Category Other Published on 15/03/2017

Candlestick Patterns

Description

This indicator shows the candlestick patterns (Doji, Hammer, Bullish Harami, Bearish Harami, Dark Cloud Cover, Piercing Pattern, Bullish Engulfing, Bearish Engulfing, Shooting Star, Evening Star, Morning Star), fully customizable, in addition to the patterns shows
additional information MACD and Moving average.

Options :

Show names - show patterns names instead of ASCII characters.
Show more info - show additional information: MACD, MA, last pattern.
Sound Alert - beep during the formation of a new pattern.

The following options allow to show selectively patterns, all by default are shown :

Show Doji
Show Hammer
Show Bullish Harami
Show Bearish Harami
Show Dark Cloud Cover
Show Piercing Pattern
Show Bullish Engulfing
Show Bearish Engulfing
Show Shooting Star
Show Evening Star
Show Morning Star

MACD parameters :

MACD Long Cycle
MACD Short Cycle
MACD Signal Periods

Moving average parameters :

MA Periods
MA MAType

Screenshots :

Price: $ 45
If you have a suggestion for improving the warning indicator write to:
dm.fl.worker@gmail.com
If you want to buy this indicator post mail or personal message.

Sorry for my English.

Source Code


using System;
using System.IO;
using cAlgo.API;
using cAlgo.API.Internals;
using cAlgo.API.Indicators;
using cAlgo.Indicators;

namespace cAlgo
{
    [Indicator(IsOverlay = true, TimeZone = TimeZones.UTC, AccessRights = AccessRights.FileSystem)]
    public class CP : Indicator
    {
        #region Parameters

        [Parameter("Show names", DefaultValue = false)]
        public bool Name_Status { get; set; }

        [Parameter("Show more info", DefaultValue = true)]
        public bool Add_info { get; set; }

        [Parameter("Show Doji", DefaultValue = true)]
        public bool Show_Doji { get; set; }

        [Parameter("Show Hammer", DefaultValue = true)]
        public bool Show_Hammer { get; set; }

        [Parameter("MACD Long Cycle", DefaultValue = 26)]
        public int LongCycle { get; set; }

        [Parameter("MACD Short Cycle", DefaultValue = 12)]
        public int ShortCycle { get; set; }

        [Parameter("MACD Signal Periods", DefaultValue = 9)]
        public int Periods { get; set; }

        [Parameter("Doji", DefaultValue = "✝")]
        public string Doji_s { get; set; }
        [Parameter("Hammer", DefaultValue = "☨")]
        public string Hammer_s { get; set; }

        #endregion Parameters

        private MacdHistogram macd;

        private const VerticalAlignment vAlign = VerticalAlignment.Top;
        private const HorizontalAlignment hAlign = HorizontalAlignment.Center;

        private const double n = 0.618;

        private const string UpArrow = "▲";
        private const string DownArrow = "▼";

        private string Pattern_name;

        private double offset;

        private struct Candle
        {
            #region Data

            public double High;
            public double Close;
            public double Open;
            public double Low;

            #endregion Data

            #region Functions

            public bool IsFallCandle()
            {
                if (Close < Open)
                    return true;
                else
                    return false;
            }
            public bool IsRiseCandle()
            {
                if (Open < Close)
                    return true;
                else
                    return false;
            }

            public double Median()
            {
                return (High + Low) / 2;
            }

            #endregion Functions
        }

        private enum PatternType : int
        {
            Doji = 1,
            Hammer = 2
        }

        protected override void Initialize()
        {
            macd = Indicators.MacdHistogram(MarketSeries.Close, LongCycle, ShortCycle, Periods);
            offset = Symbol.PipSize * 5;
        }

        private void DrawText(int index, int _Type)
        {
            var high = MarketSeries.High[index];
            var low = MarketSeries.Low[index];

            int x = index;

            double h_y = high + offset;
            double h_d_y = h_y + offset * 2.5;
            double h_t_y = h_d_y + offset;

            double l_y = low - offset * 2.5;
            double l_d_y = l_y - offset;


            if (TimeFrame == TimeFrame.Minute)
            {
                h_y = high + offset / 2;
                h_d_y = h_y + offset / 2;
                h_t_y = h_d_y + offset;

                l_y = low - offset / 2;
                l_d_y = l_y - offset / 2;
            }



            if (TimeFrame == TimeFrame.Minute15)
            {
                h_y = high + offset / 1.5;
                h_d_y = h_y + offset;
                h_t_y = h_d_y + offset;

                l_y = low - offset * 1.5;
                l_d_y = l_y - offset * 1.1;
            }


            if (TimeFrame == TimeFrame.Hour)
            {
                h_y = high + offset;
                h_d_y = h_y + offset * 3;
                h_t_y = h_d_y + offset;

                l_y = low - offset * 3;
                l_d_y = l_y - offset * 3;
            }

            if (TimeFrame == TimeFrame.Hour4)
            {
                h_y = high + offset;
                h_d_y = h_y + offset * 5;
                h_t_y = h_d_y + offset;

