nextion

lib/ITEADLIB_Arduino_Nextion-master/examples/CompPicture/CompPicture_v0_32.ino

@@ -0,0 +1,65 @@
+/**
+ * @example CompPicture.ino
+ *
+ * @par How to Use
+ * This example shows that ,when the picture component on the Nextion screen is released,
+ * the picture of current component will be changed every time.  
+ *
+ * @author  Wu Pengfei (email:<pengfei.wu@itead.cc>)
+ * @date    2015/7/10
+ * @updated 2016/12/25 bring HMI up to v0.32 to avoid too old issues
+ * @convert by Patrick Martin, no other changes made
+ * @copyright 
+ * Copyright (C) 2014-2015 ITEAD Intelligent Systems Co., Ltd. \n
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ */
+
+
+#include "Nextion.h"
+
+/*
+ * Declare a picture object [page id:0,component id:1, component name: "p0"]. 
+ */
+NexPicture p0 = NexPicture(0, 1, "p0");
+
+NexTouch *nex_listen_list[] = 
+{
+    &p0,
+    NULL
+};
+
+void p0PopCallback(void *ptr)
+{
+    uint32_t number = 0;
+    dbSerialPrintln("p0PopCallback");
+
+    p0.getPic(&number);
+
+    if (number == 1)
+    {
+        number = 2;    
+    }
+    else
+    {
+        number = 1;
+    }
+    
+    p0.setPic(number);
+}
+
+
+void setup(void)
+{
+    nexInit();
+    p0.attachPop(p0PopCallback);
+    dbSerialPrintln("setup done");
+}
+
+void loop(void)
+{
+    nexLoop(nex_listen_list);
+}
+