Fixes #28

app/src/main/java/gui/Main.java

@@ -2,15 +2,10 @@ package gui;
 
 import gui.constants.Fonts;
 import gui.constants.Images;
-import gui.constants.Symbols;
 import gui.menu.MainMenu;
 import gui.menu.StateMachine;
 import imgui.app.Application;
 import imgui.app.Configuration;
-import sudoku.io.SudokuPrinter;
-import sudoku.structure.Difficulty;
-import sudoku.structure.MultiDoku;
-import sudoku.structure.SudokuFactory;
 
 public class Main extends Application {
 
@@ -36,7 +31,7 @@ public class Main extends Application {
     @Override
     protected void preRun() {
         super.preRun();
-        Images.loadImages();
+        Images.reloadImages();
     }
 
     @Override
@@ -46,13 +41,6 @@ public class Main extends Application {
     }
 
     public static void main(String[] args) {
-        MultiDoku doku = SudokuFactory.createBasicPlusShapedMultidoku(3, 3, SudokuFactory.DEFAULT_CONSTRAINTS);
-        try {
-            SudokuFactory.fillDoku(doku, Difficulty.Easy);
-        } catch (Exception e) {
-            throw new RuntimeException();
-        }
-        SudokuPrinter.printMultiDoku(doku, 3, 3, Symbols.Numbers);
-        //launch(new Main());
+        launch(new Main());
     }
 }

app/src/main/java/gui/RenderableMultidoku.java

@@ -90,23 +90,29 @@ public class RenderableMultidoku {
 	}
 
 	private static Coordinate getMaxSudokuCoordinate(Map<Sudoku, Coordinate> sudokusOffset) {
-		int maxX = 0;
-		int maxY = 0;
-		Sudoku lastSudoku = null;
+		Coordinate maxCoordinate = null;
+		Sudoku maxSudoku = null;
+		float maxDistanceSquared = 0;
 		for (var entry : sudokusOffset.entrySet()) {
 			Coordinate coordinate = entry.getValue();
-			if (coordinate.getX() > maxX)
-			maxX = coordinate.getX();
-			if (coordinate.getY() > maxY)
-			maxY = coordinate.getY();
-			lastSudoku = entry.getKey();
+			float distanceSquared = coordinate.getX() * coordinate.getX() + coordinate.getY() * coordinate.getY();
+			if (maxCoordinate == null) {
+				maxCoordinate = coordinate;
+				maxDistanceSquared = distanceSquared;
+				maxSudoku = entry.getKey();
 			}
 
-		Coordinate maxCoordinate = new Coordinate(maxX, maxY);
-		// tous les sudokus sont censés faire la même taille
-		int sudokuSize = lastSudoku.getSize();
+			if (distanceSquared > maxDistanceSquared) {
+				maxDistanceSquared = distanceSquared;
+				maxSudoku = entry.getKey();
+				maxCoordinate = coordinate;
+			}
+		}
 
-		return new Coordinate(maxCoordinate.getX() + sudokuSize, maxCoordinate.getY() + sudokuSize);
+		int blockWidth = maxSudoku.getBlockWidth();
+		int blockHeight = maxSudoku.getSize() / blockWidth;
+
+		return new Coordinate(maxCoordinate.getX() + maxSudoku.getSize(), maxCoordinate.getY() + maxSudoku.getSize());
 	}
 
 	public static RenderableMultidoku fromMultidoku(MultiDoku doku) {

app/src/main/java/gui/constants/Images.java

@@ -32,8 +32,8 @@ public class Images {
 		return textureID;
 	}
 
-	public static void loadImages() {
-		BACKGROUND = loadTexture("background.png");
+	public static void reloadImages() {
+		BACKGROUND = loadTexture(Options.BackgroundPath);
 	}
 
 }

app/src/main/java/gui/constants/Options.java

@@ -4,5 +4,6 @@ public class Options {
 
 	public static Symbols Symboles = Symbols.Numbers;
 	public static float BackgroundSpeed = 1.0f;
+	public static String BackgroundPath = "background.png";
 
