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語言：Java
工具：eclipse
系統(tǒng)：Windows7
（打印設備暫時沒有，所以只能提供預覽圖）
最近，項目需要為商城做一個購物小票的打印功能，日常我們?nèi)コ匈I東西，結(jié)賬的時候收銀員都會打印一個小票，一般的商城也都需要這樣的一個小功能，本文給出的 demo 是在 58mm 的熱敏打印機下的例子，如果是其他紙張類型的打印機，調(diào)整紙張寬度即可。
重慶分公司
重慶分公司
package test;
import java.awt.*;
import java.awt.print.*;
/**
* 打印機測試類（58mm）
* 1、目標打印機必須設置為默認打印機
* 2、打印頁面的寬度和具體的打印機有關，一般為打印紙的寬度，需要配置成系統(tǒng)參數(shù)
* 3、一個漢字的寬度大概是12點
*/
public class PrintTest {
public static void main(String[] args){
if(PrinterJob.lookupPrintServices().length>0){
/*
打印格式
*/
PageFormat pageFormat = new PageFormat();
//設置打印起點從左上角開始，從左到右，從上到下打印
pageFormat.setOrientation(PageFormat.PORTRAIT);
/*
打印頁面格式設置
*/
Paper paper = new Paper();
//設置打印寬度（固定，和具體的打印機有關）和高度（跟實際打印內(nèi)容的多少有關）
paper.setSize(140, 450);
//設置打印區(qū)域 打印起點坐標、打印的寬度和高度
paper.setImageableArea(0, 0, 135, 450);
pageFormat.setPaper(paper);
//創(chuàng)建打印文檔
Book book = new Book();
book.append(new Printable() {
@Override
public int print(Graphics graphics, PageFormat pageFormat, int pageIndex) throws PrinterException {
if(pageIndex>0){
return NO_SUCH_PAGE;
}
Graphics2D graphics2D = (Graphics2D) graphics;
Font font = new Font("宋體", Font.PLAIN, 5);
graphics2D.setFont(font);
drawString(graphics2D, "http://////////////////////////////", 10, 17, 119, 8);
font = new Font("宋體", Font.PLAIN, 7);
graphics2D.setFont(font);
int yIndex = 30;
int lineHeight = 10;
int lineWidth = 120;
Color defaultColor = graphics2D.getColor();
Color grey = new Color(145, 145, 145);
//收貨信息
yIndex = drawString(graphics2D, "收貨人：路人甲", 10, yIndex, lineWidth, lineHeight);
yIndex = drawString(graphics2D, "收貨地址：北京市海淀區(qū)上地十街10號百度大廈", 10, yIndex + lineHeight, lineWidth, lineHeight);
//收貨信息邊框
Stroke stroke = new BasicStroke(0.5f, BasicStroke.CAP_BUTT, BasicStroke.JOIN_BEVEL,0,new float[]{4, 4},0);
graphics2D.setStroke(stroke);
graphics2D.drawRect(5, 10, 129, yIndex);
//藥店名稱
lineWidth = 129;
lineHeight = 8;
graphics2D.setFont(new Font("宋體", Font.BOLD, 8));
graphics2D.setColor(defaultColor);
yIndex = drawString(graphics2D, "北京藥店零售小票", 5, yIndex + lineHeight + 20, lineWidth, 12);
graphics2D.setFont(new Font("宋體", Font.PLAIN, 6));
graphics2D.setColor(grey);
yIndex = drawString(graphics2D, "操作員：小清新", 5, yIndex + lineHeight + 2, lineWidth, lineHeight);
yIndex = drawString(graphics2D, "日期：2017-01-05", 5 + lineWidth/2, yIndex, lineWidth, lineHeight);
yIndex = drawString(graphics2D, "品名", 5, yIndex + lineHeight * 2 - 5, lineWidth, lineHeight);
yIndex = drawString(graphics2D, "規(guī)格", (lineWidth/10)*4, yIndex, lineWidth, lineHeight);
yIndex = drawString(graphics2D, "單價", (lineWidth/10)*8, yIndex, lineWidth, lineHeight);
