main.cpp

#include <cstdio>
#include <cstdlib>
#include <iostream>
#include <iterator>
#include <pthread.h>
#include <unistd.h>
#include <termios.h>
#include <errno.h>
#include <fcntl.h>
#include <sys/types.h>
#include <string.h>
#include "serial_form_data.h"
#include "set_serial.h"
#include <signal.h>   
#include <string>
#include "font_trans.h"
using namespace std;

//定义两个信号用于内容改变的触发

//#define MYSIG_TRAN (_SIGRTMIN + 10)
#define MYSIG_SEND (_SIGRTMIN + 11)

union sigval my_sigval;

char word_buf[30];
char word_buf_r[30];

string tmp_word_str="^";
char word_chinse[100];

int open_port(void){
    int fd;
    fd = open("/dev/ttyACM0",O_RDWR|O_NOCTTY|O_NDELAY);

    if(fd==-1){
        perror("open_port:unable to open /dev/tty17");
    }else{
        fcntl(fd,F_SETFL,0);

    }

    return fd;

}

void my_str_ncp(char *str1,char *str2,int len){

    for(int i=0;i<len;i++){

        str2[i] = str1[i];


    }

}


void send_data(int sig,siginfo_t *info,void *data){

        cout<<"sendPacket doing"<<endl;
        char gbk[100]={0};
        Utf8ToGbk(word_chinse,strlen(word_chinse),gbk,sizeof(gbk));
        cout<<"gbk:"<<gbk<<endl;
        sendPacket(info->si_int,word_buf, strlen(word_buf));
        cout<<"send zhing"<<endl;
        sendPacket_zh(info->si_int,gbk, strlen(gbk));
        cout<<"zh en"<<endl;

}



void * get_word(void *arg){

    int fd=open("selection.txt",O_RDWR);
    int fd_zh=open("translation.txt",O_RDWR);
    while(1){
        memset(word_buf,0,30);
        memset(word_chinse,0,100);
        int len=read(fd,word_buf,30);
        

        if(strcmp(word_buf,word_buf_r)!=0){

            system("python connext_api.py");
            cout<<"python is called"<<endl;
            cout<<"two str"<<word_buf<<":"<<word_buf_r<<endl;
            int len_zh=read(fd_zh,word_chinse,100);
            cout<<"len_zh"<<len_zh<<endl;
            word_chinse[len_zh-1]='\0';

            lseek(fd_zh,0,SEEK_SET);
            
            //向本进程发送信号
            sigqueue(getpid(),SIGUSR1,my_sigval);

            
            my_str_ncp(word_buf,word_buf_r,30);
        }
        // string tmp_word_str=word_buf;
        lseek(fd,0,SEEK_SET);

        // cout<<"fd_word= "<<word_buf<<endl;
        // cout<<"tmp_word_str"<<tmp_word_str<<endl;
        if(len<0){

            perror("get_word read!");

        }

        sleep(1);

    }

    return NULL;

}


void *select_xclip(void *arg){

    
    while(1){

        system("/usr/bin/xclip -o > selection.txt");
        
        sleep(1);
    }
    return NULL;

}





int main (int argc, char *argv[])
{


    //初始化
    word_buf_r[0]='&';
    //注册信号
    struct sigaction act;
    sigemptyset(&act.sa_mask);
    act.sa_sigaction = send_data;


    act.sa_flags = SA_SIGINFO;


    sigaction(SIGUSR1, &act,NULL);

    std::cout<<word_buf<<std::endl;
   //得到word
    pthread_t pd[10];

    pthread_create(&pd[1], NULL, get_word, NULL);
    pthread_create(&pd[0],NULL,select_xclip,NULL);
    
    
    //std::cout<<"get word is"<<word_buf<<std::endl;
   //打开串口
    int fd=open_port();
    //设置serial参数
    set_arg(fd);
    //向串口写
    string word="";
    my_sigval.sival_int =fd;
    while(1){

        // send_data(fd);
        // sleep(3);
    }
    close(fd);

    std::cout<<"succes"<<std::endl;
    return 0;
}