u8 GetTouchValue(void)
{
int x[2],y[2];
Pen_Int_Set(0);//关闭中断
x[0]=TPReadX();
y[0]=TPReadY();
x[1]=TPReadX();
y[1]=TPReadY();
while(TOUCH_PEN==0); //等待放开屏幕
Pen_Int_Set(1);//开中断
if(x[0]>MAX_X_VAL||x[0]<MIN_X_VAL||y[0]>MAX_Y_VAL||y[0]<MIN_Y_VAL)return 0;
if(abs((float)x[0]-x[1])>50||abs((float)y[0]-y[1])>50)return 0;
else
{
penPoint.x=(x[0]+x[1])/2;
penPoint.y=(y[0]+y[1])/2;
return 1;
}
}
int GUI_TOUCH_X_MeasureX(void)
{
unsigned char t=0,t1,count=0;
unsigned short int databuffer[10]={5,7,9,3,2,6,4,0,3,1};//数据组
unsigned short temp=0,X=0;
while(/*GPIO_ReadInputDataBit(GPIOB,GPIO_Pin_0)==0&&*/count<10)//循环读数10次
{
databuffer[count]=4095-TPReadX();
count++;
}
if(count==10)//一定要读到10次数据,否则丢弃
{
do//将数据X升序排列
{
t1=0;
for(t=0;t<count-1;t++)
{
if(databuffer[t]>databuffer[t+1])//升序排列
{
temp=databuffer[t+1];
databuffer[t+1]=databuffer[t];
databuffer[t]=temp;
t1=1;
}
}
}while(t1);
X=(databuffer[3]+databuffer[4]+databuffer[5])/3;
// if(X<=3730&&Y<=3730) //个人的屏根据初始参数修改.
// {
// if(X>=330)X-=330;
// else X=0;
// if(Y>=420)Y-=420;
// else Y=0;
// drawbigpoint(240-X/14,320-Y/10);
// }
}
return(X);
}
void _ExecCalibration(void) {
int x,y;
uint16_t data[6];
uint16_t get_data[6];
int ax_Phys[2],ay_Phys[2];
/* calculate log. Positions */
int ax[2] = { 15, LCD_XSIZE -1-15};
// const int ay[2] = { 15, LCD_YSIZE-1-15};
int ay[2] = { LCD_YSIZE-1-15, 15};
GUI_TOUCH_SetDefaultCalibration();
/* _Calibrate upper left */
GUI_SetBkColor(GUI_RED);
GUI_Clear();
GUI_SetColor(GUI_WHITE); GUI_FillCircle(ax[0], ay[0], 10);
GUI_SetColor(GUI_RED); GUI_FillCircle(ax[0], ay[0], 5);
GUI_SetColor(GUI_WHITE);
GUI_DispStringAt("Press here", ax[0]+20, ay[0]);
do {
#if 0
GUI_PID_STATE State;
GUI_TOUCH_GetState(&State);
if (State.Pressed) {
#endif
#if 1
x = TPReadX();
y = TPReadY();
if ((x>=3700)&&(y>=3400)&&(x<3800)&&(y<3600)) {
#endif
ax_Phys[0] = GUI_TOUCH_GetxPhys();
ay_Phys[0] = GUI_TOUCH_GetyPhys();
break;
}
GUI_Delay (3000);
} while (1);
/* Tell user to release */
GUI_Clear();
GUI_DispStringAt("OK", ax[0]+20, ay[0]);
do {
GUI_PID_STATE State;
GUI_TOUCH_GetState(&State);
if (State.Pressed == 0) {
break;
}
GUI_Delay (100);
} while (1);
/* _Calibrate lower right */
GUI_SetBkColor(GUI_RED);
GUI_Clear();
GUI_SetColor(GUI_WHITE); GUI_FillCircle(ax[1], ay[1], 10);
GUI_SetColor(GUI_RED); GUI_FillCircle(ax[1], ay[1], 5);
GUI_SetColor(GUI_WHITE);
GUI_SetTextAlign(GUI_TA_RIGHT);
GUI_DispStringAt("Press here", ax[1]-20, ay[1]);
do {
#if 1
x = TPReadX();
y = TPReadY();
if ((y>450)&&(y<620)&&(x>350)&&(x<450)) {
#endif
#if 0
GUI_PID_STATE State;
GUI_TOUCH_GetState(&State);
if (State.Pressed) {
#endif
ax_Phys[1] = GUI_TOUCH_GetxPhys();
ay_Phys[1] = GUI_TOUCH_GetyPhys();
break;
}
GUI_Delay (3000);
} while (1);
