implement on_options_changed for the abstract classic tool (#357)

src/tools/abstract_tool.py

@@ -48,6 +48,7 @@ def __init__(self, tool_id, label, icon_name, window, **kwargs):
 		self.cursor_name = 'cell'
 		self._ongoing_operation = False
 		self._modifier_keys = []
+		self._last_btn = 1
 		# Once everything is set, build the UI
 		self.try_build_pane()
 
@@ -236,7 +237,7 @@ def show_only_mnemonics(self, should_show):
 	# Activation or not ########################################################
 
 	def on_tool_selected(self):
-		pass
+		self._last_btn = 1
 
 	def on_tool_unselected(self):
 		pass

src/tools/classic_tools/abstract_classic_tool.py

@@ -55,6 +55,15 @@ def build_bottom_pane(self):
 	# Options ##################################################################
 
 	def set_common_values(self, event_btn, event_x, event_y):
+		self.x_press = event_x
+		self.y_press = event_y
+		self._last_btn = event_btn
+		self._set_options(event_btn)
+
+	def on_options_changed(self):
+		self._set_options(self._last_btn)
+
+	def _set_options(self, event_btn):
 		self._use_antialias = self.get_option_value('antialias')
 		self.tool_width = self.window.options_manager.get_tool_width()
 		left_c = self.window.options_manager.get_left_color()
@@ -65,14 +74,8 @@ def set_common_values(self, event_btn, event_x, event_y):
 		if event_btn == 3:
 			self.main_color = utilities_gdk_rgba_to_normalized_array(right_c)
 			self.secondary_color = utilities_gdk_rgba_to_normalized_array(left_c)
-		self.x_press = event_x
-		self.y_press = event_y
 		self._operator = self.window.options_manager.get_operator()[0]
 
-	def on_options_changed(self):
-		self._use_antialias = self.get_option_value('antialias')
-		self.tool_width = self.window.options_manager.get_tool_width()
-
 	############################################################################
 	# Operations common methods ################################################
 

src/tools/transform_tools/abstract_transform_tool.py

@@ -227,6 +227,7 @@ def get_deformed_surface(self, source_surface, new_surface, coefs):
 		return new_surface
 
 	############################################################################
+	# Options ##################################################################
 
 	def _update_expansion_rgba(self, event_btn=1):
 		"""When the canvas grows, the color of the new pixels is parametrable"""