update MultiLCD library

3 files changed, 13 insertions, 2 deletions

diff --git a/obdlogger/MultiLCD.cpp b/obdlogger/MultiLCD.cpp
index c611b14..cff82c2 100644
--- a/obdlogger/MultiLCD.cpp
+++ b/obdlogger/MultiLCD.cpp
@@ -121,7 +121,7 @@ void LCD_OLED::write(char c)
     m_column += 8;
     if (m_column >= 128) {
         m_column = 0;
-        m_line++;
+        m_line += 2;
     }
 }
 
@@ -147,7 +147,7 @@ void LCD_OLED::printLarge(const char* s)
         m_column += 16;
         if (m_column >= 128) {
             m_column = 0;
-            m_line++;
+            m_line += 2;
         }
         s++;
     }
diff --git a/obdlogger/MultiLCD.h b/obdlogger/MultiLCD.h
index b8adfeb..5a8f7e3 100644
--- a/obdlogger/MultiLCD.h
+++ b/obdlogger/MultiLCD.h
@@ -9,6 +9,7 @@ public:
     virtual void backlight(bool on) {}
     virtual byte getLines() = 0;
     virtual byte getCols() = 0;
+    virtual void changeLine() {}
 };
 
 class LCD_PCD8544 : public LCD_Common, public PCD8544
@@ -43,6 +44,11 @@ public:
         m_column = column << 3;
         m_line = line << 1;
     }
+    void changeLine()
+    {
+        m_column = 0;
+        m_line += 2;
+    }
     void write(char c);
     void print(const char* s);
     void printLarge(const char* s);
diff --git a/obdlogger/PCD8544.h b/obdlogger/PCD8544.h
index 927ec47..c6e8d43 100644
--- a/obdlogger/PCD8544.h
+++ b/obdlogger/PCD8544.h
@@ -88,6 +88,11 @@ class PCD8544: public Print {
         // Draw a chart element at the current cursor position...
         void drawColumn(unsigned char lines, unsigned char value);
 
+        void changeLine()
+        {
+            column = 0;
+            line ++;
+        }
     protected:
         // Current cursor position...
         unsigned char column;