/*
* << Haru Free PDF Library 2.0.0 >> -- link_annotation.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 <setjmp.h>
#include "hpdf.h"
jmp_buf env;
#ifdef HPDF_DLL
void __stdcall
#else
void
#endif
error_handler (HPDF_STATUS error_no,
HPDF_STATUS detail_no,
void *user_data)
{
printf ("ERROR: error_no=%04X, detail_no=%u\n", (HPDF_UINT)error_no,
(HPDF_UINT)detail_no);
longjmp(env, 1);
}
void
print_page (HPDF_Page page, HPDF_Font font, int page_num)
{
char buf[50];
HPDF_Page_SetWidth (page, 200);
HPDF_Page_SetHeight (page, 200);
HPDF_Page_SetFontAndSize (page, font, 20);
HPDF_Page_BeginText (page);
HPDF_Page_MoveTextPos (page, 50, 150);
#ifdef __WIN32__
_snprintf(buf, 50, "Page:%d", page_num);
#else
snprintf(buf, 50, "Page:%d", page_num);
#endif
HPDF_Page_ShowText (page, buf);
HPDF_Page_EndText (page);
}
int main(int argc, char **argv)
{
HPDF_Doc pdf;
HPDF_Font font;
HPDF_Page index_page;
HPDF_Page page[9];
HPDF_Destination dst;
char fname[256];
HPDF_Rect rect;
HPDF_Point tp;
HPDF_Annotation annot;
HPDF_UINT i;
const char *uri = "http://sourceforge.net/projects/libharu";
strcpy (fname, argv[0]);
strcat (fname, ".pdf");
pdf = HPDF_New (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);
/* create index page */
index_page = HPDF_AddPage (pdf);
HPDF_Page_SetWidth (index_page, 300);
HPDF_Page_SetHeight (index_page, 220);
/* Add 7 pages to the document. */
for (i = 0; i < 7; i++) {
page[i] = HPDF_AddPage (pdf);
print_page(page[i], font, i + 1);
}
HPDF_Page_BeginText (index_page);
HPDF_Page_SetFontAndSize (index_page, font, 10);
HPDF_Page_MoveTextPos (index_page, 15, 200);
HPDF_Page_ShowText (index_page, "Link Annotation Demo");
HPDF_Page_EndText (index_page);
/*
* Create Link-Annotation object on index page.
*/
HPDF_Page_BeginText(index_page);
HPDF_Page_SetFontAndSize (index_page, font, 8);
HPDF_Page_MoveTextPos (index_page, 20, 180);
HPDF_Page_SetTextLeading (index_page, 23);
/* page1 (HPDF_ANNOT_NO_HIGHTLIGHT) */
tp = HPDF_Page_GetCurrentTextPos (index_page);
HPDF_Page_ShowText (index_page, "Jump to Page1 (HilightMode=HPDF_ANNOT_NO_HIGHTLIGHT)");
rect.left = tp.x - 4;
rect.bottom = tp.y - 4;
rect.right = HPDF_Page_GetCurrentTextPos (index_page).x + 4;
rect.top = tp.y + 10;
HPDF_Page_MoveToNextLine (index_page);
dst = HPDF_Page_CreateDestination (page[0]);
annot = HPDF_Page_CreateLinkAnnot (index_page, rect, dst);
HPDF_LinkAnnot_SetHighlightMode (annot, HPDF_ANNOT_NO_HIGHTLIGHT);
/* page2 (HPDF_ANNOT_INVERT_BOX) */
tp = HPDF_Page_GetCurrentTextPos (index_page);
HPDF_Page_ShowText (index_page, "Jump to Page2 (HilightMode=HPDF_ANNOT_INVERT_BOX)");
rect.left = tp.x - 4;
rect.bottom = tp.y - 4;
rect.right = HPDF_Page_GetCurrentTextPos (index_page).x + 4;
rect.top = tp.y + 10;
HPDF_Page_MoveToNextLine (index_page);
dst = HPDF_Page_CreateDestination (page[1]);
annot = HPDF_Page_CreateLinkAnnot (index_page, rect, dst);
HPDF_LinkAnnot_SetHighlightMode (annot, HPDF_ANNOT_INVERT_BOX);
