754 lines
19 KiB
Plaintext
754 lines
19 KiB
Plaintext
//////////////////////////////////////////////////////
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//
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// SaherElm IT Center MQL5 Cycle Channel LH Oscillator
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// ---------------------------------------------------
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// Name: XCHLH
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// Description: detecting HH and LL based on cycles ...
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//
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//
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// Maintainer:
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// ------------
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// Hadi Khazaee Asl (hadi_khazaee_asl@yahoo.com)
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//
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//////////////////////////////////////////////////////
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//
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// Global Properties ...
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#property copyright "Copyright 2023, SaherElm IT Center"
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#property link "https://saherelm.ir"
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#property version "1.00"
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#property description "SaherElm XCHLH Oscillator"
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#property strict
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//
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// START Constants ...
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//
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#define ShortName "XCHLH"
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//
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// XCHLH Hot States ...
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enum ENUM_X_XCHLH_HOT_STATES
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{
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X_XCHLH_HOT_HH = 1,
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X_XCHLH_NEUTURAL = 0,
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X_XCHLH_HOT_LL = -1,
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};
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//
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// Including Models Library ...
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#include "..\Libraries\x-saherelm.models.lib.mq5";
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//
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// END Constants ...
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//
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//
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// START Inputs ...
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//
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//
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// Common ...
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input group "Hot Areas";
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input bool drawHotAreas = true; // Draw Hot Areas Symbol
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input uchar hotHHArrowCode = 234; // Hot HH Arrow Code
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input color hotHHArrowColor = clrAqua; // Hot HH Arrow Color
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input uchar hotLLArrowCode = 233; // Hot LL Arrow Code
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input color hotLLArrowColor = clrFuchsia; // Hot LL Arrow Color
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//
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// LC Inputs ...
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input group "Long Cycle";
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input group "LC Market";
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input int lcLength = 28; // Length
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input double lcThresholdInPips = 0.3; // Threshold In Pips
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input ENUM_SERIESMODE lcHHMode = MODE_HIGH; // Highest High Calculation Method
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input ENUM_SERIESMODE lcLLMode = MODE_LOW; // Lowest Low Calculation Method
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input group "LC Style";
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input int lcDrawWidth = 1; // Draw Width
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input ENUM_DRAW_TYPE lcDrawType = DRAW_LINE; // Draw Type
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input ENUM_LINE_STYLE lcDrawStyle = STYLE_DOT; // Draw Style
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input color lcHHColor = clrAqua; // Highest High Color
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input color lcLLColor = clrFuchsia; // Lowest Low Color
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input group "LC Drawings";
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input bool lcDrawHH = true; // Draw Highest High
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input bool lcDrawLL = true; // Draw Lowest Low
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//
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// MC Inputs ...
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input group "Medium Cycle";
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input group "MC Market";
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input int mcLength = 14; // Length
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input double mcThresholdInPips = 0.3; // Threshold In Pips
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input ENUM_SERIESMODE mcHHMode = MODE_HIGH; // Highest High Calculation Method
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input ENUM_SERIESMODE mcLLMode = MODE_LOW; // Lowest Low Calculation Method
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input group "MC Style";
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input int mcDrawWidth = 1; // Draw Width
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input ENUM_DRAW_TYPE mcDrawType = DRAW_LINE; // Draw Type
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input ENUM_LINE_STYLE mcDrawStyle = STYLE_DOT; // Draw Style
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input color mcHHColor = clrLime; // Highest High Color
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input color mcLLColor = clrRed; // Lowest Low Color
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input group "MC Drawings";
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input bool mcDrawHH = true; // Draw Highest High
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input bool mcDrawLL = true; // Draw Lowest Low
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//
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// SC Inputs ...
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input group "Short Cycle";
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input group "SC Market";
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input int scLength = 7; // Length
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input double scThresholdInPips = 0.3; // Threshold In Pips
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input ENUM_SERIESMODE scHHMode = MODE_HIGH; // Highest High Calculation Method
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input ENUM_SERIESMODE scLLMode = MODE_LOW; // Lowest Low Calculation Method
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input group "SC Style";
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input int scDrawWidth = 1; // Draw Width
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input ENUM_DRAW_TYPE scDrawType = DRAW_LINE; // Draw Type
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input ENUM_LINE_STYLE scDrawStyle = STYLE_DOT; // Draw Style
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input color scHHColor = clrLightBlue; // Highest High Color
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input color scLLColor = clrLightSalmon; // Lowest Low Color
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input group "SC Drawings";
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input bool scDrawHH = true; // Draw Highest High
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input bool scDrawLL = true; // Draw Lowest Low
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//
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// END Inputs ...
