PDFlib pCOS サンプル集(クックブック)
pCOS インターフェース で、PDF 文書に含まれる全てのフォント一覧を作成するサンプルプログラムです。また、フォントが埋め込まれているかをチェックします。
/*
* Create a list of all fonts contained in a PDF document and check if they are
* embedded.
*
* Required software: pCOS interface 8 (PDFlib+PDI/PPS 9, TET 4.1, PLOP 5.0)
* Required data: PDF document
*/
package com.pdflib.cookbook.pcos.pages;
import com.pdflib.IpCOS;
import com.pdflib.cookbook.pcos.pcos_cookbook_example;
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(IpCOS p, int doc) throws Exception {
System.out.println("File name: " + p.pcos_get_string(doc, "filename"));
int pagecount = (int) p.pcos_get_number(doc, "length:pages");
for (int page = 0; page < pagecount; page++) {
/* retrieve the number of fonts on the page */
int fontcount = (int) p.pcos_get_number(doc, "length:pages[" + page
+ "]/fonts");
if (fontcount > 0) {
System.out.println("Page " + (page + 1) + ": " + fontcount + " font(s) found");
for (int i = 0; i < fontcount; i++) {
System.out.print(" ");
System.out.print(p.pcos_get_string(doc, "pages[" + page
+ "]/fonts[" + i + "]/name"));
boolean embedded = p.pcos_get_number(doc, "pages[" + page
+ "]/fonts[" + i + "]/embedded") != 0;
if (embedded)
System.out.println(" (embedded)");
else
System.out.println(" (not embedded)");
}
}
}
}
public page_fonts(String[] argv, String readable_name, String search_path) {
super(argv, readable_name, search_path);
}
public static void main(String argv[]) {
page_fonts example = new page_fonts(argv, "Fonts", SEARCH_PATH);
example.execute();
}
}
(Nov 10, 2010 - Oct 26, 2020)