50 lines
2.5 KiB
MQL5
50 lines
2.5 KiB
MQL5
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//+------------------------------------------------------------------+
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//| ObjectRays.mq5 |
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//| Copyright 2021, MetaQuotes Ltd. |
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//| https://www.mql5.com |
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//| |
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//| The script creates a channel with right ray tirned ON. |
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//+------------------------------------------------------------------+
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#include "ObjectPrefix.mqh"
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//+------------------------------------------------------------------+
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//| Create and setup a single channel object |
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//+------------------------------------------------------------------+
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void SetupChannel(const int length, const double deviation = 1.0,
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const bool right = false, const bool left = false,
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const color clr = clrRed)
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{
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// create and setup a stddev channel
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const string name = ObjNamePrefix + "Channel"
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+ (right ? "R" : "") + (left ? "L" : "");
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// NB: 0-th binding point must have time less than 1-st binding point,
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// otherwise the channel will collapse to a single point
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ObjectCreate(0, name, OBJ_STDDEVCHANNEL, 0, iTime(NULL, 0, length), 0);
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ObjectSetInteger(0, name, OBJPROP_TIME, 1, iTime(NULL, 0, 0));
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// deviation
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ObjectSetDouble(0, name, OBJPROP_DEVIATION, deviation);
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// color and description
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ObjectSetInteger(0, name, OBJPROP_COLOR, clr);
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ObjectSetString(0, name, OBJPROP_TEXT, StringFormat("%2.1", deviation)
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+ ((!right && !left) ? " NO RAYS" : "")
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+ (right ? " RIGHT RAY" : "") + (left ? " LEFT RAY" : ""));
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// ray properties go here
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ObjectSetInteger(0, name, OBJPROP_RAY_RIGHT, right);
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ObjectSetInteger(0, name, OBJPROP_RAY_LEFT, left);
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// highlight new object by selection (also it allows for easy deletion by user)
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ObjectSetInteger(0, name, OBJPROP_SELECTABLE, true);
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ObjectSetInteger(0, name, OBJPROP_SELECTED, true);
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}
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//+------------------------------------------------------------------+
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//| Script program start function |
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//+------------------------------------------------------------------+
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void OnStart()
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{
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// create 3 channels with different ray settings
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SetupChannel(24, 1.0, true);
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SetupChannel(48, 2.0, false, true, clrBlue);
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SetupChannel(36, 3.0, false, false, clrGreen);
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}
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//+------------------------------------------------------------------+
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