package paopao;import javax.microedition.lcdui.*;import javax.microedition.rms.*;import java.util.Hashtable;import java.util.Random;public class Resource {  static Hashtable angleValue;  private static int imageNum = 0;  private static Image img[];  static String helpStr = "";  static RecordStore rs = null;  static final byte KEY_UP = -1;  static final byte KEY_DOWN = -2;  static final byte KEY_LEFT = -3;  static final byte KEY_RIGHT = -4;  static final byte KEY_FIRE = -5;  static final byte KEY_LS = -6; //左軟件  static final byte KEY_RS = -7; //右軟件  //static final byte KEY_LS=    42;     //左軟件  // static final byte KEY_RS=    35;      //右軟件  static byte[] key = new byte[] {      KEY_LEFT, KEY_RIGHT, KEY_LS, KEY_RS, 0, 0, 1  };  static String[] keyDes = new String[] {      "向左移動:", "向右移動:", "暫停游戲:", "重新開始:"  };  static final int setupKeyNum = 4;  static boolean isSoundOn = true;  static final String DIR = "/resource/";  //images  static final int BG = 16;  static final int BALL = 17;  static final int BALL_BOMB = 18;  static final int POINT = 19;  static final int AID_LINE = 20;  static final int PROPS = 21;  static final int BBALL = 22;  public static Random random = new Random();  static int tempAngle;  static int tempValue;  public static void init(int m_imageNum) {    imageNum = m_imageNum;    img = new Image[imageNum];  }  //從.PNG文件生成IMAGE  //參數 int m_imageId  圖片id，例如 Resource.IMG_LOGO  //參數 String m_imageName  圖片資源路徑名稱，例如 "/logo.png"  public static void setImage(int m_imageId, String m_imageName) {    img[m_imageId] = loadImage(m_imageName);  }  //從IMAGE生成IMAGE  public static void setImage(int m_imageId, Image m_image) {    img[m_imageId] = m_image;  }  public static Image getImage(int m_imageId) {    return img[m_imageId];  }  //釋放所有圖片資源  public static void releasAllImage() {    for (int i = 0; i < imageNum; i++) {      img[i] = null;    }    System.gc();  }  //釋放指定id的圖片資源  public static void releasImage(int ImageId) {    img[ImageId] = null;    System.gc();  }  private static Image loadImage(String m_imageName) {    Image img = null;    try {      img = Image.createImage(m_imageName);      return img;    }    catch (Exception e) {      System.out.println("Error: " + e.getMessage() + " - " + m_imageName);      return null;    }  }  static void loadAngleValue() {    angleValue = new Hashtable();    angleValue.put(String.valueOf(0), new Integer(0));    angleValue.put(String.valueOf(3), new Integer(5236));    angleValue.put(String.valueOf(6), new Integer(10453));    angleValue.put(String.valueOf(9), new Integer(15643));    angleValue.put(String.valueOf(12), new Integer(20791));    angleValue.put(String.valueOf(15), new Integer(25882));    angleValue.put(String.valueOf(18), new Integer(30902));    angleValue.put(String.valueOf(21), new Integer(35837));    angleValue.put(String.valueOf(24), new Integer(40674));    angleValue.put(String.valueOf(27), new Integer(45400));    angleValue.put(String.valueOf(30), new Integer(50000));    angleValue.put(String.valueOf(33), new Integer(54464));    angleValue.put(String.valueOf(36), new Integer(58779));    angleValue.put(String.valueOf(39), new Integer(62932));    angleValue.put(String.valueOf(42), new Integer(66913));    angleValue.put(String.valueOf(45), new Integer(70711));    angleValue.put(String.valueOf(48), new Integer(74314));    angleValue.put(String.valueOf(51), new Integer(77715));    angleValue.put(String.valueOf(54), new Integer(80902));    angleValue.put(String.valueOf(57), new Integer(83867));    angleValue.put(String.valueOf(60), new Integer(86603));    angleValue.put(String.valueOf(63), new Integer(89101));    angleValue.put(String.valueOf(66), new Integer(91355));    angleValue.put(String.valueOf(69), new Integer(93358));    angleValue.put(String.valueOf(72), new Integer(95106));    angleValue.put(String.valueOf(75), new Integer(96593));    angleValue.put(String.valueOf(78), new Integer(97815));    angleValue.put(String.valueOf(81), new Integer(98769));    angleValue.put(String.valueOf(84), new Integer(99452));    angleValue.put(String.valueOf(87), new Integer(99863));    angleValue.put(String.valueOf(90), new Integer(100000));  }  static int getSinAngleValue(int angle) {    tempAngle = (angle > 90 ? (180 - angle) : angle);    tempValue = ( (Integer) (angleValue.get(String.valueOf(tempAngle)))).        intValue();    return tempValue;  }  static int getCosAngleValue(int angle) {    tempAngle = (angle > 90 ? angle - 90 : 90 - angle);    tempValue = ( (Integer) (angleValue.get(String.valueOf(tempAngle)))).        intValue();    return (angle <= 90 ? tempValue : ( -tempValue));  }  public static String GetUserKeyName(int keycode) {    switch (keycode) {      case '0': // '0'        return "0";      case '1': // '1'        return "1";      case '2': // '2'        return "2";      case '3': // '3'        return "3";      case '4': // '4'        return "4";      case '5': // '5'        return "5";      case '6': // '6'        return "6";      case '7': // '7'        return "7";      case '8': // '8'        return "8";      case '9': // '9'        return "9";      case '#': // '#'        return "#";      case '*': // '*'        return "*";      case KEY_UP:        return "上";      case KEY_DOWN:        return "下";      case KEY_LEFT:        return "左";      case KEY_RIGHT:        return "右";      case KEY_FIRE:        return "中";      default:        return " ";    }  }  public static void initrecord() {    boolean existingOrNot = true;    try {      rs = RecordStore.openRecordStore("option", false);    }    catch (RecordStoreNotFoundException e) {      existingOrNot = false;      e.printStackTrace();    }    catch (RecordStoreException e) {      existingOrNot = false;      e.printStackTrace();    }    //	}    if (existingOrNot) {      try {        rs.closeRecordStore();      }      catch (Exception x) {      }      loadOption();    }    else {      try {        rs = RecordStore.openRecordStore("option", true);      }      catch (Exception e) {      }      try {        if (isSoundOn)          key[6] = 1;        else          key[6] = 0;        rs.addRecord(key, 0, key.length);      }      catch (Exception e) {      }    }    try {      rs.closeRecordStore();    }    catch (Exception x) {    }  }  public static void saveOption() {    try {//           rs.closeRecordStore();      rs.deleteRecordStore("option");      //          rs=null;      rs = RecordStore.openRecordStore("option", true);    }    catch (Exception e) {    }    try {      if (isSoundOn)        key[6] = 1;      else        key[6] = 0;      rs.addRecord(key, 0, key.length);    }    catch (Exception e) {    }    try {      rs.closeRecordStore();    }    catch (Exception x) {    }  }  public static void loadOption() {    boolean existingOrNot = true;    try {      rs = RecordStore.openRecordStore("option", false);    }    catch (Exception e) {      existingOrNot = false;    }    if (existingOrNot) {      try {        key = rs.getRecord(1);        if (key[6] == 1)          isSoundOn = true;        else          isSoundOn = false;      }      catch (Exception e) {        e.printStackTrace();      }    }    else { //not exist      System.out.println("not exist");    }    try {      rs.closeRecordStore();    }    catch (Exception x) {      x.printStackTrace();    }  }}