本文实例为大家分享了java实现播放背景音乐的具体代码,供大家参考,具体内容如下
测试源码
播放背景音乐类
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package forGame; import javax.sound.sampled.*; import java.io.File; //测试背景音乐播放(只能播放.wav文件) public class Demo_2 { //需要传入要播放的文件 void playMusic(File file) { try { //创建相当于音乐播放器的对象 Clip clip = AudioSystem.getClip(); //将传入的文件转成可播放的文件 AudioInputStream audioInput = AudioSystem.getAudioInputStream(file); //播放器打开这个文件 clip.open(audioInput); //clip.start();//只播放一次 //循环播放 clip.loop(Clip.LOOP_CONTINUOUSLY); } catch (Exception ex){ ex.printStackTrace(); } //死循环不让主程序结束(swing可不用) /* while(true){ } */ } } |
窗口类
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package forGame; import javax.imageio.ImageIO; import javax.swing.*; import java.awt.*; import java.awt.image.BufferedImage; import java.io.File; import java.io.IOException; //动态效果 public class Demo_1 extends JFrame{ //背景 private BufferedImage bufferedImage; //窗体大小 private int width; private int height; //照片数组 private BufferedImage[] images = new BufferedImage[ 4 ]; //要绘制动态图片中的那张 private BufferedImage image; //背景音乐 private File bgm; //播放音乐类对象 private Demo_2 demo_2 = new Demo_2(); //初始化 { if (bufferedImage == null ){ try { bufferedImage = ImageIO.read( new File( "src\\image\\背景.png" )); for ( int i = 1 ;i < images.length + 1 ;i ++) images[i - 1 ] = ImageIO.read( new File( "src\\image\\大飞机爆炸" + i + ".png" )); } catch (IOException e) { e.printStackTrace(); } } width = bufferedImage.getWidth(); height = bufferedImage.getHeight(); image = images[ 0 ]; bgm = new File( "src\\music\\bgm.wav" ); } public Demo_1(){ super ( "动态测试" ); //设置窗口 setSize(width,height); setLocationRelativeTo( null ); setResizable( false ); setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); setVisible( true ); //启动线程 MyThread myThread = new MyThread(); myThread.start(); //播放背景音乐 demo_2.playMusic(bgm); } //双缓冲绘制解决图片闪烁问题 @Override public void paint(Graphics g) { Image image = this .createImage(width,height); Graphics gImage = image.getGraphics(); gImage.setColor(gImage.getColor()); gImage.fillRect( 0 , 0 ,width,height); super .paint(gImage); //绘制背景 gImage.drawImage(bufferedImage, 0 , 0 , null ); //绘制动态图片 gImage.drawImage( this .image, 0 , 100 , null ); //最后绘制缓冲后的图片 g.drawImage(image, 0 , 0 , null ); } private int num = 0 ; //images数组内图片索引 //线程内部类 private class MyThread extends Thread{ @Override public void run() { while ( true ) { if (num <= 3 ) { image = images[num ++]; } else num = 0 ; repaint(); try { sleep( 100 ); //每隔100毫秒重绘一次 } catch (InterruptedException e) { e.printStackTrace(); } } } } public static void main(String[] args) { new Demo_1(); } } |
以上就是本文的全部内容,希望对大家的学习有所帮助,也希望大家多多支持服务器之家。
原文链接:https://blog.csdn.net/weixin_46085748/article/details/113413948