Пример #1
0
  public Channels() {
    super("Channels");
    if (instance != null) {
      instance.toFront();
      return;
    }
    WindowManager.addWindow(this);
    instance = this;
    GridBagLayout gridbag = new GridBagLayout();
    GridBagConstraints c = new GridBagConstraints();
    setLayout(gridbag);
    int y = 0;
    c.gridx = 0;
    c.gridy = y++;
    c.gridwidth = 1;
    c.fill = GridBagConstraints.BOTH;
    c.anchor = GridBagConstraints.CENTER;
    int margin = 32;
    if (IJ.isMacOSX()) margin = 20;
    c.insets = new Insets(10, margin, 10, margin);
    choice = new Choice();
    for (int i = 0; i < modes.length; i++) choice.addItem(modes[i]);
    choice.select(0);
    choice.addItemListener(this);
    add(choice, c);

    CompositeImage ci = getImage();
    int nCheckBoxes = ci != null ? ci.getNChannels() : 3;
    if (nCheckBoxes > CompositeImage.MAX_CHANNELS) nCheckBoxes = CompositeImage.MAX_CHANNELS;
    checkbox = new Checkbox[nCheckBoxes];
    for (int i = 0; i < nCheckBoxes; i++) {
      checkbox[i] = new Checkbox("Channel " + (i + 1), true);
      c.insets = new Insets(0, 25, i < nCheckBoxes - 1 ? 0 : 10, 5);
      c.gridy = y++;
      add(checkbox[i], c);
      checkbox[i].addItemListener(this);
    }

    c.insets = new Insets(0, 15, 10, 15);
    c.fill = GridBagConstraints.NONE;
    c.gridy = y++;
    moreButton = new Button(moreLabel);
    moreButton.addActionListener(this);
    add(moreButton, c);
    update();

    pm = new PopupMenu();
    for (int i = 0; i < menuItems.length; i++) addPopupItem(menuItems[i]);
    add(pm);

    addKeyListener(IJ.getInstance()); // ImageJ handles keyboard shortcuts
    setResizable(false);
    pack();
    if (location == null) {
      GUI.center(this);
      location = getLocation();
    } else setLocation(location);
    show();
  }
Пример #2
0
 public void drop(DropTargetDropEvent dtde) {
   dtde.acceptDrop(DnDConstants.ACTION_COPY);
   DataFlavor[] flavors = null;
   try {
     Transferable t = dtde.getTransferable();
     iterator = null;
     flavors = t.getTransferDataFlavors();
     if (IJ.debugMode) IJ.log("DragAndDrop.drop: " + flavors.length + " flavors");
     for (int i = 0; i < flavors.length; i++) {
       if (IJ.debugMode) IJ.log("  flavor[" + i + "]: " + flavors[i].getMimeType());
       if (flavors[i].isFlavorJavaFileListType()) {
         Object data = t.getTransferData(DataFlavor.javaFileListFlavor);
         iterator = ((List) data).iterator();
         break;
       } else if (flavors[i].isFlavorTextType()) {
         Object ob = t.getTransferData(flavors[i]);
         if (!(ob instanceof String)) continue;
         String s = ob.toString().trim();
         if (IJ.isLinux() && s.length() > 1 && (int) s.charAt(1) == 0) s = fixLinuxString(s);
         ArrayList list = new ArrayList();
         if (s.indexOf("href=\"") != -1 || s.indexOf("src=\"") != -1) {
           s = parseHTML(s);
           if (IJ.debugMode) IJ.log("  url: " + s);
           list.add(s);
           this.iterator = list.iterator();
           break;
         }
         BufferedReader br = new BufferedReader(new StringReader(s));
         String tmp;
         while (null != (tmp = br.readLine())) {
           tmp = java.net.URLDecoder.decode(tmp.replaceAll("\\+", "%2b"), "UTF-8");
           if (tmp.startsWith("file://")) tmp = tmp.substring(7);
           if (IJ.debugMode) IJ.log("  content: " + tmp);
           if (tmp.startsWith("http://")) list.add(s);
           else list.add(new File(tmp));
         }
         this.iterator = list.iterator();
         break;
       }
     }
     if (iterator != null) {
       Thread thread = new Thread(this, "DrawAndDrop");
       thread.setPriority(Math.max(thread.getPriority() - 1, Thread.MIN_PRIORITY));
       thread.start();
     }
   } catch (Exception e) {
     dtde.dropComplete(false);
     return;
   }
   dtde.dropComplete(true);
   if (flavors == null || flavors.length == 0) {
     if (IJ.isMacOSX())
       IJ.error(
           "First drag and drop ignored. Please try again. You can avoid this\n"
               + "problem by dragging to the toolbar instead of the status bar.");
     else IJ.error("Drag and drop failed");
   }
 }
Пример #3
0
  // Input/Output options
  void io() {
    GenericDialog gd = new GenericDialog("I/O Options");
    gd.addNumericField("JPEG quality (0-100):", FileSaver.getJpegQuality(), 0, 3, "");
    gd.addNumericField("GIF and PNG transparent index:", Prefs.getTransparentIndex(), 0, 3, "");
    gd.addStringField(
        "File extension for tables (.txt, .xls or .csv):", Prefs.get("options.ext", ".csv"), 4);
    gd.addCheckbox("Use JFileChooser to open/save", Prefs.useJFileChooser);
    if (!IJ.isMacOSX())
      gd.addCheckbox("Use_file chooser to import sequences", Prefs.useFileChooser);
    gd.addCheckbox("Save TIFF and raw in Intel byte order", Prefs.intelByteOrder);
    gd.addCheckbox("Skip dialog when opening .raw files", Prefs.skipRawDialog);

