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更新日期:2022-11-05 分类标签: 语言:中文 平台:没限制

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#property copyright "FILTER-EXTRA"

#property indicator_separate_window
#property indicator_buffers 2
#property indicator_color1 Red
#property indicator_color2 Blue
#property indicator_width1 3
#property indicator_width2 3

extern int timeFrame = 1440;
extern int Length = 1;
extern int barsback = 500;
extern bool alertsOn = true;
extern bool alertsOnCurrent = true;
extern bool alertsMessage = true;
extern bool alertsSound = true;
extern bool alertsNotify = false;
extern bool alertsEmail = false;
extern string soundfile = "alert2.wav";
extern bool arrowsVisible = true;
extern string arrowsIdentifier = "filterArrows";
extern double arrowsDisplacement = 0.1;
extern color arrowsUpColor = DeepSkyBlue;
extern color arrowsDnColor = Red;
extern int arrowsUpCode = 233;
extern int arrowsDnCode = 234;
extern int arrowsUpSize = 1;
extern int arrowsDnSize = 1;

double buffer1[];
double buffer2[];
bool cer;
bool cer2;
bool cer3 = TRUE;
string fileName;

int init() {
cer3 = TRUE;
SetIndexStyle(0, DRAW_HISTOGRAM);
SetIndexBuffer(0, buffer1);
SetIndexStyle(1, DRAW_HISTOGRAM);
SetIndexBuffer(1, buffer2);
fileName=WindowExpertName();
timeFrame = MathMax(timeFrame,Period());
return (0);
}

int deinit() {
string lookFor = arrowsIdentifier+":";
int lookForLength = StringLen(lookFor);
for (int i=ObjectsTotal()-1; i>=0; i--)
{
string objectName = ObjectName(i);
if (StringSubstr(objectName,0,lookForLength) == lookFor) ObjectDelete(objectName);
}
return (0);
}

int start() {

if (timeFrame!=Period())
{
int limit = MathMin(Bars-1,barsback*timeFrame/Period());
for (int i = limit; i >= 0; i--)
{
int y = iBarShift(NULL,timeFrame,Time[i]);
buffer1[i] = iCustom(NULL,timeFrame,fileName,0,Length,barsback,alertsOn,alertsOnCurrent,alertsMessage,alertsSound,alertsNotify,alertsEmail,soundfile,arrowsVisible,arrowsIdentifier,arrowsDisplacement,arrowsUpColor,arrowsDnColor,arrowsUpCode,arrowsDnCode,arrowsUpSize,arrowsDnSize,0,y);
buffer2[i] = iCustom(NULL,timeFrame,fileName,0,Length,barsback,alertsOn,alertsOnCurrent,alertsMessage,alertsSound,alertsNotify,alertsEmail,soundfile,arrowsVisible,arrowsIdentifier,arrowsDisplacement,arrowsUpColor,arrowsDnColor,arrowsUpCode,arrowsDnCode,arrowsUpSize,arrowsDnSize,1,y);
}
return(0);
}

double low1;
double high1;
double cero[10000][3];
if (!cer3) return (0);

int pep = 0;
int bep = 0;
int tep = 0;

double high60 = High[barsback];
double low68 = Low[barsback];

int li3 = barsback;
int li6 = barsback;
for (int li2 = barsback; li2 >= 0; li2--) {
low1 = 10000000;
high1 = -100000000;
for (int li8 = li2 + Length; li8 >= li2 + 1; li8--) {
if (Low[li8] < low1) low1 = Low[li8];
if (High[li8] > high1) high1 = High[li8];
}
if (Low[li2] < low1 && High[li2] > high1) {
bep = 2;
if (pep == 1) li3 = li2 + 1;
if (pep == -1) li6 = li2 + 1;
} else {
if (Low[li2] < low1) bep = -1;
if (High[li2] > high1)bep = 1;
}
if (bep != pep && pep != 0) {
if (bep == 2) {
bep = -pep;
high60 = High[li2];
low68 = Low[li2];
cer = FALSE;
cer2 = FALSE;
}
tep++;
if (bep == 1) {
cero[tep][1] = li6;
cero[tep][2] = low68;
cer = FALSE;
cer2 = TRUE;
}
if (bep == -1) {
cero[tep][1] = li3;
cero[tep][2] = high60;
cer = TRUE;
cer2 = FALSE;
}
high60 = High[li2];
low68 = Low[li2];
}
if (bep == 1) {
if (High[li2] >= high60) {
high60 = High[li2];
li3 = li2;
}
}
if (bep == -1) {
if (Low[li2] <= low68) {
low68 = Low[li2];
li6 = li2;
}
}
pep = bep;
if (cer2 == TRUE) {
buffer2[li2] = 1;
buffer1[li2] = 0;
}
if (cer == TRUE) {
buffer2[li2] = 0;
buffer1[li2] = 1;
}
manageArrow(li2);
}
manageAlerts();
return (0);
}

//+------------------------------------------------------------------+
//| |
//+------------------------------------------------------------------+
//
//
//
//
//

void manageArrow(int i)
{
if (arrowsVisible)
{
ObjectDelete(arrowsIdentifier+":"+Time[i]);

if (buffer2[i] == 1 && buffer2[i+1] == 0) drawArrow(i,arrowsUpColor,arrowsUpCode,arrowsUpSize,false);
if (buffer1[i] == 1 && buffer1[i+1] == 0) drawArrow(i,arrowsDnColor,arrowsDnCode,arrowsDnSize,true);
}
}

//
//
//
//
//

void drawArrow(int i,color theColor,int theCode,int theSize, bool up)
{
string name = arrowsIdentifier+":"+Time[i];
double gap = iATR(NULL,0,20,i);

//
//
//
//
//

ObjectCreate(name,OBJ_ARROW,0,Time[i],0);
ObjectSet(name,OBJPROP_ARROWCODE,theCode);
ObjectSet(name,OBJPROP_COLOR, theColor);
ObjectSet(name,OBJPROP_WIDTH, theSize);

if (up)
ObjectSet(name,OBJPROP_PRICE1,High[i] + arrowsDisplacement * gap);
else ObjectSet(name,OBJPROP_PRICE1, Low[i] - arrowsDisplacement * gap);
}

//+------------------------------------------------------------------+
//| |
//+------------------------------------------------------------------+
//
//
//
//
//

void manageAlerts()
{
if (alertsOn)
{
if (alertsOnCurrent)
int whichBar = 0;
else whichBar = 1;

if (buffer2[whichBar] == 1 && buffer2[whichBar+1] == 0) doAlert(whichBar,"up");
if (buffer1[whichBar] == 1 && buffer1[whichBar+1] == 0) doAlert(whichBar,"down");
}
}

//
//
//
//
//

void doAlert(int forBar, string doWhat)
{
static string previousAlert="nothing";
static datetime previousTime;
string message;

if (previousAlert != doWhat || previousTime != Time[forBar]) {
previousAlert = doWhat;
previousTime = Time[forBar];

//
//
//
//
//

message = StringConcatenate(Symbol()," at ",TimeToStr(TimeLocal(),TIME_SECONDS)," FILTER-EXTRA ",doWhat);
if (alertsMessage) Alert(message);
if (alertsNotify) SendNotification(message);
if (alertsEmail) SendMail(StringConcatenate(Symbol()," FILTER-EXTRA "),message);
if (alertsSound) PlaySound("alert2.wav");
}
}

 

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