#include "sierrachart.h"

/*==========================================================================*/
void TradingTriggeredLimitOrderEntry_UpdateTriggerAndOrderPriceTextDisplay(SCStudyInterfaceRef sc)
{
	SCSubgraphRef TextDisplay = sc.Subgraph[2];
	SCInputRef TextHorizontalPosition = sc.Input[0];
	SCInputRef TextVerticalPosition = sc.Input[1];

	//Make sure the keys match with the primary function
	int& r_LineNumber = sc.GetPersistentInt(9);
	double& r_TriggerPrice = sc.GetPersistentDouble(9);

	s_UseTool Tool;

	Tool.Clear();
	Tool.ChartNumber = sc.ChartNumber;
	Tool.DrawingType = DRAWING_TEXT;

	if (r_LineNumber != 0)
		Tool.LineNumber = r_LineNumber;

	Tool.BeginDateTime = TextHorizontalPosition.GetInt();

	Tool.Region = sc.GraphRegion;
	Tool.BeginValue = (float)TextVerticalPosition.GetInt();
	Tool.UseRelativeVerticalValues = true;
	Tool.Color = TextDisplay.PrimaryColor;
	Tool.FontBackColor = TextDisplay.SecondaryColor;
	Tool.FontBold = true;

	SCString Text;

	Text.Format("Limit Trigger: ");
	if (r_TriggerPrice != 0.0) {
		Text += sc.FormatGraphValue(r_TriggerPrice, sc.GetValueFormat());
	}
	else
	{
		Text += "Not Set";
	}

	Tool.Text = Text;
	Tool.FontSize = TextDisplay.LineWidth;
	Tool.AddMethod = UTAM_ADD_OR_ADJUST;
	Tool.ReverseTextColor = false;

	sc.UseTool(Tool);

	r_LineNumber = Tool.LineNumber;
}
/*==========================================================================*/
SCSFExport scsf_TradingTriggeredLimitOrderEntry(SCStudyInterfaceRef sc)
{

	SCSubgraphRef TriggerLine = sc.Subgraph[0];
	SCSubgraphRef OrderLine = sc.Subgraph[1];
	SCSubgraphRef TextDisplay = sc.Subgraph[2];

	SCInputRef TextHorizontalPosition = sc.Input[0];
	SCInputRef TextVerticalPosition = sc.Input[1];
	SCInputRef NumberOfBarsBack = sc.Input[3];
	SCInputRef AutoSetLimitPrice = sc.Input[4];
	SCInputRef LimitPriceOffsetInTicks = sc.Input[5];

	if (sc.SetDefaults)
	{
		sc.GraphName = "Trading: Triggered Limit Order Entry";
		sc.StudyDescription = "This study provides an example of how to implement custom order management based on price action within Sierra Chart. The study uses the menu API to provide user interaction.";
		sc.AutoLoop = 0;//Manual looping
		sc.GraphRegion = 0;
		sc.ScaleRangeType= SCALE_SAMEASREGION;

		TextDisplay.Name = "Text Display";
		TextDisplay.LineWidth = 12;
		TextDisplay.DrawStyle = DRAWSTYLE_CUSTOM_TEXT;
		TextDisplay.PrimaryColor = RGB(0, 0, 0); //black
		TextDisplay.SecondaryColor = RGB(128, 255, 255);
		TextDisplay.SecondaryColorUsed = true;
		TextDisplay.DisplayNameValueInWindowsFlags = 0;

		TextHorizontalPosition.Name.Format("Text - Horizontal Position From Left (1-%d)", (int)CHART_DRAWING_MAX_HORIZONTAL_AXIS_RELATIVE_POSITION);
		TextHorizontalPosition.SetInt(20);
		TextHorizontalPosition.SetIntLimits(1, (int)CHART_DRAWING_MAX_HORIZONTAL_AXIS_RELATIVE_POSITION);

		TextVerticalPosition.Name.Format("Text - Vertical Position From Bottom (1-%d)", (int)CHART_DRAWING_MAX_VERTICAL_AXIS_RELATIVE_POSITION);
		TextVerticalPosition.SetInt(90);
		TextVerticalPosition.SetIntLimits(1, (int)CHART_DRAWING_MAX_VERTICAL_AXIS_RELATIVE_POSITION);

		NumberOfBarsBack.Name = "Number of Bars Back to Display";
		NumberOfBarsBack.SetInt(20);

