From 8100b7dd8f362144ef42d2bfc563e6c1b66c6027 Mon Sep 17 00:00:00 2001
From: YXZhu <zhuab1997@outlook.com>
Date: Wed, 9 Nov 2022 22:03:31 +0800
Subject: [PATCH] Add Arduino Example With GxEPD2

---
 .../EpaperModuleTest_Arduino_ESP32C3.ino      | 59 +++++++++++++++++++
 1 file changed, 59 insertions(+)
 create mode 100644 Example/EpaperModuleTest_Arduino_ESP32C3/EpaperModuleTest_Arduino_ESP32C3.ino

diff --git a/Example/EpaperModuleTest_Arduino_ESP32C3/EpaperModuleTest_Arduino_ESP32C3.ino b/Example/EpaperModuleTest_Arduino_ESP32C3/EpaperModuleTest_Arduino_ESP32C3.ino
new file mode 100644
index 0000000..dbb6551
--- /dev/null
+++ b/Example/EpaperModuleTest_Arduino_ESP32C3/EpaperModuleTest_Arduino_ESP32C3.ino
@@ -0,0 +1,59 @@
+
+// base class GxEPD2_GFX can be used to pass references or pointers to the display instance as parameter, uses ~1.2k more code
+// enable or disable GxEPD2_GFX base class
+#define ENABLE_GxEPD2_GFX 0
+
+#include <GxEPD2_BW.h>
+#include <GxEPD2_3C.h>
+#include <Fonts/FreeMonoBold9pt7b.h>
+
+// ESP32-C3 SS=7,SCL(SCK)=4,SDA(MOSI)=6,BUSY=3,RST=2,DC=1 
+GxEPD2_BW<GxEPD2_213_B74, GxEPD2_213_B74::HEIGHT> display(GxEPD2_213_B74(/*CS=5*/ SS, /*DC=*/ 1, /*RST=*/ 2, /*BUSY=*/ 3)); // GDEM0213B74 122x250, SSD1680
+//GxEPD2_3C<GxEPD2_213_Z98c, GxEPD2_213_Z98c::HEIGHT> display(GxEPD2_213_Z98c(/*CS=5*/ SS, /*DC=*/ 1, /*RST=*/ 2, /*BUSY=*/ 3)); // GDEY0213Z98 122x250, SSD1680
+
+void setup()
+{
+  pinMode(8, OUTPUT);
+  digitalWrite(8, HIGH);
+    
+  display.init(115200,true,50,false);
+  helloWorld();
+  display.hibernate();
+}
+
+const char HelloWorld[] = "Hello World!";
+const char HelloWeACtStudio[] = "Hello WeAct Studio!";
+
+void helloWorld()
+{
+  display.setRotation(1);
+  display.setFont(&FreeMonoBold9pt7b);
+  display.setTextColor(GxEPD_BLACK);
+  int16_t tbx, tby; uint16_t tbw, tbh;
+  display.getTextBounds(HelloWorld, 0, 0, &tbx, &tby, &tbw, &tbh);
+  // center the bounding box by transposition of the origin:
+  uint16_t x = ((display.width() - tbw) / 2) - tbx;
+  uint16_t y = ((display.height() - tbh) / 2) - tby;
+  display.setFullWindow();
+  display.firstPage();
+  do
+  {
+    display.fillScreen(GxEPD_WHITE);
+    display.setCursor(x, y-tbh);
+    display.print(HelloWorld);
+    display.setTextColor(display.epd2.hasColor ? GxEPD_RED : GxEPD_BLACK);
+    display.getTextBounds(HelloWeACtStudio, 0, 0, &tbx, &tby, &tbw, &tbh);
+    x = ((display.width() - tbw) / 2) - tbx;
+    display.setCursor(x, y+2*tbh);
+    display.print(HelloWeACtStudio);
+  }
+  while (display.nextPage());
+}
+
+void loop() {
+  // put your main code here, to run repeatedly:
+  digitalWrite(8, HIGH);
+  delay(1000);
+  digitalWrite(8, LOW);
+  delay(1000);  
+}