: tinycolorInstance;
   public sprite: PIXI.Sprite;
 
+  private textStyle: object;
+
   constructor(
     location: PIXI.Point,
     speed: number,
@@ -35,15 +37,20 @@ export default class Train {
     // for debugging
     trainCount += 1;
     this.id = trainCount;
-    this.label = new PIXI.Text(`${this.id}`, {
+    this.textStyle = {
       fill: '#AEAEAE',
       fontFamily: 'monospace',
       fontSize: '12px',
-    });
+    };
+    this.renderLabel();
   }
 
   public boardPassengers() {
     if (this.location === this.origin.location) { // about to leave a station
     }
   }
+
+  public renderLabel() {
+    this.label = new PIXI.Text(`${this.id}`, this.textStyle);
+  }
 }