jdcapp.java

英语背单词联网版本

/*
 * JdcApp.java
 *
 * Created on 2003年6月25日, 下午4:06
 */

package handenglish;

import javax.microedition.midlet.*;
import javax.microedition.lcdui.*;
import java.lang.*;
import java.util.*;

/**
 *
 * @author  Administrator
 * @version
 */
public class JdcApp extends Canvas implements Runnable{
    /**
     * paint
     */
    public int STATUS_PLAY=1;
    public int STATUS_WAITREPEAT=2;
    public int STATUS_WAITWRITEWORD=3;
    public int STATUS_WAITDELWORD=4;
    public int STATUS_WAITHELP=5;
    Thread m_thread;
    boolean m_jugThread;
    Midlet midlet;
    //newjdc m_nowMainApp;
    int m_unitId;//当前所播放的单元号 0开始
    int m_wordId;
    Vector m_unitContent;
    
    int m_unitSize;
    int m_nowSpeed;
    int m_playSpeed=8;
    Image m_readImg;
    
    int m_status;
    
    int m_unitType;//1-标准字库
    StringBuffer sss,sss1;
    String tempC,tempC1;
    
    
    public JdcApp(Midlet midlet,int nowUnitType,int nowUnitId) {
    	 setFullScreenMode( true );
        m_thread=new Thread(this);
        m_jugThread=false;
        this.midlet=midlet;
        m_unitType=nowUnitType;
        m_unitId=nowUnitId;
        m_unitContent=new Vector();
        midlet.getUnit(nowUnitType,nowUnitId,m_unitContent);
        
        try {
            sss =new StringBuffer();
            sss1=new StringBuffer();
            m_readImg=Image.createImage("/handenglish/images/read.png");
        }
        catch(Exception e) {
        }
        beginNewPlay();
    }
    public void SetUnitId(int nowUnitId) {
        m_unitId=nowUnitId;
    }
    
    public void drawSpell(Graphics g,String nowSpell,int nowX,int nowY,Image readImage) {
        int tempReadX=nowX;
        int tempY=nowY;
        
        if (nowSpell.length()>0) {
            g.drawString("[",tempReadX,tempY+1,Graphics.LEFT|Graphics.TOP);
            tempReadX+=4;
            int tLen = nowSpell.length();
            for(int j=0;j< tLen;j++) {
                char tempC=nowSpell.charAt(j);
                if ((tempC>='0')&&(tempC<='9')) {
                    int tempReadP=tempC-'0';
                    if (tempReadP<1) {
                        g.setClip(tempReadX,tempY,5,13);
                        g.drawImage(readImage,tempReadX,tempY,Graphics.LEFT|Graphics.TOP);
                        tempReadX+=7;
                    }
                    else
                        if (tempReadP==1) {
                            g.setClip(tempReadX,tempY,6,13);
                            g.drawImage(readImage,tempReadX-5,tempY,Graphics.LEFT|Graphics.TOP);
                            tempReadX+=8;
                        }
                        else
                            if (tempReadP<5) {
                                g.setClip(tempReadX,tempY,5,13);
                                g.drawImage(readImage,tempReadX-(tempReadP-1)*5-6,tempY,Graphics.LEFT|Graphics.TOP);
                                tempReadX+=7;
                            }
                            else
                                if (tempReadP==5) {
                                    g.setClip(tempReadX,tempY,9,13);
                                    g.drawImage(readImage,tempReadX-(tempReadP-1)*5-6,tempY,Graphics.LEFT|Graphics.TOP);
                                    tempReadX+=11;
                                }
                                else
                                    if (tempReadP>5) {
                                        g.setClip(tempReadX,tempY,5,13);
                                        g.drawImage(readImage,tempReadX-(tempReadP-2)*5-6-9,tempY,Graphics.LEFT|Graphics.TOP);
                                        tempReadX+=7;
                                    }
                }
                else
                    if (tempC=='=') {
                        g.setClip(tempReadX,tempY,5,13);
                        g.drawImage(readImage,tempReadX-8*5-6-9,tempY,Graphics.LEFT|Graphics.TOP);
                        tempReadX+=7;
                    }
                    else
                        if (tempC==';') {
                            g.setClip(tempReadX,tempY,2,13);
                            g.drawImage(readImage,tempReadX-9*5-6-9,tempY,Graphics.LEFT|Graphics.TOP);
                            tempReadX+=3;
                        }
                        else {
                            g.setClip(0,0,128,128);
                            g.drawString(String.valueOf(tempC),tempReadX,tempY+1,Graphics.LEFT|Graphics.TOP);
                            if ((tempC=='i')||(tempC=='l')||(tempC=='j')||(tempC=='\'')||(tempC==':')||(tempC=='r'))
                                tempReadX+=4;
                            else
                                if ((tempC=='m')||(tempC=='w'))
                                    tempReadX+=10;
                                else
                                    tempReadX+=6;
                            
