more menus

.gitignore

@@ -8,3 +8,5 @@ build
 .idea
 
 output.puml
+
+imgui.ini

app/build.gradle

@@ -29,11 +29,13 @@ dependencies {
     implementation 'org.json:json:20250107'
 
     implementation 'com.fasterxml.jackson.core:jackson-databind:2.18.2'
+
+    implementation "io.github.spair:imgui-java-app:1.88.0"
 }
 
 application {
     // Define the main class for the application.
-    mainClass = 'sudoku.Main'
+    mainClass = 'gui.Main'
 }
 
 tasks.named('test') {

app/src/main/java/gui/ColorGenerator.java

@@ -0,0 +1,70 @@
+package gui;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class ColorGenerator {
+
+	public static class Color {
+		public float r, g, b;
+
+		public Color(float r, float g, float b) {
+			this.r = r;
+			this.g = g;
+			this.b = b;
+		}
+
+	}
+
+	public static List<Color> greatPalette(int colorCount) {
+		List<Color> colors = greatScheme(colorCount);
+		List<Color> newOrder = new ArrayList<>();
+		int newIndex = 0;
+		while (!colors.isEmpty()) {
+			int randomIndex = newIndex % colors.size();
+			newOrder.add(colors.get(randomIndex));
+			colors.remove(randomIndex);
+			newIndex += Math.sqrt(colorCount) + 1;
+		}
+		return newOrder;
+	}
+
+	public static List<Color> greatScheme(int colorCount) {
+		List<Color> colors = new ArrayList<>();
+		for (int i = 0; i < colorCount; i++) {
+			colors.add(hslToRgb((float) (i) / (float) colorCount, 0.9f, 0.4f));
+		}
+		return colors;
+	}
+
+	public static Color hslToRgb(float h, float s, float l){
+		float r, g, b;
+	
+		if (s == 0f) {
+			r = g = b = l; // achromatic
+		} else {
+			float q = l < 0.5f ? l * (1 + s) : l + s - l * s;
+			float p = 2 * l - q;
+			r = hueToRgb(p, q, h + 1f/3f);
+			g = hueToRgb(p, q, h);
+			b = hueToRgb(p, q, h - 1f/3f);
+		}
+		return new Color(r, g, b);
+	}
+
+	/** Helper method that converts hue to rgb */
+	public static float hueToRgb(float p, float q, float t) {
+		if (t < 0f)
+			t += 1f;
+		if (t > 1f)
+			t -= 1f;
+		if (t < 1f / 6f)
+			return p + (q - p) * 6f * t;
+		if (t < 1f / 2f)
+			return q;
+		if (t < 2f / 3f)
+			return p + (q - p) * (2f / 3f - t) * 6f;
+		return p;
+	}
+
+}

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

@@ -0,0 +1,34 @@
+package gui;
+
+import gui.menu.MainMenu;
+import gui.menu.StateMachine;
+import imgui.ImGui;
+import imgui.app.Application;
+import imgui.app.Configuration;
+
+public class Main extends Application {
+
+    private final StateMachine stateMachine = new StateMachine();
+
+    @Override
+    protected void configure(Configuration config) {
+        config.setTitle("Let's play sudoku!");
+    }
+
+    @Override
+    protected void initImGui(Configuration config) {
+        super.initImGui(config);
+        ImGui.getIO().getFonts().addFontFromFileTTF("comic.ttf", 50.0f);
+        stateMachine.pushState(new MainMenu(stateMachine));
+    }
+
+    @Override
+    public void process() {
+        stateMachine.render();
+        // ImGui.showDemoWindow();
+    }
+
+    public static void main(String[] args) {
+        launch(new Main());
+    }
+}

app/src/main/java/gui/SudokuRenderer.java

@@ -0,0 +1,79 @@
+package gui;
+
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+
+import gui.ColorGenerator.Color;
+import imgui.ImGui;
+import imgui.ImVec2;
+import imgui.ImVec4;
+import imgui.flag.ImGuiCol;
+import imgui.flag.ImGuiStyleVar;
+import sudoku.Block;
+import sudoku.Cell;
+import sudoku.Sudoku;
+
+public class SudokuRenderer {
+
+	private final Sudoku sudoku;
+	private int currentIndex = -1;
+	private final Map<Block, Color> colorPalette;
+
+	public SudokuRenderer(Sudoku sudoku) {
+		this.sudoku = sudoku;
+		this.colorPalette = new HashMap<>();
+		initColors();
+	}
+
+	private void initColors() {
+		List<Color> colors = ColorGenerator.greatPalette(sudoku.getSize());
+		int index = 0;
+		for (Block block : sudoku.getBlocks()) {
+			colorPalette.put(block, colors.get(index));
+			index++;
+		}
+	}
+
+	private void renderPopup() {
+		if (ImGui.beginPopup("editPopup")) {
+			for (int i = 1; i < sudoku.getSize() + 1; i++) {
+				if (i % (int) (Math.sqrt(sudoku.getSize())) != 1)
+					ImGui.sameLine();
+				if (ImGui.button(Integer.toString(i), new ImVec2(50, 50))) {
+					this.sudoku.setCellSymbol(currentIndex % sudoku.getSize(), currentIndex / sudoku.getSize(), i - 1);
+					ImGui.closeCurrentPopup();
+				}
+			}
+			ImGui.endPopup();
+		}
+	}
+
+	public void render() {
+		ImGui.begin("Sudoku Window");
+		for (int y = 0; y < sudoku.getSize(); y++) {
+			for (int x = 0; x < sudoku.getSize(); x++) {
+				if (x > 0)
+					ImGui.sameLine();
+				int index = y * sudoku.getSize() + x;
+				Cell cell = sudoku.getCell(x, y);
+				int symbol = cell.getSymbolIndex();
+				Color blockColor = colorPalette.get(cell.getBlock());
+				ImGui.pushStyleVar(ImGuiStyleVar.SelectableTextAlign, new ImVec2(0.5f, 0.5f));
+				ImGui.pushStyleColor(ImGuiCol.Header, new ImVec4(blockColor.r, blockColor.g, blockColor.b, 1.0f));
+				String cellText = "";
+				if (symbol != -1)
+					cellText += Integer.toString(symbol + 1);
+				if (ImGui.selectable(cellText + "##" + index, true, 0, new ImVec2(50, 50))) {
+					ImGui.openPopup("editPopup");
+					currentIndex = index;
+				}
+				ImGui.popStyleVar();
+				ImGui.popStyleColor();
+			}
+		}
+		renderPopup();
+		ImGui.end();
+	}
+
+}

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

@@ -0,0 +1,25 @@
+package gui.menu;
+
+import imgui.ImGui;
+
+public abstract class BaseView {
+
+	protected final StateMachine stateMachine;
+
+	public BaseView(StateMachine stateMachine) {
+		this.stateMachine = stateMachine;
+	}
+
+	public abstract void render();
+
+	public void closeMenu() {
+		this.stateMachine.popState();
+	}
+
+	protected void renderReturnButton() {
+		if (ImGui.button("Retour")) {
+			closeMenu();
+		}
+	}
+
+}

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

@@ -0,0 +1,17 @@
+package gui.menu;
+
+import imgui.ImGui;
+
+public class CreateGameMenu extends BaseView {
+
+	public CreateGameMenu(StateMachine stateMachine) {
+		super(stateMachine);
+	}
+
+	@Override
+	public void render() {
+		ImGui.text("Créer");
+		renderReturnButton();
+	}
+
+}

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

@@ -0,0 +1,17 @@
+package gui.menu;
+
+import imgui.ImGui;
+
+public class JoinGameMenu extends BaseView {
+
+	public JoinGameMenu(StateMachine stateMachine) {
+		super(stateMachine);
+	}
+
+	@Override
+	public void render() {
+		ImGui.text("Rejoindre");
+		renderReturnButton();
+	}
+
+}

