Fix Bodmer#1812

Result of "fillheight = gFont.maxAscent - gdY[gNum];" can be negative.
guodarui · May 3, 2022 · 1f7ce88 · 1f7ce88
1 parent 24b0e88
commit 1f7ce88
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/Extensions/Smooth_font.cpp b/Extensions/Smooth_font.cpp
@@ -431,7 +431,7 @@ void TFT_eSPI::drawGlyph(uint16_t code)
     startWrite(); // Avoid slow ESP32 transaction overhead for every pixel
 
     int16_t fillwidth   = 0;
-    uint16_t fillheight = 0;
+    int16_t fillheight = 0;
 
     // Fill area above glyph
     if (_fillbg) {