                        }
                
            }
            g.setClip(0,0,128,128);
            g.drawString("]",tempReadX,tempY+1,Graphics.LEFT|Graphics.TOP);
        }
    }
    
    
    public void paint(Graphics g) {
        int tempY=5;
        g.setFont(Font.getFont(Font.FACE_SYSTEM,Font.STYLE_PLAIN,Font.SIZE_SMALL));
        g.setColor(0,0,0);
        g.fillRect(0,0,128,128);
        g.setColor(255,255,0);
        
        if (m_unitSize>0) {
            // StringBuffer sss,sss1;
            sss.delete(0,sss.length() );
            if(m_unitType==1)
                //sss=new StringBuffer(
                sss.append( m_unitId+1);
            else
                sss.append( m_unitSize);
            //sss=new StringBuffer(String.valueOf(m_unitSize));
            sss.append("-");
            sss.append(m_wordId+1);
            g.drawString(sss.toString(),5,tempY,Graphics.LEFT|Graphics.TOP);
            // sss=null;
            sss.delete(0,sss.length() );
            //sss=new StringBuffer("计时: ");
            sss.append( "计时: ");
            sss.append(m_playSpeed-m_nowSpeed);
            sss1.delete(0,sss1.length() );
            //sss1=new StringBuffer("中文解释是");
            sss1.append( "中文解释是");
            for(int i=0;i<m_nowSpeed;i++) {
                sss1.append(">");
            }
            g.drawString(sss.toString(),90,tempY,Graphics.LEFT|Graphics.TOP);
            
            tempY+=15;
            g.drawString((String)m_unitContent.elementAt(m_wordId*3),5,tempY,Graphics.LEFT|Graphics.TOP);
            tempY+=14;
            drawSpell(g,(String)m_unitContent.elementAt(m_wordId*3+1),5,tempY,m_readImg);
            tempY+=20;
            if (m_nowSpeed>(m_playSpeed/2-1)) {
                tempC=(String)m_unitContent.elementAt(m_wordId*3+2);
                
                while(  tempC.length()>10) {
                    tempC1=tempC.substring(0,10);
                    g.drawString(tempC1,5,tempY,Graphics.LEFT|Graphics.TOP);
                    tempC=tempC.substring(10);
                    tempY+=18;
                }
                g.drawString(tempC,5,tempY,Graphics.LEFT|Graphics.TOP);
            }
            else {
                g.drawString(sss1.toString(),2,tempY,Graphics.LEFT|Graphics.TOP);
            }
            
            if ((m_wordId<m_unitSize-1)||(m_nowSpeed<m_playSpeed)) {
                if (m_unitType!=0)
                    g.drawString("记录",2,110,Graphics.LEFT|Graphics.TOP);
                else
                    g.drawString("删除",2,110,Graphics.LEFT|Graphics.TOP);
            }
            else {
                g.drawString("重新",2,110,Graphics.LEFT|Graphics.TOP);
                m_status=STATUS_WAITREPEAT;
            }
            g.drawString("0帮助",64,110,Graphics.HCENTER|Graphics.TOP);
            g.drawString("返回",100,110,Graphics.LEFT|Graphics.TOP);
            if ((m_status==STATUS_WAITWRITEWORD)||(m_status==STATUS_WAITDELWORD)||(m_status==STATUS_WAITHELP)) {
                if(m_status==STATUS_WAITHELP) {
                    g.setColor(255,255,255);
                    g.fillRoundRect(5,5,118,110,2,2);
                    g.setColor(51,0,0);
                    g.drawRect(6,6,115,107);
                    g.drawString("上下键单词选择",10,10,g.LEFT|g.TOP);
                    g.drawString("提机键直接显示中文",10,30,g.LEFT|g.TOP);
                    if (m_unitType==1) {
                        g.drawString("左右键单元选择",10,50,g.LEFT|g.TOP);
                        g.drawString("记录功能把单词记录",10,70,g.LEFT|g.TOP);
                        g.drawString("到自定义单词集中",10,90,g.LEFT|g.TOP);
                    }
                    else {
                        g.drawString("删除功能删除自定义",10,50,g.LEFT|g.TOP);
                        g.drawString("单词",10,70,g.LEFT|g.TOP);
                    }
                }
                else {
                    g.setColor(255,255,255);
                    g.fillRoundRect(18,38,94,54,2,2);
                    g.setColor(51,0,0);
                    g.drawRect(20,40,90,50);
                    if(m_status==STATUS_WAITWRITEWORD) {
                        g.drawString("记录当前单词",25,42,g.LEFT|g.TOP);
                        g.drawString("按提机键确认，",25,58,g.LEFT|g.TOP);
                        g.drawString("其他键放弃。",25,74,g.LEFT|g.TOP);
                    }
                    else {
                        g.drawString("删除当前单词",25,42,g.LEFT|g.TOP);
                        g.drawString("按提机键确认，",25,58,g.LEFT|g.TOP);
                        g.drawString("其他键放弃。",25,74,g.LEFT|g.TOP);
                    }
                }
            }
            g.setColor(255,255,0);
        }
        else {
            g.drawString("当前词集暂无单词...",64,64,g.HCENTER|g.TOP);
            g.drawString("返回",100,110,Graphics.LEFT|Graphics.TOP);
        }
        
