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;
}
// User has asked that a file be opened.
public void OpenFileOnDemand(String filename) {
Log("<font color='green'>Opening file " + recentFiles[0] + "...</font>\n");
String ext = filename.substring(filename.lastIndexOf('.'));
if (!ext.equalsIgnoreCase(".ngc")) {
LoadImage(filename);
} else {
LoadGCode(filename);
}
statusBar.Clear();
}
// 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();
}
}
// 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;
}
}
}
void EstimateDrawTime() {
int i, j;
float drawScale = 1.0f;
double px = 0, py = 0, pz = 0;
float feed_rate = 1.0f;
estimated_time = 0;
float estimated_length = 0;
int estimate_count = 0;
for (i = 0; i < gcode.size(); ++i) {
String line = gcode.get(i);
String[] pieces = line.split(";");
if (pieces.length == 0) continue;
String[] tokens = pieces[0].split("\\s");
if (tokens.length == 0) continue;
for (j = 0; j < tokens.length; ++j) {
if (tokens[j].equals("G20")) drawScale = 0.393700787f;
if (tokens[j].equals("G21")) drawScale = 0.1f;
if (tokens[j].startsWith("F")) {
feed_rate = Float.valueOf(tokens[j].substring(1)) * drawScale;
Log("<span style='color:green'>feed rate=" + feed_rate + "</span>\n");
feed_rate *= 1;
}
}
double x = px;
double y = py;
double z = pz;
double ai = px;
double aj = py;
for (j = 1; j < tokens.length; ++j) {
if (tokens[j].startsWith("X")) x = Float.valueOf(tokens[j].substring(1)) * drawScale;
if (tokens[j].startsWith("Y")) y = Float.valueOf(tokens[j].substring(1)) * drawScale;
if (tokens[j].startsWith("Z")) z = Float.valueOf(tokens[j].substring(1)) * drawScale;
if (tokens[j].startsWith("I")) ai = px + Float.valueOf(tokens[j].substring(1)) * drawScale;
if (tokens[j].startsWith("J")) aj = py + Float.valueOf(tokens[j].substring(1)) * drawScale;
}
if (tokens[0].equals("G00")
|| tokens[0].equals("G0")
|| tokens[0].equals("G01")
|| tokens[0].equals("G1")) {
// draw a line
double ddx = x - px;
double ddy = y - py;
double dd = Math.sqrt(ddx * ddx + ddy * ddy);
estimated_time += dd / feed_rate;
estimated_length += dd;
++estimate_count;
px = x;
py = y;
pz = z;
} else if (tokens[0].equals("G02")
|| tokens[0].equals("G2")
|| tokens[0].equals("G03")
|| tokens[0].equals("G3")) {
// draw an arc
int dir = (tokens[0].equals("G02") || tokens[0].equals("G2")) ? -1 : 1;
double dx = px - ai;
double dy = py - aj;
double radius = Math.sqrt(dx * dx + dy * dy);
// find angle of arc (sweep)
double angle1 = atan3(dy, dx);
double angle2 = atan3(y - aj, x - ai);
double theta = angle2 - angle1;
if (dir > 0 && theta < 0) angle2 += 2.0 * Math.PI;
else if (dir < 0 && theta > 0) angle1 += 2.0 * Math.PI;
theta = Math.abs(angle2 - angle1);
// Draw the arc from a lot of little line segments.
for (int k = 0; k <= theta * DrawPanel.STEPS_PER_DEGREE; ++k) {
double angle3 =
(angle2 - angle1) * ((double) k / (theta * DrawPanel.STEPS_PER_DEGREE)) + angle1;
float nx = (float) (ai + Math.cos(angle3) * radius);
float ny = (float) (aj + Math.sin(angle3) * radius);
double ddx = nx - px;
double ddy = ny - py;
double dd = Math.sqrt(ddx * ddx + ddy * ddy);
estimated_time += dd / feed_rate;
estimated_length += dd;
++estimate_count;
px = nx;
py = ny;
}
double ddx = x - px;
double ddy = y - py;
double dd = Math.sqrt(ddx * ddx + ddy * ddy);
estimated_time += dd / feed_rate;
estimated_length += dd;
++estimate_count;
px = x;
py = y;
pz = z;
}
} // for ( each instruction )
estimated_time += estimate_count * 0.007617845117845f;
Log(
"<font color='green'>"
+ estimate_count
+ " line segments.\n"
+ estimated_length
+ "cm of line.\n"
+ "Estimated "
+ statusBar.formatTime((long) (estimated_time * 10000))
+ "s to draw.</font>\n");
}