		AutoSetLimitPrice.Name = "Auto Set Limit Price";
		AutoSetLimitPrice.SetYesNo(true);
			
		LimitPriceOffsetInTicks.Name = "Limit Price Offset In Ticks";
		LimitPriceOffsetInTicks.SetInt(4);

		OrderLine.Name = "Order Line";
		OrderLine.PrimaryColor = COLOR_GREEN;
		OrderLine.LineLabel = LL_DISPLAY_VALUE | LL_VALUE_ALIGN_VALUES_SCALE | LL_VALUE_ALIGN_CENTER | LL_DISPLAY_NAME | LL_NAME_ALIGN_LEFT_EDGE | LL_NAME_ALIGN_CENTER;
		OrderLine.DrawZeros = false;

		TriggerLine.Name = "Trigger Line";
		TriggerLine.PrimaryColor = COLOR_CYAN;
		TriggerLine.LineLabel = LL_DISPLAY_VALUE | LL_VALUE_ALIGN_VALUES_SCALE | LL_VALUE_ALIGN_CENTER | LL_DISPLAY_NAME | LL_NAME_ALIGN_LEFT_EDGE | LL_NAME_ALIGN_CENTER;
		TriggerLine.DrawZeros = false;

		sc.ReceivePointerEvents = ACS_RECEIVE_POINTER_EVENTS_ALWAYS;
		
		sc.AllowMultipleEntriesInSameDirection = 1;
		sc.AllowOppositeEntryWithOpposingPositionOrOrders = 1;
		sc.CancelAllOrdersOnEntriesAndReversals = 0;
		sc.AllowOnlyOneTradePerBar = 0;
		sc.SupportReversals = 0;
		sc.AllowEntryWithWorkingOrders = 1;
		sc.SupportAttachedOrdersForTrading = 0;
		sc.UseGUIAttachedOrderSetting = 1;
		sc.MaximumPositionAllowed = 100000000;//use a high-value to effectively not put any Position Quantity restrictions

		return;
	}

	int& r_SetTriggerPriceMenuID = sc.GetPersistentInt(1);
	int& r_SetSellOrderPriceMenuID = sc.GetPersistentInt(2);
	int& r_SetBuyOrderPriceMenuID = sc.GetPersistentInt(3);
	int& r_CancelOrderMenuID = sc.GetPersistentInt(4);
	int& r_OrderType = sc.GetPersistentInt(5);
	int& r_LastSubgraphUpdateIndex = sc.GetPersistentInt(6);
	int64_t& r_LastTimeAndSalesRecordSequence = sc.GetPersistentInt64(7);
	int& r_OrderModifyMode  = sc.GetPersistentInt(8);
	int& r_LineNumber = sc.GetPersistentInt(9);

	double& r_TriggerPrice = sc.GetPersistentDouble(9);
	double& r_OrderPrice = sc.GetPersistentDouble(10);
	
	
	// Cleanup when study instance is removed
	if (sc.LastCallToFunction)
	{
		// Be sure to remove the menu commands when study is removed

		if (r_SetTriggerPriceMenuID != 0)
			sc.RemoveACSChartShortcutMenuItem(sc.ChartNumber, r_SetTriggerPriceMenuID);

		if (r_SetBuyOrderPriceMenuID != 0)
			sc.RemoveACSChartShortcutMenuItem(sc.ChartNumber, r_SetBuyOrderPriceMenuID);

		if (r_SetSellOrderPriceMenuID != 0)
			sc.RemoveACSChartShortcutMenuItem(sc.ChartNumber, r_SetSellOrderPriceMenuID);

		if (r_CancelOrderMenuID != 0)
			sc.RemoveACSChartShortcutMenuItem(sc.ChartNumber, r_CancelOrderMenuID);

		return;
	}

	sc.SendOrdersToTradeService = !sc.GlobalTradeSimulationIsOn;

	//Initialization
	if (sc.UpdateStartIndex == 0)
	{
		if (r_SetTriggerPriceMenuID == 0)
			r_SetTriggerPriceMenuID = sc.AddACSChartShortcutMenuItem(sc.ChartNumber, "Set Trigger Price");

		r_LastTimeAndSalesRecordSequence = 0;
		r_LastSubgraphUpdateIndex = 0;

		TradingTriggeredLimitOrderEntry_UpdateTriggerAndOrderPriceTextDisplay(sc);
	}


	//Handle the Pointer events from the user
	if (sc.MenuEventID != 0)	
	{
		if (!sc.ChartTradeModeEnabled)
		{
			sc.AddMessageToLog("Chart Trade Mode is not active. No action performed.", 1);
			return;
		}

	}

	// Handle the menu event for setting the trigger price
	if (sc.MenuEventID != 0 && sc.MenuEventID == r_SetTriggerPriceMenuID)	
	{
		const double CurrentPrice = sc.GetLastPriceForTrading();

		// Get price that the user selected.  This is already rounded to the nearest price tick
		r_TriggerPrice = sc.ChartTradingOrderPrice;

		if (AutoSetLimitPrice.GetYesNo())
		{
			if (sc.ChartTradingOrderPrice >= CurrentPrice)  // Buy
			{
				r_OrderPrice = sc.ChartTradingOrderPrice - LimitPriceOffsetInTicks.GetInt() * sc.TickSize;
				r_OrderType = 1;
				OrderLine.Name = "Buy Limit";
			}
			else  // Sell
			{
				r_OrderPrice = sc.ChartTradingOrderPrice + LimitPriceOffsetInTicks.GetInt() * sc.TickSize;
				r_OrderType = -1;
				OrderLine.Name = "Sell Limit";
			}
		}
		else
		{
			// Add Sell/Buy Order Price menu items
			if (r_SetSellOrderPriceMenuID  == 0)
				r_SetSellOrderPriceMenuID = sc.AddACSChartShortcutMenuItem(sc.ChartNumber, "Set Sell Order Price");

			if (r_SetBuyOrderPriceMenuID == 0)
				r_SetBuyOrderPriceMenuID = sc.AddACSChartShortcutMenuItem(sc.ChartNumber, "Set Buy Order Price");
		}

		if (r_CancelOrderMenuID == 0)
			r_CancelOrderMenuID = sc.AddACSChartShortcutMenuItem(sc.ChartNumber, "Cancel Triggered Limit Order");

		r_LastTimeAndSalesRecordSequence = 0;

	}

	// handle set Sell order menu event
	if (sc.MenuEventID != 0 && sc.MenuEventID == r_SetSellOrderPriceMenuID)
	{
		//Get the order price
		double NewOrderPrice = sc.ChartTradingOrderPrice;

		// order price must be greater than trigger price for sell orders
		if (NewOrderPrice < r_TriggerPrice) 
			sc.AddMessageToLog("Sell Order Price must be greater than the Trigger Price", 1);
		else
		{
			r_LastTimeAndSalesRecordSequence = 0;
			r_OrderPrice = NewOrderPrice;
			r_OrderType = -1;
		}
	}

	// handle set Buy order menu event
	if (sc.MenuEventID != 0 && sc.MenuEventID == r_SetBuyOrderPriceMenuID)	
	{

		//Get the order price
		double NewOrderPrice = sc.ChartTradingOrderPrice;

		// order price must be less than trigger price for buy orders
		if (NewOrderPrice > r_TriggerPrice)
			sc.AddMessageToLog("Buy Order price must be less than the Trigger Price", 1);
		else
		{
			r_LastTimeAndSalesRecordSequence = 0;
			r_OrderPrice = NewOrderPrice;
			r_OrderType = 1;
		}
	}

	// handle cancel order menu event
	if (sc.MenuEventID != 0 && sc.MenuEventID == r_CancelOrderMenuID)
	{

		r_OrderType = 0;
		r_OrderPrice = 0.0;
		r_TriggerPrice= 0.0;
		r_LastTimeAndSalesRecordSequence = 0;

		sc.RemoveACSChartShortcutMenuItem(sc.ChartNumber, r_CancelOrderMenuID) 	;
		r_CancelOrderMenuID = 0;

		if (r_SetBuyOrderPriceMenuID)
		{
			sc.RemoveACSChartShortcutMenuItem(sc.ChartNumber, r_SetBuyOrderPriceMenuID);
			r_SetBuyOrderPriceMenuID = 0;
		}

		if (r_SetSellOrderPriceMenuID)
		{
			sc.RemoveACSChartShortcutMenuItem(sc.ChartNumber, r_SetSellOrderPriceMenuID);
			r_SetSellOrderPriceMenuID = 0;
		}

