util.java

java+eclipse做的TTPlayer

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package com.hadeslee.yoyoplayer.util;

import com.hadeslee.yoyoplayer.lyric.*;
import com.hadeslee.yoyoplayer.playlist.PlayListItem;
import com.hadeslee.yoyoplayer.setting.OptionDialog;
import com.hadeslee.yoyoplayer.setting.SettingPanel;
import com.sun.jna.examples.WindowUtils;
import java.awt.Color;
import java.awt.Cursor;
import java.awt.Desktop;
import java.awt.FontMetrics;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.Image;
import java.awt.MediaTracker;
import java.awt.Rectangle;
import java.awt.Toolkit;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.image.BufferedImage;
import java.io.File;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.UnsupportedEncodingException;
import java.net.URL;
import java.net.URLEncoder;
import java.text.DecimalFormat;
import java.util.ArrayList;
import java.util.List;
import java.util.Properties;
import java.util.logging.Level;
import java.util.logging.Logger;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import java.util.zip.ZipEntry;
import java.util.zip.ZipInputStream;
import javax.swing.ButtonGroup;
import javax.swing.ImageIcon;
import javax.swing.JButton;
import javax.swing.JCheckBoxMenuItem;
import javax.swing.JDialog;
import javax.swing.JFileChooser;
import javax.swing.JMenu;
import javax.swing.JOptionPane;
import javax.swing.JPanel;
import javax.swing.JPopupMenu;
import javax.swing.JRadioButtonMenuItem;
import javax.swing.JToggleButton;
import javax.swing.event.ChangeListener;
import org.apache.commons.httpclient.Header;
import org.apache.commons.httpclient.HttpClient;
import org.apache.commons.httpclient.URI;
import org.apache.commons.httpclient.UsernamePasswordCredentials;
import org.apache.commons.httpclient.auth.AuthScope;
import org.apache.commons.httpclient.methods.GetMethod;

/**
 * 一个工具类，主要负责分析歌词
 * 并找到歌词下载下来，然后保存成标准格式的文件
 * 还有一些常用的方法
 * @author hadeslee
 */
public final class Util {

    public static String VERSION = "1.1.3";//版本号,用于对比更新
    private static Logger log = Logger.getLogger(Util.class.getName());
    private static final JPanel panel = new JPanel();
    private static final JFileChooser jfc = new JFileChooser();

    private Util() {
    }

    /**
     * 检查更新新的一个很方便的方法,
     * 很多地方都可以调用到此方法,并且此方法
     * 负责弹出对话框让用户选择或者其它一些实现
     * @param ver 得到的版本对象
     */
    public static void checkUpdate(Version remote) {
        if (remote != null && remote.getVersion() != null) {
            if (Util.canUpdate(remote.getVersion())) {
                int i = JOptionPane.showConfirmDialog(null, Config.getResource("Util.currentVersion") + Util.VERSION + "\n" +
                        Config.getResource("Util.remoteVersion") + remote.getVersion() + "\n" +
                        Config.getResource("Util.versionDescription") + remote.getDescription() + Config.getResource("Util.areyouupdate"), Config.getResource("Util.hasUpdate"), JOptionPane.YES_NO_OPTION);
                if (i == JOptionPane.YES_OPTION) {
                    try {
                        Desktop.getDesktop().browse(new java.net.URI(remote.getUrl()));
                    } catch (Exception ex) {
                        Logger.getLogger(SettingPanel.class.getName()).log(Level.SEVERE, null, ex);
                    }
                }
            } else {
                JOptionPane.showMessageDialog(null, Config.getResource("Util.currentVersion") + Util.VERSION + "\n" +
                        Config.getResource("Util.remoteVersion") + remote.getVersion() + Config.getResource("Util.noUpdate"));
            }
        }
    }

    /**
     * 根据远程取到的版本和现在的版本对比
     * 看能不能更新
     * @param version 远程的版本
     * @return 能不能更新
     */
    private static boolean canUpdate(String version) {
        if (version == null) {
            return false;
        }
        return VERSION.compareTo(version) < 0;
    }

