From 10cd40db6d9e65e2afabcfea6d2363c24d9218d3 Mon Sep 17 00:00:00 2001
From: matinicolosi <mati.nicolosi@gmail.com>
Date: Thu, 15 Oct 2020 15:37:02 -0300
Subject: [PATCH] Allow print a string with some umlauts characters.

---
 Adafruit_SSD1306.cpp | 13 +++++++++++++
 Adafruit_SSD1306.h   |  1 +
 2 files changed, 14 insertions(+)

diff --git a/Adafruit_SSD1306.cpp b/Adafruit_SSD1306.cpp
index b39a51cb..07dd460e 100644
--- a/Adafruit_SSD1306.cpp
+++ b/Adafruit_SSD1306.cpp
@@ -635,6 +635,19 @@ void Adafruit_SSD1306::drawPixel(int16_t x, int16_t y, uint16_t color) {
   }
 }
 
+void Adafruit_SSD1306::printTextWithUmlauts(String text) {
+  String result = text;
+  result.replace("ä", "\204");
+  result.replace("ë", "\211");
+  result.replace("ï", "\213");
+  result.replace("ö", "\224");
+  result.replace("ü", "\201");
+  result.replace("Ä", "\216");
+  result.replace("Ö", "\231");
+  result.replace("Ü", "\232");
+  print(result);
+}
+
 /*!
     @brief  Clear contents of display buffer (set all pixels to off).
     @return None (void).
diff --git a/Adafruit_SSD1306.h b/Adafruit_SSD1306.h
index eaa6f923..14f44333 100644
--- a/Adafruit_SSD1306.h
+++ b/Adafruit_SSD1306.h
@@ -145,6 +145,7 @@ class Adafruit_SSD1306 : public Adafruit_GFX {
   bool begin(uint8_t switchvcc = SSD1306_SWITCHCAPVCC, uint8_t i2caddr = 0,
              bool reset = true, bool periphBegin = true);
   void display(void);
+  void printTextWithUmlauts(String text);
   void clearDisplay(void);
   void invertDisplay(bool i);
   void dim(bool dim);