Show message if ADC_Data is clipped (solves #16)

src/damaris/gui/DamarisGUI.py

@@ -2058,7 +2058,8 @@ pygobject version %(pygobject)s
             "data_pool_write_interval": self.config_data_pool_write_interval_entry.get_text( ),
             "data_pool_complib": complib,
             "data_pool_comprate": self.config_data_pool_comprate.get_value_as_int( ),
-            "script_font": self.config_script_font_button.get_font_name( )
+            "script_font": self.config_script_font_button.get_font_name( ),
+            "adc_bit_depth": ADC_Result.default_bit_depth
         }
 
     def set( self, config ):
@@ -2085,6 +2086,11 @@ pygobject version %(pygobject)s
         if "script_font" in config:
             self.config_script_font_button.set_font_name( config[ "script_font" ] )
             self.set_script_font_handler( None )
+        if "adc_bit_depth" in config:
+            try:
+                ADC_Result.default_bit_depth = int(config["adc_bit_depth"])
+            except (ValueError, TypeError):
+                pass
         if "data_pool_complib" in config:
             # find combo-box entry and make it active...
             model = self.config_data_pool_complib.get_model( )
@@ -2373,6 +2379,7 @@ class MonitorWidgets:
         self.update_counter = 0
         self.update_counter_lock = threading.Lock( )
         self.description_text = None
+        self.clipping_marker = None
 
     def source_list_reset( self ):
         self.display_source_treestore.clear( )
@@ -2955,6 +2962,12 @@ class MonitorWidgets:
             except:
                 pass
             self.description_text = None
+        if self.clipping_marker is not None:
+            try:
+                self.clipping_marker.remove()
+            except:
+                pass
+            self.clipping_marker = None
         self.matplot_canvas.draw_idle( )
 
     def update_display( self, subject=None ):
@@ -3142,6 +3155,20 @@ class MonitorWidgets:
                     pass
                 self.description_text = None
 
+            if getattr(in_result, "is_clipped", False):
+                if self.clipping_marker is None:
+                    self.clipping_marker = self.matplot_axes.text(0.5, 0.95, "ADC OVERFLOW",
+                                            transform=self.matplot_axes.transAxes,
+                                            color="red", fontsize=20, fontweight="bold",
+                                            ha="center", va="top",
+                                            bbox=dict(facecolor='white', alpha=0.7, edgecolor='red'))
+            elif self.clipping_marker is not None:
+                try:
+                    self.clipping_marker.remove()
+                except:
+                    pass
+                self.clipping_marker = None
+
             # Draw it!
             self.matplot_canvas.draw_idle( )
             del in_result