PriceVolumeTrend


Summary

Price and Volume Trend is a variation of On Balance Volume, used to determine the strength of trends and warn of reversals.

Syntax

public interface PriceVolumeTrend

Members

NameTypeSummary
Result PropertyGets or sets the time series of the Price Volume Trend indicator.

Example 1

private PriceVolumeTrend _priceVolumeTrend;
[Parameter]
public DataSeries Source { get; set; }
[Output("Main")]
public IndicatorDataSeries Result { get; set; }
protected override void Initialize()
{
   _priceVolumeTrend = Indicators.PriceVolumeTrend(Source);
}
public override void Calculate(int index)
{
   // Display Result of Indicator
   Result[index] = _priceVolumeTrend.Result[index];
}

Example 2

using cAlgo.API;
using cAlgo.API.Indicators;
namespace cAlgo.Robots
{
    // This sample cBot shows how to use the Price Volume Trend indicator
    [Robot(TimeZone = TimeZones.UTC, AccessRights = AccessRights.None)]
    public class PriceVolumeTrendSample : Robot
    {
        private double _volumeInUnits;
        private PriceVolumeTrend _priceVolumeTrend;
        private SimpleMovingAverage _simpleMovingAverage;
        [Parameter("Volume (Lots)", DefaultValue = 0.01)]
        public double VolumeInLots { get; set; }
        [Parameter("Stop Loss (Pips)", DefaultValue = 10)]
        public double StopLossInPips { get; set; }
        [Parameter("Take Profit (Pips)", DefaultValue = 10)]
        public double TakeProfitInPips { get; set; }
        [Parameter("Label", DefaultValue = "Sample")]
        public string Label { get; set; }
        public Position[] BotPositions
        {
            get
            {
                return Positions.FindAll(Label);
            }
        }
        protected override void OnStart()
        {
            _volumeInUnits = Symbol.QuantityToVolumeInUnits(VolumeInLots);
            _priceVolumeTrend = Indicators.PriceVolumeTrend(Bars.ClosePrices);
            _simpleMovingAverage = Indicators.SimpleMovingAverage(_priceVolumeTrend.Result, 20);
        }
        protected override void OnBar()
        {
            if (_priceVolumeTrend.Result.HasCrossedAbove(_simpleMovingAverage.Result, 0))
            {
                ClosePositions(TradeType.Sell);
                ExecuteMarketOrder(TradeType.Buy, SymbolName, _volumeInUnits, Label, StopLossInPips, TakeProfitInPips);
            }
            else if (_priceVolumeTrend.Result.HasCrossedBelow(_simpleMovingAverage.Result, 0))
            {
                ClosePositions(TradeType.Buy);
                ExecuteMarketOrder(TradeType.Sell, SymbolName, _volumeInUnits, Label, StopLossInPips, TakeProfitInPips);
            }
        }
        private void ClosePositions(TradeType tradeType)
        {
            foreach (var position in BotPositions)
            {
                if (position.TradeType != tradeType) continue;
                ClosePosition(position);
            }
        }
    }
}
Reference