gePriceCanal

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

#define		DaySecond		86400
#define		HourSecond		3600
#define		MinuteSecond	60
#property indicator_chart_window
//#property indicator_separate_window


#property indicator_buffers 2
#property indicator_color1 Yellow
#property indicator_color2 Red

extern bool		Fixed			=false;			// (true - èñòîëüçóåò ôèêñèðîâàíèå çíà÷åíèå ÷àñà / false - îòñòóï îò òåêóùåãî âðåìåíè)
extern int		HourPrd		=3;				// ïåðèîä îòîáðàæåíèÿ âðåìåíè
extern int		LineCount	=10;				// êîë-âî ëèíèé
extern int		LineFirst	=10;				// îòñòóï ïåðâîé ëèíèè
extern int		LineStep		=5;				// øàã îòñòóïà îò ïåðâîé ëèíèè
extern int		DrawDirect	= 1;				// íàïðàâëåíèå îòðèñîâêè ëèíèé - (-1) - Âíèç (0/1) - ââåðõ
extern color	OpenColor	= Yellow;		// öâåò öåíû îòêðûòèÿ
extern color	FirstColor	= Red;			// öâåò ïåðâîé ëèíèè
extern color	NextColor	= SpringGreen;	// öâåò ñëåäóþùèõ ëèíèé
//double  FreqTOL  =0.0001;//Tolerance of frequency calculation for Method 1

double	FxView1[];
double	FxView2[];
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~V~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~V~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ Custom indicator initialization function ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
int init()
  {
//---- initialization program values  --------------------------------
	SetupChartLineColor(0,FxView1,0,1,OpenColor,"Price");// SetIndexStyle(0,DRAW_LINE,STYLE_SOLID,1); SetIndexBuffer(0,ValueBuf0);
	SetupChartLineColor(1,FxView2,0,1,FirstColor,"Line1");// SetIndexStyle(0,DRAW_LINE,STYLE_SOLID,1); SetIndexBuffer(0,ValueBuf0);
	SetIndexStyle(0,DRAW_LINE,STYLE_DOT,1,OpenColor);
	SetIndexStyle(1,DRAW_LINE,STYLE_DOT,1,FirstColor);
   IndicatorShortName(IndicatorName);
  	IndicatorDigits(MarketInfo(Symbol(),MODE_DIGITS));
//----
   return(0);
  }
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~V~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ Custom indicator deinitialization function ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
int deinit()
  {
//----
	ObjectsLocalDelete(LineCount);
//----
   return(0);
  }
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~V~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ Start defination ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
int start()
{
//+-------------------------- Begin Cycle ---------------------------------------------------+\\
	if (DrawDirect<0) DrawDirect=-1;
	if (DrawDirect>=0) DrawDirect=1;
	datetime TimeLast=Time[0];
	TimeLast=TimeLast-TimeSeconds(TimeLast);
	datetime TimeFirst=TimeLast-HourPrd*HourSecond+TimeMinute(TimeLast)*60;
	if (Fixed==true) {
		TimeFirst=Time[0];
		if (MathAbs(TimeHour(TimeFirst)-HourPrd)<=1) TimeFirst=TimeFirst-DaySecond;
		TimeFirst=TimeFirst-(TimeHour(TimeFirst)-HourPrd)*HourSecond-TimeMinute(TimeFirst)*MinuteSecond-TimeSeconds(TimeFirst);
		//Print(TimeToStr(TimeFirst,TIME_DATE|TIME_MINUTES|TIME_SECONDS));
	}
	
	TimeFirst=Time[iBarShift(Symbol(),Period(),TimeFirst,false)];
	int IndexFirst=iBarShift(Symbol(),Period(),TimeFirst,false);
	int IndexLast=iBarShift(Symbol(),Period(),TimeLast,false);
	double PriceFirst=Open[IndexFirst];
	
