Merge pull request 'bamba chameau' (#1) from david into master

Reviewed-on: #1

HangmanGUI.java

@@ -0,0 +1,263 @@
+import javax.swing.*;
+import java.awt.*;
+import java.awt.event.*;
+import java.util.*;
+
+/**
+ * Hangman game GUI.
+ * Variables/methods and comments in English.
+ * User-facing texts remain in French.
+ */
+public class HangmanGUI extends JFrame {
+    private final String[] words = {
+        "ordinateur","voiture","maison","soleil","lumiere",
+        "fromage","chocolat","montagne","riviere","plage",
+        "oiseau","papillon","musique","chateau","livre",
+        "telephone","aventure","mystere","foret","fleur",
+        "chapeau","nuage","horloge","chaise","fenetre",
+        "paysage","bouteille","parapluie","clavier","souris",
+        "brouillard","village","histoire","cerise","pomme",
+        "banane","poisson","arbre","cascade","cheval"
+    };
+
+    private String secretWord;
+    private final Set<Character> found = new HashSet<>();
+    private final Set<Character> tried = new HashSet<>();
+    private int errors = 0;
+    private static final int MAX_ERRORS = 8; // 8 steps: base, post, beam, rope, head, body, arms, legs
+    private boolean gameOver = false;        // indicates if the game is finished
+
+    private final JLabel wordLbl = new JLabel("", SwingConstants.CENTER);
+    private final JLabel triedLbl = new JLabel("", SwingConstants.CENTER);
+    private final JLabel infoLbl  = new JLabel("Entrez une lettre (a-z)", SwingConstants.CENTER);
+    private final JTextField input = new JTextField();
+    private final JButton guessBtn = new JButton("Proposer");
+    private final HangPanel hangPanel = new HangPanel();
+
+    /** Drawing panel for the hangman, progressive according to error count. */
+    private static class HangPanel extends JPanel {
+        private int errors = 0;
+
+        public void setErrors(int e) {
+            this.errors = Math.max(0, Math.min(e, MAX_ERRORS));
+            repaint();
+        }
+
+        @Override
+        protected void paintComponent(Graphics g) {
+            super.paintComponent(g);
+            Graphics2D gg = (Graphics2D) g;
+            gg.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
+
+            int w = getWidth(), h = getHeight();
+            int baseY = h - 40; // ground level
+
+            if (errors >= 1) gg.drawLine(50, baseY, w - 50, baseY);
+
+            if (errors >= 2) gg.drawLine(100, baseY, 100, 60);
+
+            if (errors >= 3) gg.drawLine(100, 60, 220, 60);
+
+            if (errors >= 4) gg.drawLine(220, 60, 220, 90);
+
+            if (errors >= 5) gg.drawOval(200, 90, 40, 40);
+
+            if (errors >= 6) gg.drawLine(220, 130, 220, 200);
+
+            if (errors >= 7) {
+                gg.drawLine(220, 145, 190, 165); 
+                gg.drawLine(220, 145, 250, 165);
+            }
+
+            if (errors >= 8) {
+                gg.drawLine(220, 200, 200, 240); 
+                gg.drawLine(220, 200, 240, 240); 
+            }
+        }
+    }
+
+    /** Entry point: create and show the game window. */
+    public static void main(String[] args) {
+        SwingUtilities.invokeLater(() -> {
+            HangmanGUI app = new HangmanGUI();
+            app.setVisible(true);
+        });
+    }
+
+    /** Constructor: window setup, UI setup, and start the game. */
+    public HangmanGUI() {
+        super("Jeu du Pendu");
+        setDefaultCloseOperation(WindowConstants.EXIT_ON_CLOSE);
+        setSize(520, 520);
+        setLocationRelativeTo(null);
+        setupUI();
+        startGame();
+    }
+
+    /** Prepare the layout and interactions. */
+    private void setupUI() {
+        wordLbl.setFont(new Font(Font.MONOSPACED, Font.BOLD, 28));
+        triedLbl.setFont(new Font("SansSerif", Font.PLAIN, 14));
+        infoLbl.setFont(new Font("SansSerif", Font.PLAIN, 14));
+
+        JPanel top = new JPanel(new GridLayout(3, 1, 8, 8));
+        top.add(wordLbl);
+        top.add(triedLbl);
+        top.add(infoLbl);
+
+        JPanel controls = new JPanel(new BorderLayout(8, 8));
+        controls.add(input, BorderLayout.CENTER);
+        controls.add(guessBtn, BorderLayout.EAST);
+
+        hangPanel.setPreferredSize(new Dimension(480, 300));
+        JPanel center = new JPanel(new BorderLayout());
+        center.add(hangPanel, BorderLayout.CENTER);
+
+        JPanel main = new JPanel(new BorderLayout(10, 10));
+        main.setBorder(BorderFactory.createEmptyBorder(10, 10, 10, 10));
+        main.add(top, BorderLayout.NORTH);
+        main.add(center, BorderLayout.CENTER);
+        main.add(controls, BorderLayout.SOUTH);
+
+        setContentPane(main);
+
+        guessBtn.addActionListener(e -> onGuess());