    gd.setInsets(15, 20, 0);
    gd.addMessage("Results Table Options");
    gd.setInsets(3, 40, 0);
    gd.addCheckbox("Copy_column headers", Prefs.copyColumnHeaders);
    gd.setInsets(0, 40, 0);
    gd.addCheckbox("Copy_row numbers", !Prefs.noRowNumbers);
    gd.setInsets(0, 40, 0);
    gd.addCheckbox("Save_column headers", !Prefs.dontSaveHeaders);
    gd.setInsets(0, 40, 0);
    gd.addCheckbox("Save_row numbers", !Prefs.dontSaveRowNumbers);

    gd.showDialog();
    if (gd.wasCanceled()) return;
    int quality = (int) gd.getNextNumber();
    if (quality < 0) quality = 0;
    if (quality > 100) quality = 100;
    FileSaver.setJpegQuality(quality);
    int transparentIndex = (int) gd.getNextNumber();
    Prefs.setTransparentIndex(transparentIndex);
    String extension = gd.getNextString();
    if (!extension.startsWith(".")) extension = "." + extension;
    Prefs.set("options.ext", extension);
    Prefs.useJFileChooser = gd.getNextBoolean();
    if (!IJ.isMacOSX()) Prefs.useFileChooser = gd.getNextBoolean();
    Prefs.intelByteOrder = gd.getNextBoolean();
    Prefs.skipRawDialog = gd.getNextBoolean();
    Prefs.copyColumnHeaders = gd.getNextBoolean();
    Prefs.noRowNumbers = !gd.getNextBoolean();
    Prefs.dontSaveHeaders = !gd.getNextBoolean();
    Prefs.dontSaveRowNumbers = !gd.getNextBoolean();
    return;
  }
Пример #4
0
  // Miscellaneous Options
  void miscOptions() {
    String key = IJ.isMacintosh() ? "command" : "control";
    GenericDialog gd = new GenericDialog("Miscellaneous Options", IJ.getInstance());
    gd.addStringField("Divide by zero value:", "" + FloatBlitter.divideByZeroValue, 10);
    gd.addCheckbox("Use pointer cursor", Prefs.usePointerCursor);
    gd.addCheckbox("Hide \"Process Stack?\" dialog", IJ.hideProcessStackDialog);
    gd.addCheckbox("Require " + key + " key for shortcuts", Prefs.requireControlKey);
    gd.addCheckbox("Move isolated plugins to Misc. menu", Prefs.moveToMisc);
    if (!IJ.isMacOSX()) gd.addCheckbox("Run single instance listener", Prefs.runSocketListener);
    gd.addCheckbox("Enhanced line tool", Prefs.enhancedLineTool);
    gd.addCheckbox("Reverse CZT order of \">\" and \"<\"", Prefs.reverseNextPreviousOrder);
    gd.addCheckbox("Debug mode", IJ.debugMode);
    gd.addHelp(IJ.URL + "/docs/menus/edit.html#misc");
    gd.showDialog();
    if (gd.wasCanceled()) return;

