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+/* Web_AjaxRGB_mobile.pde - example sketch for Webduino library */
+/* - offers web-based slider controllers for RGB led - */
+
+#include "SPI.h"
+#include "Ethernet.h"
+#include "WebServer.h"
+
+// CHANGE THIS TO YOUR OWN UNIQUE VALUE
+static uint8_t mac[6] = { 0x02, 0xAA, 0xBB, 0xCC, 0x00, 0x22 };
+
+// CHANGE THIS TO MATCH YOUR HOST NETWORK
+static uint8_t ip[4] = { 192, 168, 1, 210 }; // area 51!
+
+/* all URLs on this server will start with /rgb because of how we
+ * define the PREFIX value. We also will listen on port 80, the
+ * standard HTTP service port */
+#define PREFIX "/rgb"
+WebServer webserver(PREFIX, 80);
+
+#define RED_PIN 5
+#define GREEN_PIN 3
+#define BLUE_PIN 6
+
+int red = 0; //integer for red darkness
+int blue = 0; //integer for blue darkness
+int green = 0; //integer for green darkness
+
+/* This command is set as the default command for the server. It
+ * handles both GET and POST requests. For a GET, it returns a simple
+ * page with some buttons. For a POST, it saves the value posted to
+ * the red/green/blue variable, affecting the output of the speaker */
+void rgbCmd(WebServer &server, WebServer::ConnectionType type, char *, bool)
+{
+ if (type == WebServer::POST)
+ {
+ bool repeat;
+ char name[16], value[16];
+ do
+ {
+ /* readPOSTparam returns false when there are no more parameters
+ * to read from the input. We pass in buffers for it to store
+ * the name and value strings along with the length of those
+ * buffers. */
+ repeat = server.readPOSTparam(name, 16, value, 16);
+
+ /* this is a standard string comparison function. It returns 0
+ * when there's an exact match. We're looking for a parameter
+ * named red/green/blue here. */
+ if (strcmp(name, "red") == 0)
+ {
+ /* use the STRing TO Unsigned Long function to turn the string
+ * version of the color strength value into our integer red/green/blue
+ * variable */
+ red = strtoul(value, NULL, 10);
+ }
+ if (strcmp(name, "green") == 0)
+ {
+ green = strtoul(value, NULL, 10);
+ }
+ if (strcmp(name, "blue") == 0)
+ {
+ blue = strtoul(value, NULL, 10);
+ }
+ } while (repeat);
+
+ // after procesing the POST data, tell the web browser to reload
+ // the page using a GET method.
+ server.httpSeeOther(PREFIX);
+// Serial.print(name);
+// Serial.println(value);
+
+ return;
+ }
+
+ /* for a GET or HEAD, send the standard "it's all OK headers" */
+ server.httpSuccess();
+
+ /* we don't output the body for a HEAD request */
+ if (type == WebServer::GET)
+ {
+ /* store the HTML in program memory using the P macro */
+ P(message) =
+"<!DOCTYPE html><html><head>"
+ "<meta charset=\"utf-8\"><meta name=\"apple-mobile-web-app-capable\" content=\"yes\" /><meta http-equiv=\"X-UA-Compatible\" content=\"IE=edge,chrome=1\"><meta name=\"viewport\" content=\"width=device-width, user-scalable=no\">"
+ "<title>Webduino RGB</title>"
+ "<link rel=\"stylesheet\" href=\"http://code.jquery.com/mobile/1.0/jquery.mobile-1.0.min.css\" />"
+ "<script src=\"http://code.jquery.com/jquery-1.6.4.min.js\"></script>"
+ "<script src=\"http://code.jquery.com/mobile/1.0/jquery.mobile-1.0.min.js\"></script>"
+ "<style> body, .ui-page { background: black; } .ui-body { padding-bottom: 1.5em; } div.ui-slider { width: 88%; } #red, #green, #blue { display: block; margin: 10px; } #red { background: #f00; } #green { background: #0f0; } #blue { background: #00f; } </style>"
+ "<script>"
+// causes the Arduino to hang quite frequently (more often than Web_AjaxRGB.pde), probably due to the different event triggering the ajax requests
+ "$(document).ready(function(){ $('#red, #green, #blue').slider; $('#red, #green, #blue').bind( 'change', function(event, ui) { jQuery.ajaxSetup({timeout: 110}); /*not to DDoS the Arduino, you might have to change this to some threshold value that fits your setup*/ var id = $(this).attr('id'); var strength = $(this).val(); if (id == 'red') $.post('/rgb', { red: strength } ); if (id == 'green') $.post('/rgb', { green: strength } ); if (id == 'blue') $.post('/rgb', { blue: strength } ); });});"
+ "</script>"
+"</head>"
+"<body>"
+ "<div data-role=\"header\" data-position=\"inline\"><h1>Webduino RGB</h1></div>"
+ "<div class=\"ui-body ui-body-a\">"
+ "<input type=\"range\" name=\"slider\" id=\"red\" value=\"0\" min=\"0\" max=\"255\" />"
+ "<input type=\"range\" name=\"slider\" id=\"green\" value=\"0\" min=\"0\" max=\"255\" />"
+ "<input type=\"range\" name=\"slider\" id=\"blue\" value=\"0\" min=\"0\" max=\"255\" />"
+ "</div>"
+ "</body>"
+"</html>";
+
+ server.printP(message);
+ }
+}
+
+void setup()
+{
+ pinMode(RED_PIN, OUTPUT);
+ pinMode(GREEN_PIN, OUTPUT);
+ pinMode(BLUE_PIN, OUTPUT);
+
+// Serial.begin(9600);
+
+ // setup the Ehternet library to talk to the Wiznet board
+ Ethernet.begin(mac, ip);
+
+ /* register our default command (activated with the request of
+ * http://x.x.x.x/rgb */
+ webserver.setDefaultCommand(&rgbCmd);
+
+ /* start the server to wait for connections */
+ webserver.begin();
+}
+
+void loop()
+{
+ // process incoming connections one at a time forever
+ webserver.processConnection();
+// Serial.print(red);
+// Serial.print(" ");
+// Serial.print(green);
+// Serial.print(" ");
+// Serial.println(blue);
+ analogWrite(RED_PIN, red);
+ analogWrite(GREEN_PIN, green);
+ analogWrite(BLUE_PIN, blue);
+}