From 592dd73fca18553aa3e1d8a2af73ee6b251cb61b Mon Sep 17 00:00:00 2001
From: Thomas Basler <thomas@familie-basler.net>
Date: Wed, 18 Jan 2023 21:34:20 +0100
Subject: [PATCH] Implement _dispX as function local variable

---
 include/Display_Graphic.h |  1 -
 src/Display_Graphic.cpp   | 10 +++++-----
 2 files changed, 5 insertions(+), 6 deletions(-)

diff --git a/include/Display_Graphic.h b/include/Display_Graphic.h
index f216c38a..02c70cfa 100644
--- a/include/Display_Graphic.h
+++ b/include/Display_Graphic.h
@@ -22,7 +22,6 @@ private:
 
     uint8_t _mExtra;
     uint8_t _display_type = 0;
-    uint16_t _dispX = 0;
     uint16_t _dispY = 0;
     uint16_t _period = 1000;
     uint16_t _interval = 60000; // interval at which to power save (milliseconds)
diff --git a/src/Display_Graphic.cpp b/src/Display_Graphic.cpp
index 5a74babe..4c768c07 100644
--- a/src/Display_Graphic.cpp
+++ b/src/Display_Graphic.cpp
@@ -91,18 +91,19 @@ void DisplayGraphicClass::printText(const char* text, uint8_t line)
         break;
     }
 
-    // get the font height, to calculate the textheight
+   // get the font height, to calculate the textheight
     _dispY += (_display->getMaxCharHeight()) + 1;
 
     // calculate the starting position of the text
+    uint16_t dispX;
     if (line == 1) {
-        _dispX = 20 + ex;
+        dispX = 20 + ex;
     } else {
-        _dispX = 5 + ex;
+        dispX = 5 + ex;
     }
 
     // draw the Text, on the calculated pos
-    _display->drawStr(_dispX, _dispY, text);
+    _display->drawStr(dispX, _dispY, text);
 }
 
 void DisplayGraphicClass::loop()
@@ -191,7 +192,6 @@ void DisplayGraphicClass::loop()
         }
         _display->sendBuffer();
 
-        _dispX = 0;
         _dispY = 0;
         _mExtra++;
         _lastDisplayUpdate = millis();