    String divValue = gd.getNextString();
    if (divValue.equalsIgnoreCase("infinity") || divValue.equalsIgnoreCase("infinite"))
      FloatBlitter.divideByZeroValue = Float.POSITIVE_INFINITY;
    else if (divValue.equalsIgnoreCase("NaN")) FloatBlitter.divideByZeroValue = Float.NaN;
    else if (divValue.equalsIgnoreCase("max")) FloatBlitter.divideByZeroValue = Float.MAX_VALUE;
    else {
      Float f;
      try {
        f = new Float(divValue);
      } catch (NumberFormatException e) {
        f = null;
      }
      if (f != null) FloatBlitter.divideByZeroValue = f.floatValue();
    }
    IJ.register(FloatBlitter.class);

    Prefs.usePointerCursor = gd.getNextBoolean();
    IJ.hideProcessStackDialog = gd.getNextBoolean();
    Prefs.requireControlKey = gd.getNextBoolean();
    Prefs.moveToMisc = gd.getNextBoolean();
    if (!IJ.isMacOSX()) Prefs.runSocketListener = gd.getNextBoolean();
    Prefs.enhancedLineTool = gd.getNextBoolean();
    Prefs.reverseNextPreviousOrder = gd.getNextBoolean();
    IJ.setDebugMode(gd.getNextBoolean());
  }
Пример #5
0
 public static void main(String args[]) {
   if (System.getProperty("java.version").substring(0, 3).compareTo("1.5") < 0) {
     javax.swing.JOptionPane.showMessageDialog(
         null, "ImageJ " + VERSION + " requires Java 1.5 or later.");
     System.exit(0);
   }
   boolean noGUI = false;
   int mode = STANDALONE;
   arguments = args;
   // System.setProperty("file.encoding", "UTF-8");
   int nArgs = args != null ? args.length : 0;
   boolean commandLine = false;
   for (int i = 0; i < nArgs; i++) {
     String arg = args[i];
     if (arg == null) continue;
     if (args[i].startsWith("-")) {
       if (args[i].startsWith("-batch")) noGUI = true;
       else if (args[i].startsWith("-debug")) IJ.setDebugMode(true);
       else if (args[i].startsWith("-ijpath") && i + 1 < nArgs) {
         if (IJ.debugMode) IJ.log("-ijpath: " + args[i + 1]);
         Prefs.setHomeDir(args[i + 1]);
         commandLine = true;
         args[i + 1] = null;
       } else if (args[i].startsWith("-port")) {
         int delta = (int) Tools.parseDouble(args[i].substring(5, args[i].length()), 0.0);
         commandLine = true;
         if (delta == 0) mode = EMBEDDED;
         else if (delta > 0 && DEFAULT_PORT + delta < 65536) port = DEFAULT_PORT + delta;
       }
     }
   }
   // If existing ImageJ instance, pass arguments to it and quit.
   boolean passArgs = mode == STANDALONE && !noGUI;
   if (IJ.isMacOSX() && !commandLine) passArgs = false;
   if (passArgs && isRunning(args)) return;
   ImageJ ij = IJ.getInstance();
   if (!noGUI && (ij == null || (ij != null && !ij.isShowing()))) {
     ij = new ImageJ(null, mode);
     ij.exitWhenQuitting = true;
   }
   int macros = 0;
   for (int i = 0; i < nArgs; i++) {
     String arg = args[i];
     if (arg == null) continue;
     if (arg.startsWith("-")) {
       if ((arg.startsWith("-macro") || arg.startsWith("-batch")) && i + 1 < nArgs) {
         String arg2 = i + 2 < nArgs ? args[i + 2] : null;
         Prefs.commandLineMacro = true;
         if (noGUI && args[i + 1].endsWith(".js")) Interpreter.batchMode = true;
         IJ.runMacroFile(args[i + 1], arg2);
         break;
       } else if (arg.startsWith("-eval") && i + 1 < nArgs) {
         String rtn = IJ.runMacro(args[i + 1]);
         if (rtn != null) System.out.print(rtn);
         args[i + 1] = null;
       } else if (arg.startsWith("-run") && i + 1 < nArgs) {
         IJ.run(args[i + 1]);
         args[i + 1] = null;
       }
     } else if (macros == 0 && (arg.endsWith(".ijm") || arg.endsWith(".txt"))) {
       IJ.runMacroFile(arg);
       macros++;
     } else if (arg.length() > 0 && arg.indexOf("ij.ImageJ") == -1) {
       File file = new File(arg);
       IJ.open(file.getAbsolutePath());
     }
   }
   if (IJ.debugMode && IJ.getInstance() == null) new JavaProperties().run("");
   if (noGUI) System.exit(0);
 }
Пример #6
0
  public void keyPressed(KeyEvent e) {
    // if (e.isConsumed()) return;
    int keyCode = e.getKeyCode();
    IJ.setKeyDown(keyCode);
    hotkey = false;
    if (keyCode == KeyEvent.VK_CONTROL || keyCode == KeyEvent.VK_SHIFT) return;
    char keyChar = e.getKeyChar();
    int flags = e.getModifiers();
    if (IJ.debugMode)
      IJ.log(
          "keyPressed: code="
              + keyCode
              + " ("
              + KeyEvent.getKeyText(keyCode)
              + "), char=\""
              + keyChar
              + "\" ("
              + (int) keyChar
              + "), flags="
              + KeyEvent.getKeyModifiersText(flags));
    boolean shift = (flags & KeyEvent.SHIFT_MASK) != 0;
    boolean control = (flags & KeyEvent.CTRL_MASK) != 0;
    boolean alt = (flags & KeyEvent.ALT_MASK) != 0;
    boolean meta = (flags & KeyEvent.META_MASK) != 0;
    String cmd = null;
    ImagePlus imp = WindowManager.getCurrentImage();
    boolean isStack = (imp != null) && (imp.getStackSize() > 1);