                l_y = low - offset * 5;
                l_d_y = l_y - offset * 5;
            }

            if (TimeFrame == TimeFrame.Daily)
            {
                h_y = high + offset * 3;
                h_d_y = h_y + offset * 12;
                h_t_y = h_d_y + offset;

                l_y = low - offset * 12;
                l_d_y = l_y - offset * 12;
            }

            if (TimeFrame == TimeFrame.Weekly)
            {
                h_y = high + offset * 6;
                h_d_y = h_y + offset * 24;
                h_t_y = h_d_y + offset;

                l_y = low - offset * 24;
                l_d_y = l_y - offset * 24;
            }

            if (TimeFrame == TimeFrame.Monthly)
            {
                h_y = high + offset * 24;
                h_d_y = h_y + offset * 64;
                h_t_y = h_d_y + offset;

                l_y = low - offset * 64;
                l_d_y = l_y - offset * 64;
            }

            string f_ObjName;
            string s_ObjName;

            switch (_Type)
            {
                case (int)PatternType.Doji:

                    f_ObjName = string.Format("Doji {0}", index);
                    s_ObjName = string.Format("Doji | {0}", index);

                    ChartObjects.DrawText(f_ObjName, "Doji", x, h_d_y, vAlign, hAlign, Colors.White);
                    ChartObjects.DrawText(s_ObjName, "\n|", x, h_y, vAlign, hAlign, Colors.White);

                    break;

                case (int)PatternType.Hammer:

                    f_ObjName = string.Format("Hammer {0}", index);
                    s_ObjName = string.Format("Hammer | {0}", index);

                    ChartObjects.DrawText(f_ObjName, "Hammer", x, h_d_y, vAlign, hAlign, Colors.White);
                    ChartObjects.DrawText(s_ObjName, "\n|", x, h_y, vAlign, hAlign, Colors.White);

                    break;

            }
        }

        private void DrawSymbols(int index, int _Type)
        {
            var high = MarketSeries.High[index];
            var low = MarketSeries.Low[index];

            int x = index;

            double h_y = high + offset;
            double h_d_y = h_y + offset * 2.5;
            double h_t_y = h_d_y + offset;

            double l_y = low - offset * 2.5;
            double l_d_y = l_y - offset;


            if (TimeFrame == TimeFrame.Minute)
            {
                h_y = high + offset / 2;
                h_d_y = h_y + offset / 2;
                h_t_y = h_d_y + offset;

                l_y = low - offset / 2;
                l_d_y = l_y - offset / 2;
            }



            if (TimeFrame == TimeFrame.Minute15)
            {
                h_y = high + offset / 1.5;
                h_d_y = h_y + offset;
                h_t_y = h_d_y + offset;

                l_y = low - offset * 1.5;
                l_d_y = l_y - offset * 1.1;
            }


            if (TimeFrame == TimeFrame.Hour)
            {
                h_y = high + offset;
                h_d_y = h_y + offset * 3;
                h_t_y = h_d_y + offset;

                l_y = low - offset * 3;
                l_d_y = l_y - offset * 3;
            }

            if (TimeFrame == TimeFrame.Hour4)
            {
                h_y = high + offset;
                h_d_y = h_y + offset * 5;
                h_t_y = h_d_y + offset;

                l_y = low - offset * 5;
                l_d_y = l_y - offset * 5;
            }

            if (TimeFrame == TimeFrame.Daily)
            {
                h_y = high + offset * 3;
                h_d_y = h_y + offset * 12;
                h_t_y = h_d_y + offset;

                l_y = low - offset * 12;
                l_d_y = l_y - offset * 12;
            }

            if (TimeFrame == TimeFrame.Weekly)
            {
                h_y = high + offset * 6;
                h_d_y = h_y + offset * 24;
                h_t_y = h_d_y + offset;

                l_y = low - offset * 24;
                l_d_y = l_y - offset * 24;
            }

            if (TimeFrame == TimeFrame.Monthly)
            {
                h_y = high + offset * 24;
                h_d_y = h_y + offset * 64;
                h_t_y = h_d_y + offset;

                l_y = low - offset * 64;
                l_d_y = l_y - offset * 64;
            }

            string f_ObjName;
            string s_ObjName;

            switch (_Type)
            {
                case (int)PatternType.Doji:

                    f_ObjName = string.Format("Doji {0}", index);
                    s_ObjName = string.Format("Doji | {0}", index);

                    ChartObjects.DrawText(f_ObjName, Doji_s, x, h_d_y, vAlign, hAlign, Colors.White);
                    ChartObjects.DrawText(s_ObjName, "\n|", x, h_y, vAlign, hAlign, Colors.White);

                    break;

                case (int)PatternType.Hammer:

                    f_ObjName = string.Format("Hammer {0}", index);
                    s_ObjName = string.Format("Hammer | {0}", index);

