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interactive/form_checkbox

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/* $Id: form_checkbox.java,v 1.7 2013/01/15 10:12:00 stm Exp $

 * Form checkbox:

 * Create four form fields of type "checkbox".

 *

 * Define four checkboxes for choosing some extras for the paper plane to order.

 *

 * Required software: PDFlib/PDFlib+PDI/PPS 9

 * Required data: none

 */

package com.pdflib.cookbook.pdflib.interactive;


import com.pdflib.pdflib;

import com.pdflib.PDFlibException;


public class form_checkbox

{

    public static void main (String argv[])

    {

    /* This is where the data files are. Adjust as necessary */

    String searchpath = "../input";

    String outfile = "form_checkbox.pdf";

    String title = "Form Checkbox";

   

    pdflib p = null;


    String optlist;

    int font;

    double width=15, height=15, llx = 50, lly = 600;


    try {

        p = new pdflib();


        /* This means we must check return values of load_font() etc. */

        p.set_option("errorpolicy=return");


        p.set_option("searchpath={" + searchpath + "}");


        if (p.begin_document(outfile, "") == -1)

            throw new Exception("Error: " + p.get_errmsg());


        p.set_info("Creator", "PDFlib Cookbook");

        p.set_info("Title", title + " $Revision: 1.7 $");


        font = p.load_font("Helvetica", "winansi", "");

        if (font == -1)

            throw new Exception("Error: " + p.get_errmsg());

       

        /* Start page */

        p.begin_page_ext(0, 0, " width=a4.width height=a4.height");

       

        p.setfont(font, 12);

       

        /* Output a title text for the checkboxes */

       

        p.fit_textline("Choose paper plane extras:", llx, lly, "");

        lly-=40;

       

        /* Create several form fields of type "checkbox" which appear as

         * blue crosses (buttonstyle=cross fillcolor={rgb 0.25 0 0.95})

         * on a light blue background (backgroundcolor={rgb 0.95 0.95 1})

         * with a black border (bordercolor={gray 0}).

         * Provide a tooltip.

         * Activate the first checkbox (currentvalue={On}).

         */

        optlist = "buttonstyle=cross bordercolor={gray 0} " +

            "backgroundcolor={rgb 0.95 0.95 1} fillcolor={rgb 0.25 0 0.95}";

       

        p.create_field(llx, lly, llx + width, lly + height, "paper", "checkbox",

            optlist + " currentvalue={On}");

       

        /* Output the checkbox label */

        p.fit_textline("Glossy paper", llx + 30, lly, "boxsize={0 " + height +

            "} position={left center}");

        lly-=30;

       

        p.create_field(llx, lly, llx + width, lly + height, "color", "checkbox",

            optlist);

       

        p.fit_textline("Rainbow colors", llx + 30, lly, "boxsize={0 " + height +

            "} position={left center}");

        lly-=30;

       

        p.create_field(llx, lly, llx + width, lly + height, "perforation",

            "checkbox", optlist);

       

        p.fit_textline("Perforation", llx + 30, lly, "boxsize={0 " + height +

            "} position={left center}");

        lly-=30;

       

        p.create_field(llx, lly, llx + width, lly + height, "stability",

            "checkbox", optlist);

       

        p.fit_textline("High stability", llx + 30, lly, "boxsize={0 " + height +

            "} position={left center}");

       

        p.end_page_ext("");

       

        p.end_document("");


        } catch (PDFlibException e) {

            System.err.print("PDFlib exception occurred:\n");

            System.err.print("[" + e.get_errnum() + "] " + e.get_apiname() +

                ": " + e.get_errmsg() + "\n");

        } catch (Exception e) {

            System.err.println(e.getMessage());

        } finally {

            if (p != null) {

                p.delete();

            }

        }

    }

}