mirror of
https://github.com/Valenteeno/RangeBars.git
synced 2026-07-27 20:37:43 +00:00
Valentine Chibuike Ozoigboanugo
c8e3e30849
Proprietary trading software. © Teenodi Ltd. All rights reserved. Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
492 lines
37 KiB
Plaintext
492 lines
37 KiB
Plaintext
//+------------------------------------------------------------------+
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//| RangeBar3.mq5 |
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//| Copyright 2025, MetaQuotes Ltd. |
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//| https://www.mql5.com |
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//+------------------------------------------------------------------+
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#property copyright "Copyright Valenteeno 2025"
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#property link ""
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#property version "1.00"
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#property indicator_separate_window
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#property indicator_buffers 0
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#property indicator_plots 0
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#property indicator_height 25 // Sets the indicator window height to match buttons
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// Input parameters
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input int InpBacklogMinutes = 60; // Historical data minutes
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input double InpRangeSizePoints = 10.0; // Range size in points
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input string InpCustomSymbol = "RB"; // Custom symbol prefix
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input int InpTickTolerance = 5; // Tolerance in seconds for tick processing
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// Global variables
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string g_customSymbol; // Full custom symbol name
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long g_customChartID = 0; // Custom chart ID
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datetime g_startTime; // Starting time for processing
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MqlRates g_currentBar; // Current bar being formed
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bool g_isNewBar = true; // Flag for new bar initialization
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int g_digits; // Symbol digits
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double g_point; // Symbol point size
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bool g_initialized = false; // Initialization flag
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int g_barCount = 0; // Counter for bar numbering
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MqlRates g_ratesBuffer[]; // Buffer for collecting rates before update
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datetime g_lastBarTime = 0; // Time of the last completed bar
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long g_lastProcessedTickTime = 0; // Time of last processed tick in milliseconds
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double g_currentHigh; // Current bar's high price
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double g_currentLow; // Current bar's low price
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double g_upperThreshold; // Current bar's upper threshold
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double g_lowerThreshold; // Current bar's lower threshold
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double InpRangeSize = InpRangeSizePoints; // Range size in points
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// Constants for layout
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const int PADDING = 5;
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const int BUTTON_HEIGHT = 20;
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const int VALUE_EDIT_WIDTH = 50;
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const int M61_BUTTON_WIDTH = 40;
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const int CLOSE_BUTTON_WIDTH = 20;
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const int LABEL_WIDTH = 70;
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//+------------------------------------------------------------------+
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//| Custom indicator initialization function |
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//+------------------------------------------------------------------+
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int OnInit()
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{
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// Validate inputs
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if(InpBacklogMinutes <= 0 || InpRangeSize <= 0 || InpTickTolerance <= 0 || StringLen(InpCustomSymbol) == 0)
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{
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Print("Error: Invalid input parameters");
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return(INIT_PARAMETERS_INCORRECT);
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}
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// Initialize symbol-related variables
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g_digits = (int)SymbolInfoInteger(_Symbol, SYMBOL_DIGITS);
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g_point = SymbolInfoDouble(_Symbol, SYMBOL_POINT);
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g_lastProcessedTickTime = (TimeCurrent() - InpBacklogMinutes * 60) * 1000;
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// Create custom symbol name
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g_customSymbol = StringFormat("%s%s_%d", InpCustomSymbol, _Symbol);
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// Clean up any existing instance
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CleanupResources();
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// Create new custom symbol
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if(!CreateCustomSymbol())
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{
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Print("Failed to create custom symbol");
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return(INIT_FAILED);
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}
