From 12b4ae7f46518395b8ab53a74f26288c3943e4be Mon Sep 17 00:00:00 2001
From: Gert Wohlgemuth <wohlgemuth@ucdavis.edu>
Date: Sun, 6 May 2018 18:32:25 -0700
Subject: [PATCH] added support to plot markers of a dataframe, like hammers,
 etc. Added support to plot as many ticks as you want

---
 freqtrade/arguments.py    |  2 +-
 scripts/plot_dataframe.py | 28 ++++++++++++++++++++++++++++
 2 files changed, 29 insertions(+), 1 deletion(-)

diff --git a/freqtrade/arguments.py b/freqtrade/arguments.py
index 42275a4cc..d3168fc82 100644
--- a/freqtrade/arguments.py
+++ b/freqtrade/arguments.py
@@ -296,7 +296,7 @@ class Arguments(object):
 
         self.parser.add_argument(
             '--plot-dataframe-marker',
-            help='Renders the specified dataframes as markers',
+            help='Renders the specified dataframes as markers. Accepted values for a marker are either 100 or -100',
             dest='plotdataframemarker',
             default=None,
             nargs='+',
diff --git a/scripts/plot_dataframe.py b/scripts/plot_dataframe.py
index 9a9248c7c..794536365 100755
--- a/scripts/plot_dataframe.py
+++ b/scripts/plot_dataframe.py
@@ -29,6 +29,33 @@ from freqtrade.configuration import Configuration
 
 logger = logging.getLogger(__name__)
 
+def plot_dataframes_markers(data, fig, args):
+    """
+        plots additional dataframe markers in the main plot
+    :param data:
+    :param fig:
+    :param args:
+    :return:
+    """
+
+    if args.plotdataframemarker:
+        for x in args.plotdataframemarker:
+            filter = data[(data[x] == 100 ) | (data[x] == -100) ]
+            marker = go.Scatter(
+                x=filter.date,
+                y=filter.low * 0.99,
+                mode='markers',
+                name=x,
+                marker=dict(
+                    symbol='diamond-tall-open',
+                    size=10,
+                    line=dict(width=1)
+                )
+
+            )
+
+            fig.append_trace(marker, 1, 1)
+
 
 def plot_dataframes(data, fig, args):
     """
@@ -337,6 +364,7 @@ def plot_analyzed_dataframe(args: Namespace) -> None:
 
     # plot other dataframes
     plot_dataframes(data, fig, args)
+    plot_dataframes_markers(data, fig, args)
 
     fig['layout'].update(title=args.pair)
     fig['layout']['yaxis1'].update(title='Price')