HPDF_InsertPage (HPDF_Doc pdf,
HPDF_Page target)
{
HPDF_Page page;
HPDF_STATUS ret;
HPDF_PTRACE ((" HPDF_InsertPage\n"));
if (!HPDF_HasDoc (pdf))
return NULL;
if (!HPDF_Page_Validate (target)) {
HPDF_RaiseError (&pdf->error, HPDF_INVALID_PAGE, 0);
return NULL;
}
/* check whether the page belong to the pdf */
if (pdf->mmgr != target->mmgr) {
HPDF_RaiseError (&pdf->error, HPDF_INVALID_PAGE, 0);
return NULL;
}
page = HPDF_Page_New (pdf->mmgr, pdf->xref);
if (!page) {
HPDF_CheckError (&pdf->error);
return NULL;
}
if ((ret = HPDF_Page_InsertBefore (page, target)) != HPDF_OK) {
HPDF_RaiseError (&pdf->error, ret, 0);
return NULL;
}
if ((ret = HPDF_List_Insert (pdf->page_list, target, page)) != HPDF_OK) {
HPDF_RaiseError (&pdf->error, ret, 0);
return NULL;
}
if (pdf->compression_mode & HPDF_COMP_TEXT)
HPDF_Page_SetFilter (page, HPDF_STREAM_FILTER_FLATE_DECODE);
return page;
}
HPDF_STATUS
HPDF_Array_Insert (HPDF_Array array,
void *target,
void *obj)
{
HPDF_Obj_Header *header;
HPDF_STATUS ret;
HPDF_UINT i;
HPDF_PTRACE((" HPDF_Array_Insert\n"));
if (!obj) {
if (HPDF_Error_GetCode (array->error) == HPDF_OK)
return HPDF_SetError (array->error, HPDF_INVALID_OBJECT, 0);
else
return HPDF_INVALID_OBJECT;
}
header = (HPDF_Obj_Header *)obj;
if (header->obj_id & HPDF_OTYPE_DIRECT) {
HPDF_PTRACE((" HPDF_Array_Add this object cannot owned by array "
"obj=0x%08X\n", (HPDF_UINT)array));
return HPDF_SetError (array->error, HPDF_INVALID_OBJECT, 0);
}
if (array->list->count >= HPDF_LIMIT_MAX_ARRAY) {
HPDF_PTRACE((" HPDF_Array_Add exceed limitatin of array count(%d)\n",
HPDF_LIMIT_MAX_ARRAY));
HPDF_Obj_Free (array->mmgr, obj);
return HPDF_SetError (array->error, HPDF_ARRAY_COUNT_ERR, 0);
}
if (header->obj_id & HPDF_OTYPE_INDIRECT) {
HPDF_Proxy proxy = HPDF_Proxy_New (array->mmgr, obj);
if (!proxy) {
HPDF_Obj_Free (array->mmgr, obj);
return HPDF_Error_GetCode (array->error);
}
proxy->header.obj_id |= HPDF_OTYPE_DIRECT;
obj = proxy;
} else
header->obj_id |= HPDF_OTYPE_DIRECT;
/* get the target-object from object-list
* consider that the pointer contained in list may be proxy-object.
*/
for (i = 0; i < array->list->count; i++) {
void *ptr = HPDF_List_ItemAt (array->list, i);
void *obj_ptr;
header = (HPDF_Obj_Header *)obj;
if (header->obj_class == HPDF_OCLASS_PROXY)
obj_ptr = ((HPDF_Proxy)ptr)->obj;
else
obj_ptr = ptr;
if (obj_ptr == target) {
ret = HPDF_List_Insert (array->list, ptr, obj);
if (ret != HPDF_OK)
HPDF_Obj_Free (array->mmgr, obj);
return ret;
}
}
HPDF_Obj_Free (array->mmgr, obj);
return HPDF_ITEM_NOT_FOUND;
}
