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");
}
}
/**
* Creates the Euclidian Distance Map of a (binary) byte image.
*
* @param ip The input image, not modified; must be a ByteProcessor.
* @param backgroundValue Pixels in the input with this value are interpreted as background. Note:
* for pixel value 255, write either -1 or (byte)255.
* @param edgesAreBackground Whether out-of-image pixels are considered background
* @return The EDM, containing the distances to the nearest background pixel. Returns null if the
* thread is interrupted.
*/
public FloatProcessor makeFloatEDM(
ImageProcessor ip, int backgroundValue, boolean edgesAreBackground) {
int width = ip.getWidth();
int height = ip.getHeight();
FloatProcessor fp = new FloatProcessor(width, height);
byte[] bPixels = (byte[]) ip.getPixels();
float[] fPixels = (float[]) fp.getPixels();
final int progressInterval = 100;
int nProgressUpdates =
height
/ progressInterval; // how often the progress bar is updated when passing once through y
// range
double progressAddendum = (nProgressUpdates > 0) ? 0.5 / nProgressUpdates : 0;
for (int i = 0; i < width * height; i++)
if (bPixels[i] != backgroundValue) fPixels[i] = Float.MAX_VALUE;
int[][] pointBufs =
new int[2][width]; // two buffers for two passes; low short contains x, high short y
int yDist = Integer.MAX_VALUE; // this value is used only if edges are not background
// pass 1 & 2: increasing y
for (int x = 0; x < width; x++) {
pointBufs[0][x] = NO_POINT;
pointBufs[1][x] = NO_POINT;
}
for (int y = 0; y < height; y++) {
if (edgesAreBackground) yDist = y + 1; // distance to nearest background point (along y)
edmLine(bPixels, fPixels, pointBufs, width, y * width, y, backgroundValue, yDist);
if (y % progressInterval == 0) {
if (Thread.currentThread().isInterrupted()) return null;
addProgress(progressAddendum);
}
}
// pass 3 & 4: decreasing y
for (int x = 0; x < width; x++) {
pointBufs[0][x] = NO_POINT;
pointBufs[1][x] = NO_POINT;
}
for (int y = height - 1; y >= 0; y--) {
if (edgesAreBackground) yDist = height - y;
edmLine(bPixels, fPixels, pointBufs, width, y * width, y, backgroundValue, yDist);
if (y % progressInterval == 0) {
if (Thread.currentThread().isInterrupted()) return null;
addProgress(progressAddendum);
}
}
fp.sqrt();
return fp;
} // public FloatProcessor makeFloatEDM
public boolean runMacroTool(String name) {
for (int i = 0; i < nMacros; i++) {
if (macroNames[i].startsWith(name)) {
if (macroToolThread != null
&& macroToolThread.getName().indexOf(name) != -1
&& macroToolThread.isAlive())
return false; // do nothing if this tool is already running
MacroRunner mw = new MacroRunner(pgm, macroStarts[i], name, (String) null);
macroToolThread = mw.getThread();
// IJ.log("runMacroTool: "+macroToolThread);
return true;
}
}
return false;
}
void doIterations(ImageProcessor ip, String mode) {
if (escapePressed) return;
if (!previewing && iterations > 1) IJ.showStatus(arg + "... press ESC to cancel");
for (int i = 0; i < iterations; i++) {
if (Thread.currentThread().isInterrupted()) return;
if (IJ.escapePressed()) {
escapePressed = true;
ip.reset();
return;
}
if (mode.equals("erode")) ((ByteProcessor) ip).erode(count, background);
else ((ByteProcessor) ip).dilate(count, background);
}
}
protected void scroll(int sx, int sy) {