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

@@ -0,0 +1,37 @@
+package gui.menu;
+
+import imgui.ImGui;
+import imgui.ImVec2;
+
+public class MainMenu extends BaseView {
+
+	public MainMenu(StateMachine stateMachine) {
+		super(stateMachine);
+	}
+
+	@Override
+	public void render() {
+		var displaySize = ImGui.getIO().getDisplaySize();
+		ImVec2 buttonSize = new ImVec2(500, 150);
+		int paddingHeight = 20;
+
+		float centerX = displaySize.x / 2.0f - buttonSize.x / 2.0f;
+		float centerY = displaySize.y / 2.0f - buttonSize.y / 2.0f;
+
+		ImGui.setCursorPos(centerX, centerY - buttonSize.y - paddingHeight);
+		if (ImGui.button("Mode histoire", buttonSize)) {
+			this.stateMachine.pushState(new SoloMenu(this.stateMachine));
+		}
+		
+		ImGui.setCursorPos(centerX, centerY);
+		if (ImGui.button("Multijoueur", buttonSize)) {
+			this.stateMachine.pushState(new MultiMenu(this.stateMachine));
+		}
+		
+		ImGui.setCursorPos(centerX, centerY + buttonSize.y + paddingHeight);
+		if (ImGui.button("Options", buttonSize)) {
+			this.stateMachine.pushState(new OptionsMenu(this.stateMachine));
+		}
+	}
+
+}

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

@@ -0,0 +1,56 @@
+package gui.menu;
+
+import imgui.ImGui;
+import imgui.ImVec2;
+import imgui.type.ImInt;
+import imgui.type.ImString;
+
+public class MultiMenu extends BaseView {
+
+	private final ImInt port = new ImInt(25565);
+	private final ImString address = new ImString("localhost");
+
+	public MultiMenu(StateMachine stateMachine) {
+		super(stateMachine);
+	}
+
+	private void renderCreate() {
+		ImVec2 displaySize = ImGui.getIO().getDisplaySize();
+		ImGui.beginChild("##CreateGame", new ImVec2(displaySize.x / 2.0f, displaySize.y * 8.0f / 9.0f));
+		ImGui.inputInt("Port", port);
+		if (ImGui.button("Créer")) {
+			// TODO: create game
+		}
+		ImGui.endChild();
+	}
+
+	private void renderJoin() {
+		ImVec2 displaySize = ImGui.getIO().getDisplaySize();
+		ImGui.beginChild("##JoinGame", new ImVec2(displaySize.x / 2.0f, displaySize.y * 8.0f / 9.0f));
+		ImGui.inputText("Adresse", address);
+		ImGui.inputInt("Port", port);
+		if (ImGui.button("Rejoindre")) {
+			// TODO: join game
+		}
+		ImGui.endChild();
+	}
+
+	@Override
+	public void render() {
+
+		renderCreate();
+		ImGui.sameLine();
+		renderJoin();
+
+		ImVec2 displaySize = ImGui.getIO().getDisplaySize();
+		ImVec2 buttonSize = new ImVec2(500, 70.0f);
+
+		float centerX = displaySize.x / 2.0f - buttonSize.x / 2.0f;
+
+		ImGui.setCursorPosX(centerX);
+		if (ImGui.button("Retour", buttonSize)) {
+			closeMenu();
+		}
+	}
+
+}

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

@@ -0,0 +1,18 @@
+package gui.menu;
+
+import imgui.ImGui;
+
+public class OptionsMenu extends BaseView {
+
+	public OptionsMenu(StateMachine stateMachine) {
+		super(stateMachine);
+	}
+
+	@Override
+	public void render() {
+		// TODO Auto-generated method stub
+		ImGui.text("Options");
+		renderReturnButton();
+	}
+
+}

