dst.c

上位机液晶显示程序

#include "file.h"
#include "dst.h"
#include <stdio.h>

//#include "data.h"	//use by test
extern void number_to_char(uint8 data,char *tmp );
extern char UART_data[5];
//extern int UART0_SendStr(char * str);
extern uchar file_dst[];
uchar *file=file_dst;
//#define uint8 unsigned char

//得到一个字节某一位的值

uint8 getbit(unsigned char b, uint8 pos)
{
	uint8 bit;
	bit = (b>>pos)%2;
	return (bit);
}

//解析文件，得到一针dx的值

uint8 decode_record_dx (unsigned char b0, unsigned char b1, unsigned  char b2) {
	uint8 x=0;
	x+= getbit(b2,2)*(+81);
	x+= getbit(b2,3)*(-81);
	x+= getbit(b1,2)*(+27);
	x+= getbit(b1,3)*(-27);
	x+= getbit(b0,2)*(+9);
	x+= getbit(b0,3)*(-9);
	x+= getbit(b1,0)*(+3);
	x+= getbit(b1,1)*(-3);
	x+= getbit(b0,0)*(+1);
	x+= getbit(b0,1)*(-1);
	if(x>127)
		{
		x = 384-x;
		}
	return(x);
}

//解析文件，得到一针dy的值

uint8 decode_record_dy (unsigned char b0, unsigned char b1, unsigned  char b2) {
	uint8 y=0;
	y+= getbit(b2,5)*(+81);
	y+= getbit(b2,4)*(-81);
	y+= getbit(b1,5)*(+27);
	y+= getbit(b1,4)*(-27);
	y+= getbit(b0,5)*(+9);
	y+= getbit(b0,4)*(-9);
	y+= getbit(b1,7)*(+3);
	y+= getbit(b1,6)*(-3);
	y+= getbit(b0,7)*(+1);
	y+= getbit(b0,6)*(-1);
	if(y>127)
		{
		y = 384-y;
		}
	return(y);
}

//解析每一针的功能属性

uint8 decode_record_flags (unsigned char b2)
{
	uint8 cmd;
	if (b2==243) return END;      //结束
	cmd = (b2&195);
	switch (cmd) {
		case 3:
			return  NORMAL;       //正常刺绣
		case 131:
			return  JUMP;         //跳针
		case 195:
			return STOP;          // 停止
		default:
			return  UNKNOWN;      //默认
	}
}

extern UINT32 curr_pin;
//计算一个":"到下一个"."之间表示文件信息的内容
 UINT32 get_header_info(UINT32 current_pin, uchar *file_mayb)
 {
       UINT32 i;
       UINT32 info = 0;    
       //UART0_SendStr(" in get_header_info start \n");	
	for(i = current_pin;i<512;i++)
	{
		if(file[i] == 13 || file[i] == 0x2E )
		{
			if((file[i-1]>47)&&(file[i-1]<58))
			{
				info+= file[i-1]-48;
			//	UART0_SendStr("47<file[i-1]<58\n");	
			}
			else
			{
			//	UART0_SendStr("file[i-1]>58 && <47 \n");	
				break;
			}
			if((file[i-2]>47)&&(file[i-2]<58))
			{
				info+= (file[i-2]-48)*10;
			//	UART0_SendStr("47<file[i-2]<58\n");	
			}
			else
			{
			//	UART0_SendStr("file[i-2]>58 && <47 \n");	
				break;
			}
			if((file[i-3]>47)&&(file[i-3]<58))
			{
				info+= (file[i-3]-48)*100;
			//	UART0_SendStr("47<file[i-3]<58\n");	
			}
			else
			{
			//	UART0_SendStr("file[i-3]>58 && <47 \n");	
				break;
			}
			if((file[i-4]>47)&&(file[i-4]<58))
			{
				info+= (file[i-4]-48)*1000;
			//	UART0_SendStr("47<file[i-4]<58\n");	
			}
			else
			{
			//	UART0_SendStr("file[i-4]>58 && <47 \n");	
				break;
			}
			if((file[i-5]>47)&&(file[i-5]<58))
			{
				info+= (file[i-5]-48)*10000;
			//	UART0_SendStr("47<file[i-5]<58\n");	
			}
			else
			{
			//	UART0_SendStr("file[i-5]>58 && <47 \n");	
				break;
			}
			if((file[i-6]>47)&&(file[i-6]<58))
			{
				info+= (file[i-6]-48)*100000;
			//	UART0_SendStr("47<file[i-6]<58\n");	
			}
			else
			{
			//	UART0_SendStr("file[i-6]>58 && <47 \n");				
				break;
			}
		}
		//number_to_char(file[i],&UART_data[0]);
		//UART0_SendStr(UART_data);
		//UART0_SendStr("     ");
		//number_to_char(i,&UART_data[0]);
		//UART0_SendStr(UART_data);
		//UART0_SendStr("     ");
	}
	return info;

