geAlertPrice

//+------------------------------------------------------------------+
//|																geAlertCanal.mq4		|
//|                      Copyright © 2007, ver 1.0							|
//|                      Forte928           									|
//+------------------------------------------------------------------+
#property copyright "Forte928"
#property link      ""
#define		IndicatorName "geAlertCanal"

#property indicator_chart_window
//#property indicator_separate_window
#property indicator_buffers 3
#property indicator_color1 Gold//Goldenrod//LightSkyBlue
#property indicator_color2 Lime
#property indicator_color3 Gold//PaleGreen

extern int      Canal=5;
extern color   CanalColor      =LimeGreen;
extern int      StepPoint=5;   // ñèãíàë ïðè èçìåíåíèè öåíû íà 
extern bool      HighAlert=true;
extern string   HighSound= "HighUp.wav";
extern bool      LowAlert= true;
extern string   LowSound="LowDown.wav";
extern bool      StepAlert      = true;
extern string   UpperSound      = "Upper.wav";
extern string   DownerSound="Downer.wav";
extern bool      CenterAlert=true;
extern string   CenterSound      = "Center.wav";
extern int       Counter         = 2000;

double   FxView1[];
double   FxView2[];
double   FxView3[];
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~V~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
string   PrefixLow="_LOW_";
string   PrefixHigh="_HIGH_";
string   PrefixPrice="_PRICE_";
double   PriceSave=0;
double   PriceUpper=0;
double   PriceCenter=0;
double   PriceLower=0;
double   PriceSound=0;

bool init_flag=false;
//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+
void prepare_variables()
  {
   if(init_flag==true) return;

   PriceUpper=Close[0]+Canal*Point;
   PriceCenter=Close[0];
   PriceLower=Close[0]-Canal*Point;

   PriceSound=PriceCenter;
   PriceSave=PriceCenter;
   init_flag=true;
  }
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~V~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ Custom indicator initialization function ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
int init()
  {
   SetupChartLineColor(0,FxView1,0,1,CanalColor,"Upper");
   SetupChartLineColor(1,FxView2,0,1,CanalColor,"Center");
   SetupChartLineColor(2,FxView3,0,1,CanalColor,"Lower");

   init_flag=false;
   return(0);
  }
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~V~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ Custom indicator deinitialization function ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
int deinit()
  {
//----
   ObjectDelete(PrefixHigh);
   ObjectDelete(PrefixPrice);
   ObjectDelete(PrefixLow);
//----
   return(0);
  }
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~V~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ Start defination ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
int start()
  {
   prepare_variables();

   double Price=Close[0];
   bool   AlertActive=false;
/*	if (ObjectFind(PrefixLow)<0) {
		ObjectCreate(PrefixLow,OBJ_LABEL,0,Time[0],PriceLower);
		ObjectSet(PrefixLow,OBJPROP_COLOR,CanalColor);
		ObjectSet(PrefixLow,OBJPROP_WIDTH,CanalWigth);
		ObjectSet(PrefixLow,OBJPROP_ARROWCODE,6);
	}
	if (ObjectFind(PrefixHigh)<0) {
		ObjectCreate(PrefixHigh,OBJ_LABEL,0,Time[0],PriceUpper);
		ObjectSet(PrefixHigh,OBJPROP_COLOR,CanalColor);
		ObjectSet(PrefixHigh,OBJPROP_WIDTH,CanalWigth);
		ObjectSet(PrefixHigh,OBJPROP_ARROWCODE,6);
	}		
	if (ObjectFind(PrefixPrice)<0) {
		ObjectCreate(PrefixPrice,OBJ_LABEL,0,Time[0],PriceCenter);
		ObjectSet(PrefixPrice,OBJPROP_COLOR,CanalColor);
		ObjectSet(PrefixPrice,OBJPROP_WIDTH,CanalWigth);
		ObjectSet(PrefixPrice,OBJ_TEXT,DoubleToStr(PriceCenter,MathLog(1/Point)/MathLog(10)));
	}
*/
// îïóñêàíèå öåíû íèæå óðîâíÿ êàíàëà
   if(PriceLower>Price) 
     {
      PriceSave=Price;
      PriceSound=Price;
      PriceUpper=Price+2*Canal*Point;
      PriceCenter=Price+Canal*Point;
      PriceLower=Price;
      PlaySound(LowSound);
     }
// ïîäüåì öåíû âûøå óðîâíÿ êàíàëà
   if(PriceUpper<Price) 
     {
      PriceSave=Price;
      PriceSound=Price;
      PriceUpper=Price;
      PriceCenter=Price-Canal*Point;
      PriceLower=Price-2*Canal*Point;
      PlaySound(HighSound);
     }
   ArrayInitialize(FxView1,PriceUpper);
   ArrayInitialize(FxView2,PriceCenter);
   ArrayInitialize(FxView3,PriceLower);

   Comment((PriceSave-PriceCenter)/Point,"  ",(Price-PriceCenter)/Point,"   ",MathAbs(PriceSound-Price)/Point);
// äâèæåíèå öåííû ÷åðåç öåíòð êàíàëà
   if(CenterAlert==true)
     {
      if((PriceSave<PriceCenter) && (PriceCenter<Price)) 
        {
         PriceSave=Price;
         //PlaySound(UpperSound);Sleep(10000);
         PlaySound(CenterSound);
        }
      if((PriceSave>PriceCenter) && (PriceCenter>Price)) 
        {
         PriceSave=Price;
         //PlaySound(DownerSound);Sleep(10000);
         PlaySound(CenterSound);
        }
      //		if (((PriceSave-PriceCenter)*(PriceCenter-Price))<0) PriceSave=Price;
      if((PriceSave-PriceCenter)==0) PriceSave=Price;
     }
// èçìåíåíèå öåíû íà øàã
   if(((MathAbs(PriceSound-Price)/Point)>=StepPoint)) 
     {

      if((PriceSound<Price) && (StepAlert==true)) 
        {
         PlaySound(UpperSound);//Sleep(10000);PlaySound(StepSound);
        }
      if((PriceSound>Price) && (StepAlert==true)) 
        {
         PlaySound(DownerSound);//Sleep(10000);PlaySound(StepSound);
        }
      PriceSound=Price;
     }

//----
   return(0);
  }
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
//------------------------------------------ Style active Line --------------------------
void SetupChartLineColor(int Index,double &ViewAy[],int Style,int Width,color ColorLine,string Label)
  {
   switch(Style)
     {
      case 0 : SetIndexStyle(Index,DRAW_LINE,STYLE_DASHDOT,Width,ColorLine);break;
      case 1 : SetIndexStyle(Index,DRAW_HISTOGRAM,STYLE_DASHDOT,Width,ColorLine);break;
      case 2 : SetIndexStyle(Index,DRAW_ARROW,STYLE_DASHDOT,Width,ColorLine);break;
      default : SetIndexStyle(Index,DRAW_LINE,STYLE_DASHDOT,Width,ColorLine);break;
     }
   if(Label!="") SetIndexLabel(Index,Label);
   SetIndexBuffer(Index,ViewAy);
   return(0);
  }
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~