Java液晶数字字体显示当前时间[通俗易懂]

Java液晶数字字体显示当前时间[通俗易懂]Java液晶数字字体显示当前时间importjava.text.SimpleDateFormat;importjava.util.ArrayList;importjava.util.Date;importjava.util.HashMap;importjava.util.List;importjava.util.Map;/****@authorzdy…

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Java液晶数字字体显示当前时间

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import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Date;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
/**
 * 
 * @author zdy 
 * @version 2019年3月11日16:03:12
 */
public class PrintDate {
  private final static String[][] parr = {
            {" ","-","-"," "," ","-","-"," "," "," ","-","-"," "," ","-","-"," "},
            {"|"," "," ","|","|"," "," ","|",".","|"," "," ","|","|"," "," ","|"},
            {" ","-","-"," "," ","-","-"," "," "," ","-","-"," "," ","-","-"," "},
            {"|"," "," ","|","|"," "," ","|",".","|"," "," ","|","|"," "," ","|"},
            {" ","-","-"," "," ","-","-"," "," "," ","-","-"," "," ","-","-"," "}};
    
    public static void main(String[] args) throws InterruptedException {
        Thread t = new Thread(new Runnable() {
            
            @Override
            public void run() {
                while(true) {
                    try {
                        Thread.sleep(1000);
                    } catch (InterruptedException e) {
                        e.printStackTrace();
                    }
                    print(parr);
                }
            }
        });
        t.start();
        t.join(0);
    }
    
    private static void print(String[][] arr) {
        Map<Integer,List<Integer>> m =  getDateArr();
        for (int i = 0; i < arr.length; i++) {
            List<Integer> indexs = m.get(i);
            for (int l = 0; l < arr[i].length; l++) {
                boolean flag = false;
                for (Integer index : indexs) {
                    if(index == l) {
                        flag = true;
                        break;
                    }
                }
                try {
                    Thread.sleep(1);
                } catch (InterruptedException e) {
                    e.printStackTrace();
                }
                if(!flag) {
                    System.out.print(arr[i][l]);
                } else {
                    System.err.print(arr[i][l]);
                }
            }
            System.out.println();
        }
    }
    
    private static Map<Integer,List<Integer>> getDateArr(){
        Map<Integer,List<Integer>> m = new HashMap<>();
        SimpleDateFormat sdf = new SimpleDateFormat("HH:mm");
        String currentTime = sdf.format(new Date());
        System.out.println(currentTime);
        String[] time = currentTime.split(":");
        String[] hour = time[0].split("");
        for (int i = 0; i < hour.length; i++) {
            Map<Integer, List<Integer>> tmp = getDateArrD(Integer.valueOf(hour[i]), i,0);
            if(!tmp.isEmpty()) {
                tmp.keySet().forEach(key -> {
                    List<Integer> list = m.get(key);
                    if(list ==null || list.size() <= 0) {
                        m.put(key, tmp.get(key));
                    } else {
                        list.addAll(tmp.get(key));
                        m.put(key, list);
                    }
                });
            }
        }
        String[] minute = time[1].split("");
        for (int i = 0; i < minute.length; i++) {
            Map<Integer, List<Integer>> tmp = getDateArrD(Integer.valueOf(minute[i]), i+2,1);
            if(!tmp.isEmpty()) {
                tmp.keySet().forEach(key -> {
                    List<Integer> list = m.get(key);
                    if(list ==null || list.size() <= 0) {
                        m.put(key, tmp.get(key));
                    } else {
                        list.addAll(tmp.get(key));
                        m.put(key, list);
                    }
                });
            }
        }
        return m;
    }
    
    private static Map<Integer,List<Integer>> getDateArrD(int num,int index,int n){
        Map<Integer,List<Integer>> m = new HashMap<>();
        List<Integer> n1 = null;
        switch(num) {
            default:
                n1 = new ArrayList<>();
                n1.add(1+index*4+n);
                n1.add(2+index*4+n);
                m.put(0, n1);
                
                n1 = new ArrayList<>();
                n1.add(0+index*4+n);
                n1.add(3+index*4+n);
                m.put(1, n1);
                n1 = new ArrayList<>();
                n1.add(1+index*4+n);
                n1.add(3+index*4+n);
                m.put(3, n1);
                
                n1 = new ArrayList<>();
                n1.add(1+index*4+n);
                n1.add(2+index*4+n);
                m.put(4, n1);
                return m;
            case 1:
                n1 = new ArrayList<>();
                n1.add(3+index*4+n);
                m.put(1, n1);
                
                n1 = new ArrayList<>();
                n1.add(3+index*4+n);
                m.put(3, n1);
                return m;
            case 2:
                n1 = new ArrayList<>();
                n1.add(1+index*4+n);
                n1.add(2+index*4+n);
                m.put(0, n1);
                