 }

app/src/main/java/gui/constants/SudokuType.java

@@ -14,14 +14,10 @@ public enum SudokuType {
 			(constraints, params) -> SudokuFactory.createBasicEmptyRectangleDoku(params[0], params[1], constraints)),
 	RandomBloc("Blocs aléatoires", 1,
 			(constraints, params) -> SudokuFactory.createBasicEmptyRandomBlockDoku(params[0], constraints)),
-	MultiDokuXSquare("Multidoku carré (X)", 1,
+	MultiDokuSquare("Multidoku carré (X)", 1,
 			(constraints, params) -> SudokuFactory.createBasicXShapedMultidoku(params[0], constraints)),
-	MultidokuXRectangle("Multidoku rectangle (X)", 2,
-			(constraints, params) -> SudokuFactory.createBasicXShapedMultidoku(params[0], params[1], constraints)),
-	MultiDokuPSquare("Multidoku carré (+)", 1,
-			(constraints, params) -> SudokuFactory.createBasicPlusShapedMultidoku(params[0], constraints)),
-	MultiDokuPRectangle("Multidoku rectangle (+)", 2,
-			(constraints, params) -> SudokuFactory.createBasicPlusShapedMultidoku(params[0], params[1], constraints));
+	MultidokuRectangle("Multidoku rectangle (X)", 2,
+			(constraints, params) -> SudokuFactory.createBasicXShapedMultidoku(params[0], params[1], constraints));
 
 	String displayName;
 	SudokuMaker maker;

app/src/main/java/gui/menu/ConnexionStatusView.java

@@ -14,12 +14,12 @@ public class ConnexionStatusView extends BaseView {
 
 	private String displayText = "Connecting ...";
 
-	public ConnexionStatusView(StateMachine stateMachine, String address, short port)
+	public ConnexionStatusView(StateMachine stateMachine, String pseudo, String address, short port)
 			throws UnknownHostException, IOException {
 		super(stateMachine);
 		Thread t = new Thread(() -> {
 			try {
-				this.client = new Client(address, port);
+				this.client = new Client(pseudo, address, port);
 				bindListeners();
 			} catch (IOException e) {
 				e.printStackTrace();
@@ -29,12 +29,13 @@ public class ConnexionStatusView extends BaseView {
 		t.start();
 	}
 
-	public ConnexionStatusView(StateMachine stateMachine, short port) throws UnknownHostException, IOException {
+	public ConnexionStatusView(StateMachine stateMachine, String pseudo, short port)
+			throws UnknownHostException, IOException {
 		super(stateMachine);
 		Thread t = new Thread(() -> {
 			try {
 				this.server = new Server(port);
-				this.client = new Client("localhost", port);
+				this.client = new Client(pseudo, "localhost", port);
 				bindListeners();
 			} catch (IOException e) {
 				e.printStackTrace();

app/src/main/java/gui/menu/MultiMenu.java

@@ -1,6 +1,7 @@
 package gui.menu;
 
 import java.io.IOException;
+import java.util.Random;
 
 import imgui.ImGui;
 import imgui.ImVec2;
@@ -11,6 +12,7 @@ public class MultiMenu extends BaseView {
 
 	private final ImInt port = new ImInt(25565);
 	private final ImString address = new ImString("localhost");
+	private final ImString pseudo = new ImString("Joueur" + new Random().nextInt());
 
