save game settings and parse them

.gitignore

@@ -33,3 +33,6 @@ bin/
 
 ### JPackage ###
 JGame2D
+
+### Local Game Settings ###
+gamedata

src/de/miaurizius/jgame2d/core/Boot.java

@@ -13,11 +13,13 @@ public class Boot {
         window.setDefaultCloseOperation(WindowConstants.EXIT_ON_CLOSE);
         window.setResizable(false);
         window.setTitle("JGame2D");
-        //window.setUndecorated(true);
 
         GamePanel gamePanel = new GamePanel();
         window.add(gamePanel);
 
+        gamePanel.config.load();
+        if(gamePanel.fullscreen) window.setUndecorated(true);
+
         window.pack();
 
         window.setLocationRelativeTo(null);

src/de/miaurizius/jgame2d/core/Config.java

@@ -0,0 +1,65 @@
+package de.miaurizius.jgame2d.core;
+
+import java.io.*;
+import java.util.HashMap;
+import java.util.List;
+
+public class Config {
+
+    private final GamePanel panel;
+    private final HashMap<String, String> settings = new HashMap<>();
+    private final String[] options = new String[]{
+            "fullscreen",       //0
+            "music-vol",        //1
+            "sfx-vol"           //2
+    };
+
+    public Config(GamePanel panel) {
+        this.panel = panel;
+        for (String option : options) settings.put(option, null);
+    }
+
+    //
+    public final void save() {
+        try {
+            insertToHash();
+            BufferedWriter writer = new BufferedWriter(new FileWriter("gamedata/config"));
+            settings.forEach((invoke, value) -> {
+                try {
+                    writer.write(invoke + ": " + value);
+                    writer.newLine();
+                } catch (IOException e) {
+                    throw new RuntimeException(e);
+                }
+            });
+            writer.close();
+        } catch (IOException e) {
+            throw new RuntimeException(e);
+        }
+    }
+    public final void load() {
+        try {
+            BufferedReader reader = new BufferedReader(new FileReader("gamedata/config"));
+            List<String> lines = reader.lines().toList();
+            if(lines.isEmpty()) return; //No config found, use default values
+            for (int i = 0; i < options.length; i++) {
+                String value = lines.get(i).split(": ")[1];
+                switch (options[i]) {
+                    case "fullscreen" -> panel.fullscreen = Boolean.parseBoolean(value);
+                    case "music-vol" -> panel.music.volumeScale = Integer.parseInt(value);
+                    case "sfx-vol" -> panel.sfx.volumeScale = Integer.parseInt(value);
+                }
+            }
+            insertToHash();
+        } catch (IOException e) {
+            throw new RuntimeException(e);
+        }
+    }
+
+    // HELP FUNCTIONS
+    private void insertToHash() {
+        settings.put(options[0], String.valueOf(panel.fullscreen));
+        settings.put(options[1], String.valueOf(panel.music.volumeScale));
+        settings.put(options[2], String.valueOf(panel.sfx.volumeScale));
+    }
+}

src/de/miaurizius/jgame2d/core/GamePanel.java

@@ -28,11 +28,11 @@ public class GamePanel extends JPanel implements Runnable {
     public final int screenHeight = tileSize * maxScreenRow; // 576 pixels
 
     // FULLSCREEN SETTINGS
+    public boolean fullscreen;
     int fScreenWidth = screenWidth;
     int fScreenHeight = screenHeight;
     BufferedImage tempScreen;
     Graphics2D fg2;
-    public boolean fullscreen;
 
     // WORLD SETTINGS
     public final int maxWorldCol = 50;
@@ -50,8 +50,9 @@ public class GamePanel extends JPanel implements Runnable {
     public AssetSetter assetSetter = new AssetSetter(this);
     public UI ui = new UI(this);
     public EventHandler eventH = new EventHandler(this);
-    public Sound se = new Sound();
+    public Sound sfx = new Sound();
     public Sound music = new Sound();
+    public Config config = new Config(this);
     Thread gameThread;
 
