HPDF_Pages
HPDF_Pages_New (HPDF_MMgr mmgr,
HPDF_Pages parent,
HPDF_Xref xref)
{
HPDF_STATUS ret = HPDF_OK;
HPDF_Pages pages;
HPDF_PTRACE((" HPDF_Pages_New\n"));
pages = HPDF_Dict_New (mmgr);
if (!pages)
return NULL;
pages->header.obj_class |= HPDF_OSUBCLASS_PAGES;
pages->before_write_fn = Pages_BeforeWrite;
if (HPDF_Xref_Add (xref, pages) != HPDF_OK)
return NULL;
/* add requiered elements */
ret += HPDF_Dict_AddName (pages, "Type", "Pages");
ret += HPDF_Dict_Add (pages, "Kids", HPDF_Array_New (pages->mmgr));
ret += HPDF_Dict_Add (pages, "Count", HPDF_Number_New (pages->mmgr, 0));
if (ret == HPDF_OK && parent)
ret += HPDF_Pages_AddKids (parent, pages);
if (ret != HPDF_OK)
return NULL;
return pages;
}
HPDF_AddPage (HPDF_Doc pdf)
{
HPDF_Page page;
HPDF_STATUS ret;
HPDF_PTRACE ((" HPDF_AddPage\n"));
if (!HPDF_HasDoc (pdf))
return NULL;
if (pdf->page_per_pages) {
if (pdf->page_per_pages <= pdf->cur_page_num) {
pdf->cur_pages = HPDF_Doc_AddPagesTo (pdf, pdf->root_pages);
if (!pdf->cur_pages)
return NULL;
pdf->cur_page_num = 0;
}
}
page = HPDF_Page_New (pdf->mmgr, pdf->xref);
if (!page) {
HPDF_CheckError (&pdf->error);
return NULL;
}
if ((ret = HPDF_Pages_AddKids (pdf->cur_pages, page)) != HPDF_OK) {
HPDF_RaiseError (&pdf->error, ret, 0);
return NULL;
}
if ((ret = HPDF_List_Add (pdf->page_list, page)) != HPDF_OK) {
HPDF_RaiseError (&pdf->error, ret, 0);
return NULL;
}
pdf->cur_page = page;
if (pdf->compression_mode & HPDF_COMP_TEXT)
HPDF_Page_SetFilter (page, HPDF_STREAM_FILTER_FLATE_DECODE);
pdf->cur_page_num++;
return page;
}