int ox = xSrcStart + (int) (sx / magnification); // convert to offscreen coordinates
int oy = ySrcStart + (int) (sy / magnification);
// IJ.log("scroll: "+ox+" "+oy+" "+xMouseStart+" "+yMouseStart);
int newx = xSrcStart + (xMouseStart - ox);
int newy = ySrcStart + (yMouseStart - oy);
if (newx < 0) newx = 0;
if (newy < 0) newy = 0;
if ((newx + srcRect.width) > imageWidth) newx = imageWidth - srcRect.width;
if ((newy + srcRect.height) > imageHeight) newy = imageHeight - srcRect.height;
srcRect.x = newx;
srcRect.y = newy;
// IJ.log(sx+" "+sy+" "+newx+" "+newy+" "+srcRect);
imp.draw();
Thread.yield();
}
public StackWindow(ImagePlus imp, ImageCanvas ic) {
super(imp, ic);
addScrollbars(imp);
addMouseWheelListener(this);
if (sliceSelector == null && this.getClass().getName().indexOf("Image5D") != -1)
sliceSelector = new Scrollbar(); // prevents Image5D from crashing
// IJ.log(nChannels+" "+nSlices+" "+nFrames);
pack();
ic = imp.getCanvas();
if (ic != null) ic.setMaxBounds();
show();
int previousSlice = imp.getCurrentSlice();
if (previousSlice > 1 && previousSlice <= imp.getStackSize()) imp.setSlice(previousSlice);
else imp.setSlice(1);
thread = new Thread(this, "zSelector");
thread.start();
}
public BandAdjuster() {
super("Threshold Colour");
if (instance != null) {
instance.toFront();
return;
}
imp = WindowManager.getCurrentImage();
if (imp == null) {
IJ.beep();
IJ.showStatus("No image");
return;
}
IJ.run("Select None");
thread = new Thread(this, "BandAdjuster");
WindowManager.addWindow(this);
instance = this;
IJ.register(PasteController.class);
ij = IJ.getInstance();
Font font = new Font("SansSerif", Font.PLAIN, 10);
GridBagLayout gridbag = new GridBagLayout();
GridBagConstraints c = new GridBagConstraints();
setLayout(gridbag);
int y = 0;
c.gridx = 0;
c.gridy = y;
c.gridwidth = 1;
c.weightx = 0;
c.insets = new Insets(5, 0, 0, 0);
labelh = new Label("Hue", Label.CENTER);
add(labelh, c);
c.gridx = 1;
c.gridy = y++;
c.gridwidth = 1;
c.weightx = 0;
c.insets = new Insets(7, 0, 0, 0);
labelf = new Label("Filter type", Label.RIGHT);
add(labelf, c);
// plot
c.gridx = 0;
c.gridy = y;
c.gridwidth = 1;
c.fill = c.BOTH;
c.anchor = c.CENTER;
c.insets = new Insets(0, 5, 0, 0);
add(plot, c);
// checkboxes
panelh = new Panel();
filterTypeH = new CheckboxGroup();
bandPassH = new Checkbox("Pass");
bandPassH.setCheckboxGroup(filterTypeH);
bandPassH.addItemListener(this);
panelh.add(bandPassH);
bandStopH = new Checkbox("Stop");
bandStopH.setCheckboxGroup(filterTypeH);
bandStopH.addItemListener(this);
panelh.add(bandStopH);
bandPassH.setState(true);
c.gridx = 1;
c.gridy = y++;
c.gridwidth = 2;
c.insets = new Insets(5, 0, 0, 0);
add(panelh, c);
// minHue slider
minSlider = new Scrollbar(Scrollbar.HORIZONTAL, 0, 1, 0, sliderRange);
c.gridx = 0;
c.gridy = y++;
c.gridwidth = 1;
c.weightx = IJ.isMacintosh() ? 90 : 100;
c.fill = c.HORIZONTAL;
c.insets = new Insets(5, 5, 0, 0);
add(minSlider, c);
minSlider.addAdjustmentListener(this);
minSlider.setUnitIncrement(1);
// minHue slider label
c.gridx = 1;
c.gridwidth = 1;
c.weightx = IJ.isMacintosh() ? 10 : 0;
c.insets = new Insets(5, 0, 0, 0);
label1 = new Label(" ", Label.LEFT);
label1.setFont(font);
add(label1, c);
// maxHue sliderHue
maxSlider = new Scrollbar(Scrollbar.HORIZONTAL, 0, 1, 0, sliderRange);