/* page3 (HPDF_ANNOT_INVERT_BORDER) */
tp = HPDF_Page_GetCurrentTextPos (index_page);
HPDF_Page_ShowText (index_page, "Jump to Page3 (HilightMode=HPDF_ANNOT_INVERT_BORDER)");
rect.left = tp.x - 4;
rect.bottom = tp.y - 4;
rect.right = HPDF_Page_GetCurrentTextPos (index_page).x + 4;
rect.top = tp.y + 10;
HPDF_Page_MoveToNextLine (index_page);
dst = HPDF_Page_CreateDestination (page[2]);
annot = HPDF_Page_CreateLinkAnnot (index_page, rect, dst);
HPDF_LinkAnnot_SetHighlightMode (annot, HPDF_ANNOT_INVERT_BORDER);
/* page4 (HPDF_ANNOT_DOWN_APPEARANCE) */
tp = HPDF_Page_GetCurrentTextPos (index_page);
HPDF_Page_ShowText (index_page, "Jump to Page4 (HilightMode=HPDF_ANNOT_DOWN_APPEARANCE)");
rect.left = tp.x - 4;
rect.bottom = tp.y - 4;
rect.right = HPDF_Page_GetCurrentTextPos (index_page).x + 4;
rect.top = tp.y + 10;
HPDF_Page_MoveToNextLine (index_page);
dst = HPDF_Page_CreateDestination (page[3]);
annot = HPDF_Page_CreateLinkAnnot (index_page, rect, dst);
HPDF_LinkAnnot_SetHighlightMode (annot, HPDF_ANNOT_DOWN_APPEARANCE);
/* page5 (dash border) */
tp = HPDF_Page_GetCurrentTextPos (index_page);
HPDF_Page_ShowText (index_page, "Jump to Page5 (dash border)");
rect.left = tp.x - 4;
rect.bottom = tp.y - 4;
rect.right = HPDF_Page_GetCurrentTextPos (index_page).x + 4;
rect.top = tp.y + 10;
HPDF_Page_MoveToNextLine (index_page);
dst = HPDF_Page_CreateDestination (page[4]);
annot = HPDF_Page_CreateLinkAnnot (index_page, rect, dst);
HPDF_LinkAnnot_SetBorderStyle (annot, 1, 3, 2);
/* page6 (no border) */
tp = HPDF_Page_GetCurrentTextPos (index_page);
HPDF_Page_ShowText (index_page, "Jump to Page6 (no border)");
rect.left = tp.x - 4;
rect.bottom = tp.y - 4;
rect.right = HPDF_Page_GetCurrentTextPos (index_page).x + 4;
rect.top = tp.y + 10;
HPDF_Page_MoveToNextLine (index_page);
dst = HPDF_Page_CreateDestination (page[5]);
annot = HPDF_Page_CreateLinkAnnot (index_page, rect, dst);
HPDF_LinkAnnot_SetBorderStyle (annot, 0, 0, 0);
/* page7 (bold border) */
tp = HPDF_Page_GetCurrentTextPos (index_page);
HPDF_Page_ShowText (index_page, "Jump to Page7 (bold border)");
rect.left = tp.x - 4;
rect.bottom = tp.y - 4;
rect.right = HPDF_Page_GetCurrentTextPos (index_page).x + 4;
rect.top = tp.y + 10;
HPDF_Page_MoveToNextLine (index_page);
dst = HPDF_Page_CreateDestination (page[6]);
annot = HPDF_Page_CreateLinkAnnot (index_page, rect, dst);
HPDF_LinkAnnot_SetBorderStyle (annot, 2, 0, 0);
/* URI link */
tp = HPDF_Page_GetCurrentTextPos (index_page);
HPDF_Page_ShowText (index_page, "URI (");
HPDF_Page_ShowText (index_page, uri);
HPDF_Page_ShowText (index_page, ")");
rect.left = tp.x - 4;
rect.bottom = tp.y - 4;
rect.right = HPDF_Page_GetCurrentTextPos (index_page).x + 4;
rect.top = tp.y + 10;
HPDF_Page_CreateURILinkAnnot (index_page, rect, uri);
HPDF_Page_EndText (index_page);
/* save the document to a file */
HPDF_SaveToFile (pdf, fname);
/* clean up */
HPDF_Free (pdf);
return 0;
}
