MID :  MA(CLOSE,N);

UPPER: MID + P*STD(CLOSE,N);

LOWER: MID - P*STD(CLOSE,N);

UP_TOUCH_UPPER   := CROSS(HIGH,UPPER);

DOWN_TOUCH_MID   := CROSS(MID,LOW);

DOWN_TOUCH_LOWER := CROSS(LOWER,LOW);

DRAWTEXT(UP_TOUCH_UPPER,  HIGH,'U');

DRAWTEXT(DOWN_TOUCH_MID,  HIGH,'M');

DRAWTEXT(DOWN_TOUCH_LOWER,HIGH,'L');

touch = DOWN_TOUCH_MID OR DOWN_TOUCH_LOWER;

IF touch==0 THEN RETURN;

NEAR1_UP_TOUCH_UPPER_POS = 0;

NEAR2_UP_TOUCH_UPPER_POS = 0;

icount = 1;

ilasttouchup = 0;

WHILE (icount <300 )

{

IF ( REF(UP_TOUCH_UPPER,icount) )

{

IF ( NEAR1_UP_TOUCH_UPPER_POS == 0 )

{

NEAR1_UP_TOUCH_UPPER_POS=icount;

}

ELSE

{

//距离必须远点，不然认为是同一个,这个要根据不同的时间单位来调

IF ( icount - ilasttouchup  > 7 )

{

NEAR2_UP_TOUCH_UPPER_POS=icount;

BREAK;

}

}

ilasttouchup = icount;

}

icount = ic