新增(初始化):初始化

common/js/kit/print/labelCommand.js

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+// 标签打印命令封装
+var tsc = require('@/common/js/kit/print/tsc.js');
+// 打印机单位 1mm = 8dots
+export function labelCommand(width, height, unit = 'percent') {
+    // unit 单位: mm|percent ,当单位为百分比时,最小值为1,最大值为100
+    this.width = width;
+    this.height = height;
+    this.unit = unit;
+    this.tscCommand = tsc.jpPrinter.createNew();
+    this.tscCommand.setSize(width, height);
+    this.tscCommand.setGap(3);
+    this.tscCommand.setCls();
+    this.toDotX = function(x) {
+        if (this.unit === 'percent') {
+            x = this.width * x / 100;
+        }
+        return (x * 8).toFixed(0);
+    }
+    this.toDotY = function(y) {
+        if (this.unit === 'percent') {
+            y = this.height * y / 100;
+        }
+        return (y * 8).toFixed(0);
+    }
+
+    this.setHome = function() {
+        this.tscCommand.setHome();
+    }
+
+    /**
+     * 该指令用于定义两张卷标纸间的垂直间距距离
+     * @param {Object} printGap 单位 mm
+     */
+    this.setGap = function(printGap) {
+        this.tscCommand.setGap(printGap);
+    }
+
+    /**
+     * 将纸向前推出指定长度 单位mm
+     * @param {Object} length
+     */
+    this.setFeed = function(length) {
+        length = length * 8;
+        this.tscCommand.setFeed(length)
+    };
+
+    /**
+     * 将纸向后回拉指定长度
+     * @param {Object} backupLength 单位mm
+     */
+    this.setBackFeed = function(backupLength) {
+        backupLength = backupLength * 8;
+        this.tscCommand.setBackFeed(backupLength);
+    }
+    /**
+     * 设置文字
+     * @param {Object} x
+     * @param {Object} y
+     * @param {Object} text 
+     * @param {Number} rotation {0,90,180,270}
+     */
+    this.setText = function(x, y, text, option = {}) {
+        option = Object.assign({
+            rotation: 0,
+            font: 'TSS24.BF2',
+            xScale: 1, // 横向放大系数
+            yScale: 1 // 纵向放大系数
+        }, option)
+        x = this.toDotX(x);
+        y = this.toDotY(y);
+        let data =
+            `TEXT ${x},${y},"${option.font}",${option.rotation},${option.xScale},${option.yScale},"${text}"\r\n`;
+        console.log(data);
+        this.tscCommand.addCommand(data);
+    }
+    /**
+     * 设置垂直放置的文字
+	 * y% x% 内容
+     */
+    this.setVerticalText = function(x, y, text, option = {}) {
+        option = Object.assign({}, option, {
+            rotation: 90
+        })
+        this.setText(x, y, text, option)
+    }
+    /**
+     * 设置二维码
+     * width 1-10
+	 * (y%, x%, 内容，大小（单位未知) 向上打印
+     */
+    this.setQrCode = function(x, y, content, width, option = {}) {
+        option = Object.assign({
+            eccLevel: 'L', // 纠错等级 L(7%)  M(15%) Q(25%) H(30%)
+            mode: 'M', // A 自动 M 手动
+            rotation: 0 // 旋转角度 0,90,180,270
+        }, option)
+        x = this.toDotX(x);
+        y = this.toDotY(y);
+        let data =
+            `QRCODE ${x},${y},${option.eccLevel},${width},${option.mode},${option.rotation},"${content}"\r\n`;
+        this.tscCommand.addCommand(data)
+    }
+    // 设置线条
+	//（y%, x%, 粗细(一般0.5)， 宽度）
+    this.setBar = function(x, y, width, height = 0.5) {
+        x = this.toDotX(x);
+        y = this.toDotY(y);
+        width = (width * 8).toFixed(0);
+        height = (height * 8).toFixed(0);
+        this.setBarByDot(x, y, width, height);
+    }
+    this.setBarByDot = function(x, y, width, height = 4) {
+        let data = `BAR ${x},${y},${width},${height}\r\n`;
+        console.log(data);
+        this.tscCommand.addCommand(data);
+    }
+    // 设置边框
+    this.setBox = function(xStart, yStart, xEnd, yEnd, thickness = 0.5) {
+        thickness = Number(thickness * 8).toFixed(0);
+        xStart = this.toDotX(xStart);
+        xEnd = this.toDotX(xEnd);
+        yStart = this.toDotY(yStart);
+        yEnd = this.toDotY(yEnd);
+        let width = (xEnd - xStart).toFixed(0);
+        let height = (yEnd - yStart).toFixed(0);
+        // 横线
+        this.setBarByDot(xStart, yStart, width, thickness);
+        // 竖线
+        this.setBarByDot(xStart, yStart, thickness, height);
+        this.setBarByDot(xEnd, yStart, thickness, height);
+        // 横线  
+        this.setBarByDot(xStart, yEnd, width, thickness);
+        //  下面指令不能用,自己封装一个
+        /* let data = `BOX ${xStart},${yStart},${xEnd},${yEnd},${thickness}\r\n`;
+        console.log(data);  
+        this.tscCommand.addCommand(data); */
+    }
+    this.setPagePrint = function() {
+        this.tscCommand.setPagePrint();
+    }
+    // 获取data
+    this.getData = function() {
+        console.log(this.tscCommand.getData().length);
+        return this.tscCommand.getData();
+    }
+}