jdclock.java

java编程实例

//JDClock.java
import java.applet.Applet;
import java.awt.*;
import java.util.Date;

public class JDClock extends Applet
    implements Runnable
{
    //变量定义
    MediaTracker tracker ;
    Thread timer ;
    boolean suspended = false;
    Polygon SegmentPolygon[] ;
    int NumberSegment[][] = {
    	
        {0, 1, 2, 3, 4, 5, -1, -1},
        {1, 2, -1, -1, -1, -1, -1, -1},
        {0, 1, 3, 4, 6, -1, -1, -1},
        {0, 1, 2, 3, 6, -1, -1, -1},
        {1, 2, 5, 6, -1, -1, -1, -1},
        {0, 2, 3, 5, 6, -1, -1, -1},
        {0, 2, 3, 4, 5, 6, -1, -1},
        {0, 1, 2, -1, -1, -1, -1, -1},
        {0, 1, 2, 3, 4, 5, 6, -1},
        {0, 1, 2, 3, 5, 6, -1, -1},
        {7, 8, -1, -1, -1, -1, -1, -1},
        {9, -1, -1, -1, -1, -1, -1, -1}
    
    };

    int WeekPointX[][] = {
    	
        {
            
            0, 0, 1, 1, 1, 5, 1, 3, 5, 5,
            6, 6, 4, 4, 5, 2, 2, 2, 3, 3,
            3, 6, 6, 7, 9, 9, 8, 8, 7, 8,
            8, 11, 10, 11, 11, 12, 12, 12, 12, 13,
            -1
        
        }, {
        
            0, 0, 1, 1, 2, 2, 3, 3, 4, 4,
            5, 5, 6, 6, 6, 6, 7, 7, 7, 7,
            8, 8, 9, 9, 9, 9, 10, 10, 10, 12,
            12, 13, 13, 14, 14, 14, 14, 11, 11, 11,
            -1
        
        }, {
         
            0, 5, 2, 2, 1, 1, 0, 0, 6, 6,
            5, 5, 4, 5, 5, 8, 7, 8, 8, 9,
            9, 9, 9, 10, -1
        
        }, {
        
            0, 0, 1, 1, 2, 2, 3, 3, 4, 4,
            5, 5, 5, 4, 6, 6, 7, 7, 8, 8,
            9, 9, 11, 9, 11, 13, 13, 13, 13, 9,
            9, 9, 9, 11, 11, 10, 11, 12, -1
        
        }, {
        
            0, 5, 2, 2, 1, 1, 0, 0, 4, 5,
            5, 5, 6, 6, 7, 7, 7, 10, 10, 10,
            9, 9, 8, 8, -1
        
        }, {
        
            6, 2, 2, 2, 5, 1, 1, 1, 0, 0,
            10, 8, 8, 8, 7, 7, 6, 6, -1
        
        }, {
        
            6, 7, 7, 3, 2, 2, 3, 3, 4, 4,
            5, 5, 5, 0, 0, 1, 1, 3, 6, 6,
            7, 7, 8, 8, 7, 12, 10, 11, 11, 11,
            12, 12, 12, 9, 9, 8, 9, 12, -1
        
        }
    
    };
    int WeekPointY[][] = {
      
        {
      
            5, 6, 5, 7, 6, 6, 7, 7, 6, 3,
            5, 4, 4, 3, 3, 3, 3, 1, 3, 0,
            0, 0, 1, 1, 2, 3, 3, 7, 6, 6,
            7, 7, 6, 6, 5, 5, 5, 2, 2, 2,
            -1
       
        }, {
       
            7, 6, 6, 3, 4, 0, 0, 7, 7, 0,
            4, 5, 2, 3, 6, 7, 7, 4, 2, 0,
            0, 4, 0, 1, 4, 6, 3, 7, 7, 7,
            6, 6, 5, 5, 5, 2, 2, 2, 2, 3,
            -1
       
