doc: dev: Update documentation.

doc/dev/documentation.org

 # documentation.org -- Pamhyr developers documentation
-# Copyright (C) 2023  INRAE
+# Copyright (C) 2023-2024  INRAE
 #
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
@@ -538,44 +538,44 @@ generic value from optional parameters, for examples:
 #+NAME: window
 #+CAPTION: Example of Pamhyr2 window
 #+begin_src python :python python3 :results output :noweb yes
-    from View.Tools.PamhyrWindow import PamhyrWindow
-    from View.My.Translate import MyTranslate
-    from View.My.Table import MyTableModel
-
-    class MyWindow(PamhyrWindow):
-        _pamhyr_ui = "MyUI"
-        _pamhyr_name = "My window"
-
-        def __init__(self, my_data=None,
-                     study=None, config=None,
-                     parent=None):
-            self._my_data = my_data
-
-            super(MyWindow, self).__init__(
-                # Window title
-                title = self._pamhyr_name + " - " + study.name,
-                # Window standard data
-                study = study, config = config,
-                trad = MyTranslate(),
-                parent = parent,
-                # Activate undo/redo and copy/paste shortcut
-                options = ["undo", "copy"]
-            )
+  from View.Tools.PamhyrWindow import PamhyrWindow
+  from View.My.Translate import MyTranslate
+  from View.My.Table import MyTableModel
+
+  class MyWindow(PamhyrWindow):
+      _pamhyr_ui = "MyUI"
+      _pamhyr_name = "My window"
+
+      def __init__(self, study=None, config=None,
+                   my_data=None,
+                   parent=None):
+          self._my_data = my_data
+
+          super(MyWindow, self).__init__(
+              # Window title
+              title = self._pamhyr_name + " - " + study.name,
+              # Window standard data
+              study = study, config = config,
+              trad = MyTranslate(),
+              parent = parent,
+              # Activate undo/redo and copy/paste shortcut
+              options = ["undo", "copy"]
+          )
 
-            # Add custom data to hash window computation
-            self._hash_data.append(self._my_data)
+          # Add custom data to hash window computation
+          self._hash_data.append(self._my_data)
 
-            # Setup custom window components
-            self.setup_table()
-            self.setup_connections()
+          # Setup custom window components
+          self.setup_table()
+          self.setup_connections()
 
-        def setup_table(self):
-            # Init table(s)...
+      def setup_table(self):
+          # Init table(s)...
 
-        def setup_connections(self):
-            # Init action connection(s)...
+      def setup_connections(self):
+          # Init action connection(s)...
 
-        # ...
+      # ...
 #+end_src
 
 Typically we called method =setup_*=, the method to initialize some
@@ -661,11 +661,13 @@ creation, this stack is accessible at =self._undo_stack=.
 
 *** Plot
 
-To define a new plot you can create a class who inherit to APlot. The
-creator need threee argument:
+To define a new plot you can create a class who inherit to
+PamhyrPlot. The creator need at leaste five argument:
  - A =canvas= of type =MplCanvas=
+ - A (optional) =trad= of type =PamhyrTranslate=
  - A =data= used in =draw= and =update= to create and update the plot
  - A optional =toolbar= of type =PamhyrToolbar=
+ - A =parent= window
 This class must implement two method =draw= and =update=, the first
 method to draw the plot from scratch, the second to update the plot if
 data has changed.
@@ -673,19 +675,36 @@ data has changed.
 #+begin_src python :python python3 :results output :noweb yes
   from View.Tools.PamhyrPlot import PamhyrPlot
 
-  class MyPlot(APlot):
-      def __init__(self, canvas=None, data=None, toolbar=None):
+  class MyPlot(PamhyrPlot):
+      def __init__(self, canvas=None, trad=None, toolbar=None
+                   data=None, parent=None):
           super(MyPlot, self).__init__(
               canvas=canvas,
+              trad=trad,
               data=data,
-              toolbar=toolbar
+              toolbar=toolbar,
+              parent=parent
           )
 
+        self.label_x = self._trad["x"]
+        self.label_y = self._trad["y"]
+
+        # Optional configuration
+        self._isometric_axis = False
+
+        self._auto_relim_update = True
+        self._autoscale_update = True
+
       def draw(self):
           # Draw function code...
 
-      def update(self, ind = None):
+      def update(self):
           # Update function code...
+
+      def clear(self):
+          # Clear plot values...
+
+      # ...
 #+end_src
 
 ** Solver
@@ -745,7 +764,7 @@ execute a code on distant computer, for example, over ssh.
                   style=dashed;
                   subgraph cluster021 {
                       label="Solver Classes";
-                      classSolverM7[label="Mage7", fillcolor=6];
+                      //classSolverM7[label="Mage7", fillcolor=6];
                       classSolverM8[label="Mage8", fillcolor=6];
                       classSolverR[label="RubarBE", fillcolor=6];
                   }
@@ -828,7 +847,7 @@ solver and get results:
  - (2.1) The solver read the input file(s)
  - (2.2) The solver compute results and write it to solver output
    file(s)
- - (3) Pamhyr2 create a Reuslts
+ - (3) Pamhyr2 create a =Results= object
  - (3.1) The Pamhyr2 solver class read solver output file(s) and
    complete Results with readed data
 
@@ -958,8 +977,16 @@ different methods:
 
 ** Unit tests
 
-The unit tests is actually not implemented in Pamhyr2, it is a *work
-in progress*.
+A very small part of Pamhyr2 has unit test. This part is limited to the Model.
+
+#+begin_src shell
+  python3 -m venv test
+  . test test/bin/activate
+  pip3 install -U -r ./full-requirements.txt
+
+  cd src/
+  python3 -Walways -m unittest discovert -v -t .
+#+end_src
 
 ** The debug mode
 
@@ -970,14 +997,14 @@ line:
 ./Pamhyr2 debug
 #+end_src
 
-This mode add some log and add two action in main window menu:
-"About/Debug" open a window with Python Repl in current Python
-environement, and "About/Debug SQLite" who open the application
+This mode add some log and add two action in main window menu: "About
+> Debug" open a window with Python Repl in current Python
+environement, and "About > Debug SQLite" who open the application
 SQLiteBrowser (if installed) on current Study to explore the study
 data base file.
 
 #+NAME: debug-repl
-#+ATTR_LATEX: :width 12cm
+#+ATTR_LATEX: :width 14cm
 #+CAPTION: Pamhyr2 debug Python REPL
 [[./images/python-debug-repl.png]]