                    ChartObjects.DrawText(f_ObjName, Hammer_s, x, h_d_y, vAlign, hAlign, Colors.DarkOrange);
                    ChartObjects.DrawText(s_ObjName, "\n|", x, h_y, vAlign, hAlign, Colors.White);

                    break;

            }
        }


        private bool Size(Candle candle)
        {
            if (candle.IsFallCandle())
            {
                if ((candle.Open - candle.Close) > (candle.High - candle.Low) * n)
                    return true;
            }
            else if (candle.IsRiseCandle())
            {
                if ((candle.Close - candle.Open) > (candle.High - candle.Low) * n)
                    return true;
            }

            return false;
        }

        private void Text_Info(int index, string Pattern_name)
        {
            if (Add_info == true)
            {

                #region Pattern

                ChartObjects.DrawText("PATTERN", "LAST PATTERN : " + Pattern_name, StaticPosition.TopLeft, Colors.White);

                #endregion Pattern

                #region MACD

                if (MACD_Info(index) == "UP")
                {
                    ChartObjects.DrawText("MACD", "\nMACD : ", StaticPosition.TopLeft, Colors.White);
                    ChartObjects.DrawText("ARROW MACD", "\n\t" + UpArrow, StaticPosition.TopLeft, Colors.DodgerBlue);

                }
                else if (MACD_Info(index) == "DOWN")
                {
                    ChartObjects.DrawText("MACD", "\nMACD : ", StaticPosition.TopLeft, Colors.White);
                    ChartObjects.DrawText("ARROW MACD", "\n\t" + DownArrow, StaticPosition.TopLeft, Colors.Crimson);
                }

                #endregion MACD

            }
        }

        private string MACD_Info(int index)
        {
            if (macd.Histogram[index] > 0)
            {
                return "UP";
            }

            if (macd.Histogram[index] < 0)
            {
                return "DOWN";
            }
            return "ZERO";
        }


        private bool Doji(Candle candle)
        {

            if (candle.IsFallCandle() & (candle.Close != candle.Low))
            {
                if ((candle.High - candle.Low) > 12 * (candle.Open - candle.Close))
                    return true;
            }
            if (candle.IsRiseCandle() & (candle.Close != candle.High))
            {
                if ((candle.High - candle.Low) > 12 * (candle.Close - candle.Open))
                    return true;
            }
            return false;
        }

        private bool Hammer(Candle candle)
        {
            if (candle.IsFallCandle() & (candle.Close == candle.Low))
            {
                if ((candle.Median() > candle.Open) & (candle.Median() > candle.Close))
                {
                    if ((candle.Median() - candle.Low) > 1.618 * (candle.Open - candle.Close))
                        return true;
                }
            }

            if (candle.IsRiseCandle() & (candle.Close == candle.High))
            {
                if ((candle.Median() < candle.Open) & (candle.Median() < candle.Close))
                {
                    if ((candle.High - candle.Median()) > 1.618 * (candle.Close - candle.Open))
                        return true;
                }
            }

            return false;
        }

        public override void Calculate(int index)
        {
            #region structs

            Candle candle = new Candle();

            #endregion structs

            #region variables

            int candle_index = 0;

            candle.High = MarketSeries.High.Last(candle_index);
            candle.Open = MarketSeries.Open.Last(candle_index);
            candle.Close = MarketSeries.Close.Last(candle_index);
            candle.Low = MarketSeries.Low.Last(candle_index);

            #endregion variables

            #region Patterns

            // Doji

            if (Doji(candle))
            {
                if (Show_Doji == true)
                {
                    Pattern_name = "Doji";
                    if (Name_Status == true)
                    {
                        DrawText(index, (int)PatternType.Doji);
                    }
                    else
                    {
                        DrawSymbols(index, (int)PatternType.Doji);
                    }
                }
            }

            //Hammer

            if (Hammer(candle))
            {
                if (Show_Hammer == true)
                {
                    Pattern_name = "Hammer";
                    if (Name_Status == true)
                    {
                        DrawText(index, (int)PatternType.Hammer);
                    }
                    else
                    {
                        DrawSymbols(index, (int)PatternType.Hammer);
                    }
                }
            }

            #endregion Patterns

            #region Text

            Text_Info(index, Pattern_name);

            #endregion Text
        }
    }
}

ctid306377

Joined on 09.03.2017

Distribution: Free
Language: C#
Trading platform: cTrader Automate
File name: Candlestick Patterns DEMO.algo
Rating: 0
Installs: 12755
Modified: 13/10/2021 09:54

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Comments

marshalmax9 · 3 years ago

Great bot but cannot see all those options you listed. I am especially keen on engulfing but cant see how to turn all the other off and only have those on.

felix_sashi · 5 years ago

its nice and very helpful, but unable to see other than Doji and Hammer. Like

Show Bullish Harami
Show Bearish Harami
Show Dark Cloud Cover
Show Piercing Pattern
Show Bullish Engulfing
Show Bearish Engulfing
Show Shooting Star
Show Evening Star
Show Morning Star

Please advice.

preeyanuchtim · 7 years ago

thank you

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