        }, {
        
            0, 0, 0, 3, 2, 6, 5, 7, 2, 3,
            3, 7, 6, 6, 7, 7, 6, 6, 5, 5,
            5, 2, 2, 2, -1
       
        }, {
        
            0, 7, 0, 6, 3, 5, 2, 3, 0, 2,
            0, 7, 7, 7, 4, 6, 3, 4, 1, 3,
            0, 1, 2, 4, 2, 2, 2, 4, 4, 4,
            4, 7, 7, 7, 7, 6, 7, 6, -1
       
        }, {
        
            0, 0, 0, 3, 3, 6, 5, 7, 7, 7,
            7, 4, 5, 1, 3, 0, 2, 2, 2, 4,
            2, 7, 7, 6, -1
       
        }, {
         
            0, 0, 0, 3, 3, 3, 2, 6, 5, 7,
            2, 2, 2, 4, 3, 7, 6, 7, -1
        
        }, {
          
            1, 1, 0, 0, 1, 3, 2, 3, 3, 4,
            3, 6, 6, 6, 5, 5, 7, 7, 4, 5,
            5, 7, 5, 7, 7, 7, 6, 6, 7, 2,
            2, 4, 4, 4, 4, 3, 2, 2, -1
        
        }
    
    };
    int WeekOffset[] = {4, 20, 40, 55, 74, 88, 101};
    Image image[] ;
    Image wimage[] ;
    Image buf_image ;
    Graphics gc ;
    int bdigit_width = 0;
    int bdigit_height = 0;
    int base_width = 0;
    int base_height = 0;
    int offset = 0;
    long TimeDiff = 0;
    boolean ShowWeek = false;
    boolean ShowDate = false;
    boolean Show24Hour = false;
    boolean ShowFrame = false;
    Color BorderLight ;
    Color BorderMideum ;
    Color BorderDark ;
    Color BGColor ;
    Color FontColor ;
    Color DayColor ;
    Color TodayColor ;
    Color SundayColor ;
    //构造函数
    public JDClock()
    {
    
        SegmentPolygon = new Polygon[10];
        image = new Image[12];
        wimage = new Image[7];
        bdigit_width = 15;
        bdigit_height = 20;
        base_width = 130;
        base_height = 65;
        offset = 5;
        ShowWeek = true;
        ShowDate = true;
        Show24Hour = true;
        ShowFrame = true;
    
    }
    //得到字符串和整数类型的参数
    int getParameter(String s1, int s2) 
    {
  
        String s = getParameter(s1) ;
        return (s != null) ? Integer.parseInt(s) : s2 ;
   
    }
    //得到字符串型的参数
    String getParameter(String s1, String s2) 
    {
  
        String s = getParameter(s1) ;
        return (s != null) ? s : s2 ;
  
    }
    //得到字符串和颜色类型的参数
    Color getParameter(String s1, Color s2)
    {
 
        String s = getParameter(s1);
        return (s != null) ? new Color(Integer.parseInt(s, 16)) : s2 ;
  
    }
    //得到字符串和字体类型的参数
    Font getParameter(String fn, String fs, String sz, Font s2)
    {
 
        int fontStyle = Font.PLAIN ;
        fs = getParameter(fs, "PLAIN") ;
        if (fs.toUpperCase().indexOf("BOLD") != -1) 
        	fontStyle |= Font.BOLD ;
        if (fs.toUpperCase().indexOf("ITALIC") != -1) 
        	fontStyle |= Font.ITALIC ;
        return ((fn = getParameter(fn)) != null) ?
          new Font(fn, fontStyle, getParameter(sz, s2.getSize())) :
          new Font(s2.getName(), fontStyle, 
          	getParameter(sz, s2.getSize())) ;
  
