pdfua/starter_pdfua1
Create PDF/UA-1 document with various content types including structure elements, artifacts and interactive elements.
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/*
* PDF/UA-1 starter:
* Create PDF/UA-1 document with various content types including structure
* elements, artifacts, and interactive elements.
*
* Required software: PDFlib/PDFlib+PDI/PPS 10
* Required data: font file, image
*/
package com.pdflib.cookbook.pdflib.pdfua;
import com.pdflib.pdflib;
import com.pdflib.PDFlibException;
public class starter_pdfua1 {
public static void main(String argv[]) {
/* This is where the data files are. Adjust as necessary. */
String searchpath = "../input";
String imagefile = "lionel.jpg";
pdflib p = null;
int id, image, font, action;
String optlist;
int exitcode = 0;
try {
p = new pdflib();
/*
* errorpolicy=exception means that the program will stop
* if one of the API functions runs into a problem.
*/
p.set_option("errorpolicy=exception searchPath={" + searchpath + "}");
p.begin_document("starter_pdfua1.pdf",
"pdfua=PDF/UA-1 lang=en " +
"tag={tagname=Document Title={PDFlib PDF/UA-1 demo}}") ;
p.set_info("Creator", "starter_pdfua1");
p.set_info("Title", "PDFlib PDF/UA-1 demo");
/* Automatically create spaces between chunks of text */
p.set_option("autospace=true");
p.begin_page_ext(0, 0,
"width=a4.width height=a4.height taborder=structure");
p.create_bookmark("PDF/UA-1 demo", "");
font = p.load_font("NotoSerif-Regular", "unicode", "");
p.setfont(font, 24.0);
/* =================== Simple text ======================== */
/* Use abbreviated tagging with the "tag" option */
p.fit_textline("Introduction to Paper Planes",
50, 700, "tag={tagname=H1 Title={Introduction}} fontsize=24");
p.fit_textline("Paper planes can be made from any kind of paper.",
50, 675, "tag={tagname=P} fontsize=12");
p.fit_textline("Most paper planes don't have an engine.",
50, 650, "tag={tagname=P} fontsize=12");
/* =================== Interactive Link ======================== */
/* Open both P and Link elements in a single call */
id = p.begin_item("P", "tag={tagname=Link Title={Kraxi on the Web}}");
/* Create visible content which represents the link */
p.fit_textline("Learn more on the Kraxi website.",
50, 625,
"matchbox={name={kraxi.com}} fontsize=12 " +
"strokecolor=blue fillcolor=blue underline");
/* Create URI action */
action = p.create_action("URI", "url={http://www.kraxi.com}");
/* Create Link annotation on named matchbox "kraxi.com".
* This automatically creates an OBJR (object reference) element.
*/
optlist = "linewidth=0 usematchbox={kraxi.com} " +
"contents={Link to Kraxi Inc. Web site} " +
"action={activate=" + Integer.toString(action) + " } ";
p.create_annotation(0, 0, 0, 0, "Link", optlist);
/* This closes the Link and P structure elements */
p.end_item(id);
/* =================== Image ======================== */
/* A grouping element is required as container for Figure and Caption */
id = p.begin_item("Sect", "");
image = p.load_image("auto", imagefile, "");
/* The "Placement" attribute is recommended for Figure elements
* as children of grouping elements.
*/
p.fit_image(image, 50, 400,
"tag={tagname=Figure Placement=Block Alt={Image of Kraxi waiting for customers.}} "+
"scale=0.5");
p.close_image(image);
/* Caption text below the image; Caption element follows Figure.
* Since Caption doesn't allow direct content in PDF 1.7 we create
* an additional P element.
*/
p.fit_textline("Kraxi waiting for customers.",
50, 375,
"tag={tagname=Caption tag={tagname=P}} fontsize=12 ");
p.end_item(id);
/* =================== Artifact ======================== */
p.fit_textline("Page 1", 250, 100,
"tag={tagname=Artifact} fontsize=12");
p.end_page_ext("");
p.end_document("");
}
catch (PDFlibException e) {
System.err.println("PDFlib exception occurred:");
System.err.println("[" + e.get_errnum() + "] " + e.get_apiname() +
": " + e.get_errmsg());
exitcode = 1;
}
catch (Exception e) {
System.err.println(e);
exitcode = 1;
}
finally {
if (p != null) {
p.delete();
}
System.exit(exitcode);
}
}
}