Added support for saving and loading the alphabet associated with a model

src/gridview.cpp

@@ -175,6 +175,7 @@ void GridGraphicsView::mousePressEvent(QMouseEvent *event)
 
     if (QGuiApplication::keyboardModifiers() == Qt::NoModifier && event->button() == Qt::LeftButton)
     {
+        m_gridview.push_history();
         m_gridview.click_on(coord);
         m_gridview.update_gridview();
     }
@@ -191,7 +192,6 @@ void GridGraphicsView::mousePressEvent(QMouseEvent *event)
 
 void GridGraphicsView::mouseMoveEvent(QMouseEvent *event)
 {
-
     QPointF item_pos = mapToScene(event->pos());
     if (!sceneRect().contains(item_pos) || !sceneRect().contains(mapToScene(m_last_mouse_pos)))
         return;
@@ -330,6 +330,8 @@ void GridView::set_alphabet(const Alphabet &alph)
         m_undo_history.popGrid();
 
     m_alph = alph;
+    // Default to using the first non-null state as the current pen
+    set_current_pen(1);
 }
 
 const Alphabet &GridView::alphabet() const
@@ -339,6 +341,7 @@ const Alphabet &GridView::alphabet() const
 
 void GridView::set_current_pen(unsigned state)
 {
+    state %= m_alph.taille();
     m_pen = state;
 }
 
@@ -423,6 +426,7 @@ void GridView::undo()
     {
         load_grid(m_undo_history.popGrid());
     }
+    update_gridview();
 }
 
 void GridView::load_grid(const Grid &grid)

src/interface.cpp

@@ -327,10 +327,39 @@ void MainWindow::disable_rule_customization()
 void MainWindow::load_model(const QJsonObject &obj)
 {
     ui->rule_name->setText(obj.value("title").toString());
-    // TODO : load alphabet
+
     ui->transition_list->setCurrentText(obj.value("transition_name").toString());
     ui->neighborhood_list->setCurrentText(obj.value("neighborhood_name").toString());
 
+    bool alpha_initialise = false;
+    Alphabet alpha;
+    if (obj.value("alphabet").isArray())
+    {
+        for (auto entry : obj.value("alphabet").toArray())
+        {
+            if (!entry.isObject())
+                continue;
+
+            auto entry_obj = entry.toObject();
+            std::string name = entry_obj.value("name").toString().toStdString();
+
+            if (!entry_obj.value("color").isArray())
+                continue;
+
+            auto color_array = entry_obj.value("color").toArray();
+            stateColor color(color_array[0].toInt(), color_array[1].toInt(), color_array[2].toInt());
+
+            // Initialisation avec le premier élement
+            if (!alpha_initialise)
+            {
+                alpha = Alphabet(state(color, name));
+                alpha_initialise = true;
+            }
+            else
+                alpha.newEtat(state(color, name));
+        }
+    }
+
     update_transition_settings();
     update_neighborhood_settings();
     disable_rule_customization();
@@ -353,10 +382,12 @@ void MainWindow::load_model(const QJsonObject &obj)
             prop->accept(visit);
     }
 
+    ui->grid_view->set_alphabet(alpha);
+
     // On transfère la propriété de ces pointeurs vers Simulation, qui en est désormais propriétaire pour l'exécution de l'automate
     simulation.setNeighborhoodRule(m_neighborhood_rule);
     simulation.setTransitionRule(m_transition_rule);
-    simulation.setAlphabet(ui->grid_view->alphabet());
+    simulation.setAlphabet(alpha);
 }
 
 void MainWindow::save_model()
@@ -387,8 +418,19 @@ void MainWindow::save_model()
     root["neighborhood_name"] = ui->neighborhood_list->currentText();
     root["neighborhood_data"] = neighborhood_saver.save();
 
-    // TODO : sauvegarder l'alphabet quand on pourra y accéder avec Simulation
     QJsonArray alphabet;
+    for (unsigned i = 0; i < simulation.getAlphabet().taille(); ++i)
+    {
+        auto state = simulation.getAlphabet().getState(i);
+        QJsonArray color;
+        QJsonObject entry;
+        entry["name"] = QString::fromStdString(state.getStateLabel());
+        color.push_back(state.getColor().getRed());
+        color.push_back(state.getColor().getGreen());
+        color.push_back(state.getColor().getBlue());
+        entry["color"] = color;
+        alphabet.push_back(entry);
+    }
 
     root["alphabet"] = alphabet;
 
@@ -448,12 +490,20 @@ void MainWindow::load_from_image()
 
 QJsonObject MainWindow::default_model() const
 {
-    QJsonObject obj;
-    obj["title"] = "Game of Life";
-    obj["transition_name"] = "Game of Life";
-    obj["transition_data"] = QJsonObject();
+    const char* json = R"(
+    {
+        "title" : "Game of Life",
+        "transition_name" : "Game of Life",
+        "transition_data" : {},
+        "alphabet" : [
+        {"name" : "Dead", "color" : [255, 255, 255]},
+        {"name" : "Alive", "color" : [0, 0, 255]}]
+    }
+)";
+
+    QJsonDocument doc = QJsonDocument::fromJson(QByteArray(json));
 
-    return obj;
+    return doc.object();
 }
 
 void MainWindow::on_saveRuleButton_clicked()