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

@@ -0,0 +1,47 @@
+package gui.menu;
+
+import imgui.ImGui;
+import imgui.type.ImInt;
+
+public class SoloMenu extends BaseView {
+
+	private final ImInt sudokuType = new ImInt(0);
+	private static final String[] sudokuTypes = { "Carré", "Rectangle" };
+	private static final int SQUARE = 0, RECTANGLE = 1;
+
+	private final ImInt sudokuSize = new ImInt(3);
+
+	private final ImInt sudokuWidth = new ImInt(3);
+	private final ImInt sudokuHeight = new ImInt(3);
+
+	public SoloMenu(StateMachine stateMachine) {
+		super(stateMachine);
+	}
+
+	@Override
+	public void render() {
+		ImGui.text("Solo");
+		ImGui.combo("Type de Sudoku", sudokuType, sudokuTypes);
+		switch (sudokuType.get()) {
+			case SQUARE:
+				ImGui.inputInt("Taille", sudokuSize);
+				if (ImGui.button("Résoudre un sudoku")) {
+					this.stateMachine.pushState(new SudokuView(stateMachine, sudokuSize.get(), sudokuSize.get()));
+				}
+				break;
+
+			case RECTANGLE:
+				ImGui.inputInt("Largeur", sudokuHeight);
+				ImGui.inputInt("Longueur", sudokuWidth);
+				if (ImGui.button("Résoudre un sudoku")) {
+					this.stateMachine.pushState(new SudokuView(stateMachine, sudokuWidth.get(), sudokuHeight.get()));
+				}
+				break;
+
+			default:
+				break;
+		}
+		renderReturnButton();
+	}
+
+}

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

@@ -0,0 +1,43 @@
+package gui.menu;
+
+import java.util.Stack;
+
+import imgui.ImGui;
+import imgui.ImVec2;
+import imgui.flag.ImGuiKey;
+import imgui.flag.ImGuiWindowFlags;
+
+public class StateMachine {
+
+	private final Stack<BaseView> menus;
+
+	public StateMachine() {
+		this.menus = new Stack<>();
+	}
+
+	public void pushState(BaseView menu) {
+		menus.add(menu);
+	}
+
+	public void popState() {
+		menus.pop();
+	}
+
+	private void checkEscape() {
+		if (ImGui.isKeyPressed(ImGuiKey.Escape) && menus.size() > 1) {
+			popState();
+		}
+	}
+
+	public void render() {
+		var displaySize = ImGui.getIO().getDisplaySize();
+		ImGui.setNextWindowPos(new ImVec2(0.0f, 0.0f));
+		ImGui.setNextWindowSize(displaySize);
+		ImGui.begin("##Main Window", null, ImGuiWindowFlags.NoDecoration | ImGuiWindowFlags.NoMove
+				| ImGuiWindowFlags.NoSavedSettings | ImGuiWindowFlags.NoBackground);
+		menus.getLast().render();
+		ImGui.end();
+		checkEscape();
+	}
+
+}

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

@@ -0,0 +1,87 @@
+package gui.menu;
+
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+
+import gui.ColorGenerator;
+import gui.ColorGenerator.Color;
+import imgui.ImGui;
+import imgui.ImVec2;
+import imgui.ImVec4;
+import imgui.flag.ImGuiCol;
+import imgui.flag.ImGuiStyleVar;
+import sudoku.Block;
+import sudoku.Cell;
+import sudoku.MultiDoku;
+import sudoku.Sudoku;
+import sudoku.SudokuFactory;
+
+public class SudokuView extends BaseView {
+
+	private final Sudoku sudoku;
+	private int currentIndex = -1;
+	private final Map<Block, Color> colorPalette;
+
+	public SudokuView(StateMachine stateMachine, int width, int height) {
+		super(stateMachine);
+		MultiDoku doku = SudokuFactory.createBasicEmptyRectangleSudoku(width, height);
+		this.sudoku = doku.getSubGrid(0);
+		this.colorPalette = new HashMap<>();
+		initColors();
+	}
+
+	private void initColors() {
+		List<Color> colors = ColorGenerator.greatPalette(sudoku.getSize());
+		int index = 0;
+		for (Block block : sudoku.getBlocks()) {
+			colorPalette.put(block, colors.get(index));
+			index++;
+		}
+	}
+
+	private void renderPopup() {
+		if (ImGui.beginPopup("editPopup")) {
+			for (int i = 1; i < sudoku.getSize() + 1; i++) {
+				if (i % (int) (Math.sqrt(sudoku.getSize())) != 1)
+					ImGui.sameLine();
+				if (ImGui.button(Integer.toString(i), new ImVec2(50, 50))) {
+					this.sudoku.setCellSymbol(currentIndex % sudoku.getSize(), currentIndex / sudoku.getSize(), i - 1);
+					ImGui.closeCurrentPopup();
+				}
+			}
+			ImGui.endPopup();
+		}
+	}
+
+	@Override
+	public void render() {
+		for (int y = 0; y < sudoku.getSize(); y++) {
+			for (int x = 0; x < sudoku.getSize(); x++) {
+				if (x > 0)
+					ImGui.sameLine();
+				int index = y * sudoku.getSize() + x;
+				Cell cell = sudoku.getCell(x, y);
+				int symbol = cell.getSymbolIndex();
+				Color blockColor = colorPalette.get(cell.getBlock());
+				ImGui.pushStyleVar(ImGuiStyleVar.SelectableTextAlign, new ImVec2(0.5f, 0.5f));
+				ImGui.pushStyleColor(ImGuiCol.Header, new ImVec4(blockColor.r, blockColor.g, blockColor.b, 1.0f));
+				String cellText = "";
+				if (symbol != -1)
+					cellText += Integer.toString(symbol + 1);
+				if (ImGui.selectable(cellText + "##" + index, true, 0, new ImVec2(50, 50))) {
+					ImGui.openPopup("editPopup");
+					currentIndex = index;
+				}
+				ImGui.popStyleVar();
+				ImGui.popStyleColor();
+			}
+		}
+		renderPopup();
+		if (ImGui.button("Résoudre")) {
+			// TODO: solve
+		}
+		renderReturnButton();
+	}
+
+}

