求助！有没有懂编程的大佬帮我改一下

midmaya

我想在图表中有信号的地方显示文字或者箭头都可以，但是图表中一直都没有任何的显示，也没有任何的报错，不知道是哪里的问题 求教大佬帮忙改一下
#property indicator_chart_window
#property copyright "Copyright 2023, Your Name"
#property link "https://www.yourwebsite.com"
//property version "1.00"

//input ENUM_TIMEFRAMES Timeframe = PERIOD_H1;

extern bool ShowBBY = true;
extern bool ShowSSL = true;
extern bool ShowEveningStar = true;
extern bool ShowThreeInsideUp = true;
extern bool ShowThreeInsideDown = true;

extern color BBY_Color = clrRed;
extern color SSL_Color = clrLime;
extern color EveningStar_Color = clrYellow;
extern color ThreeInsideUp_Color = clrBlue;
extern color ThreeInsideDown_Color = clrMagenta;

string BBY_Signal = "BBY";
string SSL_Signal = "SSL";
string EveningStar_Signal = "EveningStar";
string ThreeInsideUp_Signal = "ThreeInsideUp";
string ThreeInsideDown_Signal = "ThreeInsideDown";

double ExtMapBuffer1[];

void DrawSignal(string signal, double price, color signal_color, int shift)
{
    int signalObj = ObjectCreate(signal + "_" + TimeToStr(Time[shift], TIME_DATE | TIME_MINUTES), OBJ_TEXT, 0, Time[shift], price);
    ObjectSet(signalObj, OBJPROP_CORNER, 2);
    ObjectSet(signalObj, OBJPROP_XDISTANCE, 10);
    ObjectSet(signalObj, OBJPROP_YDISTANCE, 20);
    ObjectSet(signalObj, OBJPROP_COLOR, signal_color);
    ObjectSetText(signalObj, "", 0, "Arial", signal_color);
    ObjectSetText(signalObj, signal + ": " + DoubleToStr(price, Digits()), 10, "Arial", signal_color);
}

bool isEveningStar(int shift)
{
    double firstCandleClose = Close[shift + 2];
    double firstCandleOpen = Open[shift + 2];
    double secondCandleClose = Close[shift + 1];
    double secondCandleOpen = Open[shift + 1];
    double thirdCandleClose = Close[shift];
    double thirdCandleOpen = Open[shift];
    bool firstCandleBullish = firstCandleClose > firstCandleOpen;
    bool secondCandleSmallBullish = secondCandleClose > secondCandleOpen && (secondCandleClose - secondCandleOpen) < (secondCandleOpen - secondCandleClose) * 0.5;
    bool thirdCandleBearish = thirdCandleClose < thirdCandleOpen;
    bool noOverlap = secondCandleClose > firstCandleClose && secondCandleOpen < firstCandleOpen && thirdCandleOpen < secondCandleClose && thirdCandleClose < secondCandleOpen;
    return firstCandleBullish && secondCandleSmallBullish && thirdCandleBearish && noOverlap;
}

bool isThreeInsideUp(int shift)
{
    double firstCandleClose = Close[shift + 2];
    double firstCandleOpen = Open[shift + 2];
    double secondCandleClose = Close[shift + 1];
    double secondCandleOpen = Open[shift + 1];
    double thirdCandleClose = Close[shift];
    double thirdCandleOpen = Open[shift];
    bool firstCandleBearish = firstCandleClose < firstCandleOpen;
    bool secondCandleBearish = secondCandleClose < secondCandleOpen;
    bool thirdCandleBullish = thirdCandleClose > thirdCandleOpen;
    bool noOverlap = secondCandleClose < firstCandleClose && secondCandleOpen > firstCandleOpen && thirdCandleOpen > secondCandleClose && thirdCandleClose > secondCandleOpen;
    bool gap = secondCandleOpen > firstCandleClose && secondCandleOpen < firstCandleOpen && thirdCandleOpen > secondCandleClose && thirdCandleClose > secondCandleOpen;
    return firstCandleBearish && secondCandleBearish && thirdCandleBullish && noOverlap && gap;
}

bool isThreeInsideDown(int shift)
{
    double firstCandleClose = Close[shift + 2];
    double firstCandleOpen = Open[shift + 2];
    double secondCandleClose = Close[shift + 1];
    double secondCandleOpen = Open[shift + 1];
    double thirdCandleClose = Close[shift];
    double thirdCandleOpen = Open[shift];   
    bool firstCandleBullish = firstCandleClose > firstCandleOpen;
    bool secondCandleBullish = secondCandleClose > secondCandleOpen;
    bool thirdCandleBearish= thirdCandleClose < thirdCandleOpen;
    bool noOverlap = secondCandleClose > firstCandleClose && secondCandleOpen < firstCandleOpen && thirdCandleOpen < secondCandleClose && thirdCandleClose < secondCandleOpen;
    bool gap = secondCandleOpen < firstCandleClose && secondCandleOpen > firstCandleOpen && thirdCandleOpen < secondCandleClose && thirdCandleClose < secondCandleOpen;
    return firstCandleBullish && secondCandleBullish && thirdCandleBearish && noOverlap && gap;
}

//+------------------------------------------------------------------+
//| Custom indicator initialization function                         |
//+------------------------------------------------------------------+
int OnInit()
{
    IndicatorShortName("ZZS Indicator");
    SetIndexBuffer(0, ExtMapBuffer1);
    return(INIT_SUCCEEDED);
}

//+------------------------------------------------------------------+
//| Custom indicator iteration function                              |
//+------------------------------------------------------------------+
int OnCalculate(const int rates_total,
                const int prev_calculated,
                const datetime &time[],
                const double &open[],
                const double &high[],
                const double &low[],
                const double &close[],
                const long &tick_volume[],
                const long &volume[],
                const int &spread[])
{
    int start = 0;
    if(prev_calculated > 0) start = prev_calculated - 1;

    for(int i = start; i < rates_total; i++)
    {
        if(ShowBBY)
        {
            if (ExtMapBuffer1[i] == 1) //如果有买入信号
            {
                DrawSignal("BBY", Close[i], BBY_Color, i);
            }
        }

        if(ShowSSL)
        {
            if (ExtMapBuffer1[i] == -1) //如果有卖出信号
            {
                DrawSignal("SSL", Close[i], SSL_Color, i);
            }
        }

        if(ShowEveningStar && isEveningStar(i))
        {
            DrawSignal(EveningStar_Signal, Close[i], EveningStar_Color, i);
        }

        if(ShowThreeInsideUp && isThreeInsideUp(i))
        {
            DrawSignal(ThreeInsideUp_Signal, Close[i], ThreeInsideUp_Color, i);
        }

        if(ShowThreeInsideDown && isThreeInsideDown(i))
        {
            DrawSignal(ThreeInsideDown_Signal, Close[i], ThreeInsideDown_Color, i);
        }
        
    }
    return(rates_total);

}

//+------------------------------------------------------------------+

大保天天见

我是真不会

midmaya

自己顶一下

midmaya

路过      

midmaya

自己路过

midmaya

自己路过

midmaya

别沉啊