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// Open chart for custom symbol
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SymbolSelect(g_customSymbol, true);
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g_customChartID = ChartOpen(g_customSymbol, PERIOD_M1);
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if(g_customChartID == 0)
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{
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Print("Failed to open custom symbol chart: ", GetLastError());
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CleanupResources();
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return(INIT_FAILED);
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}
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g_initialized = true;
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// Set indicator window properties
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IndicatorSetString(INDICATOR_SHORTNAME, "Range Bar NoGap");
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// Create the background
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ObjectCreate(0, "Background", OBJ_RECTANGLE_LABEL, 1, 0, 0);
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ObjectSetInteger(0, "Background", OBJPROP_XDISTANCE, 0);
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ObjectSetInteger(0, "Background", OBJPROP_YDISTANCE, 0);
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ObjectSetInteger(0, "Background", OBJPROP_XSIZE, ChartGetInteger(0, CHART_WIDTH_IN_PIXELS));
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ObjectSetInteger(0, "Background", OBJPROP_YSIZE, 25);
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ObjectSetInteger(0, "Background", OBJPROP_BGCOLOR, clrBlack);
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ObjectSetInteger(0, "Background", OBJPROP_BORDER_TYPE, BORDER_FLAT);
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ObjectSetInteger(0, "Background", OBJPROP_CORNER, CORNER_LEFT_UPPER);
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ObjectSetInteger(0, "Background", OBJPROP_HIDDEN, true);
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ObjectSetInteger(0, "Background", OBJPROP_SELECTABLE, false);
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// Create "Range Bar" label
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ObjectCreate(0, "RangeBarLabel", OBJ_LABEL, 1, 0, 0);
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ObjectSetString(0, "RangeBarLabel", OBJPROP_TEXT, "Range Bars");
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ObjectSetInteger(0, "RangeBarLabel", OBJPROP_XDISTANCE, PADDING);
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ObjectSetInteger(0, "RangeBarLabel", OBJPROP_YDISTANCE, 5);
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ObjectSetInteger(0, "RangeBarLabel", OBJPROP_COLOR, clrWhiteSmoke);
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ObjectSetInteger(0, "RangeBarLabel", OBJPROP_CORNER, CORNER_LEFT_UPPER);
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ObjectSetInteger(0, "RangeBarLabel", OBJPROP_FONTSIZE, 8);
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ObjectSetInteger(0, "RangeBarLabel", OBJPROP_HIDDEN, true);
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ObjectSetInteger(0, "RangeBarLabel", OBJPROP_SELECTABLE, false);
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// Create edit box (immediately after label)
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ObjectCreate(0, "ValueEdit", OBJ_EDIT, 1, 0, 0);
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ObjectSetString(0, "ValueEdit", OBJPROP_TEXT, "100");
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ObjectSetInteger(0, "ValueEdit", OBJPROP_XDISTANCE, LABEL_WIDTH + PADDING);
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ObjectSetInteger(0, "ValueEdit", OBJPROP_YDISTANCE, 3);
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ObjectSetInteger(0, "ValueEdit", OBJPROP_XSIZE, VALUE_EDIT_WIDTH);
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ObjectSetInteger(0, "ValueEdit", OBJPROP_YSIZE, BUTTON_HEIGHT);
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ObjectSetInteger(0, "ValueEdit", OBJPROP_BGCOLOR, clrBlack);
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ObjectSetInteger(0, "ValueEdit", OBJPROP_COLOR, clrLimeGreen);
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ObjectSetInteger(0, "ValueEdit", OBJPROP_BORDER_COLOR, clrDarkGray);
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ObjectSetInteger(0, "ValueEdit", OBJPROP_ALIGN, ALIGN_CENTER);
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ObjectSetInteger(0, "ValueEdit", OBJPROP_HIDDEN, true);
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ObjectSetInteger(0, "ValueEdit", OBJPROP_SELECTABLE, false);
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// Create M61 button (immediately after edit box)
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ObjectCreate(0, "OpenChartButton", OBJ_BUTTON, 1, 0, 0);
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ObjectSetString(0, "OpenChartButton", OBJPROP_TEXT, "GTC");
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ObjectSetInteger(0, "OpenChartButton", OBJPROP_XDISTANCE, LABEL_WIDTH + VALUE_EDIT_WIDTH + PADDING * 2);
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ObjectSetInteger(0, "OpenChartButton", OBJPROP_YDISTANCE, 3);
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ObjectSetInteger(0, "OpenChartButton", OBJPROP_XSIZE, M61_BUTTON_WIDTH);
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ObjectSetInteger(0, "OpenChartButton", OBJPROP_YSIZE, BUTTON_HEIGHT);
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ObjectSetInteger(0, "OpenChartButton", OBJPROP_COLOR, clrLimeGreen);
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ObjectSetInteger(0, "OpenChartButton", OBJPROP_BGCOLOR, clrBlack);
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ObjectSetInteger(0, "OpenChartButton", OBJPROP_BORDER_COLOR, clrDarkGray);
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ObjectSetInteger(0, "OpenChartButton", OBJPROP_STATE, false);
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ObjectSetInteger(0, "OpenChartButton", OBJPROP_HIDDEN, true);
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ObjectSetInteger(0, "OpenChartButton", OBJPROP_SELECTABLE, false);
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// Create close button
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CreateCloseButton();
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ChartRedraw();
