feat: Buffer

package.json

@@ -1,8 +1,7 @@
 {
   "name": "@taoya7/print-help",
-  "version": "1.0.7",
+  "version": "1.0.12",
   "license": "MIT",
-  "type": "module",
   "keywords": [
     "佳博打印机",
     "打印机"

src/command/Label.ts

@@ -1,5 +1,6 @@
 import _ from "lodash-es";
-import iconv from "iconv-lite";
+import { Buffer } from 'buffer'
+
 export enum FOOT {
   F2 = 0,
   F5 = 1,
@@ -169,21 +170,21 @@ export class LabelCommand {
   public clrCommand() {
     this.command = [];
   }
-  private addStrToCommand(str: string): void {
+  addStrToCommand(str: string): void {
     if (str !== "") {
-      let bs;
-      try {
-        bs = iconv.encode(str, "GB2312");
-      } catch (e) {
-        console.error(e);
-      }
-      if (bs) {
-        for (let i = 0; i < bs.length; ++i) {
-          this.command.push(bs[i]);
-        }
+      const bs = Buffer.from(str, "utf8");
+      for (let i = 0; i < bs.length; ++i) {
+        this.command.push(bs[i]);
       }
     }
   }
+  /**
+   * 追加编码
+   * @param number 
+   */
+  public addToCommand(number: number[]) {
+    this.command = this.command.concat(number);
+  }
   /**
    * 定义两张标签之间的间隙距离
    * @param gap 定义标签间隙高度 (mm)
@@ -488,8 +489,7 @@ export class LabelCommand {
     // 创建一个Buffer实例来存储字节数组
     const buffer = Buffer.from(command);
 
-    // 使用iconv-lite将Buffer从GB2312解码成字符串
-    const str = iconv.decode(buffer, "GB2312");
+    const str = buffer.toString('utf8'); // 指定utf8编码
 
     return str;
   }

src/index.ts

@@ -1 +1,26 @@
 export * from "./command";
+
+// import {
+//   FONTMUL,
+//   FONTTYPE,
+//   LabelCommand,
+//   ROTATION,
+// } from "@/command/Label";
+
+// function main() {
+//   let label = new LabelCommand(50, 30, 0); // 长,宽,gap
+//   label.addText(
+//     0,
+//     0,
+//     FONTTYPE.FONT_1,
+//     ROTATION.ROTATION_0,
+//     FONTMUL.MUL_1,
+//     FONTMUL.MUL_1,
+//     "中国"
+//   );
+//   label.addToCommand([1, 2, 3]);
+//   var command = label.getCommand();
+//   console.log(command); // 获取字节码
+//   console.log(label.getCommandStr(command));
+// }
+// main();