package com.pdflib.cookbook.pcos.pages;

import com.pdflib.pCOS;
import com.pdflib.pCOSException;
import com.pdflib.cookbook.pcos.pcos_cookbook_example;

/**
 * Create a list of all fonts contained in a PDF document
 * and check if they are embedded.
 * <p>
 * Required software: pCOS interface 3 (pCOS 2.x, PDFlib 7.x, TET 2.2,
 * PLOP 3.x)<br>
 * Required data: PDF document
 * 
 * @version $Id: page_fonts.java,v 1.2 2007/09/19 08:45:30 stm Exp $
 */
public class page_fonts extends pcos_cookbook_example {
    
    /* This is where the data files are. Adjust as necessary. */
    private final static String SEARCH_PATH = "../input";
   
    public void example_code(pCOS p, String filename) throws pCOSException,
        Exception {

        /* Open the PDF document */
        int doc = p.open_document(filename, "");
        if (doc == -1)
            throw new Exception("Error: " + p.get_errmsg());

        System.out.println("File name: " + p.get_string(doc, "filename"));

        int pagecount = (int) p.get_number(doc, "length:pages");

        for (int page = 0; page < pagecount; page++) {
            /* retrieve the number of fonts on the page */
            int fontcount =
                (int) p.get_number(doc, "length:pages[" + page + "]/fonts");

            if (fontcount > 0) {
                System.out.println(fontcount + " fonts found on page " + (page + 1));

                for (int i = 0; i < fontcount; i++) {
                    System.out.print(p.get_string(doc,
                        "pages[" + page + "]/fonts[" + i + "]/name"));
                    boolean embedded =
                        p.get_number(doc, "pages[" + page + "]/fonts[" + i + "]/embedded") != 0;
                    if (embedded)
                        System.out.println(" (embedded)");
                    else
                        System.out.println(" (not embedded)");
                }
            }
        }

        p.close_document(doc);
    }
       
    public page_fonts(String[] argv, String readable_name,
        String search_path, String full_rcs_file_name, String revision) {
        super(argv, readable_name, search_path, full_rcs_file_name, revision);
    }

    public static void main(String argv[]) {
        page_fonts example = new page_fonts(argv, "Fonts",
            SEARCH_PATH, "$RCSfile: page_fonts.java,v $", "$Revision: 1.2 $");
        example.execute();
    }
}