Add jpg bmp spiffs lcd draw example

Author: EeeeBin

examples/Advanced/Display/Bmp_Jpg_SPIFFS_draw/Bmp_Jpg_SPIFFS_draw.ino

@@ -0,0 +1,31 @@
+/* 
+ *  You only need to format SPIFFS the first time you run a
+   test or else use the SPIFFS plugin to create a partition
+   https://github.com/me-no-dev/arduino-esp32fs-plugin 
+ * put jpg or bmp file in (<project directory>/data)
+ * Select Tools > ESP32 Sketch Data Upload menu item. This should start uploading the files into ESP32 flash file system.
+*/
+
+#include "FS.h"
+#include "SPIFFS.h"
+#include "M5Stack.h"
+
+void setup(){
+    M5.begin(true, false, false, false);
+    Serial.begin(115200);
+    if(!SPIFFS.begin(true)){
+        Serial.println("SPIFFS Mount Failed");
+        return;
+    }
+    M5.Lcd.drawJpgFile(SPIFFS, "/m5_logo.jpg", 0, 0);
+}
+
+void loop(){
+  M5.update();
+  if(M5.BtnA.wasPressed()) {
+    M5.Lcd.drawBmpFile(SPIFFS, "/pcd.bmp", 0, 0);
+  }
+  if(M5.BtnB.wasPressed()) {
+    M5.Lcd.drawJpgFile(SPIFFS, "/m5_logo.jpg", 0, 0);
+  }
+}