JNI源码和动态库实验参考.rar_JNI源码_和动态库_实验参考

package com.hanheng.a53.dotarray; import java.io.IOException; import java.io.InputStream; import java.util.Arrays; import java.util.regex.Pattern; public class FontClass implements Runnable{ private byte[][] fontCodes; private String content; private int showTime; private static FontClass instance = new FontClass(); public static FontClass getInstance() { if(instance==null) { instance = new FontClass(); } return instance; } private FontClass() { this.setContent("系统对用户进行了分级管理"); this.setShowTime(3); } public void startService() { DotArrayClass.Init(); new Thread(this).start(); } public void stopService() { DotArrayClass.Exit(); } @Override public void run() { for(int i=0;i<this.fontCodes.length;i++) { final int no = i; new Thread(new Runnable() { public void run() { DotArrayClass.DotShow(rearrange(printCode(fontCodes[no],true,false))); } }).start(); try { Thread.sleep(this.showTime*1000); } catch (InterruptedException e) { e.printStackTrace(); } } } /** * 获取汉字字模编码，编码方式: 阴码，逐行，顺向 * @param str 待取模汉字，仅限于汉字 * @return 字模编码，二维字节数组，每一行对应一个汉字的编码，输入非汉字字符串返回null */ public byte[][] Str2ByteArr(String str){ if(!Pattern.matches("^[\\u4e00-\\u9fa5]+$", str)) { str = "非法字符"; System.out.println(str); } try { InputStream is = getClass().getResourceAsStream(("/assets/hzk16s")); byte[] buffer = new byte[is.available()]; int b = 0,k=0; while((b=is.read())!=-1) { buffer[k] = (byte) b; k++; } is.close(); byte[] str2byte = str.getBytes("GB2312"); int len = str2byte.length/2; byte[][] result = new byte[len][32]; for(int i=0;i<len;i++) { int offset = (94*((str2byte[i*2]&0xFF)-161)+(str2byte[i*2+1]&0xFF)-161)*32; result[i] = Arrays.copyOfRange(buffer, offset,offset+32); } return result; }catch(IOException e) { return null; } } /** * 阴码，逐行，顺向编码打印到控制台 * @param code 阴码，逐行，顺向编码 * @param p 是否在控制台打印 * @param yy false：阴码，true：阳码 * @return 阴码/阳码 逐行，顺向数组，元素为0/1 */ public int[][] printCode(byte[] code,boolean p,boolean yy) { int[][] arr = new int[16][16]; byte[] buffer = Arrays.copyOf(code, 32); for(int k=0; k<16; k++){ for(int j=0; j<2; j++){ int v = buffer[k*2+j]&0xFF; for(int i=0; i<8; i++){ if(p) System.out.print((v>>(7-i))%2==1?"● ":"○ "); if(yy) { arr[k][j*8+i] = (v>>(7-i))%2==1?0:1; }else { arr[k][j*8+i] = (v>>(7-i))%2==1?1:0; } } } if(p) System.out.println(); } if(p) System.out.println(); return arr; } /** * 重新排列字模编码：阴码，逐行，顺向-->阴码，逐列，逆向 * @param code 阴码，逐行，顺向编码 * @return 阴码，逐列，逆向编码 */ public byte[] rearrange(int[][] arr) { byte[] code = new byte[32]; for(int i=0;i<16;i++) { int a=0,b=0; for(int j=0;j<8;j++) { a+=arr[j][i]<<j; b+=arr[j+8][i]<<j; } code[i*2] = (byte) a; code[i*2+1] = (byte)b; } return code; } /** * 重新排列字模编码：阴码，逐行，顺向-->阴码，逐列，顺向 * @param code 阴码，逐行，顺向编码 * @return 阴码，逐列，顺向编码 */ public byte[] rearrange1(int[][] arr) { byte[] code = new byte[32]; for(int i=0;i<16;i++) { int a=0,b=0; for(int j=0;j<8;j++) { a+=arr[j][i]<<(7-j); b+=arr[j+8][i]<<(7-j); } code[i*2] = (byte) a; code[i*2+1] = (byte)b; } return code; } public String getHexString(byte[] bt){ String HEX = "01234567890ABCDEF"; StringBuffer sb = new StringBuffer(); for(int i=0,len=bt.length;i<len;i++){ int num = 0; num = (bt[i] & 0xFF); sb.append(HEX.charAt(num>>4)); sb.append(HEX.charAt(num%16)); sb.append(" "); } return sb.toString(); } public byte[][] getFontCodes() { return fontCodes; } public String getContent() { return content; } public byte[][] setContent(String content) { this.content = content; this.fontCodes = Str2ByteArr(content); return this.fontCodes; } public int getShowTime() { return showTime; } public void setShowTime(int showTime) { this.showTime = showTime; } }