HPDF_Page_CreateLinkAnnot (HPDF_Page page,
HPDF_Rect rect,
HPDF_Destination dst)
{
HPDF_PageAttr attr;
HPDF_Annotation annot;
HPDF_PTRACE((" HPDF_Page_CreateLinkAnnot\n"));
if (!HPDF_Page_Validate (page))
return NULL;
attr = (HPDF_PageAttr)page->attr;
if (!HPDF_Destination_Validate (dst)) {
HPDF_RaiseError (page->error, HPDF_INVALID_DESTINATION, 0);
return NULL;
}
annot = HPDF_LinkAnnot_New (page->mmgr, attr->xref, rect, dst);
if (annot) {
if (AddAnnotation (page, annot) != HPDF_OK) {
HPDF_CheckError (page->error);
annot = NULL;
}
} else
HPDF_CheckError (page->error);
return annot;
}
HPDF_Destination_SetFitBV (HPDF_Destination dst,
HPDF_REAL left)
{
HPDF_STATUS ret = HPDF_OK;
HPDF_Page target;
HPDF_PTRACE((" HPDF_Destination_SetFitBV\n"));
if (!HPDF_Destination_Validate (dst))
return HPDF_INVALID_DESTINATION;
target = (HPDF_Page)HPDF_Array_GetItem (dst, 0, HPDF_OCLASS_DICT);
if (dst->list->count > 1) {
HPDF_Array_Clear (dst);
ret += HPDF_Array_Add (dst, target);
}
ret += HPDF_Array_AddName (dst,
HPDF_DESTINATION_TYPE_NAMES[(HPDF_INT)HPDF_FIT_BV]);
ret += HPDF_Array_AddReal (dst, left);
if (ret != HPDF_OK)
return HPDF_CheckError (dst->error);
return HPDF_OK;
}
HPDF_Destination_SetXYZ (HPDF_Destination dst,
HPDF_REAL left,
HPDF_REAL top,
HPDF_REAL zoom)
{
HPDF_STATUS ret = HPDF_OK;
HPDF_Page target;
HPDF_PTRACE((" HPDF_Destination_SetXYZ\n"));
if (!HPDF_Destination_Validate (dst))
return HPDF_INVALID_DESTINATION;
if (left < 0 || top < 0 || zoom < 0.08 || zoom > 32)
return HPDF_RaiseError (dst->error, HPDF_INVALID_PARAMETER, 0);
target = (HPDF_Page)HPDF_Array_GetItem (dst, 0, HPDF_OCLASS_DICT);
if (dst->list->count > 1) {
HPDF_Array_Clear (dst);
ret += HPDF_Array_Add (dst, target);
}
ret += HPDF_Array_AddName (dst,
HPDF_DESTINATION_TYPE_NAMES[(HPDF_INT)HPDF_XYZ]);
ret += HPDF_Array_AddReal (dst, left);
ret += HPDF_Array_AddReal (dst, top);
ret += HPDF_Array_AddReal (dst, zoom);
if (ret != HPDF_OK)
return HPDF_CheckError (dst->error);
return HPDF_OK;
}
HPDF_SetOpenAction (HPDF_Doc pdf,
HPDF_Destination open_action)
{
HPDF_STATUS ret;
HPDF_PTRACE ((" HPDF_SetOpenAction\n"));
if (!HPDF_HasDoc (pdf))
return HPDF_INVALID_DOCUMENT;
if (open_action && !HPDF_Destination_Validate (open_action))
return HPDF_RaiseError (&pdf->error, HPDF_INVALID_DESTINATION, 0);
ret = HPDF_Catalog_SetOpenAction (pdf->catalog, open_action);
if (ret != HPDF_OK)
return HPDF_CheckError (&pdf->error);
return HPDF_OK;
}