 	public MultiMenu(StateMachine stateMachine) {
 		super(stateMachine);
@@ -22,9 +24,10 @@ public class MultiMenu extends BaseView {
 		ImGui.beginChild("##CreateGame", new ImVec2(displaySize.x / 2.0f, displaySize.y * 8.0f / 9.0f));
 		if (ImGui.inputInt("Port", port))
 			port.set(Math.clamp(port.get(), 1, 65535));
+		ImGui.inputText("Pseudo", pseudo);
 		if (ImGui.button("Créer")) {
 			try {
-				this.stateMachine.pushState(new ConnexionStatusView(stateMachine, (short) port.get()));
+				this.stateMachine.pushState(new ConnexionStatusView(stateMachine, pseudo.get(), (short) port.get()));
 			} catch (IOException e) {
 				e.printStackTrace();
 			}
@@ -38,6 +41,7 @@ public class MultiMenu extends BaseView {
 		ImGui.inputText("Adresse", address);
 		if (ImGui.inputInt("Port", port))
 			port.set(Math.clamp(port.get(), 1, 65535));
+		ImGui.inputText("Pseudo", pseudo);
 		if (ImGui.button("Rejoindre")) {
 			try {
 				this.stateMachine.pushState(new ConnexionStatusView(stateMachine, address.get(), (short) port.get()));

app/src/main/java/gui/menu/OptionsMenu.java

@@ -1,28 +1,56 @@
 package gui.menu;
 
+import gui.constants.Images;
 import gui.constants.Options;
 import gui.constants.Symbols;
 import imgui.ImGui;
+import imgui.extension.imguifiledialog.ImGuiFileDialog;
+import imgui.extension.imguifiledialog.flag.ImGuiFileDialogFlags;
 import imgui.type.ImInt;
 
 public class OptionsMenu extends BaseView {
 
 	private ImInt currentValue = new ImInt();
-	private float backgroundSpeed[] = new float[]{Options.BackgroundSpeed};
+	private float backgroundSpeed[] = new float[] { Options.BackgroundSpeed };
 
 	public OptionsMenu(StateMachine stateMachine) {
 		super(stateMachine);
 	}
 
+	private void renderImageSelectDialog() {
+		if (ImGuiFileDialog.display("browse-img", ImGuiFileDialogFlags.None)) {
+			if (ImGuiFileDialog.isOk()) {
+				var selection = ImGuiFileDialog.getSelection();
+				for (var entry : selection.entrySet()) {
+					try {
+						String filePath = entry.getValue();
+						Options.BackgroundPath = filePath;
+						Images.reloadImages();
+					} catch (Exception e) {
+						e.printStackTrace();
+					}
+				}
+			}
+			ImGuiFileDialog.close();
+		}
+	}
+
+	private void renderImageSelectButton() {
+		if (ImGui.button("Changer de fond d'écran"))
+			ImGuiFileDialog.openDialog("browse-img", "Choisissez un fichier", ".png,.jpg,.jpeg", ".");
+		renderImageSelectDialog();
+	}
+
 	@Override
 	public void render() {
 		ImGui.text("Options");
-		if(ImGui.combo("Jeu de symboles", currentValue, Symbols.getSymbolsNames())){
+		if (ImGui.combo("Jeu de symboles", currentValue, Symbols.getSymbolsNames())) {
 			Options.Symboles = Symbols.values()[currentValue.get()];
 		}
-		if(ImGui.sliderFloat("Vitesse d'animation de l'arrière plan", backgroundSpeed, 0.0f, 10.0f)){
+		if (ImGui.sliderFloat("Vitesse d'animation de l'arrière plan", backgroundSpeed, 0.0f, 10.0f)) {
 			Options.BackgroundSpeed = backgroundSpeed[0];
 		}
+		renderImageSelectButton();
 		renderReturnButton();
 	}
 

app/src/main/java/gui/menu/SudokuView.java

@@ -92,6 +92,7 @@ public class SudokuView extends BaseView {
 	}
 
 	private void startSolve(Solver solver) {
+		this.doku.clearMutableCells();
 		resolveThread = new Thread(() -> {
 			List<SolverStep> steps = new ArrayList<>();
 			try {
@@ -158,6 +159,8 @@ public class SudokuView extends BaseView {
 	private void renderClearButton() {
 		if (centeredButton("Effacer")) {
 			this.doku.clearMutableCells();
+			this.resolved = false;
+			this.unresolved = false;
 		}
 	}
 

app/src/main/java/network/client/Client.java

@@ -28,12 +28,10 @@ public class Client {
 
 	String disconnectReason = null;
 