    if (imp != null
        && !control
        && ((keyChar >= 32 && keyChar <= 255) || keyChar == '\b' || keyChar == '\n')) {
      Roi roi = imp.getRoi();
      if (roi instanceof TextRoi) {
        if ((flags & KeyEvent.META_MASK) != 0 && IJ.isMacOSX()) return;
        if (alt) {
          switch (keyChar) {
            case 'u':
            case 'm':
              keyChar = IJ.micronSymbol;
              break;
            case 'A':
              keyChar = IJ.angstromSymbol;
              break;
            default:
          }
        }
        ((TextRoi) roi).addChar(keyChar);
        return;
      }
    }

    // Handle one character macro shortcuts
    if (!control && !meta) {
      Hashtable macroShortcuts = Menus.getMacroShortcuts();
      if (macroShortcuts.size() > 0) {
        if (shift) cmd = (String) macroShortcuts.get(new Integer(keyCode + 200));
        else cmd = (String) macroShortcuts.get(new Integer(keyCode));
        if (cmd != null) {
          // MacroInstaller.runMacroCommand(cmd);
          commandName = cmd;
          MacroInstaller.runMacroShortcut(cmd);
          return;
        }
      }
    }

    if ((!Prefs.requireControlKey || control || meta) && keyChar != '+') {
      Hashtable shortcuts = Menus.getShortcuts();
      if (shift) cmd = (String) shortcuts.get(new Integer(keyCode + 200));
      else cmd = (String) shortcuts.get(new Integer(keyCode));
    }

    if (cmd == null) {
      switch (keyChar) {
        case '<':
        case ',':
          if (isStack) cmd = "Previous Slice [<]";
          break;
        case '>':
        case '.':
        case ';':
          if (isStack) cmd = "Next Slice [>]";
          break;
        case '+':
        case '=':
          cmd = "In [+]";
          break;
        case '-':
          cmd = "Out [-]";
          break;
        case '/':
          cmd = "Reslice [/]...";
          break;
        default:
      }
    }