	}

	//Handle order modifications
	if (r_OrderType != 0)
	{
		if (sc.PointerEventType == SC_POINTER_BUTTON_DOWN
			&& r_TriggerPrice >= sc.ChartTradingOrderPrice - sc.TickSize
			&& r_TriggerPrice <= sc.ChartTradingOrderPrice + sc.TickSize)
			r_OrderModifyMode = 1;
		else if (sc.PointerEventType == SC_POINTER_BUTTON_UP)
			r_OrderModifyMode = 0;

		if (r_OrderModifyMode == 1 && sc.PointerEventType == SC_POINTER_MOVE)
		{
			double TriggerPriceOrderPriceDifference = r_TriggerPrice - r_OrderPrice;
			r_TriggerPrice = sc.ChartTradingOrderPrice;
			r_OrderPrice = r_TriggerPrice - TriggerPriceOrderPriceDifference;
			TradingTriggeredLimitOrderEntry_UpdateTriggerAndOrderPriceTextDisplay(sc);
		}

	}

	if (sc.MenuEventID != 0)
		TradingTriggeredLimitOrderEntry_UpdateTriggerAndOrderPriceTextDisplay(sc);

	//Update the Subgraph lines
	int StartingOutputIndex = sc.ArraySize - NumberOfBarsBack.GetInt();

	for (int BarIndex = r_LastSubgraphUpdateIndex; BarIndex < StartingOutputIndex; BarIndex++)
	{
		TriggerLine[BarIndex] = 0.0f;
		OrderLine[BarIndex] = 0.0f;
	}

	r_LastSubgraphUpdateIndex = StartingOutputIndex;

	for (int BarIndex = StartingOutputIndex; BarIndex < sc.ArraySize; BarIndex++)
	{
		TriggerLine[BarIndex] = (float)r_TriggerPrice;
		OrderLine[BarIndex] = (float)r_OrderPrice;
	}

	//For safety we must never do any order management while historical data is being downloaded.
	if (sc.ChartIsDownloadingHistoricalData(sc.ChartNumber))
		return;

	// If the order type is zero, there is nothing to do. Also do not do order evaluation when modifying the order.
	if (r_OrderType == 0 || r_OrderModifyMode != 0)
		return;

	//Iterate through new time and sales data
	c_SCTimeAndSalesArray TimeSalesArray;
	sc.GetTimeAndSales(TimeSalesArray);
	int StartingIndex = 0;

	if (TimeSalesArray.Size() == 0) 
		return;//do nothing.

	if (r_LastTimeAndSalesRecordSequence == 0)
	{
		r_LastTimeAndSalesRecordSequence = TimeSalesArray[TimeSalesArray.Size()-1].Sequence;
		return;
	}

	bool PerformReset = false;

	for (int Index = StartingIndex; Index <  TimeSalesArray.Size(); ++Index)
	{
		s_TimeAndSales Record = TimeSalesArray[Index];
		Record *= sc.RealTimePriceMultiplier;

		//Do not process already processed sequence numbers.
		if (Record.Sequence <= r_LastTimeAndSalesRecordSequence)
			continue;

		r_LastTimeAndSalesRecordSequence = Record.Sequence;

		if (Record.Type != SC_TS_ASK && Record.Type != SC_TS_BID)
			continue;


		// check for sell order trigger conditions
		if (r_OrderType == -1 
			&& sc.FormattedEvaluate(Record.Price, sc.BaseGraphValueFormat, LESS_EQUAL_OPERATOR, (float) r_TriggerPrice, sc.BaseGraphValueFormat))
		{

			s_SCNewOrder Order;
			Order.Price1 = r_OrderPrice;
			Order.OrderType = SCT_ORDERTYPE_LIMIT;
			Order.OrderQuantity = sc.TradeWindowOrderQuantity;

			int Result = static_cast<int>(sc.SellOrder(Order));
			if (Result > 0)
			{
			}

			PerformReset = true;
			break;
		}

		// check for buy order trigger conditions
		if (r_OrderType == 1 
			&& sc.FormattedEvaluate(Record.Price, sc.BaseGraphValueFormat, GREATER_EQUAL_OPERATOR, (float) r_TriggerPrice, sc.BaseGraphValueFormat))
		{

			s_SCNewOrder Order;
			Order.Price1 = r_OrderPrice;
			Order.OrderType = SCT_ORDERTYPE_LIMIT;
			Order.OrderQuantity = sc.TradeWindowOrderQuantity;