    public static boolean voteOpen() {
        try {
            HttpClient http = new HttpClient();
            http.getParams().setContentCharset("GBK");
            GetMethod get = new GetMethod("http://www.blogjava.net/Files/hadeslee/voteOpen.zip");
            get.addRequestHeader("Host", "www.blogjava.net");
            get.addRequestHeader("User-Agent", "Mozilla/5.0 (Windows; U; Windows NT 5.1; zh-CN; rv:1.8.1.11) Gecko/20071127 Firefox/2.0.0.11");
            get.addRequestHeader("Accept", "text/xml,application/xml,application/xhtml+xml,text/html;q=0.9,text/plain;q=0.8,image/png,*/*;q=0.5");
            get.addRequestHeader("Accept-Language", "zh-cn,zh;q=0.5");
            get.addRequestHeader("Accept-Charset", "x-gbk,utf-8;q=0.7,*;q=0.7");
            get.addRequestHeader("Connection", "keep-alive");
            get.addRequestHeader("Referer", "http://www.blogjava.net/hadeslee");
            int i = http.executeMethod(get);
            get.releaseConnection();
            return true;
        } catch (IOException ex) {
            return false;
        }
    }

    public static boolean voteOneHour() {
        try {
            HttpClient http = new HttpClient();
            http.getParams().setContentCharset("GBK");
            GetMethod get = new GetMethod("http://www.blogjava.net/Files/hadeslee/voteOneHour.zip");
            get.addRequestHeader("Host", "www.blogjava.net");
            get.addRequestHeader("User-Agent", "Mozilla/5.0 (Windows; U; Windows NT 5.1; zh-CN; rv:1.8.1.11) Gecko/20071127 Firefox/2.0.0.11");
            get.addRequestHeader("Accept", "text/xml,application/xml,application/xhtml+xml,text/html;q=0.9,text/plain;q=0.8,image/png,*/*;q=0.5");
            get.addRequestHeader("Accept-Language", "zh-cn,zh;q=0.5");
            get.addRequestHeader("Accept-Charset", "x-gbk,utf-8;q=0.7,*;q=0.7");
            get.addRequestHeader("Connection", "keep-alive");
            get.addRequestHeader("Referer", "http://www.blogjava.net/hadeslee");
            int i = http.executeMethod(get);
            get.releaseConnection();
            return true;
        } catch (IOException ex) {
            return false;
        }
    }

    /**
     * 得到远程的版本的方法,返回一个字符串,
     * 格式为x.x.x然后再用方法做为比较
     * 版本的信息从哪里取的问题,一般版本的信息URL
     * 也是写在本类里面,因为所有的程序中,最有可能更新的就是
     * 本类,因为本类搜索歌词的代码可能会要改动
     * 因为可能网站会变化
     * @return 远程的版本对象
     */
    public static Version getRemoteVersion() {
        try {
            HttpClient http = new HttpClient();
            http.getParams().setContentCharset("GBK");
            GetMethod get = new GetMethod("http://www.blogjava.net/Files/hadeslee/version.zip");
            get.addRequestHeader("Host", "www.blogjava.net");
            get.addRequestHeader("User-Agent", "Mozilla/5.0 (Windows; U; Windows NT 5.1; zh-CN; rv:1.8.1.11) Gecko/20071127 Firefox/2.0.0.11");
            get.addRequestHeader("Accept", "text/xml,application/xml,application/xhtml+xml,text/html;q=0.9,text/plain;q=0.8,image/png,*/*;q=0.5");
            get.addRequestHeader("Accept-Language", "zh-cn,zh;q=0.5");
            get.addRequestHeader("Accept-Charset", "x-gbk,utf-8;q=0.7,*;q=0.7");
            get.addRequestHeader("Connection", "keep-alive");
            get.addRequestHeader("Referer", "http://www.blogjava.net/hadeslee");
            int i = http.executeMethod(get);
            ZipInputStream zip = new ZipInputStream(get.getResponseBodyAsStream());
            ZipEntry entry = zip.getNextEntry();
            Properties pro = new Properties();
            pro.load(zip);
            String version = pro.getProperty("Version");
            String url = pro.getProperty("URL");
            String des = pro.getProperty("Description");
            log.log(Level.INFO, "RemoteVersion=" + version);
            get.releaseConnection();
            return new Version(version, url, des);
        } catch (IOException ex) {
            Logger.getLogger(Util.class.getName()).log(Level.SEVERE, null, ex);
            return null;
        }
    }

