X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=helm%2FDEVEL%2Flablgtkmathview%2Ftest%2Ftest.ml;h=ca9abd84bbab42645173c0b57e0a0347c5874fdf;hb=5a369548a2f04fb59b5cbb94526325aae9bf415a;hp=3e2edeed1b5ef1a05247d096329636154e64e427;hpb=dfb99fda45c1cd87a7c2fedcebb987f3220e0516;p=helm.git

diff --git a/helm/DEVEL/lablgtkmathview/test/test.ml b/helm/DEVEL/lablgtkmathview/test/test.ml
index 3e2edeed1..ca9abd84b 100644
--- a/helm/DEVEL/lablgtkmathview/test/test.ml
+++ b/helm/DEVEL/lablgtkmathview/test/test.ml
@@ -1,4 +1,5 @@
-(* Copyright (C) 2000, Luca Padovani <luca.padovani@cs.unibo.it>.
+(* Copyright (C) 2000-2003, Luca Padovani <luca.padovani@cs.unibo.it>,
+ *                          Claudio Sacerdoti Coen <sacerdot@cs.unibo.it>.
  *
  * This file is part of lablgtkmathview, the Ocaml binding
  * for the GtkMathView widget.
@@ -29,50 +30,98 @@
 (******************************************************************************)
 
 (* Callbacks *)
-let jump (node : Ominidom.o_mDOMNode) =
- let module O = Ominidom in
-  print_string ("jump: " ^
-   (match node#get_attribute (O.o_mDOMString_of_string "href") with
-    | Some x -> x#get_string
-    | None   -> "NO HREF FOR THIS NODE"
-   ) ^ "\n");
-  flush stdout
+let selection_changed mathview (element : Gdome.element option) =
+ print_endline ("selection_changed: " ^
+  (match element with
+      None -> "selection_changed on nothing"
+    | Some element -> element#get_tagName#to_string
+  )
+ ) ;
+ mathview#set_selection element;
+ flush stdout
 ;;
 
-let selection_changed mathview (node : Ominidom.o_mDOMNode option) =
- let module O = Ominidom in
-  print_string ("selection_changed: " ^
-   (match node with
-       None -> "selection_changed on nothing"
-     | Some node ->
-       match node#get_name with
-       | Some x -> x#get_string
-       | None   -> "on element without name"
-   ) ^ "\n");
-  mathview#set_selection node;
-  flush stdout
+let element_over mathview (element : Gdome.element option) _ =
+ print_endline ("element_over: " ^
+  (match element with
+      None -> "element_over on nothing"
+    | Some element -> element#get_tagName#to_string
+  )
+ ) ;
+ flush stdout
+;;
+
+let rec jump (element : Gdome.element) =
+ let module G = Gdome in
+  let attr = (element#getAttribute ~name:(G.domString "href"))#to_string in
+   if attr = "" then
+    match element#get_parentNode with
+       Some p ->
+        begin
+         try
+          jump (new Gdome.element_of_node p)
+         with
+          GdomeInit.DOMCastException _ ->
+           print_string "jump: NO HREF FOR THIS NODE\n" ;
+           flush stdout ;
+           false
+        end
+     | None -> assert false (* every element has a parent *)
+   else
+    begin
+     print_endline ("jump: " ^ attr) ;
+     flush stdout ;
+     true
+    end
 ;;
 
+let rec action mathview (element : Gdome.element) =
+ let module G = Gdome in
+  if element#get_tagName#to_string = "m:maction" then
+   let selection =
+    if element#hasAttribute ~name:(G.domString "selection") then
+     int_of_string (element#getAttribute ~name:(G.domString "selection"))#to_string
+    else
+     1
+   in
+    mathview#freeze ;
+    (* the widget will cast the index back into a reasonable range *)
+    element#setAttribute ~name:(G.domString "selection") ~value:(G.domString (string_of_int (selection + 1))) ;
+    mathview#thaw ;
+    true
+  else
+   match element#get_parentNode with
+      Some p ->
+       begin
+        try
+	 action mathview (new Gdome.element_of_node p)
+	with
+	 GdomeInit.DOMCastException _ ->
+	  print_string "action: NO MACTION FOUND\n" ;
+	  flush stdout ;
+	  false
+       end
+     | None -> assert false (* every element has a parent *)
 