    }
    
    public void startThread() {
        m_jugThread=true;
        m_thread.start();
        
    }
    public void stopThread() {
        m_jugThread=false;
        m_thread = null;
    }
    
    
    public void beginNewPlay() {
        m_wordId=0;
        m_nowSpeed=0;
        m_status=STATUS_PLAY;
        if (m_unitContent==null) {
            m_unitSize=0;
        }
        else
            m_unitSize=m_unitContent.size()/3;
    }
    /**
     * Called when a key is pressed.
     */
    protected  void keyPressed(int keyCode) {
        
        if ((m_status==STATUS_WAITWRITEWORD)||(m_status==STATUS_WAITDELWORD)||(m_status==STATUS_WAITHELP)) {
            if(keyCode==-5) {
                if(m_status==STATUS_WAITWRITEWORD) {
                    midlet.doWriteWord((String)m_unitContent.elementAt(m_wordId*3),(String)m_unitContent.elementAt(m_wordId*3+1),(String)m_unitContent.elementAt(m_wordId*3+2));
                    
                }
                
                else
                    if(m_status==STATUS_WAITDELWORD) {
                        if(midlet.doDelWord((String)m_unitContent.elementAt(m_wordId*3))) {
                            m_unitContent.removeElementAt(m_wordId*3);
                            m_unitContent.removeElementAt(m_wordId*3);
                            m_unitContent.removeElementAt(m_wordId*3);
                            beginNewPlay();
                        }
                        
                    }
            }
            m_status=STATUS_PLAY;
        }
        else {
            switch (keyCode) {
                case -7:
                    stopThread();
                    midlet.setUnitPos(m_unitId+1);
                    midlet.nowDisplay(this,midlet.WIN_JDC);
                    break;
                case 32:
                    if (m_status==STATUS_WAITREPEAT) {
                        beginNewPlay();
                    }
                    else
                        if (m_unitType==1)
                            m_status=STATUS_WAITWRITEWORD;
                        else
                            m_status=STATUS_WAITDELWORD;
                    break;
                case -3:
                    if (m_unitType==1) {
                        if (m_unitId>0) {
                            m_unitId--;
                            
                            midlet.getUnit(m_unitType,m_unitId,m_unitContent);
                            beginNewPlay();
                        }
                    }
                    break;
                case -4:
                    if(m_unitType==1) {
                        if (m_unitId<midlet.m_unitNumber-1) {
                            m_unitId++;
                            midlet.getUnit(m_unitType,m_unitId,m_unitContent);
                            beginNewPlay();
                            // repaint();
                        }
                    }
                    break;
                case -2:
                    if (m_wordId<m_unitSize-1) {
                        m_wordId++;
                        m_nowSpeed=0;
                        m_status=STATUS_PLAY;
                    }
                    break;
                    
                case -1:
                    if (m_wordId>0) {
                        m_wordId--;
                        m_nowSpeed=0;
                        m_status=STATUS_PLAY;
                    }
                    break;
                case -5:
                    if (m_nowSpeed<(m_playSpeed/2))
                        m_nowSpeed=m_playSpeed/2;
                    break;
                case KEY_NUM0:
                    m_status=STATUS_WAITHELP;
                    break;
            }
        }
    }
    
    
    public void run() {
        int tempTime=0;
        while(m_jugThread) {
            try {
                
                Thread.sleep(200);
                if (m_status==STATUS_PLAY) {
                    if(tempTime<6)
                    {  tempTime++;
                       continue;
                    }
                    else {
                        m_nowSpeed++;
                        tempTime=0;
                        System.gc();
                    }
                    
                    if (m_nowSpeed>m_playSpeed) {
                        if(m_wordId<m_unitSize-1) {
                            m_wordId++;
                            m_nowSpeed=0;
                        }
                        else {
                            m_status=STATUS_WAITREPEAT;
                        }
                    }
                }
                //Display.getDisplay( midlet ).callSerially( this );
                repaint();
                serviceRepaints();
                
            }
            catch(Exception e) {
            }
            
        }
    }
    
}