Diff: Adafruit_SSD1306.cpp

Revision:

19:e31b31e3128a

Parent:

17:e42e6f9c84e0

--- a/Adafruit_SSD1306.cpp	Tue Jun 23 09:49:01 2015 +0000
+++ b/Adafruit_SSD1306.cpp	Fri Sep 21 08:24:03 2018 +0000
@@ -143,7 +143,72 @@
 	sendDisplayBuffer();
 	command(SSD1306_DISPLAYON);
 }
+// startscrollright
+// Activate a right handed scroll for rows start through stop
+// Hint, the display is 16 rows tall. To scroll the whole display, run:
+// display.scrollright(0x00, 0x0F)
+void Adafruit_SSD1306::startscrollright(uint8_t start, uint8_t stop){
+  command(SSD1306_RIGHT_HORIZONTAL_SCROLL);
+  command(0X00);
+  command(start);
+  command(0X00);
+  command(stop);
+  command(0X00);
+  command(0XFF);
+  command(SSD1306_ACTIVATE_SCROLL);
+}
 
+// startscrollleft
+// Activate a right handed scroll for rows start through stop
+// Hint, the display is 16 rows tall. To scroll the whole display, run:
+// display.scrollright(0x00, 0x0F)
+void Adafruit_SSD1306::startscrollleft(uint8_t start, uint8_t stop){
+  command(SSD1306_LEFT_HORIZONTAL_SCROLL);
+  command(0X00);
+  command(start);
+  command(0X00);
+  command(stop);
+  command(0X00);
+  command(0XFF);
+  command(SSD1306_ACTIVATE_SCROLL);
+}
+
+// startscrolldiagright
+// Activate a diagonal scroll for rows start through stop
+// Hint, the display is 16 rows tall. To scroll the whole display, run:
+// display.scrollright(0x00, 0x0F)
+void Adafruit_SSD1306::startscrolldiagright(uint8_t start, uint8_t stop){
+  command(SSD1306_SET_VERTICAL_SCROLL_AREA);
+  command(0X00);
+  command(SSD1306_LCDHEIGHT);
+  command(SSD1306_VERTICAL_AND_RIGHT_HORIZONTAL_SCROLL);
+  command(0X00);
+  command(start);
+  command(0X00);
+  command(stop);
+  command(0X01);
+  command(SSD1306_ACTIVATE_SCROLL);
+}
+
+// startscrolldiagleft
+// Activate a diagonal scroll for rows start through stop
+// Hint, the display is 16 rows tall. To scroll the whole display, run:
+// display.scrollright(0x00, 0x0F)
+void Adafruit_SSD1306::startscrolldiagleft(uint8_t start, uint8_t stop){
+  command(SSD1306_SET_VERTICAL_SCROLL_AREA);
+  command(0X00);
+  command(SSD1306_LCDHEIGHT);
+  command(SSD1306_VERTICAL_AND_LEFT_HORIZONTAL_SCROLL);
+  command(0X00);
+  command(start);
+  command(0X00);
+  command(stop);
+  command(0X01);
+  command(SSD1306_ACTIVATE_SCROLL);
+}
+void Adafruit_SSD1306::stopscroll(void){
+  command(SSD1306_DEACTIVATE_SCROLL);
+}
 // Clear the display buffer. Requires a display() call at some point afterwards
 void Adafruit_SSD1306::clearDisplay(void)
 {