/*
 * Public.cpp
 *
 *  Created on: Jul 16, 2013
 *      Author: yiyu
 *  QQ:1036184468
 *  Descriptoin:
    
 */

#include "Public.h"
#include <QFont>
#include <QFontMetrics>
#include <stdio.h>

#include <QFile>
#include <QFont>
#include <QImage>
#include <QTextEdit>
#include <QPainter>
#include <QDebug>

static QString FontName;

Public::Public(){

}
// "Zfull-GB";break;/
Public::~Public(){
    FontName="";
}
// 20160303  : #define FONTV "WenQuanYiCN"  ; FONTV1 FONTV2 "WenQuanYiNX"
//#define FONTV  "DejaVuSansnx"//"DejaVu Sans"
#define FONTV  "WenQuanYiCN"
//#define FONTV  "WenQuanYiNX"
#define FONTV1 "WenQuanYiNX"
//#define FONTV1 "DejaVu Sans"
//#define FONTV2 "DejaVu Sans"
#define FONTV2 "WenQuanYiNX"//"WenQuanYi Micro Hei"
//"Zfull-GB"
#define FONTC  "wenquanyi"

//#define FONTC  "WenQuanYi"
int Public::getMinFontPixelSize(){
	return 5;
}
QString Public::getFontFamily(int pixelSize){
	switch(pixelSize){

#ifdef VNLG
        case 5:
        case 6:
        case 7:
        case 9:
            return "biyang";break;
        case 10:
        case 11:
        case 12:
            return (FontName=="Chinese" || FontName=="English")?FONTC:FONTV;break;//return "UnDotum";break;//
            //return "UnDotum";break;//Zfull-GB
        case 14:case 13:case 15:
        case 16:
        case 24:
        case 32:
            return (FontName=="Chinese" || FontName=="English")?FONTC:FONTV;break;//return "UnDotum";break;//return (FontName=="Chinese")?FONTC:"Zfull-GB";break;
        case 28:
        //case 32:
        case 36:
            return //(FontName=="Chinese")?FONTC:
                   //FONTV1;//
            (FontName=="Chinese" || FontName=="English")?FONTV2:FONTV1;break;

            //    "Zfull-GB";break;//return "UnDotum";break;//return (FontName=="Chinese")?FONTC:"Zfull-GB";break;
            // 16点阵以上直接使用方正字体
        default:
            return
                 (FontName=="Chinese" || FontName=="English")?FONTV2:FONTV1;break;
                 //FONTC; //
                 //"WenQuanYi Micro Hei";
                 //"WenQuanYiMH";
#else
                case 5://return "SerifL";break;
                case 6:
                case 7:
                case 9:return "biyang";break;                
                default:return
                    FONTC;
#endif

            break;//return "WenQuanYi Zen Hei"; break;
	}
    return FONTV2;
}

QString Public::getFontFamily(int pixelSize, int vartype){
        switch(pixelSize){
            case 5:
            case 6:
            case 7:
            case 9:
            {
            if(vartype>19&& vartype<30)
            {
                return "SerifL";
            }
            else if(vartype>39&& vartype<50)
            {
                return "SerifR";
            }
            else if((vartype>29&& vartype<40) || vartype == 90 || vartype==91)
            {
                return "bangla";
            }
            else if((vartype>49&& vartype<60) || vartype == 100 || vartype==101)
            {
                return "biyangF";
            }
            else if((vartype>59&& vartype<70) || vartype == 110 || vartype==111)
            {
                return "Roman";
            }
            else
            {
                return "biyang";
            }
//                        (vartype>19&& vartype<30)?"SerifL":
//                        (vartype>39&& vartype<50)?"SerifR":
//                                                  "biyang";
            }
                break;
            default:return
                    FONTC;
            break;//return "WenQuanYi Zen Hei"; break;
        }

    return FONTV2;
}

static int pixel_size[] = {5,7,9,12,16,21,24};//,28,32};
#define NUM  6
int Public::derivePixelSizeFromHeight(int value){
	static int init_done;
    static int height[NUM*2];
    //static int heightB[NUM];

