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src/2d/display/Stage.ts

@@ -12,6 +12,7 @@ import { WebglRenderer } from "../renderers/WebglRenderer";
 
 import { CanvasRenderer } from "../renderers/CanvasRenderer";
 import { SystemRenderer } from "../renderers/SystemRenderer";
+import { getEnv } from "../utils";
 
 export class Stage extends Container {
 
@@ -161,7 +162,7 @@ export class Stage extends Container {
         s.divHeight = divHeight;
 
         //@ts-ignore淘宝小程序环境下提前记录canvas偏移，到时需要修改id传入，再说把
-        if (my) my.createSelectorQuery().select('#canvas').boundingClientRect().exec((r) => {
+        if (getEnv() == "tb") my.createSelectorQuery().select('#canvas').boundingClientRect().exec((r) => {
             s._canvasOffsetX = r[0].left;
             s._canvasOffsetY = r[0].top;
         });
@@ -289,8 +290,8 @@ export class Stage extends Container {
      * @private
      */
     onMouseEvent(e: any): void {
-        //@ts-ignore
-        if (!my) e.preventDefault();
+        //web环境才有
+        if (getEnv() == "web") e.preventDefault();
         let s: Stage = this;
         //检查mouse或touch事件是否有，如果有的话，就触发事件函数
         if (EventDispatcher._totalMEC > 0) {
@@ -316,8 +317,8 @@ export class Stage extends Container {
             //   title: '55729:' + points.length
             // });
             let offSetX = s._canvasOffsetX, offSetY = s._canvasOffsetY;
-            //@ts-ignore
-            if (!my) {
+            //web环境实时获取
+            if (getEnv() == "web") {
                 let doc = document.documentElement;
                 let box = s.canvas.getBoundingClientRect();
                 offSetX = box.left + window.pageXOffset - doc.clientLeft;

src/2d/loader/Loader.ts

@@ -2,7 +2,7 @@
 
 
 import { EventDispatcher } from "../events/EventDispatcher";
-import { getCreateImage } from "../utils";
+import { getCreateImage, getEnv } from "../utils";
 
 /**
  * 加载器，不做缓存判断，所有的外部自行缓存，或者判断是否要进加载器
@@ -93,7 +93,7 @@ export class Loader extends EventDispatcher {
         //         callback(false, res)
         //     }
         // });
-        if (my) {
+        if (getEnv() == "tb") {
             this.tbLoad(callback, url, "utf8")
             return
         }

src/2d/text/TextField.ts

 import { SCALE_MODES, TEXT_ALIGN, TEXT_lINETYPE, VERTICAL_ALIGN, osType } from "../const";
 import Texture from "../texture/Texture";
-import { getRGBA, createCanvas } from "../utils";
+import { getRGBA, createCanvas, getEnv } from "../utils";
 import { Rectangle } from "../math";
 import Sprite from "../display/Sprite";
 import { BaseTexture } from "../texture";
@@ -450,11 +450,8 @@ export class TextField extends Sprite {
      * @since 1.0.0
      */
     private _getMeasuredWidth(text: string): number {
-        let ctx = this.context;
-        //ctx.save();
-        // let w = ctx.measureText(text).width;
-        //ctx.restore();
-        // return w;
+        //如果不是淘宝环境，就用canvas的api measureText
+        if (getEnv() == "web") return this.context.measureText(text).width
         //暂时没修复，用最简单的量尺寸UuUuAaaA
         //中文
         var patternCh = new RegExp("[\u4E00-\u9FA5]+");

src/2d/utils/tbminiAdapte.ts

 
+let env: "tb" | "web" = "web";
+//如果是浏览器环境，声明个my为null，为了无声明不报错
+if (window) window["my"] = null;
+export function getEnv(): "tb" | "web" {
+    return env
+}
+
 /**
  * 创建一个离屏的canvas
  */
@@ -19,6 +26,7 @@ export function initedByCanvas(canvas) {
         requestAnimationFrame: canvas.requestAnimationFrame.bind(canvas),
         cancelAnimationFrame: canvas.cancelAnimationFrame.bind(canvas),
     }
+    env = "tb";
 }
 export function destroyCanvasContent() {
     if (contentByCanvas) {

src/index.ts

@@ -38,7 +38,7 @@ export * from "./tween";
 export * from "./3d";
 
 //如果是浏览器环境，声明个my为null，为了无声明不报错
-if (window) window["my"] = null
+// if (window) window["my"] = null
 export * from "./Stats";
 
 /**