Remove noneed plotting code

sohstationviewer/view/plotting/plotting_widget/plotting.py

@@ -116,10 +116,8 @@ class Plotting:
         self.plotting_axes.set_axes_info(
             ax, [total_samples], sample_no_colors=sample_no_colors,
             chan_db_info=chan_db_info, linked_ax=linked_ax)
-        if linked_ax is None:
-            ax.x_list = c_data['times']
-        else:
-            ax.linkedX = x
+
+        ax.x_list = c_data['times']
         ax.chan_db_info = chan_db_info
         return ax
 
@@ -225,10 +223,7 @@ class Plotting:
                     linestyle='', zorder=constants.Z_ORDER['LINE'],
                     color=clr[color], picker=True,
                     pickradius=3)
-        if linked_ax is None:
-            ax.x_list = x_list
-        else:
-            ax.linkedX = x_list
+        ax.x_list = x_list
         ax.chan_db_info = chan_db_info
         return ax
 
@@ -313,12 +308,8 @@ class Plotting:
                                     mec=clr[d_color],
                                     picker=True, pickradius=3)
 
-        if linked_ax is None:
-            ax.x_list = x_list
-            ax.y_list = y_list
-        else:
-            ax.linkedX = x_list
-            ax.linkedY = y_list
+        ax.x_list = x_list
+        ax.y_list = y_list
         ax.chan_db_info = chan_db_info
         return ax
 

sohstationviewer/view/plotting/plotting_widget/plotting_widget.py

@@ -467,26 +467,6 @@ class PlottingWidget(QtWidgets.QScrollArea):
         ruler.set_visible(True)
         ruler.xy1 = (xdata, 0)
         ruler.xy2 = (xdata, self.bottom)
-        try:
-            if ruler == self.zoom_marker2:
-                # make zoom_marker2 follow mouse.
-                # need to disconnect when state of rulers change
-                self.follower = self.fig.canvas.mpl_connect(
-                    "motion_notify_event", self.zoom_marker2_follow_mouse)
-        except AttributeError:
-            pass
-
-    def zoom_marker2_follow_mouse(self, mouseevent):
-        """
-        Set zoom_marker2's to follow mouse's x.
-
-        :param mouseevent: motion_notify_event - event to help keeping track
-            of mouse move
-        """
-        xdata = self.get_timestamp(mouseevent)
-        self.zoom_marker2.xy1 = (xdata, 0)
-        self.zoom_marker2.xy2 = (xdata, self.bottom)
-        self.draw()
 
     def keyPressEvent(self, event):
         """