			int Result = static_cast<int>(sc.BuyOrder(Order));
			if (Result > 0)
			{
			}

			PerformReset = true;
			break;
		}
	}

	if (PerformReset)
	{
		if(r_SetBuyOrderPriceMenuID != 0)
			sc.RemoveACSChartShortcutMenuItem(sc.ChartNumber, r_SetBuyOrderPriceMenuID);

		if(r_SetSellOrderPriceMenuID != 0)
			sc.RemoveACSChartShortcutMenuItem(sc.ChartNumber, r_SetSellOrderPriceMenuID);

		if(r_CancelOrderMenuID != 0)
			sc.RemoveACSChartShortcutMenuItem(sc.ChartNumber, r_CancelOrderMenuID);


		r_SetBuyOrderPriceMenuID = 0;
		r_SetSellOrderPriceMenuID = 0;
		r_CancelOrderMenuID = 0;

		r_OrderPrice = 0.0;
		r_TriggerPrice = 0.0;
		r_OrderType = 0;
		r_LastTimeAndSalesRecordSequence = 0;

		for (int ArrayIndex = r_LastSubgraphUpdateIndex; ArrayIndex < sc.ArraySize; ArrayIndex++) 
		{
			TriggerLine[ArrayIndex] =0;
			OrderLine[ArrayIndex] = 0;
		}

		TradingTriggeredLimitOrderEntry_UpdateTriggerAndOrderPriceTextDisplay(sc);

	}
} 

/*==========================================================================*/
SCSFExport scsf_TradingTriggeredMarketOrderForTradeSymbol(SCStudyInterfaceRef sc)
{

	SCSubgraphRef TriggerLine = sc.Subgraph[0];
	SCSubgraphRef TextDisplay = sc.Subgraph[1];

	SCInputRef TextHorizontalPosition = sc.Input[0];
	SCInputRef TextVerticalPosition = sc.Input[1];
	SCInputRef NumberOfBarsBack = sc.Input[2];

	if (sc.SetDefaults)
	{
		sc.GraphName = "Trading: Triggered Market Order for Trade Symbol";
		sc.AutoLoop = 0;//Manual looping
		sc.GraphRegion = 0;
		sc.ScaleRangeType = SCALE_SAMEASREGION;

		TextDisplay.Name = "Text Display";
		TextDisplay.LineWidth = 12;
		TextDisplay.DrawStyle = DRAWSTYLE_CUSTOM_TEXT;
		TextDisplay.PrimaryColor = RGB(0, 0, 0); //black
		TextDisplay.SecondaryColor = RGB(128, 255, 255);
		TextDisplay.SecondaryColorUsed = true;
		TextDisplay.DisplayNameValueInWindowsFlags = 0;

		TextHorizontalPosition.Name.Format("Text - Horizontal Position From Left (1-%d)", (int)CHART_DRAWING_MAX_HORIZONTAL_AXIS_RELATIVE_POSITION);
		TextHorizontalPosition.SetInt(20);
		TextHorizontalPosition.SetIntLimits(1, (int)CHART_DRAWING_MAX_HORIZONTAL_AXIS_RELATIVE_POSITION);

		TextVerticalPosition.Name.Format("Text - Vertical Position From Bottom (1-%d)", (int)CHART_DRAWING_MAX_VERTICAL_AXIS_RELATIVE_POSITION);
		TextVerticalPosition.SetInt(90);
		TextVerticalPosition.SetIntLimits(1, (int)CHART_DRAWING_MAX_VERTICAL_AXIS_RELATIVE_POSITION);

		NumberOfBarsBack.Name = "Number of Bars Back to Display";
		NumberOfBarsBack.SetInt(20);

		TriggerLine.Name = "Trigger Line";
		TriggerLine.PrimaryColor = COLOR_CYAN;
		TriggerLine.LineLabel = LL_DISPLAY_VALUE | LL_VALUE_ALIGN_VALUES_SCALE | LL_VALUE_ALIGN_CENTER | LL_DISPLAY_NAME | LL_NAME_ALIGN_LEFT_EDGE | LL_NAME_ALIGN_CENTER;
		TriggerLine.DrawZeros = false;

		sc.ReceivePointerEvents = ACS_RECEIVE_POINTER_EVENTS_ALWAYS;

		sc.AllowMultipleEntriesInSameDirection = 1;
		sc.AllowOppositeEntryWithOpposingPositionOrOrders = 1;
		sc.CancelAllOrdersOnEntriesAndReversals = 0;
		sc.AllowOnlyOneTradePerBar = 0;
		sc.SupportReversals = 0;
		sc.AllowEntryWithWorkingOrders = 1;
		sc.SupportAttachedOrdersForTrading = 0;
		sc.UseGUIAttachedOrderSetting = 1;
		sc.MaximumPositionAllowed = 100000000;//use a high-value to effectively not put any Position Quantity restrictions

