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指标MTF_Williams Percentage Range在当前图表显示任意周期WPR



MTF_Williams Percentage Range指标在当前图表显示任意周期WPR。注意周期参数的说明及设置:
PERIOD_M1 1
PERIOD_M5 5
PERIOD_M15 15
PERIOD_M30 30
PERIOD_H1 60
PERIOD_H4 240
PERIOD_D1 1440
PERIOD_W1 10080
PERIOD_MN1 43200

MTF_Williams Percentage Range指标图表效果如下:

MTF_Williams Percentage Range指标

MTF_Williams Percentage Range指标源码如下:

//+------------------------------------------------------------------+
//|                                MTF_Williams Percentage Range.mq4 |
//|                                      Copyright @ 2006, Keris2112 |
//|                                                                  |
//+------------------------------------------------------------------+
#property copyright "Copyright @ 2006, Keris2112"
#property link      "http://www.forex-tsd.com"

#property indicator_separate_window
#property indicator_buffers 1
#property indicator_color1 Blue
#property indicator_level1 -80
#property indicator_level2 -20
#property indicator_level3 -50


//---- input parameters
/*************************************************************************
PERIOD_M1   1
PERIOD_M5   5
PERIOD_M15  15
PERIOD_M30  30 
PERIOD_H1   60
PERIOD_H4   240
PERIOD_D1   1440
PERIOD_W1   10080
PERIOD_MN1  43200
You must use the numeric value of the timeframe that you want to use
when you set the TimeFrame' value with the indicator inputs.
---------------------------------------
MODE_SMA    0 Simple moving average, 
MODE_EMA    1 Exponential moving average, 
MODE_SMMA   2 Smoothed moving average, 
MODE_LWMA   3 Linear weighted moving average. 
You must use the numeric value of the MA Method that you want to use
when you set the 'ma_method' value with the indicator inputs.

**************************************************************************/
extern int TimeFrame=60;
extern int WilliamsPeriod=14;

double ExtMapBuffer1[];

//+------------------------------------------------------------------+
//| Custom indicator initialization function                         |
//+------------------------------------------------------------------+
int init()
  {
   
//---- indicator line
   SetIndexBuffer(0,ExtMapBuffer1);
   SetIndexStyle(0,DRAW_LINE);
   
//---- name for DataWindow and indicator subwindow label   
   switch(TimeFrame)
   {
      case 1 : string TimeFrameStr="Period_M1"; break;
      case 5 : TimeFrameStr="Period_M5"; break;
      case 15 : TimeFrameStr="Period_M15"; break;
      case 30 : TimeFrameStr="Period_M30"; break;
      case 60 : TimeFrameStr="Period_H1"; break;
      case 240 : TimeFrameStr="Period_H4"; break;
      case 1440 : TimeFrameStr="Period_D1"; break;
      case 10080 : TimeFrameStr="Period_W1"; break;
      case 43200 : TimeFrameStr="Period_MN1"; break;
      default : TimeFrameStr="Current Timeframe";
   } 
   IndicatorShortName("WPR ("+WilliamsPeriod+") "+TimeFrameStr);  
    return(0);
  }
//----
 void deinit() {
   Comment("www.125808047.com");
}

int start()
  {
   datetime TimeArray[];
   int    i,limit,y=0,counted_bars=IndicatorCounted();
    
// Plot defined timeframe on to current timeframe   
   ArrayCopySeries(TimeArray,MODE_TIME,Symbol(),TimeFrame); 
   
   limit=Bars-counted_bars;
   for(i=0,y=0;i<limit;i++)
   {
   if (Time[i]<TimeArray[y]) y++; 
   
 /***********************************************************   
   Add your main indicator loop below.  You can reference an existing
      indicator with its iName  or iCustom.
   Rule 1:  Add extern inputs above for all neccesary values   
   Rule 2:  Use 'TimeFrame' for the indicator timeframe
   Rule 3:  Use 'y' for the indicator's shift value
 **********************************************************/  
     
   ExtMapBuffer1[i]=iWPR(NULL,TimeFrame,WilliamsPeriod,y);
   
   
   }  
     
//
   
  
  
   return(0);
  }
//+------------------------------------------------------------------+

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