相关疑难解决方法(0)

我无法打印到标签打印机.下面的代码在一个上打印4个"标签"(附加标签图片).

下面的代码打印到兄弟QL-500标签打印机.它打印到3.5"×1.1"标签上.

如果有人可以帮助我更好地理解代码,那也会很棒.

import java.awt.Font;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.print.PageFormat;
import java.awt.print.Paper;
import java.awt.print.Printable;
import java.awt.print.PrinterException;
import java.awt.print.PrinterJob;
import java.text.DateFormat;
import java.util.Date;
import java.util.Locale;
import javax.print.PrintService;



public class DYMOLabelPrintConnector implements Printable {

public static final String PRINTERNAME = "DYMO LabelWriter 400";


public static final boolean PRINTMENU = false;

public static void main(String[] args) {
PrinterJob printerJob = PrinterJob.getPrinterJob();
PageFormat pageFormat = printerJob.defaultPage();
Paper paper = new Paper();

final double widthPaper = (1.2 * 72);
final double heightPaper = (1.5 …