                n1 = new ArrayList<>();
                n1.add(4+index*4+n);
                m.put(1, n1);
                
                n1 = new ArrayList<>();
                n1.add(1+index*4+n);
                n1.add(2+index*4+n);
                m.put(2, n1);
                
                n1 = new ArrayList<>();
                n1.add(0+index*4+n);
                m.put(3, n1);
                
                n1 = new ArrayList<>();
                n1.add(1+index*4+n);
                n1.add(2+index*4+n);
                m.put(4, n1);
                return m;
            case 3:
                
                n1 = new ArrayList<>();
                n1.add(1+index*4+n);
                n1.add(2+index*4+n);
                m.put(0, n1);
                
                n1 = new ArrayList<>();
                n1.add(3+index*4+n);
                m.put(1, n1);
                
                n1 = new ArrayList<>();
                n1.add(1+index*4+n);
                n1.add(2+index*4+n);
                m.put(2, n1);
                
                n1 = new ArrayList<>();
                n1.add(3+index*4+n);
                m.put(3, n1);
                
                n1 = new ArrayList<>();
                n1.add(1+index*4+n);
                n1.add(2+index*4+n);
                m.put(4, n1);
                return m;
                
            case 4:
                n1 = new ArrayList<>();
                n1.add(0+index*4+n);
                n1.add(3+index*4+n);
                m.put(1, n1);
                
                n1 = new ArrayList<>();
                n1.add(1+index*4+n);
                n1.add(2+index*4+n);
                m.put(2, n1);
                
                n1 = new ArrayList<>();
                n1.add(3+index*4+n);
                m.put(3, n1);
                return m;
            case 5:
                n1 = new ArrayList<>();
                n1.add(1+index*4+n);
                n1.add(2+index*4+n);
                m.put(0, n1);
                
                n1 = new ArrayList<>();
                n1.add(0+index*4+n);
                m.put(1, n1);
                
                n1 = new ArrayList<>();
                n1.add(1+index*4+n);
                n1.add(2+index*4+n);
                m.put(2, n1);
                
                n1 = new ArrayList<>();
                n1.add(3+index*4+n);
                m.put(3, n1);
                
                n1 = new ArrayList<>();
                n1.add(1+index*4+n);
                n1.add(2+index*4+n);
                m.put(4, n1);
                return m;
            case 6:
                n1 = new ArrayList<>();
                n1.add(1+index*4+n);
                n1.add(2+index*4+n);
                m.put(0, n1);
                n1 = new ArrayList<>();
                n1.add(0+index*4+n);
                m.put(1, n1);
                
                n1 = new ArrayList<>();
                n1.add(1+index*4+n);
                n1.add(2+index*4+n);
                m.put(2, n1);
                
                n1 = new ArrayList<>();
                n1.add(0+index*4+n);
                n1.add(3+index*4+n);
                m.put(3, n1);
                
                n1 = new ArrayList<>();
                n1.add(1+index*4+n);
                n1.add(2+index*4+n);
                m.put(4, n1);
                return m;
            
            case 7:
                n1 = new ArrayList<>();
                n1.add(1+index*4+n);
                n1.add(2+index*4+n);
                m.put(0, n1);

                n1 = new ArrayList<>();
                n1.add(3+index*4+n);
                m.put(1, n1);
                
                n1 = new ArrayList<>();
                n1.add(3+index*4+n);
                m.put(3, n1);
                return m;
            case 8:
                n1 = new ArrayList<>();
                n1.add(1+index*4+n);
                n1.add(2+index*4+n);
                m.put(0, n1);
                
                n1 = new ArrayList<>();
                n1.add(0+index*4+n);
                n1.add(3+index*4+n);
                m.put(1, n1);
                
                n1 = new ArrayList<>();
                n1.add(1+index*4+n);
                n1.add(2+index*4+n);
                m.put(2, n1);
                
                n1 = new ArrayList<>();
                n1.add(1+index*4+n);
                n1.add(3+index*4+n);
                m.put(3, n1);
                
                n1 = new ArrayList<>();
                n1.add(1+index*4+n);
                n1.add(2+index*4+n);
                m.put(4, n1);
                return m;
            case 9:
                n1 = new ArrayList<>();
                n1.add(1+index*4+n);
                n1.add(2+index*4+n);
                m.put(0, n1);
                
                n1 = new ArrayList<>();
                n1.add(0+index*4+n);
                n1.add(3+index*4+n);
                m.put(1, n1);
                
                n1 = new ArrayList<>();
                n1.add(1+index*4+n);
                n1.add(2+index*4+n);
                m.put(2, n1);
                
                n1 = new ArrayList<>();
                n1.add(3+index*4+n);
                m.put(3, n1);
                
                n1 = new ArrayList<>();
                n1.add(1+index*4+n);
                n1.add(2+index*4+n);
                m.put(4, n1);
                return m;
        }
    }
}

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