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//
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//
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// Includes Logging Library ...
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#include "../Libraries/x-saherelm.log.lib.mq5";
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//
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// Includes Common Library ...
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#include "../Libraries/x-saherelm.common.lib.mq5";
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//
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// Includes Draw Library ...
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#include "../Libraries/x-saherelm.draw.lib.mq5";
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//
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// START Buffers ...
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//
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#property indicator_separate_window
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//
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#property indicator_buffers 7
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#property indicator_plots 6
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//
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// LC ...
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#define lcHHBufferIndex 0
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#define lcLLBufferIndex 1
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//
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double lcHHBuffer[];
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double lcLLBuffer[];
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//
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// MC ...
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#define mcHHBufferIndex 2
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#define mcLLBufferIndex 3
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//
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double mcHHBuffer[];
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double mcLLBuffer[];
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//
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// SC ...
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#define scHHBufferIndex 4
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#define scLLBufferIndex 5
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//
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double scHHBuffer[];
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double scLLBuffer[];
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//
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// Hot State ...
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//
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#define hotStateBufferIndex 6
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//
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double hotStateBuffer[];
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//
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// END Buffers ...
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//
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//
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// START Global Definitions: Variables, Properties and etc ...
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//
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//
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// END Global Definitions: Variables, Properties and etc ...
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//
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//
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// START Event Handlers ...
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//
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//
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// Initialization ...
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int OnInit()
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{
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//
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// Validate Inputs ...
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if (!ValidateInputs())
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{
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return INIT_PARAMETERS_INCORRECT;
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}
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//
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logTag = ShortName;
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drawPrefix = ShortName;
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//
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// Define Index Buffers ...
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DefineBuffers();
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//
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// Set Indicator ShortName ...
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SetIndicatorName();
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//
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// Init Succeed ...
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return INIT_SUCCEEDED;
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}
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//
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// DeInitialization ...
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void OnDeinit(const int reason)
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{
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//
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// REASON_PROGRAM 0 The EA has stopped working calling the ExpertRemove() function
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// REASON_REMOVE 1 Program removed from a chart
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// REASON_RECOMPILE 2 Program recompiled
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// REASON_CHARTCHANGE 3 A symbol or a chart period is changed
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// REASON_CHARTCLOSE 4 Chart closed
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// REASON_PARAMETERS 5 Inputs changed by a user
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// REASON_ACCOUNT 6 Another account has been activated or reconnection to the trade server has occurred due to changes in the account settings
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// REASON_TEMPLATE 7 Another chart template applied
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// REASON_INITFAILED 8 The OnInit() handler returned a non-zero value
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// REASON_CLOSE 9 Terminal closed
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//
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// Here we can handle De Initialization Reasons ...
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//
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// ReDraw Chart ...
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ChartRedraw();
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//
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// De Init Draw Library ...
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OnDeinitDrawLibrary();
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//
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Comment("");
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}
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//
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// Calculations ...
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//
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// Calculating what we want ...
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int OnCalculate(
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//
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// total Candles on chart ...
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const int rates_total,
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//
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// total calculated Candles on charts ...
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const int prev_calculated,
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//
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// history of Candles Open Time ...
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const datetime &time[],
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//
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// history of Candles Open Price ...
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const double &open[],
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//
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// history of Candles High Price ...
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const double &high[],
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//
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// history of Candles Low Price ...
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const double &low[],
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//
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// history of Candles Close Price ...
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const double &close[],
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//
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// history of Tick Volumes on Candle ...
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const long &tick_volume[],
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//
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// history of Trade Volumes ...
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const long &volume[],
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//
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// history of Candles Spread Price ...
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const int &spread[])
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{
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//
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// Prepare Buffers ...
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ArraySetAsSeries(time, true);
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ArraySetAsSeries(open, true);
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ArraySetAsSeries(high, true);
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ArraySetAsSeries(low, true);
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ArraySetAsSeries(close, true);
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ArraySetAsSeries(tick_volume, true);
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ArraySetAsSeries(volume, true);
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ArraySetAsSeries(spread, true);
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//
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// this counts Available Bars ...
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int limit;
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//
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// because in some cases we may have more than one input for
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// calculation and we must prevent any calculation
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// untill we pass the biggest input length, here we get max Input length
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// and then wait until pass it ...
