store font size in settings file

bigtext.py

@@ -20,6 +20,7 @@ from line import Line
 from logFileModel import LogFileModel
 import re
 
+from ravenui import RavenUI
 from settings import Settings
 from watchdog.observers import Observer
 from watchdog.events import FileSystemEventHandler
@@ -136,7 +137,11 @@ class InnerBigText(QWidget):
     def wheelEvent(self, event: QWheelEvent):
         direction = 1 if event.angleDelta().y() < 0 else -1
         if event.modifiers() == Qt.KeyboardModifier.ControlModifier:
-            self.model.settings.update_font_size(-direction)
+            # self.model.settings.update_font_size(-direction)
+            old_font_size = self.model.settings.getint('general', 'font_size')
+            new_font_size = old_font_size - direction
+            self.model.settings.set('general', 'font_size', str(new_font_size))
+            RavenUI.update_ui()
             self.update()
         else:
             # print("wheel event fired :) %s" % (direction))
@@ -229,7 +234,8 @@ class InnerBigText(QWidget):
     def paintEvent(self, event: QPaintEvent) -> None:
         # print("paintEvent")
         painter = QPainter(self)
-        painter.setFont(self.model.settings.font())
+        # painter.setFont(self.model.settings.font())
+        painter.setFont(QFont("monospace", self.model.settings.getint('general', "font_size")))
         painter.setPen(QColor(0, 0, 0))
         self.update_font_metrics(painter)