-let clicked (node : Ominidom.o_mDOMNode) =
- let module O = Ominidom in
-  print_string ("clicked: " ^
-   (match node#get_name with
-    | Some x -> x#get_string
-    | None   -> "no name"
-   ) ^ "\n");
-  flush stdout
+let click mathview (element : Gdome.element option) _ =
+ let module G = Gdome in
+  match element with
+     None -> print_string "CLICKED ON NOTHING\n" ; flush stdout
+   | Some element ->
+      if not (jump element) then
+      if not (mathview#action_toggle element) then
+       ()
 ;;
 
 
 let activate_t1 mathview () =
- mathview#set_font_manager_type `font_manager_t1;
+ mathview#set_font_manager_type ~fm_type:`font_manager_t1;
  print_string "WIDGET SET WITH T1 FONTS\n" ;
  flush stdout
 ;;
 
 let activate_gtk mathview () =
- mathview#set_font_manager_type `font_manager_gtk;
+ mathview#set_font_manager_type ~fm_type:`font_manager_gtk ;
  print_string "WIDGET SET WITH GTK FONTS\n" ;
  flush stdout
 ;;
@@ -88,48 +137,79 @@ let get_font_manager_type mathview () =
  flush stdout
 ;;
 
-let load mathview () =
- mathview#load "test.xml" ;
+let get_transparency mathview () =
+ print_string ("CURRENT TRANSPARENCY: " ^
+  (if mathview#get_transparency then "ON" else "OFF") ^ "\n") ;
+ flush stdout
+;;
+
+let set_transparency mathview () =
+ mathview#set_transparency (not mathview#get_transparency) ;
+ print_string "TRANSPARENCY CHANGED\n" ;
+ flush stdout
+;;
+
+
+let load_uri mathview () =
+ mathview#load_uri ~filename:"test.xml" ;
  print_string "load: SEEMS TO WORK\n" ;
  flush stdout
 ;;
 
-let get_selection mathview () =
- let module O = Ominidom in
-  let selection =
-    match mathview#get_selection with
-    | Some node ->
-      begin
-        match node#get_name with
-	| Some name -> name#get_string
-	| None      -> "element with no name!"
-      end
-    | None      -> "no selection!"
-  in
-   print_string ("get_selection: " ^ selection ^ "\n") ;
-   flush stdout
-;;
-
-let set_selection mathview () =
- let module O = Ominidom in
-  begin
-    match mathview#get_selection with
-    | Some node -> 
-      begin
-        try 
-          let parent_node = node#get_parent in
-          mathview#set_selection (Some parent_node);
-          print_string "set selection: SEEMS TO WORK\n"
-	with
-	  _ -> print_string "EXCEPTION: no parent\n"
-      end
-    | None ->
-      mathview#set_selection None;
-      print_string "no selection\n"
-  end ;
+let load_doc mathview () =
+ mathview#load_doc ~dom:((Gdome.domImplementation ())#createDocumentFromURI ~uri:"test.xml" ()) ;
+ print_string "load from DOM: SEEMS TO WORK\n" ;
+ flush stdout
+;;
+
+let test_get_selection mathview () =
+ let selection =
+   match mathview#get_selection with
+      Some element -> element#get_tagName#to_string
+    | None -> "no selection!"
+ in
+  print_string ("get_selection: " ^ selection ^ "\n") ;
   flush stdout
 ;;
 
+let test_set_selection mathview () =
+ begin
+   match mathview#get_selection with
+      Some element -> 
+       begin
+        match element#get_parentNode with
+           Some p ->
+            begin
+             try
+              mathview#set_selection (Some (new Gdome.element_of_node p));
+              print_string "set selection: SEEMS TO WORK\n"
+             with
+              GdomeInit.DOMCastException _ ->
+               print_string "EXCEPTION: no parent\n"
+            end
+         | None -> assert false (* every element has a parent *)
+       end
+    | None ->
+       mathview#set_selection None;
+       print_string "no selection\n"
+ end ;
+ flush stdout
+;;
+
+let test_add_selection (mathview : GMathViewAux.multi_selection_math_view) () =
+ match mathview#get_selection with
+    Some e -> mathview#add_selection e
+  | None ->
+     begin
+      print_string "no selection to add\n" ;
+      flush stdout
+     end
+;;
+
+let test_reset_selections (mathview : GMathViewAux.multi_selection_math_view) () =
+ mathview#set_selection None ;
+ mathview#remove_selections
+
 let unload mathview () =
  mathview#unload ;
  print_string "unload: SEEMS TO WORK\n" ;
@@ -221,6 +301,7 @@ let get_anti_aliasing mathview () =
  flush stdout
 ;;
  