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return(INIT_SUCCEEDED);
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}
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//+------------------------------------------------------------------+
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//| Custom indicator iteration function |
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//+------------------------------------------------------------------+
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int OnCalculate(const int rates_total,
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const int prev_calculated,
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const datetime &time[],
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const double &open[],
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const double &high[],
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const double &low[],
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const double &close[],
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const long &tick_volume[],
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const long &volume[],
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const int &spread[])
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{
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if(!g_initialized || rates_total <= 0)
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return(0);
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// Calculate start time for tick copying
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long startTime = g_lastProcessedTickTime - (InpTickTolerance * 1000);
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// Copy ticks
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MqlTick ticks[];
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int copied = CopyTicksRange(_Symbol, ticks, COPY_TICKS_ALL, startTime);
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if(copied <= 0)
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{
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Print("Error copying ticks: ", GetLastError());
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return(0);
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}
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// Check if we have complete tick data
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if(ticks[0].time_msc > g_lastProcessedTickTime)
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{
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Print("Incomplete tick data");
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return(0);
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}
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// Find first unprocessed tick
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int firstUnprocessedIndex = 0;
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for(int i = 0; i < copied; i++)
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{
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if(ticks[i].time_msc > g_lastProcessedTickTime)
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{
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firstUnprocessedIndex = i;
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break;
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}
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}
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// Process ticks
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for(int i = firstUnprocessedIndex; i < copied; i++)
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{
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ProcessTick(ticks[i]);
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g_lastProcessedTickTime = ticks[i].time_msc;
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}
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// Update chart
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//if chart is not found, no need. We'd need a push button to goto chart again
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ChartRedraw(g_customChartID);
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// Update close button position on each calculation
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//CreateCloseButton();
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return(rates_total);
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}
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//+------------------------------------------------------------------+
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//| Process individual tick |
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//+------------------------------------------------------------------+
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bool ProcessTick(const MqlTick &tick)
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{
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double price = tick.bid;
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if(g_isNewBar)
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{
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// Initialize new bar
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InitializeNewBar(tick, price);
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}
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// Update current bar values
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UpdateCurrentBar(price);
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// Check thresholds
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if(price >= g_upperThreshold)
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{
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CompleteCurrentBar();
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InitializeNewBar(tick, g_upperThreshold);
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return ProcessTick(tick);
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}
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else if(price <= g_lowerThreshold)
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{
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CompleteCurrentBar();
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InitializeNewBar(tick, g_lowerThreshold);
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return ProcessTick(tick);
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}
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// Update custom symbol//????