     // ENTITY AND OBJECT
@@ -211,9 +212,9 @@ public class GamePanel extends JPanel implements Runnable {
         music.stop();
     }
     public void playSE(int i) {
-        Clip c = se.clips[i];
+        Clip c = sfx.clips[i];
-        se.fc = (FloatControl) c.getControl(FloatControl.Type.MASTER_GAIN);
+        sfx.fc = (FloatControl) c.getControl(FloatControl.Type.MASTER_GAIN);
-        se.checkVolume();
+        sfx.checkVolume();
         if(c.isRunning()) c.stop();
         c.setFramePosition(0);
         c.start();
@@ -230,7 +231,7 @@ public class GamePanel extends JPanel implements Runnable {
         tempScreen = new BufferedImage(screenWidth, screenHeight, BufferedImage.TYPE_INT_RGB);
         fg2 = (Graphics2D) tempScreen.getGraphics();
 
-        //setFullscreen();
+        if(fullscreen) setFullscreen();
     }
     public void setFullscreen() {
         GraphicsEnvironment ge = GraphicsEnvironment.getLocalGraphicsEnvironment();

src/de/miaurizius/jgame2d/core/UI.java

@@ -370,7 +370,7 @@ public class UI {
 
         // END GAME
         textY += panel.tileSize;
-        graphics2d.drawString("Quit Game", textX, textY);
+        graphics2d.drawString("Title Screen", textX, textY);
         if(commandNum == 4) {
             graphics2d.drawString(">", textX-25, textY);
             if(panel.keyH.spacePressed) {
@@ -408,7 +408,9 @@ public class UI {
         // SFX VOLUME
         textY += panel.tileSize;
         graphics2d.drawRect(textX, textY, 120, panel.tileSize/2); // 120/5 = 24
-        graphics2d.fillRect(textX, textY, 24 * panel.se.volumeScale, panel.tileSize/2);
+        graphics2d.fillRect(textX, textY, 24 * panel.sfx.volumeScale, panel.tileSize/2);
+
+        panel.config.save();
     }
     public void optionsControls(int frameX, int frameY) {
         int textX;

src/de/miaurizius/jgame2d/core/handlers/KeyHandler.java

@@ -92,8 +92,8 @@ public class KeyHandler implements KeyListener {
                         panel.music.volumeScale--;
                         panel.music.checkVolume();
                         panel.playSE(9);
-                    } else if(panel.ui.commandNum == 2 && panel.se.volumeScale > 0) {
+                    } else if(panel.ui.commandNum == 2 && panel.sfx.volumeScale > 0) {
-                        panel.se.volumeScale--;
+                        panel.sfx.volumeScale--;
                         panel.playSE(9);
                     }
                 break;
@@ -103,8 +103,8 @@ public class KeyHandler implements KeyListener {
                         panel.music.volumeScale++;
                         panel.music.checkVolume();
                         panel.playSE(9);
-                    } else if(panel.ui.commandNum == 2 && panel.se.volumeScale < 5) {
+                    } else if(panel.ui.commandNum == 2 && panel.sfx.volumeScale < 5) {
-                        panel.se.volumeScale++;
+                        panel.sfx.volumeScale++;
                         panel.playSE(9);
                     }
                 }
@@ -125,25 +125,25 @@ public class KeyHandler implements KeyListener {
         switch (code) {
             case KeyEvent.VK_UP:
                 if(panel.ui.slotRow == 0) break;
-                if(panel.se.clips[9].isRunning()) break;
+                if(panel.sfx.clips[9].isRunning()) break;
                 panel.ui.slotRow--;
                 panel.playSE(9);
                 break;
             case KeyEvent.VK_DOWN:
                 if(panel.ui.slotRow == 3) break;
-                if(panel.se.clips[9].isRunning()) break;
+                if(panel.sfx.clips[9].isRunning()) break;
                 panel.ui.slotRow++;
                 panel.playSE(9);
                 break;
             case KeyEvent.VK_LEFT:
                 if(panel.ui.slotCol == 0) break;
-                if(panel.se.clips[9].isRunning()) break;
+                if(panel.sfx.clips[9].isRunning()) break;
                 panel.ui.slotCol--;
                 panel.playSE(9);
                 break;
             case KeyEvent.VK_RIGHT:
                 if(panel.ui.slotCol == 4) break;
-                if(panel.se.clips[9].isRunning()) break;
+                if(panel.sfx.clips[9].isRunning()) break;
                 panel.ui.slotCol++;
                 panel.playSE(9);
                 break;