Fixed crash that occured when trying to delete contents of a selectio…

…n that were outside the canvas' borders

Scripts/Canvas.gd

@@ -95,7 +95,7 @@ func _input(event : InputEvent) -> void:
 		update()
 
 	sprite_changed_this_frame = false
-	current_pixel = get_local_mouse_position() - location
+	current_pixel = get_local_mouse_position() + location
 	var mouse_pos := current_pixel
 	var mouse_pos_floored := mouse_pos.floor()
 	var mouse_pos_ceiled := mouse_pos.ceil()
@@ -449,7 +449,7 @@ func _draw() -> void:
 			draw_line(Vector2(location.x, y), Vector2(size.x, y), Global.grid_color, true)
 
 	#Draw rectangle to indicate the pixel currently being hovered on
-	var mouse_pos := get_local_mouse_position() + location
+	var mouse_pos := current_pixel
 	if point_in_rectangle(mouse_pos, location, location + size):
 		mouse_pos = mouse_pos.floor()
 		if Global.left_square_indicator_visible && Global.can_draw:

Scripts/SelectionRectangle.gd

@@ -133,7 +133,8 @@ func _process(delta : float) -> void:
 			Global.canvas.handle_undo("Draw")
 			for xx in range(start_pos.x, end_pos.x):
 				for yy in range(start_pos.y, end_pos.y):
-					layer.set_pixel(xx, yy, Color(0, 0, 0, 0))
+					if point_in_rectangle(Vector2(xx, yy), Global.canvas.location - Vector2.ONE, Global.canvas.location + Global.canvas.size):
+						layer.set_pixel(xx, yy, Color(0, 0, 0, 0))
 			Global.canvas.handle_redo("Draw")