+++ /dev/null
-module L = List
-
-module T = Table
-module F = Fold
-
-type status = {
- ts: T.size; (* current dimensions *)
- tc: T.css; (* current class *)
- tu: T.uri; (* current uri *)
- tx: T.ext; (* current extension *)
-}
-
-let empty = {
- ts = T.no_size; tc = []; tu = ""; tx = ""
-}
-
-let init b ts =
- if b then
- {ts with T.ri = max_int; T.ci = 0}
- else
- {ts with T.ri = 0; T.ci = max_int}
-
-let combine b ts1 ts2 =
- if b then
- {ts1 with
- T.rf = max ts1.T.rf ts2.T.rf; T.ri = min ts1.T.ri ts2.T.ri;
- T.cf = ts1.T.cf + ts2.T.cf; T.ci = ts1.T.ci + ts2.T.ci;
- }
- else
- {ts1 with
- T.cf = max ts1.T.cf ts2.T.cf; T.ci = min ts1.T.ci ts2.T.ci;
- T.rf = ts1.T.rf + ts2.T.rf; T.ri = ts1.T.ri + ts2.T.ri;
- }
-
-let deinit ts = {ts with
- T.ri = if ts.T.ri = max_int then 0 else ts.T.ri;
- T.ci = if ts.T.ci = max_int then 0 else ts.T.ci;
-}
-
-(****************************************************************************)
-
-let open_table st t =
- t.T.tc <- t.T.tc @ st.tc; t.T.tu <- st.tu ^ t.T.tu; t.T.tx <- st.tx ^ t.T.tx;
- {st with tc = t.T.tc; tu = t.T.tu; tx = t.T.tx}
-
-let close_table st t =
- t.T.ts <- st.ts; st
-
-let map_key st k =
- let ts = match k, st.ts.T.p with
- | T.Text _ , _ ->
- {st.ts with T.rf = 1; T.cf = 1; T.ri = 0; T.ci = 0}
- | T.Glue None , _ ->
- {st.ts with T.rf = 0; T.cf = 0; T.ri = 1; T.ci = 1}
- | T.Glue Some g, Some false ->
- {st.ts with T.rf = g; T.cf = 0; T.ri = 0; T.ci = 1}
- | T.Glue Some g, Some true ->
- {st.ts with T.rf = 0; T.cf = g; T.ri = 1; T.ci = 0}
- | T.Glue Some g, None ->
- {st.ts with T.rf = g; T.cf = g; T.ri = 0; T.ci = 0}
- in
- {st with ts = ts}
-
-let open_line b st =
- let ts = init b st.ts in
- let ts = {ts with T.rf = 0; T.cf = 0} in
- {st with ts = ts}
-
-let open_entry b st =
- let ts = {st.ts with T.p = Some b} in
- {st with ts = ts}
-
-let close_entry b st sst =
- {st with ts = combine b st.ts sst.ts}
-
-let close_line b st =
- {st with ts = deinit st.ts}
-
-let cb = {
- F.open_table = open_table; F.close_table = close_table;
- F.open_line = open_line; F.close_line = close_line;
- F.open_entry = open_entry; F.close_entry = close_entry;
- F.map_key = map_key;
-}
-
-let process t =
- let st = F.fold_table cb empty t in
- st.ts