1. add PixelMapPack for README.md

2. add copyright and license for worker1.js

Signed-off-by: zhoulisheng1 <zhoulisheng1@huawei.com>

README.md

@@ -1,4 +1,4 @@
-# GlideJS
+# ImageKnife
 
 **专门为OpenHarmony打造的一款图像加载缓存库，致力于更高效、更轻便、更简单**
 
@@ -15,7 +15,7 @@
 
 ```
 /entry/src/
-- main/ets/default
+- main/ets/MainAbility
     - cache               # 缓存相关内容
     	- diskstrategy		# 缓存策略
     	- key				# 缓存key生成策略
@@ -224,10 +224,16 @@ struct Index {
 
 ##### 步骤1：
 
-定义一个入参 PixelMap
+定义自定义类 
+export default class PixelMapPack{
+	
+	pixelMap:PixelMap;
+
+}
+使用@State关联PixelMapPack
 
 ```typescript
-@State  tomatoPixelMap:PixelMap = new PixelMap();
+@State  glidePixelMapPack:PixelMapPack = new PixelMapPack();
 width:number = 200;
 height:number = 200;
 ```
@@ -237,7 +243,7 @@ height:number = 200;
 在你的component组件中，写下一个Image组件，将基础参数（入参PixelMap，组件的宽、高）配置好
 
 ```
-Image(this.tomatoPixelMap)
+Image(this.glidePixelMapPack.pixelMap)
         .backgroundColor(Color.Grey)
         .objectFit(ImageFit.Contain)
         .width(this.width)

entry/src/main/ets/MainAbility/workers/worker1.js

@@ -1,9 +1,19 @@
+/*
+ * Copyright (C) 2021 Huawei Device Co., Ltd.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
 import arkWorker from '@ohos.worker';
 
-function foo(x) {
-  return x
-}
-
 arkWorker.parentPort.onmessage = function (e) {
   var data = e.data;
   switch (data.type) {