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int maxLength = MathMax(lcLength, mcLength);
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maxLength = MathMax(maxLength, scLength);
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//
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limit = prev_calculated < maxLength ? rates_total - (maxLength + 1) : rates_total - prev_calculated;
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//
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// Main Loop ...
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for (int i = limit; i >= 0 && !IsStopped(); i--)
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{
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//
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CalculateBuffers(i);
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}
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//
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return rates_total;
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}
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//
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// END Event Handlers ...
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//
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//
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// START Functions ...
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//
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//
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// Validate Input Args for Initialization ...
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bool ValidateInputs()
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{
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//
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bool result = false;
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//
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// Validate Args ...
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bool isLCInputsValid =
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lcLength >= 4 &&
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lcLength > mcLength &&
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lcLength > scLength;
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bool isMCInputsValid =
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mcLength >= 4 &&
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mcLength > scLength &&
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mcLength < lcLength;
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bool isSCInputsValid =
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scLength >= 4 &&
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scLength < mcLength &&
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scLength < lcLength;
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if (
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isLCInputsValid &&
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isMCInputsValid &&
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isSCInputsValid)
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{
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result = true;
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}
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//
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return result;
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}
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//
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// Define Indexes and Styles ...
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void DefineBuffers()
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{
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//
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// LC ...
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LCDefineBuffers();
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//
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// MC ...
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MCDefineBuffers();
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//
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// SC ...
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SCDefineBuffers();
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//
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// Hot State Buffer ...
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HotStateDefineBuffers();
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}
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//
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// Set Indicator Short Name and also we can define Buffers Labels ...
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void SetIndicatorName()
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{
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//
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string indicatorShortName = "";
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StringConcatenate(indicatorShortName, ShortName, "");
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//
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IndicatorSetString(INDICATOR_SHORTNAME, indicatorShortName);
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}
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//
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// Calculate Buffers ...
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void CalculateBuffers(
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int bar_index // Current Candle Index ...
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)
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{
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//
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// LC ...
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LCCalculateBuffers(bar_index);
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//
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// MC ...
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MCCalculateBuffers(bar_index);
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//
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// SC ...
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SCCalculateBuffers(bar_index);
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//
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// SIGNAL ...
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SignalCalculateBuffers(bar_index);
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//
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// HOT State Buffer ...
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HotStateCalculateBuffers(bar_index);
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//
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// After all Calculations we are ready to Draw what we want ...
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DrawBuffers(bar_index);
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}
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//
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// LC Buffers Definitions ...
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void LCDefineBuffers()
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{
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//
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// LC HH Buffer ...
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string lcHHBufferLabel = ShortName + " LC HH (" + (string)lcLength + ")";
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ENUM_DRAW_TYPE lcHHDrawType = lcDrawHH ? lcDrawType : DRAW_NONE;
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ArraySetAsSeries(lcHHBuffer, true);
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SetIndexBuffer(lcHHBufferIndex, lcHHBuffer, INDICATOR_DATA);
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PlotIndexSetInteger(lcHHBufferIndex, PLOT_DRAW_BEGIN, lcLength);
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PlotIndexSetString(lcHHBufferIndex, PLOT_LABEL, lcHHBufferLabel);
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PlotIndexSetInteger(lcHHBufferIndex, PLOT_LINE_COLOR, lcHHColor);
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PlotIndexSetInteger(lcHHBufferIndex, PLOT_LINE_STYLE, lcDrawStyle);
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PlotIndexSetInteger(lcHHBufferIndex, PLOT_LINE_WIDTH, lcDrawWidth);
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PlotIndexSetInteger(lcHHBufferIndex, PLOT_DRAW_TYPE, lcHHDrawType);
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//
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// LC LL Buffer ...
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string lcLLBufferLabel = ShortName + " LC LL (" + (string)lcLength + ")";
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ENUM_DRAW_TYPE lcLLDrawType = lcDrawLL ? lcDrawType : DRAW_NONE;
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ArraySetAsSeries(lcLLBuffer, true);
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SetIndexBuffer(lcLLBufferIndex, lcLLBuffer, INDICATOR_DATA);
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PlotIndexSetInteger(lcLLBufferIndex, PLOT_DRAW_BEGIN, lcLength);
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PlotIndexSetString(lcLLBufferIndex, PLOT_LABEL, lcLLBufferLabel);
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PlotIndexSetInteger(lcLLBufferIndex, PLOT_LINE_COLOR, lcLLColor);
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PlotIndexSetInteger(lcLLBufferIndex, PLOT_LINE_STYLE, lcDrawStyle);
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PlotIndexSetInteger(lcLLBufferIndex, PLOT_LINE_WIDTH, lcDrawWidth);
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PlotIndexSetInteger(lcLLBufferIndex, PLOT_DRAW_TYPE, lcLLDrawType);
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}
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//
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// MC Buffers Definitions ...
