Apply the font matcher closer to config read

novelwriter/common.py

@@ -436,11 +436,13 @@ def describeFont(font: QFont) -> str:
 
 def fontMatcher(font: QFont) -> QFont:
     """Make sure the font is the correct family, if possible. This
-    ensures that Qt doesn't use the GUI or document font instead.
+    ensures that Qt doesn't reuse another font under the hood. The
+    default Qt5 font matching algorithm doesn't handle well changing
+    fonts at runtime.
     """
     info = QFontInfo(font)
     if (famRequest := font.family()) != (famActual := info.family()):
-        logger.warning("Font mismatch: %s != %s", famRequest, famActual)
+        logger.warning("Font mismatch: Requested '%s', but got '%s'", famRequest, famActual)
         db = QFontDatabase()
         if famRequest in db.families():
             styleRequest, sizeRequest = font.styleName(), font.pointSize()
@@ -450,8 +452,8 @@ def fontMatcher(font: QFont) -> QFont:
             if famFound == famRequest:
                 logger.info("Found: %s, %s, %d pt", famFound, styleFound, sizeFound)
                 return temp
-        logger.warning("Could not find a font match")
+        logger.warning("Could not find a font match in the font database")
-        logger.warning("You may need to restart the application")
+        logger.warning("If you just changed font, you may need to restart the application")
     return font
 
 

novelwriter/config.py

@@ -40,7 +40,10 @@ from PyQt5.QtCore import (
 from PyQt5.QtGui import QFont, QFontDatabase
 from PyQt5.QtWidgets import QApplication
 
-from novelwriter.common import NWConfigParser, checkInt, checkPath, describeFont, formatTimeStamp
+from novelwriter.common import (
+    NWConfigParser, checkInt, checkPath, describeFont, fontMatcher,
+    formatTimeStamp
+)
 from novelwriter.constants import nwFiles, nwUnicode
 from novelwriter.error import formatException, logException
 
@@ -369,10 +372,11 @@ class Config:
     def setGuiFont(self, value: QFont | str | None) -> None:
         """Update the GUI's font style from settings."""
         if isinstance(value, QFont):
-            self.guiFont = value
+            self.guiFont = fontMatcher(value)
         elif value and isinstance(value, str):
-            self.guiFont = QFont()
+            font = QFont()
-            self.guiFont.fromString(value)
+            font.fromString(value)
+            self.guiFont = fontMatcher(font)
         else:
             font = QFont()
             fontDB = QFontDatabase()
@@ -382,11 +386,9 @@ class Config:
                 font.setPointSize(10)
             else:
                 font = fontDB.systemFont(QFontDatabase.SystemFont.GeneralFont)
-            self.guiFont = font
+            self.guiFont = fontMatcher(font)
             logger.debug("GUI font set to: %s", describeFont(font))
-
         QApplication.setFont(self.guiFont)
-
         return
 
     def setTextFont(self, value: QFont | str | None) -> None:
@@ -394,10 +396,11 @@ class Config:
         set to default font.
         """
         if isinstance(value, QFont):
-            self.textFont = value
+            self.textFont = fontMatcher(value)
         elif value and isinstance(value, str):
-            self.textFont = QFont()
+            font = QFont()
-            self.textFont.fromString(value)
+            font.fromString(value)
+            self.textFont = fontMatcher(font)
         else:
             fontDB = QFontDatabase()
             fontFam = fontDB.families()
@@ -411,8 +414,8 @@ class Config:
                 font.setPointSize(12)
             else:
                 font = fontDB.systemFont(QFontDatabase.SystemFont.GeneralFont)
-            self.textFont = font
+            self.textFont = fontMatcher(font)
-            logger.debug("Text font set to: %s", describeFont(font))
+            logger.debug("Text font set to: %s", describeFont(self.textFont))
         return
 
     ##

novelwriter/formats/toqdoc.py

@@ -148,6 +148,7 @@ class ToQTextDocument(Tokenizer):
 
         fPt = self._textFont.pointSizeF()
         fPx = fPt*4.0/3.0  # 1 em in pixels
+        fDt = fPx * self._resolution/96.0  # In dots for a given resolution
 
         self._mHead = {
             BlockTyp.TITLE: (fPx * self._marginTitle[0], fPx * self._marginTitle[1]),
@@ -170,8 +171,8 @@ class ToQTextDocument(Tokenizer):
         self._mMeta = (fPx * self._marginMeta[0], fPx * self._marginMeta[1])
         self._mSep  = (fPx * self._marginSep[0], fPx * self._marginSep[1])
 
-        self._mIndent = fPx * self._resolution/96 * 2.0
+        self._mIndent = fDt * 2.0
-        self._tIndent = fPx * self._resolution/96 * self._firstWidth
+        self._tIndent = fDt * self._firstWidth
 
         # Text Formats
         # ============

novelwriter/guimain.py

@@ -1051,11 +1051,6 @@ class GuiMain(QMainWindow):
         self.initMain()
         self.saveDocument()
 
-        if restart:
-            SHARED.info(self.tr(
-                "Some changes will not be applied until novelWriter has been restarted."
-            ))
-
         if tree:
             SHARED.project.tree.refreshAllItems()
 
@@ -1088,6 +1083,11 @@ class GuiMain(QMainWindow):
         self._lastTotalCount = 0
         self._updateStatusWordCount()
 
+        if restart:
+            SHARED.info(self.tr(
+                "Some changes will not be applied until novelWriter has been restarted."
+            ))
+
         return
 
     @pyqtSlot()

novelwriter/tools/manussettings.py

@@ -37,7 +37,7 @@ from PyQt5.QtWidgets import (
 )
 
 from novelwriter import CONFIG, SHARED
-from novelwriter.common import describeFont, qtLambda
+from novelwriter.common import describeFont, fontMatcher, qtLambda
 from novelwriter.constants import nwHeadFmt, nwKeyWords, nwLabels, nwStyles, trConst
 from novelwriter.core.buildsettings import BuildSettings, FilterMode
 from novelwriter.extensions.configlayout import (
@@ -1281,8 +1281,9 @@ class _FormattingTab(NScrollableForm):
         # Text Format
         # ===========
 
-        self._textFont = QFont()
+        font = QFont()
-        self._textFont.fromString(self._build.getStr("format.textFont"))
+        font.fromString(self._build.getStr("format.textFont"))
+        self._textFont = fontMatcher(font)
 
         self.textFont.setText(describeFont(self._textFont))
         self.textFont.setCursorPosition(0)
@@ -1437,9 +1438,9 @@ class _FormattingTab(NScrollableForm):
         """Open the QFontDialog and set a font for the font style."""
         font, status = SHARED.getFont(self._textFont, CONFIG.nativeFont)
         if status:
-            self.textFont.setText(describeFont(font))
+            self._textFont = fontMatcher(font)
+            self.textFont.setText(describeFont(self._textFont))
             self.textFont.setCursorPosition(0)
-            self._textFont = font
         return
 
     @pyqtSlot(int)