//+------------------------------------------------------------------+ //| LSMA | //| Copyright 2004, MetaQuotes Software Corp. | //| http://www.metaquotes.net/ | //+------------------------------------------------------------------+ #property copyright "Copyright 2005, FX Sniper " #property link "http://www.metaquotes.net/" //---- indicator settings #property indicator_chart_window #property indicator_buffers 1 #property indicator_color1 Yellow //---- buffers double ExtMapBuffer1[]; int width; extern int Rperiod = 14; extern int Draw4HowLongg = 1500; extern int LSMA_AppliedPrice = 0; // Applied Price enumerations // 0=close, 1=open, 2=high, 3=low, 4=median((h+l/2)), 5=typical((h+l+c)/3), 6=weighted((h+l+c+c)/4) int Draw4HowLong; int shift; int i; int loopbegin; double sum1; int length; double lengthvar; double tmp ; double wt; int c; double price; //+------------------------------------------------------------------+ //| Custom indicator initialization function | //+------------------------------------------------------------------+ int init() { //---- 2 additional buffers are used for counting. IndicatorBuffers(2); //---- drawing settings SetIndexBuffer(0,ExtMapBuffer1); SetIndexStyle(0,DRAW_LINE,STYLE_SOLID,2); //---- initialization done return(0); } int start() { if (CheckValidUserInputs()) return(0); Draw4HowLong = Bars-Rperiod - 5; length = Rperiod; loopbegin = Draw4HowLong - length - 1; for(shift = loopbegin; shift >= 0; shift--) { sum1 = 0; for(i = length; i >= 1 ; i--) { lengthvar = length + 1; lengthvar /= 3; tmp = 0; // Applied Price enumerations // 0=close, 1=open, 2=high, 3=low, 4=median((h+l/2)), 5=typical((h+l+c)/3), 6=weighted((h+l+c+c)/4) switch(LSMA_AppliedPrice) { case 0: price = Close[length-i+shift]; break; case 1: price = Open[length-i+shift]; break; case 2: price = High[length-i+shift]; break; case 3: price = Low[length-i+shift]; break; case 4: price = (High[length-i+shift] + Low[length-i+shift])/2.0; break; case 5: price = (High[length-i+shift] + Low[length-i+shift] + Close[length-i+shift])/3.0; break; case 6: price = (High[length-i+shift] + Low[length-i+shift] + 2.0*Close[length-i+shift])/4; break; } tmp = ( i - lengthvar)*price; sum1+=tmp; } wt = sum1*6/(length*(length+1)); //========== COLOR CODING =========================================== ExtMapBuffer1[shift] = wt; } return(0); } //+------------------------------------------------------------------+ //| CheckValidUserInputs | //| Check if User Inputs are valid for ranges allowed | //| return true if invalid input, false otherwise | //| Also display an alert for invalid input | //+------------------------------------------------------------------+ bool CheckValidUserInputs() { if (CheckAppliedPrice(LSMA_AppliedPrice)) { Alert("LSMA_AppliedPrice requires a value from 0 to 6",'\n','\r',"You entered ",LSMA_AppliedPrice); return(true); } return(false); } //+-----------------------------------------------------+ //| Check for valid Applied Price enumerations | //| 0=close, 1=open, 2=high, 3=low, 4=median((h+l/2)) | //| 5=typical((h+l+c)/3), 6=weighted((h+l+c+c)/4) | //| return true if invalid, false if OK | //+-----------------------------------------------------+ bool CheckAppliedPrice(int applied_price) { if (applied_price < 0) return (true); if (applied_price > 6) return (true); return(false); } //+------------------------------------------------------------------+