Example usage for java.awt.print Printable print

Introduction

In this page you can find the example usage for java.awt.print Printable print.

Prototype

int print(Graphics graphics, PageFormat pageFormat, int pageIndex) throws PrinterException;

Source Link

Document

Prints the page at the specified index into the specified Graphics context in the specified format.

Usage

From source file:BookTest.java

public void paintComponent(Graphics g) {
    Graphics2D g2 = (Graphics2D) g;
    PageFormat pageFormat = book.getPageFormat(currentPage);

    double xoff; // x offset of page start in window
    double yoff; // y offset of page start in window
    double scale; // scale factor to fit page in window
    double px = pageFormat.getWidth();
    double py = pageFormat.getHeight();
    double sx = getWidth() - 1;
    double sy = getHeight() - 1;
    if (px / py < sx / sy) // center horizontally
    {/*  www . j ava 2  s  . com*/
        scale = sy / py;
        xoff = 0.5 * (sx - scale * px);
        yoff = 0;
    } else
    // center vertically
    {
        scale = sx / px;
        xoff = 0;
        yoff = 0.5 * (sy - scale * py);
    }
    g2.translate((float) xoff, (float) yoff);
    g2.scale((float) scale, (float) scale);

    // draw page outline (ignoring margins)
    Rectangle2D page = new Rectangle2D.Double(0, 0, px, py);
    g2.setPaint(Color.white);
    g2.fill(page);
    g2.setPaint(Color.black);
    g2.draw(page);

    Printable printable = book.getPrintable(currentPage);
    try {
        printable.print(g2, pageFormat, currentPage);
    } catch (PrinterException e) {
        g2.draw(new Line2D.Double(0, 0, px, py));
        g2.draw(new Line2D.Double(px, 0, 0, py));
    }
}

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