the beginning of the sketch ( import processing.Serial.*; ) i tryed to verify
the sketch to see were i was and this came up and has stumped me to know end. im' does not name a type.
let me know what u think.
thank u
// arduino networked lamp
// parts of the code are inspired
// by a blog post by tod e. kurt (todbot.com)
import processing.Serial.*;
String feed ="http://blog.makezine.com/index.xml";
int interval = 10; // retrieve feed every 60 seconds;
int lastTime; // the last time we fetched the content
int love = 0;
int peace =0;
int arduino = 0;
int light = 0; // light level mesured by the lamp
serial port;
color c;
string cs;
string buffer = ""; // accumulates characters coming from arduino
PFont font;
void setup() {
size(640,480);
frameRate(10); // we dont need fast updates
font = loadFont("HelveticaNeue-bold-32.vlw");
fill(255);
textFont(font, 32);
// IMPORTANT NOTE:
// the first serial port retrieved by serial.list()
//should be your arduino. if not, uncomment the next
//line by deleting the // befor it and re-run the
//sketch to see a list of serial ports. then, change
//the 0 in between [ and ] to the number of the port
//that your arduino is connected to.
//println(serial.list());
String arduinoPort = Serial.list()[0];
port = new Serial(this,arduinoPort, 9600); // connect arduino
lastTime = 0;
fetchData();
}
void draw() {
background( c );
int n = (interval - ((millis()-lastTime/1000));
// build a colour based on 3 values
c = color(peace, love, arduino);
cs = "#" + hex(c,6) // prepare a string to be sent to arduino
text("arduino Networked Lamp", 10,40);
text("Reading feed:", 10, 100);
text(feed, 10, 140);
text("Next update in "+ n + " seconds",10,450);
text("peace" ,10,200);
text(" " + peace, 130, 200);
rect(200,172, peace, 28);
text("love ",10,240);
text(" " + love, 130, 240);
rect(200,212, love, 28);
text("arduino ",10,280);
text(" " + arduino, 130, 200);
rect(200,252, arduino, 28);
// write the colour string to the screen
text("sending", 10, 340);
text(cs, 200,340);
text("light level", 10, 380);
rect(200, 352,light/10.23,28); // this turns 1023 into 100
if (n <= 0){
fetchData();
lastTime = millis();
}
port.write(cs); // send data to Arduino
if (port.available() > 0) { // check if there is data waiting
int inByte = port.read(); // read one byte
if (inByte != 10) { // if byte is not newline
buffer = buffer + char(inByte); // just add it to the buffer
}
else {
// newline reached, let's process the data
if (buffer.length() > 1) { // make sure there is enough data
// chop off the last character, it's a carriage return
// (a carriage return is the character at the end of a
// line of text)
buffer = buffer.substring(0,buffer.length() -1);
//turn the buffer from string into an integer number
light = int(beffer);
// clean the buffer for the next read cycle
buffer = "";
// We're likely falling behind in taking readings
// from Arduino. So let's clear the backlog of
// incoming sensor readings so the next reading is
// up-to-date.
port.clear)();
}
}
}
void fetchData() {
// we use these strings to parse the feed
String data;
String chunk;
// zero the counters
love = 0;
peace = 0;
arduino =0;
try {
URL url = new URL(feed); // An object to represent the URL
// prepare a connection
URLConnection conn = url.openConnection();
conn.connect(); // now connect to the Website
// this is a bit of virtual plumbing as we connect
// the data coming from the connection to be buffered
// reader that reads the data one line at a time.
BufferedReader in = new
BufferedReader(new InputStreamReader(conn.getInputStream()));
// read each line from the feed
while ((data = in.readLine()) != null) {
StringTokenizer st =
new StringTokenizer(data,""<>,.()[] ");// break it down
while (st.hasMoreTokens()) {
// each chunk of data is made lowercase
chunk= st.nextTocken().toLowerCase() ;
if (chunk.indexOf("love") >= 0 ) // found "love"?
love++; // increment love by 1
if (chunk.indexOf("peace") >=0) // found "peace"?
peace++; // increment peace by 1
if (chunk.indexOf("arduino") >= 0) // found "arduino"?
arduino++; // increment arduino by 1
}
}
// Set 64 to be the maximum number of references we care about.
if (peace > 64) peace = 64;
if (love > 64) love = 64;
if (arduino > 64) arduino = 64;
peace = peace * 4; // multiply by 4 so that the max is 255
love = love * 4; // which comes in handy when building a
arduino = arduino * 4;// colour that is made of 4 bytes (argb)
}
catch (exception ex){ // if there was an error, stop the sketch
ex.printStackTrace();
system.out.println("ERROR: "+ex.getMessage());
}
}