-	public Client(String address, short port) throws UnknownHostException, IOException {
+	public Client(String pseudo, String address, short port) throws UnknownHostException, IOException {
 		this.clientConnection = new ClientConnexion(address, port, this);
 		this.game = new Game();
-		// temp
-		Random r = new Random();
-		login("Player" + r.nextInt());
+		login(pseudo);
 	}
 
 	public void login(String pseudo) {

app/src/main/java/sudoku/io/ConsoleInterface.java

@@ -227,7 +227,7 @@ public class ConsoleInterface {
                 saveMultiDoku(doku);
                 break;
             case "solution":
-                solve(doku);
+                solve(doku, listSymbols, width, height);
                 break;
             case "exit":
                 exit();
@@ -238,21 +238,52 @@ public class ConsoleInterface {
         }
     }
 
-    private void solve(MultiDoku doku){
-        System.out.println("Pick a solver to use : random ('random', default), human ('human') or mixed solver ('mixed').");
+    private void applyStep(SolverStep step) {
+        step.getCell().setSymbolIndex(step.getNewValue());
+    }
+
+    private boolean showStep(MultiDoku doku, List<String> listSymbols, int width, int height, SolverStep step) {
+        System.out.println("Here is the step : \n");
+        showMultidoku(doku, listSymbols, width, height);
+        applyStep(step);
+        System.out.println("\nTurns into :\n");
+        showMultidoku(doku, listSymbols, width, height);
+        System.out.println("Do you want to see the next step ? (y/n, default n)");
+        return reader.next().equals("y");
+    }
+
+    private void showSolveSteps(MultiDoku doku, List<String> listSymbols, int width, int height, List<SolverStep> steps) {
+        System.out.println("Would you like to see the steps of the solver ? (y/n, default n)");
+        doku.getStateManager().popState();
         switch (reader.next()) {
-            case "human":
-                new HumanSolver().solve(doku);
-                break;
-            case "mixed":
-                new MixedSolver().solve(doku);
+            case "y":
+                int stepCount = 0;
+                while(stepCount < steps.size() && showStep(doku, listSymbols, width, height, steps.get(stepCount))){stepCount++;}
                 break;
+        
             default:
-                new RandomSolver().solve(doku);
                 break;
         }
     }
 
+    private void solve(MultiDoku doku, List<String> listSymbols, int width, int height){
+        System.out.println("Pick a solver to use : random ('random', default), human ('human') or mixed solver ('mixed').");
+        List<SolverStep> steps = new ArrayList<>();
+        doku.getStateManager().pushState();
+        switch (reader.next()) {
+            case "human":
+                new HumanSolver().solve(doku, steps);
+                break;
+            case "mixed":
+                new MixedSolver().solve(doku, steps);
+                break;
+            default:
+                new RandomSolver().solve(doku, steps);
+                break;
+        }
+        showSolveSteps(doku, listSymbols, width, height, steps);
+    }
+
     private void play(MultiDoku doku, List<String> listSymbols, int width, int height) {
         int x, y;
         RenderableMultidoku rdoku = RenderableMultidoku.fromMultidoku(doku);

app/src/main/java/sudoku/solver/HumanSolver.java

@@ -2,13 +2,9 @@ package sudoku.solver;
 
 import java.util.List;
 import java.util.concurrent.CancellationException;
-import java.util.logging.Level;
 
-import gui.constants.Symbols;
-import sudoku.io.SudokuPrinter;
 import sudoku.structure.Cell;
 import sudoku.structure.MultiDoku;
-import sudoku.structure.Sudoku;
 
 public class HumanSolver implements Solver {
 
@@ -23,13 +19,6 @@ public class HumanSolver implements Solver {
 		if (Thread.interrupted())
 			throw new CancellationException("User wants to stop the solver");
 