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void MCDefineBuffers()
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{
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//
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// MC HH Buffer ...
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string mcHHBufferLabel = ShortName + " MC HH (" + (string)mcLength + ")";
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ENUM_DRAW_TYPE mcHHDrawType = mcDrawHH ? lcDrawType : DRAW_NONE;
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ArraySetAsSeries(mcHHBuffer, true);
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SetIndexBuffer(mcHHBufferIndex, mcHHBuffer, INDICATOR_DATA);
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PlotIndexSetInteger(mcHHBufferIndex, PLOT_DRAW_BEGIN, mcLength);
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PlotIndexSetString(mcHHBufferIndex, PLOT_LABEL, mcHHBufferLabel);
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PlotIndexSetInteger(mcHHBufferIndex, PLOT_LINE_COLOR, mcHHColor);
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PlotIndexSetInteger(mcHHBufferIndex, PLOT_LINE_STYLE, mcDrawStyle);
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PlotIndexSetInteger(mcHHBufferIndex, PLOT_LINE_WIDTH, mcDrawWidth);
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PlotIndexSetInteger(mcHHBufferIndex, PLOT_DRAW_TYPE, mcHHDrawType);
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//
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// MC LL Buffer ...
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string mcLLBufferLabel = ShortName + " MC LL (" + (string)mcLength + ")";
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ENUM_DRAW_TYPE mcLLDrawType = mcDrawLL ? lcDrawType : DRAW_NONE;
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ArraySetAsSeries(mcLLBuffer, true);
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SetIndexBuffer(mcLLBufferIndex, mcLLBuffer, INDICATOR_DATA);
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PlotIndexSetInteger(mcLLBufferIndex, PLOT_DRAW_BEGIN, mcLength);
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PlotIndexSetString(mcLLBufferIndex, PLOT_LABEL, mcLLBufferLabel);
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PlotIndexSetInteger(mcLLBufferIndex, PLOT_LINE_COLOR, mcLLColor);
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PlotIndexSetInteger(mcLLBufferIndex, PLOT_LINE_STYLE, mcDrawStyle);
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PlotIndexSetInteger(mcLLBufferIndex, PLOT_LINE_WIDTH, mcDrawWidth);
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PlotIndexSetInteger(mcLLBufferIndex, PLOT_DRAW_TYPE, mcLLDrawType);
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}
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//
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// SC Buffers Definitions ...
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void SCDefineBuffers()
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{
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//
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// SC HH Buffer ...
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string scHHBufferLabel = ShortName + " SC HH (" + (string)scLength + ")";
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ENUM_DRAW_TYPE scHHDrawType = scDrawHH ? lcDrawType : DRAW_NONE;
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ArraySetAsSeries(scHHBuffer, true);
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SetIndexBuffer(scHHBufferIndex, scHHBuffer, INDICATOR_DATA);
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PlotIndexSetInteger(scHHBufferIndex, PLOT_DRAW_BEGIN, scLength);
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PlotIndexSetString(scHHBufferIndex, PLOT_LABEL, scHHBufferLabel);
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PlotIndexSetInteger(scHHBufferIndex, PLOT_LINE_COLOR, scHHColor);
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PlotIndexSetInteger(scHHBufferIndex, PLOT_LINE_STYLE, scDrawStyle);
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PlotIndexSetInteger(scHHBufferIndex, PLOT_LINE_WIDTH, scDrawWidth);
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PlotIndexSetInteger(scHHBufferIndex, PLOT_DRAW_TYPE, scHHDrawType);
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//
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// SC LL Buffer ...
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string scLLBufferLabel = ShortName + " SC LL (" + (string)scLength + ")";
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ENUM_DRAW_TYPE scLLDrawType = scDrawLL ? lcDrawType : DRAW_NONE;
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ArraySetAsSeries(scLLBuffer, true);
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SetIndexBuffer(scLLBufferIndex, scLLBuffer, INDICATOR_DATA);
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PlotIndexSetInteger(scLLBufferIndex, PLOT_DRAW_BEGIN, scLength);
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PlotIndexSetString(scLLBufferIndex, PLOT_LABEL, scLLBufferLabel);
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PlotIndexSetInteger(scLLBufferIndex, PLOT_LINE_COLOR, scLLColor);
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PlotIndexSetInteger(scLLBufferIndex, PLOT_LINE_STYLE, scDrawStyle);
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PlotIndexSetInteger(scLLBufferIndex, PLOT_LINE_WIDTH, scDrawWidth);
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PlotIndexSetInteger(scLLBufferIndex, PLOT_DRAW_TYPE, scLLDrawType);
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}
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//
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// Hot State Buffer ...