}



int guwj_x=0;
int guwj_y=0;

uint8 Decode_DST_Header( struct dst_inf *p ,uchar *file_mayb )
{
	 //头信息存储变量
	 unsigned char la;         //LA:文件名称
	 int st=0;         //ST:针数
	 int co=0;         //CO:颜色数
	 int x_right=0;    //+X:
	 int x_left=0;     //-X:
	 int y_up=0;       //+Y
	 int y_down=0;     //-Y
	 int ax;           //AX: the relative coordinates of the 
	 int ay;           //AY: last point from the start point in 0.1 mm

	 char var[3];	// temporary storage variable name
	// char val[512];
	 int valpos = 10;
	//	unsigned char tmp;
	 int i;
	//uint8 tmp;
	 	// fill variables from header fields

	for (i = valpos;i<522;i++)
	{
	   if (file[i]==':')
	   {
			var[0]=file[i-2];
			var[1]=file[i-1];
			var[2]='\0';
			if((var[0]=='L')&&(var[1]=='A'))
			{
				la = 76;
				valpos = i+1;
				UART0_SendStr("\n1111\n");
				//continue;
			}
			else if((var[0]=='S')&&(var[1]=='T'))
			{
                UART0_SendStr("\n2222\n");     
				st = get_header_info(i,file);
				valpos = i+1;
				//continue;
			}
			else if((var[0]=='C')&&(var[1]=='O'))
			{
				co = get_header_info(i,file);
				valpos = i+1;
				UART0_SendStr("\n3333\n");
				//continue;
			}
			else if((var[0]=='+')&&(var[1]=='X'))
			{
				x_right = get_header_info(i,file);
				valpos = i+1;
				UART0_SendStr("\n4444\n");
				//continue;
			}
			else if((var[0]=='-')&&(var[1]=='X'))
			{
				x_left = get_header_info(i,file);
				valpos = i+1;
				UART0_SendStr("\n5555\n");
				//continue;
			}
			else if((var[0]=='+')&&(var[1]=='Y'))
			{
				y_up = get_header_info(i,file);
				valpos = i+1;
				UART0_SendStr("\n6666\n");
				//continue;
			}
			else if((var[0]=='-')&&(var[1]=='Y'))
			{
				y_down = get_header_info(i,file);
				valpos = i+1;
				UART0_SendStr("\n7777\n");
				//continue;
			}
			else if((var[0]=='A')&&(var[1]=='X'))
			{
				ax = get_header_info(i,file);
				valpos = i+1;
				UART0_SendStr("\n8888\n");
				//continue;
				
			}
			else if((var[0]=='A')&&(var[1]=='Y'))
			{
				ay = get_header_info(i,file);
				valpos = i+1;
				UART0_SendStr("\n9999\n");
				//continue;
			}
			else
			{
				continue;
			}
	   	}
		//		tmp = i;
		//		if(tmp>255)
		//		tmp = 0;
		//		number_to_char(tmp,&UART_data[0]);
		//		UART0_SendStr(UART_data);
		//		UART0_SendStr("?? end if ??");
	  }

		guwj_x	= x_left;
		guwj_y = y_down;
	   
		 p->width = x_left + x_right;
		 Uart_Printf("  x_left=%d,x_right=%d,p->width=%d   \n",x_left,x_right,p->width);
		 p->hight = y_up + y_down;
		 Uart_Printf("  y_up=%d,y_down=%d,p->hight=%d   \n",y_up,y_down,p->hight);
	 
		 p->star_x =  (p->width)/2 - x_right;
		 if((p->star_x)<0)
		 	{
		 	p->star_x = 32768 - p->star_x;
		 	}
		// tmp = p->star_x/0xff;
		//number_to_char(tmp,&UART_data[0]);
		//UART0_SendStr(UART_data);
		//UART0_SendStr(" *256+");			 
		//number_to_char(p->star_x,&UART_data[0]);
		//UART0_SendStr(UART_data);
		//UART0_SendStr("    ");	
		 p->star_y =  (p->hight)/2 - y_up;
		  if((p->star_y)<0)
		 	{
		 	p->star_y = 32768 - p->star_y;
		 	}
		// tmp = p->star_y/0xff;
		//number_to_char(tmp,&UART_data[0]);
		//UART0_SendStr(UART_data);
		//UART0_SendStr(" *256+");	
		//number_to_char(p->star_y,&UART_data[0]);
		//UART0_SendStr(UART_data);
		//UART0_SendStr("    ");	
		 p->whole_pin_num = st;
		//number_to_char(st,&UART_data[0]);
		//UART0_SendStr(UART_data);
		//UART0_SendStr("    ");	

		//p->color_num = co;//改从头部信息获取花样色数,为从花样信息中获取色数信息
		//number_to_char(co,&UART_data[0]);
		//UART0_SendStr(UART_data);
			
       	//UART0_SendStr("\n ############\n");	 

		 return 0;
		 
}

extern struct dst_inf *ppp;//added by guwj
uint8 Decode_DST_Body( struct dst_inf *p ,uchar *file_mayb )
{
    int i;
	//int j;
	int co=1;//花样色数
/*	for(j=0;j<12;j++)
	{
		number_to_char(file[j+522],&UART_data[0]);
		UART0_SendStr(UART_data);
		UART0_SendStr("     ");
	}*/
//	UART0_SendStr("  compared with move \n  ");
	for(i=522;i<522+p->whole_pin_num*3;i+=3)
	{   	
	    file[i-10] = decode_record_flags(file[i+2]);
		if(file[i-10] == 0xB2)
		{
			co++;
		}
		file[i-9] = decode_record_dx(file[i],file[i+1],file[i+2]);
		file[i-8] = decode_record_dy(file[i],file[i+1],file[i+2]);
			
	  }
	  p->color_num = co;
	  p->data_stitch = file+512;
	  ppp=p;//added by guwj
	//	p->data = xydata[0];	
	/*
	for(j=0;j<p->whole_pin_num*3;j++)
	{
		number_to_char(file[j+512],&UART_data[0]);
		UART0_SendStr(UART_data);
		UART0_SendStr("     ");
	}
	*/
       return 0;
}