/**
* Send whole buffer - this will be the task which will be run periodically
*
* @throws InterruptedException
*/
public void sendBuffer(Vector<data.Data> dataToSend, Long duration)
throws IOException, BCDPrecisionException, InterruptedException {
Iterator<data.Data> iDataToSend = dataToSend.iterator();
/* Duration as BCD */
Long durationBCD = Long.parseLong(duration.toString(), 16);
/* Send start byte */
outputStream.write(0xFF);
/* Send duration */
outputStream.write(Data.intToByteArray(durationBCD));
/* For each element */
while (iDataToSend.hasNext()) {
/* Get current data */
data.Data current = iDataToSend.next();
/* Send single data */
send(current);
/* Wait as it was specified by the user */
Thread.sleep(5);
}
/* Send finish byte */
outputStream.write(0xAA);
}
public void GetRecentPaperSize() {
String id = Long.toString(robot_uid);
paper_left = Double.parseDouble(prefs.get(id + "_paper_left", "0"));
paper_right = Double.parseDouble(prefs.get(id + "_paper_right", "0"));
paper_top = Double.parseDouble(prefs.get(id + "_paper_top", "0"));
paper_bottom = Double.parseDouble(prefs.get(id + "_paper_bottom", "0"));
}
// save paper limits
public void SetRecentPaperSize() {
String id = Long.toString(robot_uid);
prefs.putDouble(id + "_paper_left", paper_left);
prefs.putDouble(id + "_paper_right", paper_right);
prefs.putDouble(id + "_paper_top", paper_top);
prefs.putDouble(id + "_paper_bottom", paper_bottom);
previewPane.setPaperSize(paper_top, paper_bottom, paper_left, paper_right);
}
void SaveConfig() {
String id = Long.toString(robot_uid);
prefs.put(id + "_limit_top", Double.toString(limit_top));
prefs.put(id + "_limit_bottom", Double.toString(limit_bottom));
prefs.put(id + "_limit_right", Double.toString(limit_right));
prefs.put(id + "_limit_left", Double.toString(limit_left));
prefs.put(id + "_m1invert", Boolean.toString(m1invert));
prefs.put(id + "_m2invert", Boolean.toString(m2invert));
}
void LoadConfig() {
String id = Long.toString(robot_uid);
limit_top = Double.valueOf(prefs.get(id + "_limit_top", "0"));
limit_bottom = Double.valueOf(prefs.get(id + "_limit_bottom", "0"));
limit_left = Double.valueOf(prefs.get(id + "_limit_left", "0"));
limit_right = Double.valueOf(prefs.get(id + "_limit_right", "0"));
m1invert = Boolean.parseBoolean(prefs.get(id + "_m1invert", "false"));
m2invert = Boolean.parseBoolean(prefs.get(id + "_m2invert", "false"));
}
/**
* Complete the handshake, load robot-specific configuration, update the menu, repaint the preview
* with the limits.
*
* @return true if handshake succeeds.
*/
public boolean ConfirmPort() {
if (portConfirmed == true) return true;
String hello = "HELLO WORLD! I AM DRAWBOT #";
int found = line3.lastIndexOf(hello);
if (found >= 0) {
portConfirmed = true;
// get the UID reported by the robot
String[] lines = line3.substring(found + hello.length()).split("\\r?\\n");
if (lines.length > 0) {
try {
robot_uid = Long.parseLong(lines[0]);
} catch (NumberFormatException e) {
}
}
// new robots have UID=0
if (robot_uid == 0) GetNewRobotUID();
mainframe.setTitle("Drawbot #" + Long.toString(robot_uid) + " connected");
// load machine specific config
GetRecentPaperSize();
LoadConfig();
if (limit_top == 0 && limit_bottom == 0 && limit_left == 0 && limit_right == 0) {
UpdateConfig();
}
previewPane.setMachineLimits(limit_top, limit_bottom, limit_left, limit_right);
SendConfig();
UpdateMenuBar();
previewPane.setConnected(true);
}
return portConfirmed;
}
/** based on http://www.exampledepot.com/egs/java.net/Post.html */
private void GetNewRobotUID() {
try {
// Send data
URL url = new URL("http://marginallyclever.com/drawbot_getuid.php");
URLConnection conn = url.openConnection();
BufferedReader rd = new BufferedReader(new InputStreamReader(conn.getInputStream()));
robot_uid = Long.parseLong(rd.readLine());
rd.close();
} catch (Exception e) {
}
// did read go ok?
if (robot_uid != 0) {
SendLineToRobot("UID " + robot_uid);
}
}
/** Send data to Serial Port (e.g FTDI module) */
public void send(Data aData) throws IOException, BCDPrecisionException {
try {
/* Get frequency as BCD */
Long frequencyBCD = aData.getDataAsBCD();
/* Log */
System.out.println(
"Sending: " + frequencyBCD + ". It is 0x" + Long.toHexString(frequencyBCD) + " in BCD.");
/* Send frequency */
outputStream.write(Data.intToByteArray(frequencyBCD));
} catch (BCDPrecisionException e) {
System.err.println(
"Impossible to send: "
+ e.getValue()
+ " using current precision. Try to send: "
+ e.getPossibleValue());
e.printStackTrace();
} catch (Exception e) {
e.printStackTrace();
}
}