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MqlRates tempBuffer[1];
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tempBuffer[0] = g_currentBar;
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CustomRatesUpdate(g_customSymbol, tempBuffer);
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return true;
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}
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//+------------------------------------------------------------------+
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//| Initialize new bar |
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//+------------------------------------------------------------------+
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void InitializeNewBar(const MqlTick &tick, double price)
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{
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datetime tickTime = tick.time;
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if(g_barCount == 0)
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{
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g_currentBar.time = (datetime)(MathFloor((double)tickTime / 60.0) * 60);
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}
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else
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{
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g_currentBar.time = g_lastBarTime + 60;
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}
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g_currentBar.open = price;
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g_currentBar.high = price;
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g_currentBar.low = price;
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g_currentBar.close = price;
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g_currentBar.tick_volume = 1;
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g_currentBar.real_volume = 1;
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g_currentBar.spread = 0;
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g_currentHigh = price;
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g_currentLow = price;
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g_lowerThreshold = g_currentHigh - InpRangeSize * g_point;
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g_upperThreshold = g_currentLow + InpRangeSize * g_point;
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g_isNewBar = false;
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g_barCount++;
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ArrayResize(g_ratesBuffer, ArraySize(g_ratesBuffer) + 1);
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g_ratesBuffer[ArraySize(g_ratesBuffer) - 1] = g_currentBar;
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}
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//+------------------------------------------------------------------+
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//| Update current bar values |
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//+------------------------------------------------------------------+
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void UpdateCurrentBar(double price)
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{
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if(price > g_currentHigh)
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{
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g_currentHigh = price;
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g_lowerThreshold = g_currentHigh - InpRangeSize * g_point;
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}
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if(price < g_currentLow)
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{
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g_currentLow = price;
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g_upperThreshold = g_currentLow + InpRangeSize * g_point;
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}
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g_currentBar.high = g_currentHigh;
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g_currentBar.low = g_currentLow;
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g_currentBar.close = price;
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g_currentBar.tick_volume++;
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}
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//+------------------------------------------------------------------+
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//| Complete current bar |
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//+------------------------------------------------------------------+
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void CompleteCurrentBar()
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{
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g_lastBarTime = g_currentBar.time;
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if(ArraySize(g_ratesBuffer) > 0)
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{
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g_ratesBuffer[ArraySize(g_ratesBuffer) - 1] = g_currentBar;
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CustomRatesUpdate(g_customSymbol, g_ratesBuffer);
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}
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g_isNewBar = true;
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}
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//+------------------------------------------------------------------+
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//| Create custom symbol |
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//+------------------------------------------------------------------+
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bool CreateCustomSymbol()
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{
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bool custom = true;
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if(SymbolExist(g_customSymbol, custom))
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{
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// Close all charts with this symbol
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long chartId = ChartFirst();
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while(chartId >= 0)
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{
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if(ChartSymbol(chartId) == g_customSymbol)
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ChartClose(chartId);
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chartId = ChartNext(chartId);
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}
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// Symbol exists - clear its historical data
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datetime startDate = 0; // Beginning of time
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datetime endDate = TimeCurrent() + 365 * 24 * 60 * 60; // One year into the future to ensure all data is cleared
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SymbolSelect(g_customSymbol, false);
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if(!CustomRatesDelete(g_customSymbol, startDate, endDate))
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{
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Print("Error deleting custom symbol rates: ", GetLastError());
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return false;
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}
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return true;
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}
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else
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{
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// Create new custom symbol
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if(!CustomSymbolCreate(g_customSymbol, "RangeBars", _Symbol))
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{
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Print("Error creating custom symbol: ", GetLastError());
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return false;
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}
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return true;
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}
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}
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//+------------------------------------------------------------------+
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//| Custom indicator deinitialization function |
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//+------------------------------------------------------------------+
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void OnDeinit(const int reason)
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{
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CleanupResources();
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ObjectDelete(0, "Background");
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ObjectDelete(0, "OpenChartButton");
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ObjectDelete(0, "ValueEdit");