		return;
	}

	int& r_SetBuyOrderTriggerMenuID = sc.GetPersistentInt(1);
	int& r_SetSellOrderTriggerMenuID = sc.GetPersistentInt(2);

	int& r_CancelOrderMenuID = sc.GetPersistentInt(3);
	int& r_OrderType = sc.GetPersistentInt(4);
	int& r_LastSubgraphUpdateIndex = sc.GetPersistentInt(5);
	int64_t& r_LastTimeAndSalesRecordSequence = sc.GetPersistentInt64(6);
	int& r_OrderModifyMode = sc.GetPersistentInt(7);
	int& r_LineNumber = sc.GetPersistentInt(8);

	double& r_TriggerPrice = sc.GetPersistentDouble(9);


	// Cleanup when study instance is removed
	if (sc.LastCallToFunction)
	{
		// Be sure to remove the menu commands when study is removed
		
		if (r_SetBuyOrderTriggerMenuID != 0)
			sc.RemoveACSChartShortcutMenuItem(sc.ChartNumber, r_SetBuyOrderTriggerMenuID);

		if (r_SetSellOrderTriggerMenuID != 0)
			sc.RemoveACSChartShortcutMenuItem(sc.ChartNumber, r_SetSellOrderTriggerMenuID);

		if (r_CancelOrderMenuID != 0)
			sc.RemoveACSChartShortcutMenuItem(sc.ChartNumber, r_CancelOrderMenuID);

		return;
	}

	sc.SendOrdersToTradeService = !sc.GlobalTradeSimulationIsOn;

	//Initialization
	if (sc.UpdateStartIndex == 0)
	{
		// Add Sell/Buy Order Price menu items
		if (r_SetSellOrderTriggerMenuID == 0)
			r_SetSellOrderTriggerMenuID = sc.AddACSChartShortcutMenuItem(sc.ChartNumber, "Set Sell Order Trigger");

		if (r_SetBuyOrderTriggerMenuID == 0)
			r_SetBuyOrderTriggerMenuID = sc.AddACSChartShortcutMenuItem(sc.ChartNumber, "Set Buy Order Trigger");

		r_LastTimeAndSalesRecordSequence = 0;
		r_LastSubgraphUpdateIndex = 0;

	}


	//Handle the Pointer events from the user
	if (sc.MenuEventID != 0)
	{
		if (!sc.ChartTradeModeEnabled)
		{
			sc.AddMessageToLog("Chart Trade Mode is not active. No action performed.", 1);
			return;
		}

	}



	// handle set Sell order menu event
	if (sc.MenuEventID != 0 && sc.MenuEventID == r_SetSellOrderTriggerMenuID)
	{
		//Get the order price
		r_TriggerPrice = sc.ChartTradingOrderPrice;

		r_LastTimeAndSalesRecordSequence = 0;
		r_OrderType = -1;

		if (r_CancelOrderMenuID == 0)
			r_CancelOrderMenuID = sc.AddACSChartShortcutMenuItem(sc.ChartNumber, "Cancel Trigger");

	}

	// handle set Buy order menu event
	if (sc.MenuEventID != 0 && sc.MenuEventID == r_SetBuyOrderTriggerMenuID)
	{
		//Get the order price
		r_TriggerPrice = sc.ChartTradingOrderPrice;

		r_LastTimeAndSalesRecordSequence = 0;
		r_OrderType = 1;

		if (r_CancelOrderMenuID == 0)
			r_CancelOrderMenuID = sc.AddACSChartShortcutMenuItem(sc.ChartNumber, "Cancel Trigger");



	}

	// handle cancel order menu event
	if (sc.MenuEventID != 0 && sc.MenuEventID == r_CancelOrderMenuID)
	{

		r_OrderType = 0;
		r_TriggerPrice = 0.0;
		r_LastTimeAndSalesRecordSequence = 0;

		sc.RemoveACSChartShortcutMenuItem(sc.ChartNumber, r_CancelOrderMenuID);
		r_CancelOrderMenuID = 0;


