Printer.java

/*******************************************************************************
 * Copyright (c) 2014, Pharmed Solutions GmbH
 * All rights reserved.
 *******************************************************************************/

package ch.pharmed.phmprescriber;


import java.awt.Graphics;
import java.awt.print.Book;
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.util.List;

import ch.elexis.data.Rezept;


public class Printer implements Printable {
	
  
  //Layout-Constants
 
  private final double HMARGINRATIO = 0.08;
  private final double WMARGINRATIO = 0.1;

 
  /**
   * Constructor: Print prescription
   * <p>
   *  
   */
  public Printer(Physician ph, Rezept rp, String presID, String QRCode) {


    //Create a printerJob object
    PrinterJob printJob = PrinterJob.getPrinterJob();
    //Create printerJob to simulate the required number of pages
    PrinterJob printJobSimulation = PrinterJob.getPrinterJob();
    
    
    //Set the name of the PrinterJob
    printJob.setJobName(presID);
     
    //Define the page format including margins
    PageFormat pf = printJob.defaultPage();  
    Paper paper = new Paper();  
    
    double marginHeight = paper.getHeight()*HMARGINRATIO;   
    double marginWidth = paper.getWidth()*WMARGINRATIO;   
    
    paper.setImageableArea(marginWidth, marginHeight, paper.getWidth() - marginWidth * 2, paper.getHeight()  
        - marginHeight * 2);  
    
    pf.setPaper(paper);  

	//Determine the number of pages and the last product of each page based on the strings to be printed
    Book bkSimulation = new Book(); 
    Pagecounter pcounter = new Pagecounter(ph,rp,presID,QRCode);
    bkSimulation.append(pcounter,pf);
           
    printJobSimulation.setPageable(bkSimulation);
  
    //Do the simulation
    try {
    	
		printJobSimulation.print();
		
	} catch (PrinterException e) {
		// TODO Auto-generated catch block
		e.printStackTrace();
	}
  
    
    //Get the indices (last item per page) from the simulation
    List<Integer> pageIndices = pcounter.getIndices();
     
    //Create a book with the determined number of pages
    Book bk = new Book(); 
    
    //Create now the pages of the book (new instances of PrintPage for each page)
    //Specify, which of the listed products is the first and the last on this page
    
    for(int i = 0; i < pageIndices.size()-1; i = i+1) {    

        bk.append(new Page(ph,rp,presID,QRCode,pageIndices.get(i)+1, pageIndices.get(i+1)),pf);

    }
 
    //Assign the pages
    printJob.setPageable(bk);  
    
    //Show print dialog and start printing if "yes"
    if (printJob.printDialog()) {
    	
      try {
        
    	  printJob.print();
        
      } catch (Exception PrintException) {
        PrintException.printStackTrace();
      }
    }

  }


public PageFormat getPageFormat(int p1) throws java.lang.IndexOutOfBoundsException{
	  return PrinterJob.getPrinterJob().defaultPage();
	  }



@Override
public int print(Graphics graphics, PageFormat pageFormat, int pageIndex)
		throws PrinterException {
	// TODO Auto-generated method stub
	return 0;
}
  
}