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main.c
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#include<reg52.h>
#include "gui.h"
#include "math.h"
#include "XPT2046.h"
extern uint Read_AD_Data(uchar cmd);
unsigned char findappro(unsigned char dat1);
void ConnectLine();
unsigned int Date[96],xlabel[96],ylabel[96];
void delay_10us(unsigned char i)
{
while(i--);
}
char AxisTriangleData[]=
{
0,5,10,15,20,25,30,35,40,
35,30,25,20,15,10,5,0,
5,10,15,20,25,30,35,40,
35,30,25,20,15,10,5,
0,5,10,15,20,25,30,35,40,
35,30,25,20,15,10,5,0,
5,10,15,20,25,30,35,40,
35,30,25,20,15,10,5,
0,5,10,15,20,25,30,35,40,
35,30,25,20,15,10,5,0,
5,10,15,20,25,30,35,40,
35,30,25,20,15,10,5,
};
unsigned char TriangleParam[]=
{
0x00,0x10,0x20,0x30,0x40,0x50,0x60,0x70,
0x80,0x90,0xa0,0xb0,0xc0,0xd0,0xe0,0xf0,
0xff,0xf0,0xe0,0xd0,0xc0,0xb0,0xa0,0x90,
0x80,0x70,0x60,0x50,0x40,0x30,0x20,0x10,
0x00,0x10,0x20,0x30,0x40,0x50,0x60,0x70,
0x80,0x90,0xa0,0xb0,0xc0,0xd0,0xe0,0xf0,
0xff,0xf0,0xe0,0xd0,0xc0,0xb0,0xa0,0x90,
0x80,0x70,0x60,0x50,0x40,0x30,0x20,0x10
};
char AxisSquare[]={
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
50,50,50,50,50,50,50,50,50,50,50,50,50,50,50,50,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
50,50,50,50,50,50,50,50,50,50,50,50,50,50,50,50,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
50,50,50,50,50,50,50,50,50,50,50,50,50,50,50,50
};
unsigned char SquareParam[64]= //??
{
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,
0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff,
0xff,0xff,0xff,0xff,0xff,0xff,0xff,0xff
};
unsigned char findappro(unsigned char dat1)
{
unsigned char i,apparo=0xff,flag,xlabel1;
for(i=0;i<32;i++) //限位
{
if(apparo>abs(dat1-SquareParam[i]))
{
apparo=abs(dat1-SquareParam[i]);
flag=i;
}
}
/*
加提示
*/
xlabel1=(AxisSquare[flag]+40)*(dat1/(SquareParam[flag]))+120;
//xlabel1=(AxisTriangleData[flag])*(dat1/(TriangleParam[flag]))+120;
return xlabel1;
}
void ConnectLine()
{
unsigned int i;
xlabel[0]=120;ylabel[0]=20;
for(i=1;i<=40;i++)
{
Date[i]=Read_AD_Data(0xEC); //未定义？？？
xlabel[i]=findappro(Date[i]);
ylabel[i]=15*i+20;
GUI_Line(xlabel[i-1],ylabel[i-1],xlabel[i],ylabel[i],0xF800);
delay_10us(4);
}
}
void DrawGrip()
{
unsigned char i,j;
//初始界面文字
GUI_Line(10,10,230,10,BLACK);//标尺x
for(i=0;i<=10;i++)
GUI_Line(10+22*i,10,10+22*i,13,BLACK);
GUI_Line(230,24,230,354,BLACK);//标尺y
//网格
for(i=0;i<=15;i++)
GUI_Line(227,27+22*i,230,27+22*i,BLACK);
for(i=0;i<=14;i++)
GUI_Line(20,20+20*i,220,20+20*i,BLACK);
for(j=0;j<=10;j++)
GUI_Line(20+20*j,20,20+j*20,300,BLACK);
GUI_Line(20,160,220,162,BLUE);
GUI_Line(120,20,122,300,BLUE);
}
void main()
{
TFT_Init();
TFT_ClearScreen(WHITE); //刷黑色
DrawGrip();
ConnectLine();
while(1);//?????
}