/**
* stop sending file commands to the robot.
*
* @todo add an e-stop command?
*/
public void Halt() {
running = false;
paused = false;
linesProcessed = 0;
previewPane.setLinesProcessed(0);
previewPane.setRunning(running);
UpdateMenuBar();
}
/**
* Opens a file. If the file can be opened, get a drawing time estimate, update recent files list,
* and repaint the preview tab.
*
* @param filename what file to open
*/
public void LoadGCode(String filename) {
CloseFile();
try {
Scanner scanner = new Scanner(new FileInputStream(filename));
linesTotal = 0;
gcode = new ArrayList<String>();
try {
while (scanner.hasNextLine()) {
gcode.add(scanner.nextLine());
++linesTotal;
}
} finally {
scanner.close();
}
} catch (IOException e) {
Log("<span style='color:red'>File could not be opened.</span>\n");
RemoveRecentFile(filename);
return;
}
previewPane.setGCode(gcode);
fileOpened = true;
EstimateDrawTime();
UpdateRecentFiles(filename);
Halt();
}
// 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);
}
public Container CreateContentPane() {
// Create the content-pane-to-be.
JPanel contentPane = new JPanel(new BorderLayout());
contentPane.setOpaque(true);
// the log panel
log = new JTextPane();
log.setEditable(false);
log.setBackground(Color.BLACK);
logPane = new JScrollPane(log);
kit = new HTMLEditorKit();
doc = new HTMLDocument();
log.setEditorKit(kit);
log.setDocument(doc);
DefaultCaret c = (DefaultCaret) log.getCaret();
c.setUpdatePolicy(DefaultCaret.ALWAYS_UPDATE);
ClearLog();
// the preview panel
previewPane = new DrawPanel();
previewPane.setPaperSize(paper_top, paper_bottom, paper_left, paper_right);
// status bar
statusBar = new StatusBar();
Font f = statusBar.getFont();
statusBar.setFont(f.deriveFont(Font.BOLD, 15));
Dimension d = statusBar.getMinimumSize();
d.setSize(d.getWidth(), d.getHeight() + 30);
statusBar.setMinimumSize(d);
// layout
Splitter split = new Splitter(JSplitPane.VERTICAL_SPLIT);
split.add(previewPane);
split.add(logPane);
split.setDividerSize(8);
contentPane.add(statusBar, BorderLayout.SOUTH);
contentPane.add(split, BorderLayout.CENTER);
// open the file
if (recentFiles[0].length() > 0) {
OpenFileOnDemand(recentFiles[0]);
}
// connect to the last port
ListSerialPorts();
if (Arrays.asList(portsDetected).contains(recentPort)) {
OpenPort(recentPort);
}
return contentPane;
}
/**
* 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;
}
// Take the next line from the file and send it to the robot, if permitted.
public void SendFileCommand() {
if (running == false
|| paused == true
|| fileOpened == false
|| portConfirmed == false
|| linesProcessed >= linesTotal) return;
String line;
do {
// are there any more commands?
line = gcode.get((int) linesProcessed++).trim();
previewPane.setLinesProcessed(linesProcessed);
statusBar.SetProgress(linesProcessed, linesTotal);
// loop until we find a line that gets sent to the robot, at which point we'll
// pause for the robot to respond. Also stop at end of file.
} while (ProcessLine(line) && linesProcessed < linesTotal);
if (linesProcessed == linesTotal) {
// end of file
Halt();
}
}
public void ClosePort() {
if (portOpened) {
if (serialPort != null) {
try {
// Close the I/O streams.
out.close();
in.close();
// Close the port.
serialPort.removeEventListener();
serialPort.close();
} catch (IOException e) {
// Don't care
}
}
ClearLog();
portOpened = false;
portConfirmed = false;
previewPane.setConnected(false);
UpdateMenuBar();
}
}
// The user has done something. respond to it.
public void actionPerformed(ActionEvent e) {
Object subject = e.getSource();
if (subject == buttonZoomIn) {
previewPane.ZoomIn();
return;
}
if (subject == buttonZoomOut) {
previewPane.ZoomOut();
return;
}
if (subject == buttonOpenFile) {
OpenFileDialog();
return;
}
if (subject == buttonStart) {
if (fileOpened) {
paused = false;
running = true;
UpdateMenuBar();
linesProcessed = 0;
previewPane.setRunning(running);
previewPane.setLinesProcessed(linesProcessed);
statusBar.Start();
SendFileCommand();
}
return;
}
if (subject == buttonPause) {
if (running) {
if (paused == true) {
buttonPause.setText("Pause");
paused = false;
// @TODO: if the robot is not ready to unpause, this might fail and the program would
// appear to hang.
SendFileCommand();
} else {
buttonPause.setText("Unpause");
paused = true;
}
}
return;
}
if (subject == buttonDrive) {
Drive();
return;
}
if (subject == buttonHalt) {
Halt();
return;
}
if (subject == buttonRescan) {
ListSerialPorts();
UpdateMenuBar();
return;
}
if (subject == buttonConfig) {
UpdateConfig();
return;
}
if (subject == buttonJogMotors) {
JogMotors();
return;
}
if (subject == buttonAbout) {
JOptionPane.showMessageDialog(
null,
"Created by Dan Royer ([email protected]).\n\n"
+ "Find out more at http://www.marginallyclever.com/\n"
+ "Get the latest version and read the documentation online @ http://github.com/i-make-robots/DrawBot/");
return;
}
if (subject == buttonCheckForUpdate) {
CheckForUpdate();
return;
}
if (subject == buttonExit) {
System.exit(0); // @TODO: be more graceful?
return;
}
int i;
for (i = 0; i < 10; ++i) {
if (subject == buttonRecent[i]) {
OpenFileOnDemand(recentFiles[i]);
return;
}
}
for (i = 0; i < portsDetected.length; ++i) {
if (subject == buttonPorts[i]) {
OpenPort(portsDetected[i]);
return;
}
}
}