    if (cmd == null) {
      switch (keyCode) {
        case KeyEvent.VK_TAB:
          WindowManager.putBehind();
          return;
        case KeyEvent.VK_BACK_SPACE: // delete
          if (deleteOverlayRoi(imp)) return;
          cmd = "Clear";
          hotkey = true;
          break;
          // case KeyEvent.VK_BACK_SLASH: cmd=IJ.altKeyDown()?"Animation Options...":"Start
          // Animation"; break;
        case KeyEvent.VK_EQUALS:
          cmd = "In [+]";
          break;
        case KeyEvent.VK_MINUS:
          cmd = "Out [-]";
          break;
        case KeyEvent.VK_SLASH:
        case 0xbf:
          cmd = "Reslice [/]...";
          break;
        case KeyEvent.VK_COMMA:
        case 0xbc:
          if (isStack) cmd = "Previous Slice [<]";
          break;
        case KeyEvent.VK_PERIOD:
        case 0xbe:
          if (isStack) cmd = "Next Slice [>]";
          break;
        case KeyEvent.VK_LEFT:
        case KeyEvent.VK_RIGHT:
        case KeyEvent.VK_UP:
        case KeyEvent.VK_DOWN: // arrow keys
          if (imp == null) return;
          Roi roi = imp.getRoi();
          if (IJ.shiftKeyDown() && imp == Orthogonal_Views.getImage()) return;
          boolean stackKey = imp.getStackSize() > 1 && (roi == null || IJ.shiftKeyDown());
          boolean zoomKey = roi == null || IJ.shiftKeyDown() || IJ.controlKeyDown();
          if (stackKey && keyCode == KeyEvent.VK_RIGHT) cmd = "Next Slice [>]";
          else if (stackKey && keyCode == KeyEvent.VK_LEFT) cmd = "Previous Slice [<]";
          else if (zoomKey
              && keyCode == KeyEvent.VK_DOWN
              && !ignoreArrowKeys(imp)
              && Toolbar.getToolId() < Toolbar.SPARE6) cmd = "Out [-]";
          else if (zoomKey
              && keyCode == KeyEvent.VK_UP
              && !ignoreArrowKeys(imp)
              && Toolbar.getToolId() < Toolbar.SPARE6) cmd = "In [+]";
          else if (roi != null) {
            if ((flags & KeyEvent.ALT_MASK) != 0) roi.nudgeCorner(keyCode);
            else roi.nudge(keyCode);
            return;
          }
          break;
        case KeyEvent.VK_ESCAPE:
          abortPluginOrMacro(imp);
          return;
        case KeyEvent.VK_ENTER:
          WindowManager.toFront(this);
          return;
        default:
          break;
      }
    }

    if (cmd != null && !cmd.equals("")) {
      commandName = cmd;
      if (cmd.equals("Fill") || cmd.equals("Draw")) hotkey = true;
      if (cmd.charAt(0) == MacroInstaller.commandPrefix) MacroInstaller.runMacroShortcut(cmd);
      else {
        doCommand(cmd);
        keyPressedTime = System.currentTimeMillis();
        lastKeyCommand = cmd;
      }
    }
  }
Пример #7
0
  /**
   * If 'applet' is not null, creates a new ImageJ frame that runs as an applet. If 'mode' is
   * ImageJ.EMBEDDED and 'applet is null, creates an embedded (non-standalone) version of ImageJ.
   */
  public ImageJ(java.applet.Applet applet, int mode) {
    super("ImageJ");
    if ((mode & DEBUG) != 0) IJ.setDebugMode(true);
    mode = mode & 255;
    if (IJ.debugMode) IJ.log("ImageJ starting in debug mode: " + mode);
    embedded = applet == null && (mode == EMBEDDED || mode == NO_SHOW);
    this.applet = applet;
    String err1 = Prefs.load(this, applet);
    setBackground(backgroundColor);
    Menus m = new Menus(this, applet);
    String err2 = m.addMenuBar();
    m.installPopupMenu(this);
    setLayout(new BorderLayout());

    // Tool bar
    toolbar = new Toolbar();
    toolbar.addKeyListener(this);
    add("Center", toolbar);

    // Status bar
    statusBar = new Panel();
    statusBar.setLayout(new BorderLayout());
    statusBar.setForeground(Color.black);
    statusBar.setBackground(backgroundColor);
    statusLine = new JLabel();
    statusLine.setFont(new Font("SansSerif", Font.PLAIN, 13));
    statusLine.addKeyListener(this);
    statusLine.addMouseListener(this);
    statusBar.add("Center", statusLine);
    progressBar = new ProgressBar(120, 20);
    progressBar.addKeyListener(this);
    progressBar.addMouseListener(this);
    statusBar.add("East", progressBar);
    add("South", statusBar);

    IJ.init(this, applet);
    addKeyListener(this);
    addWindowListener(this);
    setFocusTraversalKeysEnabled(false);
    m.installStartupMacroSet(); // add custom tools
    runStartupMacro();