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ObjectDelete(0, "CloseButton");
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ChartRedraw();
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}
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//+------------------------------------------------------------------+
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//| Cleanup resources |
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//+------------------------------------------------------------------+
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void CleanupResources()
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{
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// Close all charts with this symbol
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long chartId = ChartFirst();
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while(chartId >= 0)
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{
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if(ChartSymbol(chartId) == g_customSymbol)
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ChartClose(chartId);
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chartId = ChartNext(chartId);
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}
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// Remove symbol from Market Watch and delete
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bool custom = true;
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if(SymbolExist(g_customSymbol, custom))
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{
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SymbolSelect(g_customSymbol, false);
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CustomSymbolDelete(g_customSymbol);
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}
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// Reset variables
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g_customChartID = 0;
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g_initialized = false;
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g_barCount = 0;
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g_lastBarTime = 0;
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ArrayFree(g_ratesBuffer);
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}
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//+------------------------------------------------------------------+
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//| ChartEvent function |
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//+------------------------------------------------------------------+
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void OnChartEvent(const int id,
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const long &lparam,
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const double &dparam,
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const string &sparam)
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{
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// Handle button clicks
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if(id == CHARTEVENT_OBJECT_CLICK)
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{
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if(sparam == "OpenChartButton")
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{
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ChartSetInteger(g_customChartID, CHART_BRING_TO_TOP, true);
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// Find chart with this symbol
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bool charton = false;
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long chartId = ChartFirst();
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while(chartId >= 0)
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{
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if(ChartSymbol(chartId) == g_customSymbol){
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charton = true;
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break;
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}
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chartId = ChartNext(chartId);
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}
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if(!charton){
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g_customChartID = ChartOpen(g_customSymbol, PERIOD_M1);
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}
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ChartSetInteger(g_customChartID, CHART_BRING_TO_TOP, true);
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// ObjectSetInteger(0, "OpenChartButton", OBJPROP_STATE, false);
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ChartRedraw();
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}
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else if(sparam == "CloseButton")
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{
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// Remove the indicator
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int window = ChartWindowFind(0,"Range Bar NoGap");
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IndicatorRelease(ChartIndicatorGet(0,window, "Range Bar NoGap"));
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ChartIndicatorDelete(0,window,"Range Bar NoGap");
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}
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}
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// Handle edit box input
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if(id == CHARTEVENT_OBJECT_ENDEDIT && sparam == "ValueEdit")
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{
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string text = ObjectGetString(0, "ValueEdit", OBJPROP_TEXT);
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double oldValue = InpRangeSize;
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double newValue = StringToDouble(text);
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if(newValue > 0)
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{
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InpRangeSize = newValue;
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}
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}
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if(id == CHARTEVENT_CHART_CHANGE)
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{
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CreateCloseButton();
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}
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}
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//+------------------------------------------------------------------+
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//| Create or update close button |
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//+------------------------------------------------------------------+
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void CreateCloseButton()
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{
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int chartWidth = (int)ChartGetInteger(0, CHART_WIDTH_IN_PIXELS);
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// Always recreate the close button to ensure proper positioning
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if(ObjectFind(0, "CloseButton") >= 0)
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ObjectDelete(0, "CloseButton");
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ObjectCreate(0, "CloseButton", OBJ_BUTTON, 1, 0, 0);
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ObjectSetString(0, "CloseButton", OBJPROP_TEXT, "×");
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ObjectSetInteger(0, "CloseButton", OBJPROP_XDISTANCE, chartWidth - CLOSE_BUTTON_WIDTH - PADDING);
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ObjectSetInteger(0, "CloseButton", OBJPROP_YDISTANCE, 3);
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ObjectSetInteger(0, "CloseButton", OBJPROP_XSIZE, CLOSE_BUTTON_WIDTH);
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ObjectSetInteger(0, "CloseButton", OBJPROP_YSIZE, BUTTON_HEIGHT);
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ObjectSetInteger(0, "CloseButton", OBJPROP_COLOR, clrWhite);
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ObjectSetInteger(0, "CloseButton", OBJPROP_BGCOLOR, clrRed);
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ObjectSetInteger(0, "CloseButton", OBJPROP_BORDER_COLOR, clrDarkGray);
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ObjectSetInteger(0, "CloseButton", OBJPROP_CORNER, CORNER_LEFT_UPPER);
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ObjectSetInteger(0, "CloseButton", OBJPROP_ANCHOR, ANCHOR_LEFT_UPPER);
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ObjectSetInteger(0, "CloseButton", OBJPROP_HIDDEN, false);
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ObjectSetInteger(0, "CloseButton", OBJPROP_SELECTABLE, false);
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// Update background width
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ObjectSetInteger(0, "Background", OBJPROP_XSIZE, chartWidth);
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ChartRedraw(0);
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}
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