	
	ObjectsLocalDelete(LineCount);
	//For 
	InitChart(FxView1);
	InitChart(FxView2);
	for (int Ix=IndexFirst;Ix>=IndexLast;Ix--) {
		FxView1[Ix]=PriceFirst;
		FxView2[Ix]=PriceFirst+LineFirst*DrawDirect*Point;
	}
	DrawTextCanal("TextOpen",TimeLast,PriceFirst,DoubleToStr(PriceFirst,Digits),10,OpenColor);
	PriceFirst=PriceFirst+LineFirst*DrawDirect*Point;
	DrawTextCanal("TextLine1",TimeLast,PriceFirst,DoubleToStr(PriceFirst,Digits),10,FirstColor);

	for (Ix=1;Ix<=LineCount;Ix++) {
		double PriceDraw=PriceFirst+LineStep*DrawDirect*Ix*Point;
		DrawLineCanal("LinePrice"+(Ix+1),TimeFirst,PriceDraw,TimeLast,PriceDraw,1,NextColor);
		DrawTextCanal("TextLine"+(Ix+1),TimeLast,PriceDraw,DoubleToStr(PriceDraw,Digits),10,NextColor);
	}
//----
   return;
  }
//-----------------------------------------------------------------------------------------------
void DrawTextCanal(string iName,datetime iTimeFirst,double iPriceFirst,string Text,int iSize,color iColor)
{
	ObjectCreate(iName,OBJ_TEXT,0,iTimeFirst+3*Period()*60,iPriceFirst+2*Point);
	ObjectSetText(iName,Text,iSize, "Times New Roman", iColor);
	return;
}
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
void DrawLineCanal(string iName,datetime iTimeFirst,double iPriceFirst,datetime iTimeLast,double iPriceLast,int iWidth,color iColor)
{
	ObjectCreate(iName,OBJ_TREND,0,iTimeFirst,iPriceFirst,iTimeLast,iPriceLast);
	ObjectSet(iName,OBJPROP_COLOR,iColor);
	ObjectSet(iName,OBJPROP_WIDTH,iWidth);
	ObjectSet(iName,OBJPROP_RAY,false);
	ObjectSet(iName,OBJPROP_STYLE,STYLE_DOT);
	return;
}
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
void ObjectsLocalDelete(int iLineCount)
{
	ObjectDelete("TextOpen");
	ObjectDelete("TextLine1");

	for (int Sx=1;Sx<=iLineCount;Sx++) {
		ObjectDelete("LinePrice"+(Sx+1));
		ObjectDelete("TextLine"+(Sx+1));
	}
	return;
}
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
//~~														 Style active Line																~~
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
void SetupChartLine(int Index,double& ViewAy[],int Style,int Width,string Label)
{
	switch(Style)
	{
		case 0 : SetIndexStyle(Index,DRAW_LINE,STYLE_SOLID,Width);break;
		case 1 : SetIndexStyle(Index,DRAW_HISTOGRAM,STYLE_SOLID,Width);break;
		case 2 : SetIndexStyle(Index,DRAW_ARROW,STYLE_SOLID,Width);break;
		default : SetIndexStyle(Index,DRAW_LINE,STYLE_SOLID,Width);break;
	}
	if (Label!="") SetIndexLabel(Index,Label);
	SetIndexBuffer(Index,ViewAy);
	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_SOLID,Width,ColorLine);break;
		case 1 : SetIndexStyle(Index,DRAW_HISTOGRAM,STYLE_SOLID,Width,ColorLine);break;
		case 2 : SetIndexStyle(Index,DRAW_ARROW,STYLE_SOLID,Width,ColorLine);break;
		default : SetIndexStyle(Index,DRAW_LINE,STYLE_SOLID,Width,ColorLine);break;
	}
	if (Label!="") SetIndexLabel(Index,Label);
	SetIndexBuffer(Index,ViewAy);
	return(0);
}
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
void InitChart(double& ayShift[])									// Ñìåùåíèå
{
	if (ArraySize(ayShift)>0) ArrayInitialize(ayShift,EMPTY_VALUE);
}
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~