Quarters MT4 added

RN/Quarters.mq4

@@ -0,0 +1,221 @@
+//+------------------------------------------------------------------+
+//|                                                     Quarters.mq4 |
+//|                           Copyright 2016, getYourNet IT Services |
+//|                                         http://www.getyournet.ch |
+//+------------------------------------------------------------------+
+
+#property copyright "Copyright 2017, getYourNet IT Services"
+#property link      "http://www.getyournet.ch"
+#property version   "1.00"
+#property indicator_chart_window
+#property indicator_buffers 1
+#property indicator_plots 1
+
+input color colorMajor=PaleGoldenrod;    // Color Major
+input color colorMinor=WhiteSmoke;    // Color Minor
+input bool MajorQuarters=false; // Show Major Quarters
+input bool MajorHalfRN=false; // Show Major Half RN
+input bool MinorQuarters=false; // Show Minor Quarters
+input bool MinorRN=false; // Show Minor RN
+
+string short_name="Quarters";
+double currentrange=0;
+double lastrange=0;
+double paintrange=0;
+double min, max;
+
+
+void OnInit()
+{
+   EventSetTimer(2);
+}
+
+
+void OnDeinit(const int reason)
+{
+   EventKillTimer();
+   DeleteObjects();
+}
+
+
+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[]
+                )
+{
+   return(rates_total);
+}
+
+
+bool Paint()
+{
+   if(_Digits!=5 && _Digits!=4 && _Digits!=3)
+      return true;
+
+   double step=0;
+   int digits=0;
+   if(_Digits==5)
+   {
+      digits=2;
+      step = 0.01;
+   }
+   if(_Digits==4)
+   {
+      digits=1;
+      step = 0.1;
+   }
+   if(_Digits==3)
+   {
+      digits=0;
+      step = 1;
+   }
+
+   double lower=NormalizeDouble(min,digits)-step;
+   double upper=max;
+   double rangesteps=(max-min)/step;
+
+   bool showMinorQuarters=false;
+   bool showMinorRN=false;
+   bool showMajorQuarters=false;
+   bool showMajorHalfRN=false;
+   bool showMajorRN=false;
+   color colorMajorSub=colorMinor;
+   int widthMajorMain=1;
+
+   if(rangesteps<40)
+   {
+      showMajorRN=true;
+      if(rangesteps<14)
+      {
+         showMajorHalfRN=true;
+         if(rangesteps<5.5)
+         {
+            showMajorQuarters=true;
+            if(rangesteps<3.5)
+            {
+               showMinorRN=true;
+               widthMajorMain=2;
+               colorMajorSub=colorMajor;
+               if(rangesteps<1.5)
+               {
+                  showMinorQuarters=true;
+               }
+            }
+         }
+      }
+   }
+
+   DeleteObjects();
+   while(lower<=upper)
+   {
+      double f = step/4;
+      if(showMajorRN)
+         CreateLine(lower,colorMajor,STYLE_SOLID,widthMajorMain);
+      if(showMajorQuarters && MajorQuarters)
+         CreateLine(lower+(f*1),colorMajorSub,STYLE_SOLID,1);
+      if(showMajorHalfRN && MajorHalfRN)
+         CreateLine(lower+(f*2),colorMajorSub,STYLE_SOLID,1);
+      if(showMajorQuarters && MajorQuarters)
+         CreateLine(lower+(f*3),colorMajorSub,STYLE_SOLID,1);
+
+      f = step/10;
+      if(showMinorRN && MinorRN)
+      {
+         CreateLine(lower+(f*1),colorMinor,STYLE_SOLID,1);
+         CreateLine(lower+(f*2),colorMinor,STYLE_SOLID,1);
+         CreateLine(lower+(f*3),colorMinor,STYLE_SOLID,1);
+         CreateLine(lower+(f*4),colorMinor,STYLE_SOLID,1);
+         CreateLine(lower+(f*6),colorMinor,STYLE_SOLID,1);
+         CreateLine(lower+(f*7),colorMinor,STYLE_SOLID,1);
+         CreateLine(lower+(f*8),colorMinor,STYLE_SOLID,1);
+         CreateLine(lower+(f*9),colorMinor,STYLE_SOLID,1);
+      }
+
+      f = step/8;
+      if(showMinorQuarters && MinorQuarters)
+      {
+         CreateLine(lower+(f*1),colorMinor,STYLE_SOLID,1);
+         CreateLine(lower+(f*3),colorMinor,STYLE_SOLID,1);
+         CreateLine(lower+(f*5),colorMinor,STYLE_SOLID,1);
+         CreateLine(lower+(f*7),colorMinor,STYLE_SOLID,1);
+      }
+
+      lower+=step;
+   }
+   ChartRedraw();
+   return true;
+}
+
+
+void CreateLine(double price, color clr, ENUM_LINE_STYLE style = STYLE_SOLID, int width = 1)
+{
+   //if(!PlotIndexGetInteger(0,PLOT_SHOW_DATA))
+   //   return;
+   string objname = short_name + " " + DoubleToString(price,_Digits);
+   ObjectCreate(0,objname,OBJ_HLINE,0,0,price);
+   ObjectSetInteger(0,objname,OBJPROP_STYLE,style);
+   ObjectSetInteger(0,objname,OBJPROP_WIDTH,width);
+   ObjectSetInteger(0,objname,OBJPROP_COLOR,clr);
+   ObjectSetInteger(0,objname,OBJPROP_BACK,true);
+}
+
+
+void DeleteObjects()
+{
+   ObjectsDeleteAll(0,short_name);
+   ChartRedraw();
+}
+
+
+void OnTimer()
+{
+   if(currentrange==lastrange)
+      return;
+   paintrange=currentrange;
+   Paint();
+   lastrange=paintrange;
+}
+
+
+static bool ctrl_pressed = false;
+void OnChartEvent(const int id, const long& lparam, const double& dparam, const string& sparam)
+{
+   if(id==CHARTEVENT_CHART_CHANGE)
+   {
+      min = ChartGetDouble(0,CHART_PRICE_MIN,0);
+      max = ChartGetDouble(0,CHART_PRICE_MAX,0);
+      currentrange = NormalizeDouble(max-min,_Digits);
+   }
+   //if(id==CHARTEVENT_KEYDOWN)
+   //{
+   //   if (ctrl_pressed == false && lparam == 17)
+   //   {
+   //      ctrl_pressed = true;
+   //   }
+   //   else if (ctrl_pressed == true)
+   //   {
+   //      if (lparam == 51)
+   //      {
+   //         if(!PlotIndexGetInteger(0,PLOT_SHOW_DATA))
+   //         {
+   //            PlotIndexSetInteger(0,PLOT_SHOW_DATA,true);
+   //            lastrange=0;
+   //         }
+   //         else
+   //         {
+   //            PlotIndexSetInteger(0,PLOT_SHOW_DATA,false);
+   //            lastrange=0;
+   //         }
+   //         ctrl_pressed = false;
+   //      }
+   //   }
+   //}
+}
+