add bg

assets/resources/bg.png.meta

+{
+  "ver": "2.3.7",
+  "uuid": "74c3b388-ebcf-4537-890d-b33d28f8bb61",
+  "importer": "texture",
+  "type": "sprite",
+  "wrapMode": "clamp",
+  "filterMode": "bilinear",
+  "premultiplyAlpha": false,
+  "genMipmaps": false,
+  "packable": true,
+  "width": 1080,
+  "height": 1920,
+  "platformSettings": {},
+  "subMetas": {
+    "bg": {
+      "ver": "1.0.6",
+      "uuid": "d013e226-852c-4d39-b953-daef9f74c4c0",
+      "importer": "sprite-frame",
+      "rawTextureUuid": "74c3b388-ebcf-4537-890d-b33d28f8bb61",
+      "trimType": "auto",
+      "trimThreshold": 1,
+      "rotated": false,
+      "offsetX": 0,
+      "offsetY": 0,
+      "trimX": 0,
+      "trimY": 0,
+      "width": 1080,
+      "height": 1920,
+      "rawWidth": 1080,
+      "rawHeight": 1920,
+      "borderTop": 0,
+      "borderBottom": 0,
+      "borderLeft": 0,
+      "borderRight": 0,
+      "subMetas": {}
+    }
+  }
+}
\ No newline at end of file

assets/scripts/UI/StartScreen.ts

@@ -33,7 +33,8 @@ export default class StartScreen extends cc.Component {
 
 
     private onSelectBtnClick() {
-        eventTarget.emit(SHOW_SELECT_POPUP);
+        Global.tool = 3;
+        eventTarget.emit(SHOW_ACTION_SCREEN);
     }