package com.billion.main.print;
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import javax.print.*;
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import javax.print.attribute.standard.PrinterName;
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import java.io.File;
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import java.io.FileInputStream;
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import java.io.IOException;
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import java.io.UnsupportedEncodingException;
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/**
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* 样式调整网址，http://labelary.com/viewer.html
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*/
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public class ZplPrinter {
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private String printerURI = null; //打印机完整路径
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private PrintService printService = null; //打印机服务
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private byte[] dotFont;
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private String darkness = "~SD22"; //Set Darkness设置色带颜色的深度 0-30
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private String width = "^PW1200"; //Print Width打印宽度0-1500
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private String length = "^LL800"; //Label Length标签长度0-x(暂无作用)
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private String begin = "^XA" + darkness + width; //标签格式以^XA开始
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private String end = "^XZ"; //标签格式以^XZ结束
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private String content = ""; //打印内容
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private String message = ""; //打印的结果信息
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/**
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* 构造方法
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*
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* @param printerURI 打印机路径
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*/
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public ZplPrinter(String printerURI) {
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this.printerURI = printerURI;
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//加载字体
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File file = new File("D:\\cowain\\ts24.lib");
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if (file.exists()) {
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FileInputStream fis;
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try {
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fis = new FileInputStream(file);
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dotFont = new byte[fis.available()];
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fis.read(dotFont);
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fis.close();
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} catch (IOException e) {
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e.printStackTrace();
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}
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} else {
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System.out.println("ts24.lib文件不存在");
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}
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//初始化打印机
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//AppContext.getAppContext().put(PrintServiceLookup.class.getDeclaredClasses()[0], null);//刷新打印机列表
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PrintService[] services = PrintServiceLookup.lookupPrintServices(null, null);
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if (services != null && services.length > 0) {
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for (PrintService service : services) {
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if (printerURI.equals(service.getName())) {
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printService = service;
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break;
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}
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}
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}
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if (printService == null) {
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System.out.println("没有找到打印机：[" + printerURI + "]");
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//循环出所有的打印机
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if (services != null && services.length > 0) {
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System.out.println("可用的打印机列表：");
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for (PrintService service : services) {
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System.out.println("[" + service.getName() + "]");
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}
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}
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} else {
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System.out.println("找到打印机：[" + printerURI + "]");
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System.out.println("打印机名称：[" + printService.getAttribute(PrinterName.class).getValue() + "]");
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}
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}
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/**
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* 设置条形码
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*
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* @param barcode 条码字符
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* @param zpl 条码样式模板
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*/
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public void setBarcode(String barcode, String zpl) {
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content += zpl.replace("${data}", barcode);
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}
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/**
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* 中文字符、英文字符(包含数字)混合
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*
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* @param str 中文、英文
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* @param x x坐标
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* @param y y坐标
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* @param eh 英文字体高度height
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* @param ew 英文字体宽度width
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* @param es 英文字体间距spacing
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* @param mx 中文x轴字体图形放大倍率。范围1-10，默认1
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* @param my 中文y轴字体图形放大倍率。范围1-10，默认1
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* @param ms 中文字体间距。24是个比较合适的值。
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*/
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public void setText(String str, int x, int y, int eh, int ew, int es, int mx, int my, int ms) {
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byte[] ch = str2bytes(str);
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for (int off = 0; off < ch.length; ) {
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if (((int) ch[off] & 0x00ff) >= 0xA0) {//中文字符
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try {
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int qcode = ch[off] & 0xff;
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int wcode = ch[off + 1] & 0xff;
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content += String.format("^FO%d,%d^XG0000%01X%01X,%d,%d^FS\n", x, y, qcode, wcode, mx, my);
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begin += String.format("~DG0000%02X%02X,00072,003,\n", qcode, wcode);
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qcode = (qcode + 128 - 32) & 0x00ff;
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wcode = (wcode + 128 - 32) & 0x00ff;
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int offset = ((int) qcode - 16) * 94 * 72 + ((int) wcode - 1) * 72;
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for (int j = 0; j < 72; j += 3) {
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qcode = (int) dotFont[j + offset] & 0x00ff;
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wcode = (int) dotFont[j + offset + 1] & 0x00ff;
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int qcode1 = (int) dotFont[j + offset + 2] & 0x00ff;
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begin += String.format("%02X%02X%02X\n", qcode, wcode, qcode1);
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}
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x = x + ms * mx;
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off = off + 2;
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} catch (Exception e) {
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e.printStackTrace();
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//替换成X号
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setChar("X", x, y, eh, ew);
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x = x + es;//注意间距更改为英文字符间距
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off = off + 2;
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}
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} else if (((int) ch[off] & 0x00FF) < 0xA0) {//英文字符
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setChar(String.format("%c", ch[off]), x, y, eh, ew);
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x = x + es;
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off++;
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}
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}
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}
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/**
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* 英文字符串(包含数字)
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*
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* @param str 英文字符串
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* @param x x坐标
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* @param y y坐标
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* @param h 高度
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* @param w 宽度
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*/
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public void setChar(String str, int x, int y, int h, int w) {
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content += "^FO" + x + "," + y + "^A0," + h + "," + w + "^FD" + str + "^FS";
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}
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/**
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* 获取完整的ZPL
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*
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* @return
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*/
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public String getZpl() {
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return begin + content + end;
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}
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/**
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* 重置ZPL指令，当需要打印多张纸的时候需要调用。
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*/
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public void resetZpl() {
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begin = "^XA" + darkness + width;
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end = "^XZ";
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content = "";
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}
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/**
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* 打印
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*
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* @param zpl 完整的ZPL
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*/
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public boolean print(String zpl) {
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if (printService == null) {
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message = "打印出错：没有找到打印机[" + printerURI + "]";
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System.out.println("打印出错：没有找到打印机[" + printerURI + "]");
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return false;
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}
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DocPrintJob job = printService.createPrintJob();
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byte[] by = zpl.getBytes();
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DocFlavor flavor = DocFlavor.BYTE_ARRAY.AUTOSENSE;
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Doc doc = new SimpleDoc(by, flavor, null);
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try {
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job.print(doc, null);
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message = "已打印";
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System.out.println("已打印");
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return true;
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} catch (PrintException e) {
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message = "打印出错:" + e.getMessage();
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System.out.println("打印出错:" + e.getMessage());
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e.printStackTrace();
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return false;
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}
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}
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public String getMessage() {
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return message;
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}
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/**
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* 字符串转byte[]
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*
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* @param s
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* @return
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*/
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private byte[] str2bytes(String s) {
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if (null == s || "".equals(s)) {
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return null;
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}
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byte[] abytes = null;
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try {
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abytes = s.getBytes("gb2312");
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} catch (UnsupportedEncodingException ex) {
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ex.printStackTrace();
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}
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return abytes;
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}
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}
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