//  12 -12  16--15  24 --19  28  -22   32 --25
/*
HEIL 0 6
HEIL 1 8
HEIL 2 10
HEIL 3 13
HEIL 4 17
HEIL 5 32
HEIL 6 37
HEIL 7 42
    */
	if(!init_done){
        for(int i = 0; i < NUM; i++){
			QFont font;
			font.setFamily(Public::getFontFamily(pixel_size[i]));
			font.setPixelSize(pixel_size[i]);
            font.setBold(0);
            height[2*i] = getNumberHeight(font);
            font.setBold(1);
            height[2*i+1] = getNumberHeight(font);
            //qDebug()<<"HEIL"<<i<<height[2*i]<<height[2*i+1]<<font;
		}
		init_done = 1;
	}
/*
HEIL 0 5
HEIL 1 7
HEIL 2 9
HEIL 3 12
HEIL 4 16
HEIL 5 26
HEIL 6 30
HEIL 7 34
HEIL 8 39
HEIL 9 32
 * */
    for(int i = 0; i < (NUM) ; i ++){
        if(value <= height[2*i]){
            //qDebug()<<"pixel_size"<<pixel_size[i];
			return pixel_size[i];
		}
        if(value <= height[2*i+1]){
            //qDebug()<<"pixel_size"<<pixel_size[i];
            return pixel_size[i];
        }
	}
    return pixel_size[1];
}
//  12 -12  16--15  24 --19  28  -22   32 --25
int Public::derivePixelSizeFromHeightNx(int value){
    static int init_done;
    static int height[sizeof(pixel_size)];
    //qDebug()<<"pixel_size"<<pixel_size;
    return pixel_size[1];
}

int Public::getAdjustedPixelSize(int value){
	for(int i = 0; i < sizeof(pixel_size); i++){
		if(value <= pixel_size[i])
			return pixel_size[i];
	}
    return value;
}

void Public::resetPara()
{
    char cmd[500];
    //snprintf(cmd,sizeof(cmd),"cp /home/plg/r_conf/*.bin  /home/plg/r_conf/UP.dpn  /home/plg/conf/");
    //system(cmd);
    //snprintf(cmd,sizeof(cmd),"cp /home/plg/r_conf/UP.png /home/plg/r_conf/UP.h* /home/plg/doc/ ");
    //system(cmd);
    //snprintf(cmd,sizeof(cmd),"cp /home/plg/r_conf/UP1.png /home/plg/r_conf/UP1.h* /home/plg/doc/ ");
    //system(cmd);
}

void Public::backupPara()
{
    char cmd[500];
    return  ;
    QFile file("/home/plg/conf/sysPara.bin");
   // if(!file.exists())return ;
    snprintf(cmd,sizeof(cmd),"cp /home/plg/conf/*.bin  /home/plg/conf/UP.dpn  /home/plg/r_conf/");
    system(cmd);
    snprintf(cmd,sizeof(cmd),"cp /home/plg/doc/UP.png /home/plg/doc/UP.h* /home/plg/r_conf/ ");
    system(cmd);
    snprintf(cmd,sizeof(cmd),"cp /home/plg/doc/UP1.png /home/plg/doc/UP1.h* /home/plg/r_conf/ ");
    system(cmd);
    system("mkdir /opt/bak");
    system("mkdir /opt/bak/conf");
    snprintf(cmd,sizeof(cmd),"cp /home/plg/QtUI /opt/bak/");
    system(cmd);
    system("cp /home/plg/conf/sysPara.bin /opt/bak/");
    if(file.exists("/ect/init.d/rcS")){
            snprintf(cmd,sizeof(cmd),"cp /ect/init.d/rcS  /opt/bak/ ");
            system(cmd);
    }
    if(file.exists("/home/plg/qt4")){
            snprintf(cmd,sizeof(cmd),"cp /home/plg/qt4  /opt/bak/");
            system(cmd);
    }

}

QString Public::readLanguageType(){
    QFile file1("/home/plg/UseEn");
    QString InputTxtFileName;
    char buf[256];
    InputTxtFileName = "WINPY_utf8.txt";
    if(file1.exists())
    {
        file1.open(QFile::ReadWrite);
        int len=file1.readLine((char*)buf,256);
        buf[len]='\0';
        //qDebug()<<"language:"<<buf<<len<<language.length();
        if(len>2) {
            len=file1.readLine((char*)buf,256);
            if(len){
                buf[len]='\0';
                QString s1 = buf;
                int n=s1.indexOf("\r\n");
                if(n)
                    s1 = s1.mid(0,n);
                if(s1.endsWith("utf8.txt")) InputTxtFileName = s1;
                else InputTxtFileName = "WINPY_utf8.txt";
            }
        }
        if(file1.isOpen()) file1.close();
    }
    return InputTxtFileName;
}

QString Public::ReadLanguageName()
{
    QFile file1("/home/plg/UseEn");
    QString language="Chinese";
    char buf[256];

    if(file1.exists())
    {
        file1.open(QFile::ReadWrite);
        int len=file1.readLine((char*)buf,256);
        buf[len]='\0';
        //qDebug()<<"language:"<<buf<<len<<language;
        if(len>2) {
            language = buf;
            int n=language.indexOf("\r\n");
            if(n>0)
                language = language.mid(0,n);
        }
        if(file1.isOpen())file1.close();
    }
    //qDebug()<<"language2:"<<buf<<language;
   // language="Chinese"; // 仅仅中文