-		Sudoku sudoku = doku.getSubGrid(0);
-		logger.log(Level.FINE,
-				'\n' + SudokuPrinter.toStringRectangleSudoku(sudoku,
-						sudoku.getBlockWidth() == 0 ? sudoku.getSize() : sudoku.getBlockWidth(),
-						sudoku.getBlockWidth() == 0 ? sudoku.getSize() : sudoku.getSize() / sudoku.getBlockWidth(),
-						Symbols.Numbers));
-
 		if (doku.isSolved()) {
 			return true;
 		}

app/src/main/java/sudoku/solver/MixedSolver.java

@@ -3,13 +3,9 @@ package sudoku.solver;
 import java.util.List;
 import java.util.Random;
 import java.util.concurrent.CancellationException;
-import java.util.logging.Level;
 
-import gui.constants.Symbols;
-import sudoku.io.SudokuPrinter;
 import sudoku.structure.Cell;
 import sudoku.structure.MultiDoku;
-import sudoku.structure.Sudoku;
 
 public class MixedSolver implements Solver {
 
@@ -28,14 +24,6 @@ public class MixedSolver implements Solver {
             throw new CancellationException("User wants to stop the solver");
         }
 
-        Sudoku sudoku = doku.getSubGrid(0);
-        logger.log(Level.FINE,
-                '\n' + SudokuPrinter.toStringRectangleSudoku(
-                        sudoku,
-                        sudoku.getBlockWidth() == 0 ? sudoku.getSize() : sudoku.getBlockWidth(),
-                        sudoku.getBlockWidth() == 0 ? sudoku.getSize() : sudoku.getSize() / sudoku.getBlockWidth(),
-                        Symbols.Numbers));
-
         if (doku.isSolved()) {
             return true;
         }

app/src/main/java/sudoku/solver/RandomSolver.java

@@ -3,13 +3,9 @@ package sudoku.solver;
 import java.util.List;
 import java.util.Random;
 import java.util.concurrent.CancellationException;
-import java.util.logging.Level;
 
-import gui.constants.Symbols;
-import sudoku.io.SudokuPrinter;
 import sudoku.structure.Cell;
 import sudoku.structure.MultiDoku;
-import sudoku.structure.Sudoku;
 
 public class RandomSolver implements Solver {
 
@@ -28,13 +24,6 @@ public class RandomSolver implements Solver {
         if (Thread.interrupted())
             throw new CancellationException("User wants to stop the solver");
 
-        Sudoku sudoku = doku.getSubGrid(0);
-        logger.log(Level.FINE,
-                '\n' + SudokuPrinter.toStringRectangleSudoku(sudoku,
-                        sudoku.getBlockWidth() == 0 ? sudoku.getSize() : sudoku.getBlockWidth(),
-                        sudoku.getBlockWidth() == 0 ? sudoku.getSize() : sudoku.getSize() / sudoku.getBlockWidth(),
-                        Symbols.Numbers));
-
         if (doku.isSolved()) {
             return true;
         }

app/src/main/java/sudoku/structure/SudokuFactory.java

@@ -234,7 +234,24 @@ public class SudokuFactory {
 	public static MultiDoku createBasicXShapedMultidoku(int size, List<IConstraint> constraints) {
 		assert (size > 1);
 
-		return createBasicXShapedMultidoku(size, size, constraints);
+		/*
+		 * 2 3
+		 *  1
+		 * 4 5
+		 */
+
+		Sudoku sudoku1 = createSquareSudoku(size, constraints);
+		Sudoku sudoku2 = createSquareSudoku(size, constraints);
+		Sudoku sudoku3 = createSquareSudoku(size, constraints);
+		Sudoku sudoku4 = createSquareSudoku(size, constraints);
+		Sudoku sudoku5 = createSquareSudoku(size, constraints);
+
+		linkRectangleSudokus(sudoku1, sudoku2, new Coordinate(1 - size, 1 - size));
+		linkRectangleSudokus(sudoku1, sudoku3, new Coordinate(size - 1, 1 - size));
+		linkRectangleSudokus(sudoku1, sudoku4, new Coordinate(1 - size, size - 1));
+		linkRectangleSudokus(sudoku1, sudoku5, new Coordinate(size - 1, size - 1));
+
+		return new MultiDoku(Arrays.asList(sudoku1, sudoku2, sudoku3, sudoku4, sudoku5));
 	}
 