+        input.addActionListener(e -> onGuess()); 
+        addWindowListener(new WindowAdapter() {
+            @Override public void windowOpened(WindowEvent e) { input.requestFocusInWindow(); }
+        });
+    }
+
+    /** Start a  game. */
+    private void startGame() {
+        secretWord = pickWord();
+        found.clear();
+        tried.clear();
+        errors = 0;
+        gameOver = false;
+
+        input.setText("");
+        input.setEditable(true);
+        guessBtn.setEnabled(true);
+        infoLbl.setText("Entrez une lettre (a-z)");
+        updateUIState();
+    }
+
+    /** Handle a guess: validate input, update state, check for end of game. */
+    private void onGuess() {
+        if (gameOver) return; // block input after game end
+
+        String s = input.getText().trim().toLowerCase(Locale.ROOT);
+        if (s.length() != 1 || s.charAt(0) < 'a' || s.charAt(0) > 'z') {
+            infoLbl.setText("Veuillez entrer une seule lettre (a-z).");
+            input.selectAll();
+            input.requestFocusInWindow();
+            return;
+        }
+        char c = s.charAt(0);
+        if (tried.contains(c)) {
+            infoLbl.setText("Lettre déjà essayée : " + c);
+            input.selectAll();
+            input.requestFocusInWindow();
+            return;
+        }
+
+        tried.add(c);
+        boolean hit = false;
+        for (int i = 0; i < secretWord.length(); i++) {
+            if (Character.toLowerCase(secretWord.charAt(i)) == c) {
+                found.add(c);
+                hit = true;
+            }
+        }
+        if (!hit) {
+            errors++;
+            infoLbl.setText("Mauvaise lettre : " + c);
+        } else {
+            infoLbl.setText("Bonne lettre : " + c);
+        }
+
+        updateUIState();
+        input.selectAll();
+        input.requestFocusInWindow();
+    }
+
+    /** Refresh labels/drawing and handle end-of-game. */
+    private void updateUIState() {
+        wordLbl.setText(maskWord(secretWord, found));
+        triedLbl.setText("Lettres essayées : " + joinChars(tried));
+        hangPanel.setErrors(errors);
+
+        if (isWin(secretWord, found)) {
+            infoLbl.setText("Bravo ! Vous avez trouvé le mot : " + secretWord);
+            wordLbl.setText(spaced(secretWord)); // pretty display of the word
+            gameOver = true;
+            disableInput();
+        } else if (errors >= MAX_ERRORS) {
+            infoLbl.setText("Perdu ! Le mot était : " + secretWord);
+            wordLbl.setText(spaced(secretWord));
+            gameOver = true;
+            disableInput();
+        }
+
+        // force UI refresh
+        revalidate();
+        repaint();
+    }
+
+    /** Disable controls after the game ends. */
+    private void disableInput() {
+        input.setEditable(false);
+        guessBtn.setEnabled(false);
+    }
+
+    /** Pick a random word. */
+    private String pickWord() {
+        Random rnd = new Random();
+        return words[rnd.nextInt(words.length)].toLowerCase(Locale.ROOT);
+    }
+
+    /** Build the masked word based on found letters. */
+    private String maskWord(String secret, Set<Character> foundSet) {
+        StringBuilder sb = new StringBuilder();
+        for (int i = 0; i < secret.length(); i++) {
+            char ch = secret.charAt(i);
+            char lc = Character.toLowerCase(ch);
+            if (Character.isLetter(lc) && !foundSet.contains(lc)) sb.append('_');
+            else sb.append(ch);
+            if (i < secret.length() - 1) sb.append(' ');
+        }
+        return sb.toString();
+    }
+
+    /** True if all letters have been found. */
+    private boolean isWin(String secret, Set<Character> foundSet) {
+        for (int i = 0; i < secret.length(); i++) {
+            char lc = Character.toLowerCase(secret.charAt(i));
+            if (Character.isLetter(lc) && !foundSet.contains(lc)) return false;
+        }
+        return true;
+    }
+
+    /** Sort and join letters for display. */
+    private String joinChars(Set<Character> set) {
+        java.util.List<Character> list = new ArrayList<>(set);
+        Collections.sort(list);
+        StringBuilder sb = new StringBuilder();
+        for (int i = 0; i < list.size(); i++) {
+            sb.append(list.get(i));
+            if (i < list.size() - 1) sb.append(' ');
+        }
+        return sb.toString();
+    }
+
+    /** Add spaces between letters for nicer reading. */
+    private String spaced(String s) {
+        StringBuilder sb = new StringBuilder();
+        for (int i = 0; i < s.length(); i++) {
+            sb.append(s.charAt(i));
+            if (i < s.length() - 1) sb.append(' ');
+        }
+        return sb.toString();
+    }
+}