    }
    //初始化小程序
    public void init()
    {
        
        SegmentPolygon[0] = new Polygon();
        SegmentPolygon[0].addPoint(3, 2);
        SegmentPolygon[0].addPoint(13, 2);
        SegmentPolygon[0].addPoint(10, 5);
        SegmentPolygon[0].addPoint(6, 5);
        SegmentPolygon[1] = new Polygon();
        SegmentPolygon[1].addPoint(14, 2);
        SegmentPolygon[1].addPoint(14, 10);
        SegmentPolygon[1].addPoint(13, 10);
        SegmentPolygon[1].addPoint(11, 8);
        SegmentPolygon[1].addPoint(11, 5);
        SegmentPolygon[2] = new Polygon();
        SegmentPolygon[2].addPoint(14, 11);
        SegmentPolygon[2].addPoint(14, 18);
        SegmentPolygon[2].addPoint(11, 15);
        SegmentPolygon[2].addPoint(11, 12);
        SegmentPolygon[2].addPoint(12, 11);
        SegmentPolygon[3] = new Polygon();
        SegmentPolygon[3].addPoint(14, 19);
        SegmentPolygon[3].addPoint(2, 19);
        SegmentPolygon[3].addPoint(5, 16);
        SegmentPolygon[3].addPoint(11, 16);
        SegmentPolygon[4] = new Polygon();
        SegmentPolygon[4].addPoint(2, 18);
        SegmentPolygon[4].addPoint(2, 11);
        SegmentPolygon[4].addPoint(4, 11);
        SegmentPolygon[4].addPoint(5, 12);
        SegmentPolygon[4].addPoint(5, 15);
        SegmentPolygon[5] = new Polygon();
        SegmentPolygon[5].addPoint(2, 10);
        SegmentPolygon[5].addPoint(2, 2);
        SegmentPolygon[5].addPoint(5, 5);
        SegmentPolygon[5].addPoint(5, 8);
        SegmentPolygon[5].addPoint(3, 10);
        SegmentPolygon[6] = new Polygon();
        SegmentPolygon[6].addPoint(4, 10);
        SegmentPolygon[6].addPoint(5, 9);
        SegmentPolygon[6].addPoint(11, 9);
        SegmentPolygon[6].addPoint(12, 10);
        SegmentPolygon[6].addPoint(10, 12);
        SegmentPolygon[6].addPoint(5, 12);
        SegmentPolygon[7] = new Polygon();
        SegmentPolygon[7].addPoint(6, 4);
        SegmentPolygon[7].addPoint(9, 4);
        SegmentPolygon[7].addPoint(9, 7);
        SegmentPolygon[7].addPoint(6, 7);
        SegmentPolygon[8] = new Polygon();
        SegmentPolygon[8].addPoint(6, 13);
        SegmentPolygon[8].addPoint(9, 13);
        SegmentPolygon[8].addPoint(9, 16);
        SegmentPolygon[8].addPoint(6, 16);
        SegmentPolygon[9] = new Polygon();
        SegmentPolygon[9].addPoint(3, 8);
        SegmentPolygon[9].addPoint(12, 8);
        SegmentPolygon[9].addPoint(12, 11);
        SegmentPolygon[9].addPoint(3, 11);
        String s = getParameter("24HourTime");
        if(s != null && s.equals("no")) Show24Hour = false;
        s = getParameter("ShowWeek");
        if(s != null && s.equals("no"))
        {

            ShowWeek = false;
            base_height -= 10;

        }
        s = getParameter("ShowDate");
        if(s != null && s.equals("no"))
        {

            ShowDate = false;
            base_height -= 25;

        }
        s = getParameter("ShowFrame");
        if(s != null && s.equals("no"))
        {

            ShowFrame = false;
            offset = 0;
            base_width -= 10;
            base_height -= 10;

        }
        resize(base_width, base_height);
        BorderLight = getParameter("BorderColor", new Color(255)) ;
        BorderDark = new Color(BorderLight.getRed() / 3, 
           BorderLight.getGreen() / 3, BorderLight.getBlue() / 3);
        BorderMideum = new Color(BorderDark.getRed() * 2,