app/src/main/java/sudoku/Main.java

@@ -3,17 +3,9 @@
  */
 package sudoku;
 
-import sudoku.constraint.BlockConstraint;
-import sudoku.constraint.ColumnConstraint;
-import sudoku.constraint.IConstraint;
-import sudoku.constraint.LineConstraint;
-import sudoku.io.SudokuPrinter;
-import sudoku.io.SudokuSerializer;
-import sudoku.solver.Solver;
-
-import java.util.ArrayList;
 import java.util.Arrays;
-import java.util.List;
+
+import sudoku.io.SudokuPrinter;
 
 public class Main {
     public String getGreeting() {

app/src/main/java/sudoku/Sudoku.java

@@ -54,16 +54,15 @@ public class Sudoku {
 			return false;
 		}
 		for (int i = 0; i < values.size(); i++) {
-			int x = i%this.blocks.size();
-			int y = (i-x)/this.blocks.size();
+			int x = i % this.blocks.size();
+			int y = (i - x) / this.blocks.size();
 			int value = values.get(i);
 			if (!this.setCellSymbol(x, y, value)) {
 				return false;
 			}
 		}
 		return true;
-		}
-
+	}
 
 	public Cell getCell(int x, int y) {
 		int index = y * getSize() + x;
@@ -83,6 +82,12 @@ public class Sudoku {
 		return this.blocks.size();
 	}
 
+	public boolean isValid(List<IConstraint> constraints) {
+		// not implemented
+		// for eachcase check contraintes
+		return false;
+	}
+
 	public List<Cell> getCells() {
 		return this.cells;
 	}
@@ -149,6 +154,7 @@ public class Sudoku {
 		}
 	}
 
+	@Override
 	public String toString() {
 		StringBuilder sb = new StringBuilder();
 		sb.append("Sudoku {");

app/src/main/java/sudoku/constraint/ColumnConstraint.java

@@ -7,7 +7,7 @@ public class ColumnConstraint implements IConstraint {
 	@Override
 	public boolean canBePlaced(final Sudoku s, int x, int y, int newSymbolIndex) {
 		for (int i = 0; i < s.getSize(); i++) {
-			if (s.getCell(x, newSymbolIndex).getSymbolIndex() == newSymbolIndex)
+			if (s.getCell(x, i).getSymbolIndex() == newSymbolIndex)
 				return false;
 		}
 		return true;

app/src/main/java/sudoku/constraint/LineConstraint.java

@@ -7,7 +7,7 @@ public class LineConstraint implements IConstraint {
 	@Override
 	public boolean canBePlaced(final Sudoku s, int x, int y, int newSymbolIndex) {
 		for (int i = 0; i < s.getSize(); i++) {
-			if (s.getCell(newSymbolIndex, y).getSymbolIndex() == newSymbolIndex)
+			if (s.getCell(i, y).getSymbolIndex() == newSymbolIndex)
 				return false;
 		}
 		return true;