+ (*
 let set_kerning mathview () =
  mathview#set_kerning true ;
  print_string "set_kerning: ON\n" ;
@@ -233,6 +314,7 @@ let get_kerning mathview () =
   "\n") ;
  flush stdout
 ;;
+*)
 
 let set_log_verbosity mathview () =
  mathview#set_log_verbosity 3 ;
@@ -247,23 +329,46 @@ let get_log_verbosity mathview () =
  flush stdout
 ;;
 
-let export_to_postscript (mathview : GMathView.math_view) () =
+let export_to_postscript (mathview : GMathViewAux.multi_selection_math_view) () =
  mathview#export_to_postscript ~filename:"test.ps" ();
  print_string "expor_to_postscript: SEEMS TO WORK (hint: look at test.ps)\n";
  flush stdout
 ;;
  
+let x_coord = ref 0
+;;
+
+let get_element_at mathview () =
+ begin
+  match mathview#get_element_at !x_coord 10 with
+     None -> print_string ("there is no element at " ^ (string_of_int !x_coord) ^ " 10\n")
+   | Some e -> print_string ("at " ^ (string_of_int !x_coord) ^ " 10 found element " ^ (e#get_nodeName#to_string) ^ "\n")
+ end ;
+ x_coord := !x_coord + 10 ;
+ flush stdout
+;;
+
+let get_drawing_area mathview () =
+ begin
+  let da = mathview#get_drawing_area in
+  print_string ("don't know what to do with the drawing area\n")
+ end ;
+ flush stdout
+;;
+
 (* Widget creation *)
 let main_window = GWindow.window ~title:"GtkMathView test" () in
 let vbox = GPack.vbox ~packing:main_window#add () in
 let sw = GBin.scrolled_window ~width:50 ~height:50 ~packing:vbox#pack () in
-let mathview= GMathView.math_view ~packing:sw#add ~width:50 ~height:50 () in
+let mathview= GMathViewAux.multi_selection_math_view ~packing:sw#add ~width:50 ~height:50 () in
 let table = GPack.table ~rows:6 ~columns:5 ~packing:vbox#pack () in
 let button_gtk=GButton.button ~label:"activate Gtk fonts" ~packing:(table#attach ~left:0 ~top:0) () in
 let button_load = GButton.button ~label:"load" ~packing:(table#attach ~left:1 ~top:0) () in
 let button_unload = GButton.button ~label:"unload" ~packing:(table#attach ~left:2 ~top:0) () in
 let button_get_selection = GButton.button ~label:"get_selection" ~packing:(table#attach ~left:3 ~top:0) () in
 let button_set_selection = GButton.button ~label:"set_selection" ~packing:(table#attach ~left:4 ~top:0) () in
+let button_add_selection = GButton.button ~label:"add_selection" ~packing:(table#attach ~left:3 ~top:3) () in
+let button_reset_selections = GButton.button ~label:"reset_selections" ~packing:(table#attach ~left:4 ~top:3) () in
 let button_get_width = GButton.button ~label:"get_width" ~packing:(table#attach ~left:0 ~top:1) () in
 let button_get_height = GButton.button ~label:"get_height" ~packing:(table#attach ~left:1 ~top:1) () in
 let button_get_top = GButton.button ~label:"get_top" ~packing:(table#attach ~left:2 ~top:1) () in
@@ -277,19 +382,24 @@ let button_set_font_size = GButton.button ~label:"set_font_size" ~packing:(table
 let button_get_font_size = GButton.button ~label:"get_font_size" ~packing:(table#attach ~left:0 ~top:3) () in
 let button_set_anti_aliasing = GButton.button ~label:"set_anti_aliasing" ~packing:(table#attach ~left:1 ~top:3) () in
 let button_get_anti_aliasing = GButton.button ~label:"get_anti_aliasing" ~packing:(table#attach ~left:2 ~top:3) () in
-let button_set_kerning = GButton.button ~label:"set_kerning" ~packing:(table#attach ~left:3 ~top:3) () in
-let button_get_kerning = GButton.button ~label:"get_kerning" ~packing:(table#attach ~left:4 ~top:3) () in
 let button_set_log_verbosity = GButton.button ~label:"set_log_verbosity" ~packing:(table#attach ~left:0 ~top:4) () in
