outline_demo.c

/*
 * << Haru Free PDF Library 2.0.0 >> -- outline_demo.c
 *
 * Copyright (c) 1999-2006 Takeshi Kanno <takeshi_kanno@est.hi-ho.ne.jp>
 *
 * Permission to use, copy, modify, distribute and sell this software
 * and its documentation for any purpose is hereby granted without fee,
 * provided that the above copyright notice appear in all copies and
 * that both that copyright notice and this permission notice appear
 * in supporting documentation.
 * It is provided "as is" without express or implied warranty.
 *
 */
 
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include "hpdf.h"
#include "handler.h"
#include "utils.h"
 
void
print_page  (HPDF_Page   page,  int page_num)
{
    char buf[50];
 
    HPDF_Page_SetWidth (page, 800);
    HPDF_Page_SetHeight (page, 800);
 
    HPDF_Page_BeginText (page);
    HPDF_Page_MoveTextPos (page, 30, 740);
    HPDF_snprintf(buf, 50, "Page:%d", page_num);
    HPDF_Page_ShowText (page, buf);
    HPDF_Page_EndText (page);
}
 
int main(int argc, char **argv)
{
    HPDF_Doc  pdf;
    HPDF_Font font;
    HPDF_Page page[4];
    HPDF_Outline root;
    HPDF_Outline outline[4];
    HPDF_Destination dst;
    char fname[256];
 
    strcpy (fname, argv[0]);
    strcat (fname, ".pdf");
 
    pdf = HPDF_New (demo_error_handler, NULL);
    if (!pdf) {
        printf ("error: cannot create PdfDoc object\n");
        return 1;
    }
 
    if (setjmp(env)) {
        HPDF_Free (pdf);
        return 1;
    }
 
    /* create default-font */
    font = HPDF_GetFont (pdf, "Helvetica", NULL);
 
    /* Set page mode to use outlines. */
    HPDF_SetPageMode(pdf, HPDF_PAGE_MODE_USE_OUTLINE);
 
    /* Add 3 pages to the document. */
    page[0] = HPDF_AddPage (pdf);
    HPDF_Page_SetFontAndSize (page[0], font, 30);
    print_page(page[0], 1);
 
    page[1] = HPDF_AddPage (pdf);
    HPDF_Page_SetFontAndSize (page[1], font, 30);
    print_page(page[1], 2);
 
    page[2] = HPDF_AddPage (pdf);
    HPDF_Page_SetFontAndSize (page[2], font, 30);
    print_page(page[2], 3);
 
    /* create outline root. */
    root = HPDF_CreateOutline (pdf, NULL, "OutlineRoot", NULL);
    HPDF_Outline_SetOpened (root, HPDF_TRUE);
 
    outline[0] = HPDF_CreateOutline (pdf, root, "page1", NULL);
    outline[1] = HPDF_CreateOutline (pdf, root, "page2", NULL);
 
    /* create outline with test which is ISO8859-2 encoding */
 
    const char *outline_text = "ISO8859-2 text %s";
    char buf[50] = {0};
 
    HPDF_snprintf(buf, 50, outline_text, iso8859_2_text);
 
    outline[2] = HPDF_CreateOutline (pdf, root, buf, HPDF_GetEncoder (pdf, "ISO8859-2"));
 
    /* create destination objects on each pages
     * and link it to outline items.
     */
    dst = HPDF_Page_CreateDestination (page[0]);
    HPDF_Destination_SetXYZ(dst, 0, HPDF_Page_GetHeight(page[0]), 1);
    HPDF_Outline_SetDestination(outline[0], dst);
  //  HPDF_Catalog_SetOpenAction(dst);
 
    dst = HPDF_Page_CreateDestination (page[1]);
    HPDF_Destination_SetXYZ(dst, 0, HPDF_Page_GetHeight(page[1]), 1);
    HPDF_Outline_SetDestination(outline[1], dst);
 
    dst = HPDF_Page_CreateDestination (page[2]);
    HPDF_Destination_SetXYZ(dst, 0, HPDF_Page_GetHeight(page[2]), 1);
    HPDF_Outline_SetDestination(outline[2], dst);
 
    /* save the document to a file */
    HPDF_SaveToFile (pdf, fname);
 
    /* clean up */
    HPDF_Free (pdf);
 
    return 0;
}