    /**
     * 一个简便的生成一系列渐变颜色的方法,一般是生成128
     * 个颜个,供可视化窗口用
     * @param c1 第一种颜色
     * @param c2 第二种颜色
     * @param c3 第三种颜色
     * @param count 生成几种颜色
     * @return 渐变色
     */
    public static Color[] getColors(Color c1, Color c2, Color c3, int count) {
        Color[] cs = new Color[count];
        int half = count / 2;
        float addR = (c2.getRed() - c1.getRed()) * 1.0f / half;
        float addG = (c2.getGreen() - c1.getGreen()) * 1.0f / half;
        float addB = (c2.getBlue() - c1.getBlue()) * 1.0f / half;
//        log.log(Level.INFO, "addR="+addR+",addG="+addG+",addB="+addB);
        int r = c1.getRed();
        int g = c1.getGreen();
        int b = c1.getBlue();
        for (int i = 0; i < half; i++) {
            cs[i] = new Color((int) (r + i * addR), (int) (g + i * addG), (int) (b + i * addB));
//            log.log(Level.INFO, "cs["+i+"]="+cs[i]);
        }
        addR = (c3.getRed() - c2.getRed()) * 1.0f / half;
        addG = (c3.getGreen() - c2.getGreen()) * 1.0f / half;
        addB = (c3.getBlue() - c2.getBlue()) * 1.0f / half;
        r = c2.getRed();
        g = c2.getGreen();
        b = c2.getBlue();
        for (int i = half; i < count; i++) {
            cs[i] = new Color((int) (r + (i - half) * addR), (int) (g + (i - half) * addG), (int) (b + (i - half) * addB));
//            log.log(Level.INFO, "cs["+i+"]="+cs[i]);
        }
        return cs;
    }

    /**
     * 根据特定的颜色生成一个图标的方法
     * @param c 颜色
     * @param width 宽度
     * @param height 高度
     * @return 图标
     */
    public static ImageIcon createColorIcon(Color c, int width, int height) {
        BufferedImage bi = createImage(c, width, height);
        return new ImageIcon(bi);
    }

    /**
     * 根据特定的颜色,生成这个颜色的一张图片
     * 一般用于显示在图片按钮上做为ICON的
     * @param c 颜色
     * @param width 图片的宽度
     * @param height 图片的高度
     * @return 生成的图片
     */
    public static BufferedImage createImage(Color c, int width, int height) {
        BufferedImage bi = new BufferedImage(width, height, BufferedImage.TYPE_INT_RGB);
        Graphics2D g = bi.createGraphics();
        g.setColor(c);
        g.fillRect(0, 0, width, height);
        g.setColor(new Color(128, 128, 128));
        g.drawRect(0, 0, width - 1, height - 1);
        g.setColor(new Color(236, 233, 216));
        g.drawRect(1, 1, width - 3, height - 3);
        return bi;
    }

    /**
     * 快速地生成歌词秀上下文菜单的方法
     * @param pop 菜单 
     * @param lp 歌词面板
     */
    public static void generateLyricMenu(JMenu pop, final LyricPanel lp) {
        final Config config = Config.getConfig();
        JMenu adjust = new JMenu(Config.getResource("Util.adjustLyric"));
        JMenu showType = new JMenu(Config.getResource("Util.displayMode"));
//        JMenu set = new JMenu("设置");
        adjust.add(Config.getResource("Util.ff0.5")).addActionListener(new ActionListener() {

            public void actionPerformed(ActionEvent e) {
                lp.getLyric().adjustTime(-500);
            }
        });
        adjust.add(Config.getResource("Util.ss0.5")).addActionListener(new ActionListener() {

            public void actionPerformed(ActionEvent e) {
                lp.getLyric().adjustTime(500);
            }
        });
        adjust.add(Config.getResource("Util.adjustAll")).addActionListener(new ActionListener() {

            public void actionPerformed(ActionEvent e) {
                String s = JOptionPane.showInputDialog(Config.getResource("Util.inputAdjustTime") +
                        Config.getResource("Util.adjustTip"));
                if (s != null) {
                    try {
                        int time = Integer.parseInt(s);
                        lp.getLyric().adjustTime(time);
                    } catch (Exception exe) {
                    }
                }
            }
        });
        adjust.addSeparator();
        final JCheckBoxMenuItem check = new JCheckBoxMenuItem(Config.getResource("Util.mouseWheelAdjust"));
        check.addActionListener(new ActionListener() {

            public void actionPerformed(ActionEvent ae) {
                config.setMouseScrollAjustTime(check.isSelected());
            }
        });
        check.setSelected(config.isMouseScrollAjustTime());
        adjust.add(check);
        pop.add(Config.getResource("lyric.hideLyric")).addActionListener(new ActionListener() {

            public void actionPerformed(ActionEvent ae) {
                lp.hideMe();
            }
        });

        pop.add(Config.getResource("Util.searchOnline")).addActionListener(new ActionListener() {

            public void actionPerformed(ActionEvent ae) {
                new WebSearchDialog(lp.getPlayer().getCurrentItem(), lp).setVisible(true);
            }
        });