 let button_get_log_verbosity = GButton.button ~label:"get_log_verbosity" ~packing:(table#attach ~left:1 ~top:4) () in
 let button_export_to_postscript = GButton.button ~label:"export_to_postscript" ~packing:(table#attach ~left:2 ~top:4) () in
 let button_t1 = GButton.button ~label:"activate T1 fonts" ~packing:(table#attach ~left:3 ~top:4) () in
 let button_get_font_manager_type = GButton.button ~label:"get_font_manager" ~packing:(table#attach ~left:4 ~top:4) () in
+let button_get_transparency = GButton.button ~label:"get_transparency" ~packing:(table#attach ~left:0 ~top:5) () in
+let button_set_transparency = GButton.button ~label:"set_transparency" ~packing:(table#attach ~left:1 ~top:5) () in
+let button_load_dom = GButton.button ~label:"load from DOM" ~packing:(table#attach ~left:2 ~top:5) () in
+let button_get_element_at = GButton.button ~label:"get_element_at" ~packing:(table#attach ~left:3 ~top:5) () in
+let button_get_drawing_area = GButton.button ~label:"get_drawing_area" ~packing:(table#attach ~left:4 ~top:5) () in
 (* Signals connection *)
 ignore(button_gtk#connect#clicked (activate_gtk mathview)) ;
-ignore(button_load#connect#clicked (load mathview)) ;
+ignore(button_load#connect#clicked (load_uri mathview)) ;
 ignore(button_unload#connect#clicked (unload mathview)) ;
-ignore(button_get_selection#connect#clicked (get_selection mathview)) ;
-ignore(button_set_selection#connect#clicked (set_selection mathview)) ;
+ignore(button_get_selection#connect#clicked (test_get_selection mathview)) ;
+ignore(button_set_selection#connect#clicked (test_set_selection mathview)) ;
+ignore(button_add_selection#connect#clicked (test_add_selection mathview)) ;
+ignore(button_reset_selections#connect#clicked (test_reset_selections mathview)) ;
 ignore(button_get_width#connect#clicked (get_width mathview)) ;
 ignore(button_get_height#connect#clicked (get_height mathview)) ;
 ignore(button_get_top#connect#clicked (get_top mathview)) ;
@@ -303,16 +413,19 @@ ignore(button_set_font_size#connect#clicked (set_font_size mathview)) ;
 ignore(button_get_font_size#connect#clicked (get_font_size mathview)) ;
 ignore(button_set_anti_aliasing#connect#clicked (set_anti_aliasing mathview)) ;
 ignore(button_get_anti_aliasing#connect#clicked (get_anti_aliasing mathview)) ;
-ignore(button_set_kerning#connect#clicked (set_kerning mathview)) ;
-ignore(button_get_kerning#connect#clicked (get_kerning mathview)) ;
 ignore(button_set_log_verbosity#connect#clicked (set_log_verbosity mathview)) ;
 ignore(button_get_log_verbosity#connect#clicked (get_log_verbosity mathview)) ;
 ignore(button_export_to_postscript#connect#clicked (export_to_postscript mathview)) ;
 ignore(button_t1#connect#clicked (activate_t1 mathview)) ;
 ignore(button_get_font_manager_type#connect#clicked (get_font_manager_type mathview)) ;
-ignore(mathview#connect#jump jump) ;
-ignore(mathview#connect#clicked clicked) ;
-ignore(mathview#connect#selection_changed (selection_changed mathview)) ;
+ignore(button_get_transparency#connect#clicked (get_transparency mathview)) ;
+ignore(button_set_transparency#connect#clicked (set_transparency mathview)) ;
+ignore(mathview#connect#click (click mathview)) ;
+ignore(mathview#connect#selection_changed (selection_changed mathview));
+ignore(mathview#connect#element_over (element_over mathview)) ;
+ignore(button_load_dom#connect#clicked (load_doc mathview)) ;
+ignore(button_get_element_at#connect#clicked (get_element_at mathview)) ;
+ignore(button_get_drawing_area#connect#clicked (get_drawing_area mathview)) ;
 (* Main Loop *)
 main_window#show () ;
 GMain.Main.main ()