GUI_TOUCH_Calibrate(GUI_COORD_X, ax[0], ax[1], ax_Phys[0], ax_Phys[1]);
GUI_TOUCH_Calibrate(GUI_COORD_Y, ay[0], ay[1], ay_Phys[0], ay_Phys[1]);
{ /* calculate and display values for configuration file */
int x0, x1;
int y0, y1;
GUI_Clear();
_Calibrate(GUI_COORD_X, ax[0], ax[1], ax_Phys[0], ax_Phys[1], &x0, &x1);
_Calibrate(GUI_COORD_Y, ay[0], ay[1], ay_Phys[0], ay_Phys[1], &y0, &y1);
GUI_DispStringAt("x0: ", 0, 0); GUI_DispDec(x0, 4); GUI_DispNextLine();
GUI_DispString ("x1: "); GUI_DispDec(x1, 4); GUI_DispNextLine();
GUI_DispString ("y0: "); GUI_DispDec(y0, 4); GUI_DispNextLine();
GUI_DispString ("y1: "); GUI_DispDec(y1, 4); GUI_DispNextLine();
GUI_DispString ("Please touch display to continue...");
GUI_Delay(1000);
data[0]= CAL_READY;
data[1]= ax_Phys[0];
data[2]= ay_Phys[0];
data[3]= ax_Phys[1];
data[4]= ay_Phys[1];
#if 1
save_calibrate_to_flash(data);
get_calibrate_data(get_data);
GUI_DispStringAt("x0: ", 100, 0); GUI_DispDec(get_data[1], 4); GUI_DispNextLine();
GUI_DispString ("x1: "); GUI_DispDec(get_data[2], 4); GUI_DispNextLine();
GUI_DispString ("y0: "); GUI_DispDec(get_data[3], 4); GUI_DispNextLine();
GUI_DispString ("y1: "); GUI_DispDec(get_data[4], 4); GUI_DispNextLine();
GUI_DispString ("state: "); GUI_DispDec(get_data[0], 4); GUI_DispNextLine();
#endif
do {
GUI_PID_STATE State;
GUI_TOUCH_GetState(&State);
if (State.Pressed)
break;
GUI_Delay (10);
} while (1);
}
}
int run_cal(void)
{
if(get_calibrate_state()== CAL_READY)
{
get_calibration();
}else{
#if 1
_ExecCalibration();
#endif
#if 0
Calibration();
#endif
}
}
int get_calibration(void)
{
uint16_t cal_data[5];
int ax_Phys[2],ay_Phys[2];
int ax[2] = { 15, LCD_XSIZE -1-15};
int ay[2] = { LCD_YSIZE-1-15, 15};
get_calibrate_data(cal_data);
ax_Phys[0] = cal_data[1];
ay_Phys[0] = cal_data[2];
ax_Phys[1] = cal_data[3];
ay_Phys[1] = cal_data[4];
GUI_TOUCH_Calibrate(GUI_COORD_X, ax[0], ax[1], ax_Phys[0], ax_Phys[1]);
GUI_TOUCH_Calibrate(GUI_COORD_Y, ay[0], ay[1], ay_Phys[0], ay_Phys[1]);
}
#if 0
void myAD2XY( int *adx , int *ady ){
float f_dat;
int dat1;
f_dat = (float)(*ady - admy)/(float)(*adx - admx);
if(f_dat>0){
if( *adx>admx && admk[2] >=f_dat) dat1 = 1;
else if( *adx>admx && admk[2] < f_dat ) dat1 =2;//2
else if( *adx<admx && admk[0] >=f_dat ) dat1 =0;
else if( *adx<admx && admk[0] < f_dat ) dat1 =3;//0
else{ dat1 =0; }//*adx =0;*ady =0; }
}else{
if( *adx>admx && admk[1] >=f_dat) dat1 = 0;
else if( *adx>admx && admk[1] < f_dat ) dat1 =1;//1
else if( *adx<admx && admk[3] >=f_dat ) dat1 =3;
else if( *adx<admx && admk[3] < f_dat ) dat1 =2;//3
else{ dat1 =0; }//*adx =0;*ady =0; }
}
*adx = (int)(Factors[dat1][0].a*(*adx)+Factors[dat1][0].b*(*ady)+Factors[dat1][0].c);
*ady = (int)(Factors[dat1][1].a*(*adx)+Factors[dat1][1].b*(*ady)+Factors[dat1][1].c);
}