    FontName = language;
    return language;
}

int Public::getNumberHeight(QFont font){
    QFontMetrics fontMetrics(font);
    //int width = (fontMetrics.width("0123456789"))/10 ;
    int height =  fontMetrics.ascent()+ fontMetrics.descent();
    int width1 = (fontMetrics.width("ABH89"));
    QTextEdit text1;
    text1.setFont(font);
    //qDebug()<<font;
    text1.setText("F08H");
    text1.show();
    QImage image(width1,height+16,QImage::Format_ARGB32);
    image.fill(0x00ffffff);
    QPainter painter(&image);
    text1.document()->drawContents (&painter, image.rect());		/*将text写到pic*/
    text1.hide();
#if 0
    QString s;
    s.sprintf("/home/ss%d-%d.jpg",font.pixelSize(),font.bold()?75:50);
    image.save(s);
#endif

    int imgHeight = image.height();
    int imgWidth = image.width();
    int FirstValidRow = 0;
    bool lastFlag=0;
    int k,j;
    for(k = 0; k <imgHeight - 1 ; k++){
        for( j = 0; j < imgWidth; j ++){
            QRgb rgb = image.pixel(j,k);
            if((rgb&0x00ffffff) < 0x50){
                FirstValidRow = k;
                lastFlag=1;
                break;
            }
        }
        if(lastFlag)
            break;
    }
    int lastValidRow = 0;
    lastFlag=0;
    for( k = imgHeight - 1; k > 0 ; k--){
        for( j = 0; j < imgWidth; j ++){
            QRgb rgb = image.pixel(j,k);
            //qDebug()<<k<<QString().sprintf("%06X",rgb);
            if((rgb&0x00ffffff) < 0x50){
                lastValidRow = k +1;
                lastFlag=1;
                break;
            }
        }
        if(lastFlag)
            break;
    }
    height = lastValidRow-FirstValidRow;
    //qDebug()<<"Var:"<<FirstValidRow<<lastValidRow<<height;
    return height;
}


time_t Public::getDateFromMacro(char const *time) {
    char s_month[5];
    int month, day, year;
    struct tm t = {0};
    static const char month_names[] = "JanFebMarAprMayJunJulAugSepOctNovDec";

    sscanf(time, "%s %d %d", s_month, &day, &year);

    month = (strstr(month_names, s_month)-month_names)/3;

    t.tm_mon = month;
    t.tm_mday = day;
    t.tm_year = year - 1900;
    t.tm_isdst = -1;

    return mktime(&t);
}

QString Public::DateToString(char const *time){
    char s_month[5];
    int month, day, year;
    //struct tm t = {0};
    static const char month_names[] = "JanFebMarAprMayJunJulAugSepOctNovDec";
//qDebug()<<time;
    sscanf(time, "%s %d %d", s_month, &day, &year);
    //qDebug()<<time<<s_month<<day<<year;

    month = ((strstr(month_names, s_month)-month_names)/3)+1;
    //qDebug()<<month<<s_month;
    QString s;
    s.sprintf("%04d-%02d-%02d",year,month,day);
    return s;
}

int Public::getType(int vartype){

    int tmp = vartype ;
    if(tmp >= 60) tmp = vartype-60;
    else if(tmp >= 50) tmp = vartype-50;
    else if(tmp >= 40) tmp = vartype-40;
    else if(tmp >= 30) tmp = vartype-30;
    else if(tmp >= 20) tmp = vartype-20;
    return tmp;


}

/*
 *
#ifdef MMVAR11
                    // 同一行先排序: ，不同行分开排序，如何实现。
                    int i,j;
                    for(i=0;i<sysPara->status.variNum-1;i++){
                        bool ch_flag=0;
                        for(j=i+1;j<sysPara->status.variNum;j++){
                            if(sysPara->status.vars[j].startColPos < sysPara->status.vars[j-1].startColPos ){
                                int n=sysPara->status.vars[j].startRowPos;
                                sysPara->status.vars[j].startRowPos = sysPara->status.vars[j-1].startRowPos;
                                sysPara->status.vars[j-1].startRowPos = n;
                                n=sysPara->status.vars[j].startColPos;
                                sysPara->status.vars[j].startColPos = sysPara->status.vars[j-1].startColPos;
                                sysPara->status.vars[j-1].startColPos = n;
                                ch_flag =1;
                            }
                        }
                        if(ch_flag==0) break;
                    }
#endif
*/