Make points for Event DS plots show up

sohstationviewer/view/plotting/plotting_widget/plotting.py

@@ -266,8 +266,12 @@ class Plotting:
         :param ax: axes to plot channel
         :return ax: axes of the channel
         """
-        # Set the color to white by default
-        color = '#000000'
+        # Set the default color to black or white depending on the background
+        # color of the plot
+        if self.main_window.color_mode == 'B':
+            color = '#FFFFFF'
+        elif self.main_window.color_mode == 'W':
+            color = '#000000'
         if chan_db_info['valueColors'] not in [None, 'None', '']:
             color = chan_db_info['valueColors'].strip()[6:]
         x_list = c_data['times']