Solving bugs that make scroll bar disappeared after replot TPS

closes #274 (closed)

This MR solving the problem with scroll bar disappeared when click RePlot on main control window and on TPS window as well.

sohstationviewer/view/plotting/plotting_widget/plotting_widget.py

@@ -842,14 +842,20 @@ class PlottingWidget(QtWidgets.QScrollArea):
         msg = f"Graph is saved at {save_file_path}"
         display_tracking_info(self.tracking_box, msg)
 
-    def clear(self):
+    def clear(self, do_reset_size: bool = True):
+        """
+        Clear the figure, reset attributes and initiate size if it is requested
+
+        :param do_reset_size: flag to know if reset_size is requested.
+        """
         try:
             self.plotting_axes.fig.clear()
         except AttributeError:
             pass
         self.axes = []
         self.plot_total = 0
-        self.init_size()
+        if do_reset_size:
+            self.init_size()
         try:
             self.draw()
         except AttributeError: