package com.nykredit.kundeservice.awt;
import java.awt.Dimension;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.print.Printable;
import java.awt.print.PrinterException;
import java.awt.print.PrinterJob;
import java.awt.print.PageFormat;
import java.util.ArrayList;
import javax.print.attribute.HashPrintRequestAttributeSet;
import javax.print.attribute.standard.Chromaticity;
import javax.print.attribute.standard.OrientationRequested;
import javax.swing.JComponent;
/*
class PrintComp - This class is the subclass of the application. This class implements the Printable interface and prints a component.
Methods:
printComponent() - Invokes the print() method of PrintComp class and prints a component.
pageSetupAndPrint() - Allows the end user to specify the page setup and print the page.
print() - Prints the page.
print()-Prints a graphic at the specified page index in the specified page format.
*/
public class PrintComp implements Printable {
/* Declares object of the JComponent class.*/
private ArrayList<JComponent> components = new ArrayList<JComponent>();
/* Declares object of the PrinterJob class.*/
PrinterJob printJob = PrinterJob.getPrinterJob();
/* Declares object of the PageFormat class*/
PageFormat pageFormat;
/* printComponent - This method is called when the end user clicks the Print Default menu item in the user interface of PrintFile.
Parameters:
c - An object of the JComponent class.
Return Value: NA */
public static void printComponent(JComponent c, String printJobName) {
ArrayList<JComponent> components = new ArrayList<JComponent>();
components.add(c);
new PrintComp(components, printJobName).print();
}
public static void printComponents(ArrayList<JComponent> c, String printJobName){
new PrintComp(c, printJobName).print();
}
/* Implements the constructor of the PrintComp class. */
public PrintComp(ArrayList<JComponent> component, String printJobName) {
this.components= component;
HashPrintRequestAttributeSet printAttributes = new HashPrintRequestAttributeSet();
printAttributes.add(Chromaticity.COLOR);
printAttributes.add(OrientationRequested.LANDSCAPE);
this.printJob.setJobName(printJobName);
this.pageFormat = this.printJob.getPageFormat(printAttributes);
}
/* pageSetupAndPrint - This method is called when the end user clicks the Page Setup and Print button.
Parameters: NA
Return Value: NA*/
public void pageSetupAndPrint() throws PrinterException {
/* Initializes the object of the PageFormat class. */
pageFormat = printJob.pageDialog(pageFormat);
/* Sets the object of the PrinterJob class to printable. */
printJob.setPrintable(this, pageFormat);
if (printJob.printDialog()) {
try {
/* Prints the document. */
printJob.print();
} catch(PrinterException pe) {
System.out.println("Error in printing !!! " + pe);
}
}
}
/* print - This method is called when the end user clicks the Print button.
Parameters: NA
Return Value: NA */
public void print() {
/* Sets the object of the PrinterJob class to printable. */
printJob.setPrintable(this, pageFormat);
/* Checks the return value of PrintDialog. */
if (printJob.printDialog()) {
try {
/* Prints the document. */
printJob.print();
} catch(PrinterException pe) {
System.out.println("Error in printing !!! " + pe);
}
}
}
/* print() - This method defines a Printable interface.
Parameters:
g - Represents the object of the Graphics class.
pf - Represents the object of the PageFormat class.
index - Represents an index of the page.
Return Value: int PAGE_EXIST */
public int print(Graphics g, PageFormat pf, int pageIndex) throws PrinterException {
if(pageIndex >= this.components.size())
return NO_SUCH_PAGE;
JComponent componentToPrint = this.components.get(pageIndex);
// Creates an object of the Graphics2D class and convert simple graphics to 2D graphics.
Graphics2D g2 = (Graphics2D)g;
/* Gets the width of document in pixels. */
double componentWidth = componentToPrint.getWidth();
/* Gets the height of document in pixels. */
double componentHeight = componentToPrint.getHeight();
/* Gets the height of printer page. */
double pageHeight = pf.getImageableHeight();
/* Get the width of printer page*/
double pageWidth = pf.getImageableWidth();
// Sets the value of scale for the document to be printed.
double widthScale = pageWidth/componentWidth;
double heightScale = pageHeight/componentHeight;
double scale = (widthScale > heightScale ? heightScale : widthScale);
// int pages = (int)Math.ceil(scale * componentHeight / pageHeight);
/* Does not print empty pages. */
// if(pageIndex >= pages) {
// return Printable.NO_SUCH_PAGE;
// }
/* Shifts the graphic to line up with the beginning of print-imageable region. */
g2.translate(pf.getImageableX(), pf.getImageableY());
/* Shifts the graphic to line up with the beginning of the next page to print. */
//g2.translate(0f, -pageIndex*pageHeight);
/* Scales the page so that the width fits. */
g2.scale(scale, scale);
/* Repaints the page. */
componentToPrint.paint(g2);
return Printable.PAGE_EXISTS;
}
}