	}

	//Handle order modifications
	if (r_OrderType != 0)
	{
		if (sc.PointerEventType == SC_POINTER_BUTTON_DOWN
			&& r_TriggerPrice >= sc.ChartTradingOrderPrice - sc.TickSize
			&& r_TriggerPrice <= sc.ChartTradingOrderPrice + sc.TickSize)
			r_OrderModifyMode = 1;
		else if (sc.PointerEventType == SC_POINTER_BUTTON_UP)
			r_OrderModifyMode = 0;

		if (r_OrderModifyMode == 1 && sc.PointerEventType == SC_POINTER_MOVE)
		{
			r_TriggerPrice = sc.ChartTradingOrderPrice;
		}

	}

	//Update the Subgraph lines
	int StartingOutputIndex = sc.ArraySize - NumberOfBarsBack.GetInt();

	for (int BarIndex = r_LastSubgraphUpdateIndex; BarIndex < StartingOutputIndex; BarIndex++)
	{
		TriggerLine[BarIndex] = 0.0f;
	}

	r_LastSubgraphUpdateIndex = StartingOutputIndex;

	for (int BarIndex = StartingOutputIndex; BarIndex < sc.ArraySize; BarIndex++)
	{
		TriggerLine[BarIndex] = (float)r_TriggerPrice;
	}



	//For safety we must never do any order management while historical data is being downloaded.
	if (sc.ChartIsDownloadingHistoricalData(sc.ChartNumber))
		return;


	// If the order type is zero, there is nothing to do. Also do not to order evaluation when modifying the order.
	if (r_OrderType == 0 || r_OrderModifyMode != 0)
		return;

	//Iterate through new time and sales data
	c_SCTimeAndSalesArray TimeSalesArray;
	sc.GetTimeAndSales(TimeSalesArray);
	int StartingIndex = 0;

	if (TimeSalesArray.Size() == 0)
		return;//do nothing.

	if (r_LastTimeAndSalesRecordSequence == 0)
	{
		r_LastTimeAndSalesRecordSequence = TimeSalesArray[TimeSalesArray.Size() - 1].Sequence;
		return;
	}

	bool PerformReset = false;

	for (int Index = StartingIndex; Index < TimeSalesArray.Size(); ++Index)
	{
		s_TimeAndSales Record = TimeSalesArray[Index];
		Record *= sc.RealTimePriceMultiplier;

		//Do not process already processed sequence numbers.
		if (Record.Sequence <= r_LastTimeAndSalesRecordSequence)
			continue;

		r_LastTimeAndSalesRecordSequence = Record.Sequence;

		if (Record.Type != SC_TS_ASK && Record.Type != SC_TS_BID)
			continue;
		
		// check for sell order trigger conditions
		if (r_OrderType == -1
			&& sc.FormattedEvaluate(Record.Price, sc.BaseGraphValueFormat, GREATER_EQUAL_OPERATOR, (float)r_TriggerPrice, sc.BaseGraphValueFormat))
		{

			s_SCNewOrder Order;
			Order.OrderType = SCT_ORDERTYPE_MARKET;
			Order.OrderQuantity = sc.TradeWindowOrderQuantity;

			int Result = static_cast<int>(sc.SellOrder(Order));
			if (Result > 0)
			{
			}

			PerformReset = true;
			break;
		}

		// check for buy order trigger conditions
		if (r_OrderType == 1
			&& sc.FormattedEvaluate(Record.Price, sc.BaseGraphValueFormat, LESS_EQUAL_OPERATOR, (float)r_TriggerPrice, sc.BaseGraphValueFormat))
		{

			s_SCNewOrder Order;
			Order.OrderType = SCT_ORDERTYPE_MARKET;
			Order.OrderQuantity = sc.TradeWindowOrderQuantity;

			int Result = static_cast<int>(sc.BuyOrder(Order));
			if (Result > 0)
			{
			}

			PerformReset = true;
			break;
		}
	}

	if (PerformReset)
	{
		if (r_CancelOrderMenuID != 0)
			sc.RemoveACSChartShortcutMenuItem(sc.ChartNumber, r_CancelOrderMenuID);

		r_CancelOrderMenuID = 0;

		r_TriggerPrice = 0.0;
		r_OrderType = 0;
		r_LastTimeAndSalesRecordSequence = 0;

		for (int ArrayIndex = r_LastSubgraphUpdateIndex; ArrayIndex < sc.ArraySize; ArrayIndex++)
		{
			TriggerLine[ArrayIndex] = 0;
		}

	}
}

/*==========================================================================*/