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void HotStateDefineBuffers()
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{
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//
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// Hot State Buffer ...
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ArraySetAsSeries(hotStateBuffer, true);
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SetIndexBuffer(hotStateBufferIndex, hotStateBuffer, INDICATOR_CALCULATIONS);
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}
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//
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// LC Calculations ...
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void LCCalculateBuffers(
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int bar_index // Current Candle Index ...
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)
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{
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//
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// Detect Cycle HH and LL ...
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int length = lcLength;
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ENUM_SERIESMODE hhMode = lcHHMode;
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ENUM_SERIESMODE llMode = lcLLMode;
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double threshold = PipsToPrice(lcThresholdInPips);
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double hh = GetHighestHigh(
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length,
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bar_index,
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hhMode);
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double hhValue = hh + threshold;
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double ll = GetLowestLow(
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length,
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|
bar_index,
|
|
llMode);
|
|
double llValue = ll - threshold;
|
|
|
|
//
|
|
lcHHBuffer[bar_index] = hhValue;
|
|
lcLLBuffer[bar_index] = llValue;
|
|
}
|
|
|
|
//
|
|
// MC Calculations ...
|
|
void MCCalculateBuffers(
|
|
int bar_index // Current Candle Index ...
|
|
)
|
|
{
|
|
//
|
|
// Detect Cycle HH and LL ...
|
|
int length = mcLength;
|
|
ENUM_SERIESMODE hhMode = mcHHMode;
|
|
ENUM_SERIESMODE llMode = mcLLMode;
|
|
double threshold = PipsToPrice(mcThresholdInPips);
|
|
double hh = GetHighestHigh(
|
|
length,
|
|
bar_index,
|
|
hhMode);
|
|
double hhValue = hh + threshold;
|
|
double ll = GetLowestLow(
|
|
length,
|
|
bar_index,
|
|
llMode);
|
|
double llValue = ll - threshold;
|
|
|
|
//
|
|
mcHHBuffer[bar_index] = hhValue;
|
|
mcLLBuffer[bar_index] = llValue;
|
|
}
|
|
|
|
//
|
|
// SC Calculations ...
|
|
void SCCalculateBuffers(
|
|
int bar_index // Current Candle Index ...
|
|
)
|
|
{
|
|
//
|
|
// Detect Cycle HH and LL ...
|
|
int length = scLength;
|
|
ENUM_SERIESMODE hhMode = scHHMode;
|
|
ENUM_SERIESMODE llMode = scLLMode;
|
|
double threshold = PipsToPrice(scThresholdInPips);
|
|
double hh = GetHighestHigh(
|
|
length,
|
|
bar_index,
|
|
hhMode);
|
|
double hhValue = hh + threshold;
|
|
double ll = GetLowestLow(
|
|
length,
|
|
bar_index,
|
|
llMode);
|
|
double llValue = ll - threshold;
|
|
|
|
//
|
|
scHHBuffer[bar_index] = hhValue;
|
|
scLLBuffer[bar_index] = llValue;
|
|
}
|
|
|
|
//
|
|
// SIGNAL Calculations ...
|
|
void SignalCalculateBuffers(
|
|
int bar_index // Current Candle Index ...
|
|
)
|
|
{
|
|
//
|
|
// LC Values ...
|
|
double lcHH = lcHHBuffer[bar_index];
|
|
double lcLL = lcLLBuffer[bar_index];
|
|
double lcDelta = lcHH - lcLL;
|
|
double lcAvg = lcDelta / 2;
|
|
|
|
//
|
|
// MC Values ...
|
|
double mcHH = mcHHBuffer[bar_index];
|
|
double mcLL = mcLLBuffer[bar_index];
|
|
double mcDelta = mcHH - mcLL;
|
|
double mcAvg = mcDelta / 2;
|
|
|
|
//
|
|
// SC Values ...
|
|
double scHH = scHHBuffer[bar_index];
|
|
double scLL = scLLBuffer[bar_index];
|
|
double scDelta = scHH - scLL;
|
|
double scAvg = scDelta / 2;
|
|
|
|
//
|
|
// Min Value ...