yIndex = drawString(graphics2D, "數(shù)量", (lineWidth/10)*10, yIndex, lineWidth, lineHeight);
for (int i=0; i<5; i++){
graphics2D.setFont(new Font("宋體", Font.PLAIN, 7));
yIndex = drawString(graphics2D, "E復合維生素B片100片E復合維生素B片100片", 5, yIndex + 15, (lineWidth/10)*7, 10);
graphics2D.setFont(new Font("宋體", Font.PLAIN, 6));
graphics2D.setColor(grey);
yIndex = drawString(graphics2D, "100片/盒", 5, yIndex + 11, lineWidth, lineHeight);
yIndex = drawString(graphics2D, "14.50", (lineWidth/10)*8, yIndex, lineWidth, lineHeight);
yIndex = drawString(graphics2D, "2", (lineWidth/10)*10, yIndex, lineWidth, lineHeight);
graphics2D.setFont(new Font("宋體", Font.PLAIN, 7));
yIndex = yIndex + 2;
graphics2D.drawLine(5, yIndex, 5 + lineWidth, yIndex);
}
graphics2D.setColor(defaultColor);
yIndex = drawString(graphics2D, "會員名稱：小清新", 5, yIndex + lineHeight * 2, lineWidth, lineHeight);
yIndex = drawString(graphics2D, "總 數(shù)：6", 5, yIndex + lineHeight, lineWidth, lineHeight);
yIndex = drawString(graphics2D, "總 計：55.30", 5, yIndex + lineHeight, lineWidth, lineHeight);
yIndex = drawString(graphics2D, "收 款：100.00", 5, yIndex + lineHeight, lineWidth, lineHeight);
yIndex = drawString(graphics2D, "找 零：44.70", 5, yIndex + lineHeight, lineWidth, lineHeight);
graphics2D.setFont(new Font("宋體", Font.PLAIN, 6));
graphics2D.setColor(grey);
yIndex = drawString(graphics2D, "電話：020-123456", 5, yIndex + lineHeight * 2, lineWidth, lineHeight);
yIndex = drawString(graphics2D, "地址：北京市海淀區(qū)上地十街10號百度大廈", 5, yIndex + lineHeight, lineWidth, lineHeight);
yIndex = yIndex + 20;
graphics2D.drawLine(0, yIndex, 140, yIndex);
return PAGE_EXISTS;
}
}
, pageFormat);
//獲取默認打印機
PrinterJob printerJob = PrinterJob.getPrinterJob();
printerJob.setPageable(book);
try {
printerJob.print();
}
catch (PrinterException e) {
e.printStackTrace();
System.out.println("打印異常");
}
} else{
System.out.println("沒法發(fā)現(xiàn)打印機服務");
}
}
/**
* 字符串輸出
* @param graphics2D 畫筆
* @param text 打印文本
* @param x 打印起點 x 坐標
* @param y 打印起點 y 坐標
* @param lineWidth 行寬
* @param lineHeight 行高
* @return 返回終點 y 坐標
*/
private static int drawString(Graphics2D graphics2D, String text, int x, int y, int lineWidth, int lineHeight){
FontMetrics fontMetrics = graphics2D.getFontMetrics();
if(fontMetrics.stringWidth(text)lineWidth){
graphics2D.drawString(sb.toString(), x, y);
sb.setLength(0);
y = y + lineHeight;
charsWidth = fontMetrics.charWidth(chars[i]);
sb.append(chars[i]);
} else{
charsWidth = charsWidth + fontMetrics.charWidth(chars[i]);
sb.append(chars[i]);
}
}
if(sb.length()>0){
graphics2D.drawString(sb.toString(), x, y);
y = y + lineHeight;
}
return y - lineHeight;
}
}
} 運行結(jié)果：
效果預覽：
總結(jié)
簡單說就是編寫一段Java程序，將輸出結(jié)果另存為“ *.xps ”格式文件，由打印機輸出，非常簡單。希望對大家有所幫助。如有問題歡迎留言指出。感謝朋友們對本站的支持。