 	/**
@@ -270,55 +287,6 @@ public class SudokuFactory {
 		return new MultiDoku(Arrays.asList(sudoku1, sudoku2, sudoku3, sudoku4, sudoku5));
 	}
 
-	/**
-	 * TODO
-	 * Créée un MultiDoku de Blocks carrés de taille size composé de cinq Sudokus,
-	 * dont un central qui partage chacun de ses Blockss d'angle avec un autre
-	 * Sudoku.
-	 *
-	 * @param size int, largeur des Blocks unitraires des Sudokus à crééer.
-	 * @return MultiDoku, MultiDoku de forme X.
-	 */
-	public static MultiDoku createBasicPlusShapedMultidoku(int size, List<IConstraint> constraints) {
-		assert (size > 1);
-
-		return createBasicPlusShapedMultidoku(size, size, constraints);
-	}
-
-	/**
-	 * TODO
-	 * Créée un MultiDoku de Blocks rectangulaires de forme width par height composé
-	 * de cinq Sudokus,
-	 * dont un central qui partage chacun de ses Blocks d'angle avec un autre
-	 * Sudoku.
-	 *
-	 * @param width  int, largeur des Blocks unitraires des Sudokus à crééer.
-	 * @param height int, hauteur des Blocks unitraires des Sudokus à crééer.
-	 * @return MultiDoku, MultiDoku de forme X.
-	 */
-	public static MultiDoku createBasicPlusShapedMultidoku(int width, int height, List<IConstraint> constraints) {
-		assert (width > 1 && height > 1);
-
-		/*
-		 *   3
-		 * 2 1 4
-		 *   5
-		 */
-
-		Sudoku sudoku1 = createRectangleSudoku(width, height, constraints);
-		Sudoku sudoku2 = createRectangleSudoku(width, height, constraints);
-		Sudoku sudoku3 = createRectangleSudoku(width, height, constraints);
-		Sudoku sudoku4 = createRectangleSudoku(width, height, constraints);
-		Sudoku sudoku5 = createRectangleSudoku(width, height, constraints);
-
-		linkRectangleSudokus(sudoku1, sudoku2, new Coordinate(1 - height, 0));
-		linkRectangleSudokus(sudoku1, sudoku3, new Coordinate(0, 1 - width));
-		linkRectangleSudokus(sudoku1, sudoku4, new Coordinate(height - 1, 0));
-		linkRectangleSudokus(sudoku1, sudoku5, new Coordinate(0, width - 1));
-
-		return new MultiDoku(Arrays.asList(sudoku1, sudoku2, sudoku3, sudoku4, sudoku5));
-	}
-
 	public static void fillDoku(MultiDoku doku, Difficulty difficulty) throws Exception {
 		Solver solver = new RandomSolver();
 		solver.solve(doku);
@@ -341,7 +309,8 @@ public class SudokuFactory {
 	public static MultiDoku createBasicEmptyRandomBlockDoku(int blockSize, List<IConstraint> constraints) {
 		int blockCellCount = blockSize * blockSize;
 		List<Cell> cells = initCells(blockCellCount);
-        List<Cell> homeLessCells = new ArrayList<>(cells);
+		List<Cell> homeLessCells = new ArrayList<>();
+		homeLessCells.addAll(cells);
 		List<Block> blocks = new ArrayList<>();
 		Random r = new Random();
 		for (int i = 0; i < blockCellCount; i++) {