e684. 以多種格式打印
阿新 • • 發佈:2018-09-03
graphics 打印 ntb and trait public implement lpad fault
A Book
object is used when printing pages with different page formats. This example prints the first page in landscape and five more pages in portrait.
public class PrintBook { public static void main(String[] args) { PrinterJob pjob = PrinterJob.getPrinterJob(); Book book = new Book(); // First part. PageFormat landscape = pjob.defaultPage();landscape.setOrientation(PageFormat.LANDSCAPE); book.append(new Printable1(), landscape); // Second part. PageFormat portrait = pjob.defaultPage(); portrait.setOrientation(PageFormat.PORTRAIT); book.append(new Printable2(), portrait, 5); pjob.setPageable(book); try { pjob.print(); } catch (PrinterException e) { } } static class Printable1 implements Printable { public int print(Graphics g, PageFormat pf, int pageIndex) { drawGraphics(g, pf); return Printable.PAGE_EXISTS; } } static class Printable2 implements Printable { public int print(Graphics g, PageFormat pf, int pageIndex) { drawGraphics(g, pf); return Printable.PAGE_EXISTS; } } }
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e684. 以多種格式打印