    Point loc = getPreferredLocation();
    Dimension tbSize = toolbar.getPreferredSize();
    setCursor(Cursor.getDefaultCursor()); // work-around for JDK 1.1.8 bug
    if (mode != NO_SHOW) {
      if (IJ.isWindows())
        try {
          setIcon();
        } catch (Exception e) {
        }
      setLocation(loc.x, loc.y);
      setResizable(!IJ.isMacOSX());
      pack();
      setVisible(true);
    }
    if (err1 != null) IJ.error(err1);
    if (err2 != null) {
      IJ.error(err2);
      IJ.runPlugIn("ij.plugin.ClassChecker", "");
    }
    if (IJ.isMacintosh() && applet == null) {
      Object qh = null;
      qh = IJ.runPlugIn("MacAdapter", "");
      if (qh == null) IJ.runPlugIn("QuitHandler", "");
    }
    if (applet == null) IJ.runPlugIn("ij.plugin.DragAndDrop", "");
    String str = m.getMacroCount() == 1 ? " macro" : " macros";
    IJ.showStatus(version() + m.getPluginCount() + " commands; " + m.getMacroCount() + str);
    configureProxy();
    if (applet == null) loadCursors();
  }
Пример #8
0
  public boolean dialogItemChanged(GenericDialog gd, AWTEvent e) {
    if (IJ.isMacOSX()) IJ.wait(50);
    Calibration cal = imp.getCalibration();
    width = gd.getNextNumber();
    height = gd.getNextNumber();
    xRoi = gd.getNextNumber();
    yRoi = gd.getNextNumber();
    if (stackSize > 1) iSlice = (int) gd.getNextNumber();
    oval = gd.getNextBoolean();
    square = gd.getNextBoolean();
    centered = gd.getNextBoolean();
    if (cal.scaled()) scaledUnits = gd.getNextBoolean();
    if (gd.invalidNumber() || width <= 0 || height <= 0) return false;
    //
    Vector numFields = gd.getNumericFields();
    Vector checkboxes = gd.getCheckboxes();
    boolean newWidth = false, newHeight = false, newXY = false;
    if (e != null && e.getSource() == checkboxes.get(SQUARE) && square) {
      width = 0.5 * (width + height); // make square: same width&height
      height = width;
      newWidth = true;
      newHeight = true;
    }
    if (e != null && e.getSource() == checkboxes.get(CENTERED)) {
      double shiftBy = centered ? 0.5 : -0.5; // 'centered' changed:
      xRoi += shiftBy * width; // shift x, y to keep roi the same
      yRoi += shiftBy * height;
      newXY = true;
    }
    if (square && width != height && e != null) { // in 'square' mode, synchronize width&height
      if (e.getSource() == numFields.get(WIDTH)) {
        height = width;
        newHeight = true;
      } else if (e.getSource() == numFields.get(HEIGHT)) {
        width = height;
        newWidth = true;
      }
    }
    if (e != null && cal.scaled() && e.getSource() == checkboxes.get(SCALED_UNITS)) {
      double xFactor = scaledUnits ? cal.pixelWidth : 1. / cal.pixelWidth;
      double yFactor = scaledUnits ? cal.pixelHeight : 1. / cal.pixelHeight;
      width *= xFactor; // transform everything to keep roi the same
      height *= yFactor;
      xRoi *= xFactor;
      yRoi *= yFactor;
      newWidth = true;
      newHeight = true;
      newXY = true;
    }
    int digits = (scaledUnits || (int) width != width) ? 2 : 0;
    if (newWidth) ((TextField) (numFields.get(WIDTH))).setText(IJ.d2s(width, digits));
    if (newHeight) ((TextField) (numFields.get(HEIGHT))).setText(IJ.d2s(height, digits));
    digits = (scaledUnits || (int) xRoi != xRoi || (int) yRoi != yRoi) ? 2 : 0;
    if (newXY) {
      ((TextField) (numFields.get(X_ROI))).setText(IJ.d2s(xRoi, digits));
      ((TextField) (numFields.get(Y_ROI))).setText(IJ.d2s(yRoi, digits));
    }

    if (stackSize > 1 && iSlice > 0 && iSlice <= stackSize) imp.setSlice(iSlice);
    if (!newWidth && !newHeight && !newXY) // don't draw if an update will come immediately
    drawRoi();
    return true;
  }