ADD file via upload

scr/tetris/ResourceManager.java

@@ -0,0 +1,158 @@
+package tetris;
+
+import javax.sound.sampled.*;
+import javax.swing.*;
+import java.awt.*;
+import java.io.InputStream;
+import java.util.HashMap;
+import java.util.Map;
+
+public class ResourceManager {
+    private static ResourceManager instance;
+    private final Map<Integer, Image> blockImages = new HashMap<>();
+    private Clip backgroundMusic;
+    private Image prepareBackground;
+    private Clip prepareMusic;
+    private Image gameBackground; // 新增游戏背景图
+    private Clip clearSound;  // 新增消除音效
+
+    private ResourceManager() {
+        loadResources();
+    }
+
+    public static ResourceManager getInstance() {
+        if (instance == null) instance = new ResourceManager();
+        return instance;
+    }
+
+    private void loadResources() {
+        loadBlockImages();
+        loadPrepareResources();
+        loadGameResources();
+        loadBackgroundMusic();
+        loadClearSound();  // 新增加载消除音效
+    }
+
+    // 新增消除音效加载方法
+    private void loadClearSound() {
+        try (InputStream is = getClass().getResourceAsStream("/sounds/clear.wav")) {
+            if (is != null) {
+                System.out.println("成功加载消除音效");  // 调试输出
+                AudioInputStream audioIn = AudioSystem.getAudioInputStream(is);
+                clearSound = AudioSystem.getClip();
+                clearSound.open(audioIn);
+            } else {
+                System.err.println("消除音效文件未找到");  // 错误提示
+            }
+        } catch (Exception e) {
+            showError("消除音效加载失败: " + e.getMessage());
+        }
+    }
+
+    // 新增消除音效播放方法
+    public void playClearSound() {
+        if (clearSound != null) {
+            clearSound.stop();
+            clearSound.setFramePosition(0);
+            clearSound.start();
+        }
+    }
+
+    private void loadGameResources() {
+        try {
+            ImageIcon gameBg = new ImageIcon(getClass().getResource("/images/game_bg.jpg")); // 假设游戏背景图路径为 /images/game_bg.jpg
+            gameBackground = gameBg.getImage();
+        } catch (Exception e) {
+            showError("游戏背景资源加载失败: " + e.getMessage());
+        }
+    }
+
+    private void loadPrepareResources() {
+        try {
+            ImageIcon prepareBg = new ImageIcon(getClass().getResource("/images/prepare_bg.jpg"));
+            prepareBackground = prepareBg.getImage();
+
+            InputStream is = getClass().getResourceAsStream("/sounds/prepare.wav");
+            AudioInputStream audioIn = AudioSystem.getAudioInputStream(is);
+            prepareMusic = AudioSystem.getClip();
+            prepareMusic.open(audioIn);
+        } catch (Exception e) {
+            showError("准备资源加载失败: " + e.getMessage());
+        }
+    }
+
+    private void loadBlockImages() {
+        try {
+            for (int i = 0; i < 7; i++) {
+                String path = "/images/blocks/block_" + i + ".png";
+                ImageIcon icon = new ImageIcon(getClass().getResource(path));
+                if (icon.getImageLoadStatus() != MediaTracker.COMPLETE) {
+                    showError("图片加载失败: " + path);
+                    continue;
+                }
+                blockImages.put(i, icon.getImage());
+            }
+        } catch (Exception e) {
+            showError("图片加载异常: " + e.getMessage());
+        }
+    }
+
+    private void loadBackgroundMusic() {
+        try (InputStream is = getClass().getResourceAsStream("/sounds/background.wav")) {
+            if (is == null) {
+                showError("音乐文件未找到");
+                return;
+            }
+            AudioInputStream audioIn = AudioSystem.getAudioInputStream(is);
+            backgroundMusic = AudioSystem.getClip();
+            backgroundMusic.open(audioIn);
+            backgroundMusic.loop(Clip.LOOP_CONTINUOUSLY);
+        } catch (Exception e) {
+            showError("音乐播放失败: " + e.getMessage());
+        }
+    }
+
+    public Image getBlockImage(int type) {
+        return blockImages.getOrDefault(type % 7, blockImages.get(0));
+    }
+
+    public void playBackgroundMusic() {
+        if (backgroundMusic != null) {
+            stopMusic(); // 确保停止所有正在播放的音乐
+            backgroundMusic.setFramePosition(0);
+            backgroundMusic.start();
+        }
+    }
+
+    public void stopMusic() {
+        // 同时停止背景音乐和准备音乐
+        if (backgroundMusic != null && backgroundMusic.isRunning()) {
+            backgroundMusic.stop();
+        }
+        stopPrepareMusic(); // 新增：同时停止准备音乐
+    }
+
+    private void showError(String msg) {
+        JOptionPane.showMessageDialog(null, msg, "资源错误", JOptionPane.ERROR_MESSAGE);
+    }
+
+    public Image getPrepareBackground() {
+        return prepareBackground;
+    }
+
+    public void playPrepareMusic() {
+        if (prepareMusic != null) {
+            prepareMusic.loop(Clip.LOOP_CONTINUOUSLY);
+        }
+    }
+
+    public void stopPrepareMusic() {
+        if (prepareMusic != null && prepareMusic.isRunning()) {
+            prepareMusic.stop();
+        }
+    }
+
+    public Image getGameBackground() {
+        return gameBackground;
+    }
+}