...

src/mplchart/colors.py

@@ -3,13 +3,14 @@
 from matplotlib import colors as mcolors
 
 
-def default_edgecolor():
+def default_pencolor():
     """default edgecolor to use instead of black"""
     facecolor = plt.rcParams["axes.facecolor"]
 
-    edgecolor = plt.rcParams["patch.edgecolor"]
-    if edgecolor != facecolor:
-        return edgecolor
+    # color = plt.rcParams["patch.edgecolor"]
+    color = plt.rcParams["text.color"]
+    if color != facecolor:
+        return color
 
     return "black"
 

src/mplchart/indicators.py

@@ -6,7 +6,7 @@
 
 from .model import Indicator
 from .utils import get_series, series_xy
-from .colors import default_edgecolor, closest_color
+from .colors import default_pencolor, closest_color
 
 
 class SMA(Indicator):
@@ -123,7 +123,7 @@ def plot_result(self, data, chart, ax=None):
         label = str(self)
         xv, yv = series_xy(data)
 
-        color = self.color or default_edgecolor()
+        color = self.color or default_pencolor()
 
         ax.plot(xv, yv, label=label, color=color)
 
@@ -156,7 +156,7 @@ def plot_result(self, data, chart, ax=None):
         label = str(self)
         xv, yv = series_xy(data)
 
-        adxcolor = default_edgecolor()
+        adxcolor = default_pencolor()
 
         ax.plot(xv, yv, color=adxcolor, label=label)
 
@@ -183,7 +183,7 @@ def plot_result(self, data, chart, ax=None):
         pdi = data.iloc[:, 1]
         ndi = data.iloc[:, 2]
 
-        adxcolor = default_edgecolor()
+        adxcolor = default_pencolor()
         pdicolor = closest_color("green")
         ndicolor = closest_color("red")
 
@@ -227,7 +227,7 @@ def plot_result(self, data, chart, ax=None):
         signal = data.iloc[:, 1]
         hist = data.iloc[:, 2] * 2.0
 
-        edgecolor = default_edgecolor()
+        edgecolor = default_pencolor()
 
         xv, yv = series_xy(macd)
         ax.plot(xv, yv, color=edgecolor, label=label)
@@ -261,7 +261,7 @@ def plot_result(self, data, chart, ax=None):
         signal = data.iloc[:, 1]
         hist = data.iloc[:, 2] * 2.0
 
-        edgecolor = default_edgecolor()
+        edgecolor = default_pencolor()
 
         xv, yv = series_xy(ppo)
         ax.plot(xv, yv, color=edgecolor, label=label)

src/mplchart/primitives/candlesticks.py

@@ -10,7 +10,7 @@
 from matplotlib.collections import PolyCollection
 
 from ..model import Primitive
-from ..colors import default_edgecolor
+from ..colors import default_pencolor
 
 
 
@@ -46,7 +46,7 @@ def plot_handler(self, data, chart, ax=None):
 
         width = self.width
 
-        edgecolor = default_edgecolor()
+        edgecolor = default_pencolor()
         facecolor = plt.rcParams["axes.facecolor"]
 
         colorup = self.colorup or edgecolor

src/mplchart/primitives/ohlc.py

@@ -7,7 +7,7 @@
 from matplotlib.collections import PolyCollection
 
 from ..model import Primitive
-from ..colors import default_edgecolor
+from ..colors import default_pencolor
 
 
 class OHLC(Primitive):
@@ -32,7 +32,7 @@ def plot_handler(self, data, chart, ax=None):
         label = str(self)
         data = chart.extract_df(data)
 
-        edgecolor = default_edgecolor()
+        edgecolor = default_pencolor()
 
         width = self.width
         colorup = self.colorup or edgecolor
@@ -46,7 +46,7 @@ def plot_handler(self, data, chart, ax=None):
 def plot_ohlc(data, ax=None, width=0.8, colorup=None, colordn=None, label=None):
     """plots open-high-low-close charts as polygons"""
 
-    edgecolor = default_edgecolor()
+    edgecolor = default_pencolor()
 
     colorup = colorup or edgecolor
     colordn = colordn or edgecolor

src/mplchart/primitives/peaks.py

@@ -4,7 +4,7 @@
 import pandas as pd
 
 from ..model import Primitive
-
+from ..colors import default_pencolor
 
 class Peaks(Primitive):
     """
@@ -18,7 +18,7 @@ class Peaks(Primitive):
 
     indicator = None
 
-    def __init__(self, span=1, *, item: str = None, color: str = "black"):
+    def __init__(self, span=1, *, item: str = None, color: str = None):
         self.span = span
         self.color = color
         self.item = item
@@ -49,7 +49,7 @@ def plot_handler(self, data, chart, ax=None):
         xv = data.index
         yv = data
 
-        color = self.color
+        color = self.color or default_pencolor()
 
         ax.scatter(xv, yv, c=color, s=10 * 10, alpha=0.5, marker=".")