|
|
double minValue = MathMin(
|
|
scLL, mcLL);
|
|
minValue = MathMin(
|
|
lcLL, minValue);
|
|
|
|
//
|
|
// Max Value ...
|
|
double maxValue = MathMin(
|
|
scHH, mcHH);
|
|
maxValue = MathMin(
|
|
lcHH, maxValue);
|
|
}
|
|
|
|
//
|
|
// HOT State Calculate Buffers ...
|
|
void HotStateCalculateBuffers(
|
|
int bar_index // Current Candle Index ...
|
|
)
|
|
{
|
|
//
|
|
// LC ...
|
|
double lcHH = lcHHBuffer[bar_index];
|
|
double lcLL = lcLLBuffer[bar_index];
|
|
//
|
|
double lcHH1 = lcHHBuffer[bar_index + 1];
|
|
double lcLL1 = lcLLBuffer[bar_index + 1];
|
|
|
|
//
|
|
// MC ...
|
|
double mcHH = mcHHBuffer[bar_index];
|
|
double mcLL = mcLLBuffer[bar_index];
|
|
//
|
|
double mcHH1 = mcHHBuffer[bar_index + 1];
|
|
double mcLL1 = mcLLBuffer[bar_index + 1];
|
|
|
|
//
|
|
// SC ...
|
|
double scHH = scHHBuffer[bar_index];
|
|
double scLL = scLLBuffer[bar_index];
|
|
//
|
|
double scHH1 = scHHBuffer[bar_index + 1];
|
|
double scLL1 = scLLBuffer[bar_index + 1];
|
|
|
|
//
|
|
bool isHotLLState = scLL == mcLL && mcLL == lcLL;
|
|
bool isHotLLState1 = scLL1 == mcLL1 && mcLL1 == lcLL1;
|
|
//
|
|
bool isHotHHState = scHH == mcHH && mcHH == lcHH;
|
|
bool isHotHHState1 = scHH1 == mcHH1 && mcHH1 == lcHH1;
|
|
|
|
//
|
|
bool isHotLL = isHotLLState && !isHotLLState1;
|
|
bool isHotHH = isHotHHState && !isHotHHState1;
|
|
|
|
//
|
|
double hotStateValue = X_XCHLH_NEUTURAL;
|
|
if (isHotHH)
|
|
{
|
|
hotStateValue = X_XCHLH_HOT_HH;
|
|
}
|
|
else if (isHotLL)
|
|
{
|
|
hotStateValue = X_XCHLH_HOT_LL;
|
|
}
|
|
|
|
//
|
|
hotStateBuffer[bar_index] = hotStateValue;
|
|
}
|
|
|
|
//
|
|
// Draw Buffers ...
|
|
void DrawBuffers(
|
|
int bar_index // Current Candle Index ...
|
|
)
|
|
{
|
|
//
|
|
// General Requirements ...
|
|
|
|
//
|
|
// Retrieve Candle Model ...
|
|
XOHCL candle = GetCandle(bar_index);
|
|
datetime time = iTime(_Symbol, _Period, bar_index);
|
|
|
|
//
|
|
// Draw Arrow on Hot Areas ...
|
|
if (drawHotAreas)
|
|
{
|
|
//
|
|
double hotStateValue = hotStateBuffer[bar_index];
|
|
bool isHotHHArea = hotStateValue == 1;
|
|
bool isHotLLArea = hotStateValue == -1;
|
|
if (isHotHHArea || isHotLLArea)
|
|
{
|
|
//
|
|
bool isHH = isHotHHArea;
|
|
|
|
//
|
|
double price = isHH ? candle.high : candle.low;
|
|
ENUM_ARROW_ANCHOR anchor = isHH ? ANCHOR_BOTTOM : ANCHOR_TOP;
|
|
color clr = isHH ? hotHHArrowColor : hotLLArrowColor;
|
|
uchar arrowCode = isHH ? hotHHArrowCode : hotLLArrowCode;
|
|
string name = "HOT " + (isHH ? "HH" : "LL") + "_" + (string)price + "_" + (string)time;
|
|
|
|
//
|
|
DrawArrow(
|
|
0,
|
|
name,
|
|
0,
|
|
time,
|
|
price,
|
|
arrowCode,
|
|
anchor,
|
|
clr,
|
|
STYLE_SOLID,
|
|
1);
|
|
}
|
|
}
|
|
}
|
|
//
|
|
// END Functions ...
|
|
//
|