c.gridx = 0;
c.gridy = y;
c.gridwidth = 1;
c.weightx = 100;
c.insets = new Insets(5, 5, 0, 0);
add(maxSlider, c);
maxSlider.addAdjustmentListener(this);
maxSlider.setUnitIncrement(1);
// maxHue slider label
c.gridx = 1;
c.gridwidth = 1;
c.gridy = y++;
c.weightx = 0;
c.insets = new Insets(5, 0, 0, 0);
label2 = new Label(" ", Label.LEFT);
label2.setFont(font);
add(label2, c);
// =====
c.gridx = 0;
c.gridy = y++;
c.gridwidth = 1;
c.weightx = 0;
c.insets = new Insets(10, 0, 0, 0);
labels = new Label("Saturation", Label.CENTER);
add(labels, c);
// plot
c.gridx = 0;
c.gridy = y;
c.gridwidth = 1;
c.fill = c.BOTH;
c.anchor = c.CENTER;
c.insets = new Insets(0, 5, 0, 0);
add(splot, c);
// checkboxes
panels = new Panel();
filterTypeS = new CheckboxGroup();
bandPassS = new Checkbox("Pass");
bandPassS.setCheckboxGroup(filterTypeS);
bandPassS.addItemListener(this);
panels.add(bandPassS);
bandStopS = new Checkbox("Stop");
bandStopS.setCheckboxGroup(filterTypeS);
bandStopS.addItemListener(this);
panels.add(bandStopS);
bandPassS.setState(true);
c.gridx = 1;
c.gridy = y++;
c.gridwidth = 2;
c.insets = new Insets(5, 0, 0, 0);
add(panels, c);
// minSat slider
minSlider2 = new Scrollbar(Scrollbar.HORIZONTAL, 0, 1, 0, sliderRange);
c.gridx = 0;
c.gridy = y++;
c.gridwidth = 1;
c.weightx = IJ.isMacintosh() ? 90 : 100;
c.fill = c.HORIZONTAL;
c.insets = new Insets(5, 5, 0, 0);
add(minSlider2, c);
minSlider2.addAdjustmentListener(this);
minSlider2.setUnitIncrement(1);
// minSat slider label
c.gridx = 1;
c.gridwidth = 1;
c.weightx = IJ.isMacintosh() ? 10 : 0;
c.insets = new Insets(5, 0, 0, 0);
label3 = new Label(" ", Label.LEFT);
label3.setFont(font);
add(label3, c);
// maxSat slider
maxSlider2 = new Scrollbar(Scrollbar.HORIZONTAL, 0, 1, 0, sliderRange);
c.gridx = 0;
c.gridy = y++;
c.gridwidth = 1;
c.weightx = 100;
c.insets = new Insets(5, 5, 0, 0);
add(maxSlider2, c);
maxSlider2.addAdjustmentListener(this);
maxSlider2.setUnitIncrement(1);
// maxSat slider label
c.gridx = 1;
c.gridwidth = 1;
c.weightx = 0;
c.insets = new Insets(5, 0, 0, 0);
label4 = new Label(" ", Label.LEFT);
label4.setFont(font);
add(label4, c);
// =====
c.gridx = 0;
c.gridwidth = 1;
c.gridy = y++;
c.weightx = 0;
c.insets = new Insets(10, 0, 0, 0);
labelb = new Label("Brightness", Label.CENTER);
add(labelb, c);
c.gridx = 0;
c.gridwidth = 1;
c.gridy = y;
c.fill = c.BOTH;
c.anchor = c.CENTER;
c.insets = new Insets(0, 5, 0, 0);
add(bplot, c);
// checkboxes
panelb = new Panel();
filterTypeB = new CheckboxGroup();
bandPassB = new Checkbox("Pass");
bandPassB.setCheckboxGroup(filterTypeB);
bandPassB.addItemListener(this);
panelb.add(bandPassB);
bandStopB = new Checkbox("Stop");
bandStopB.setCheckboxGroup(filterTypeB);
bandStopB.addItemListener(this);
panelb.add(bandStopB);
bandPassB.setState(true);
c.gridx = 1;
c.gridy = y++;
c.gridwidth = 2;
c.insets = new Insets(5, 0, 0, 0);
add(panelb, c);
// minBri slider
minSlider3 = new Scrollbar(Scrollbar.HORIZONTAL, 0, 1, 0, sliderRange);
c.gridx = 0;
c.gridy = y++;
c.gridwidth = 1;
c.weightx = IJ.isMacintosh() ? 90 : 100;
c.fill = c.HORIZONTAL;
c.insets = new Insets(5, 5, 0, 0);
add(minSlider3, c);
minSlider3.addAdjustmentListener(this);
minSlider3.setUnitIncrement(1);
// minBri slider label
c.gridx = 1;
c.gridwidth = 1;
c.weightx = IJ.isMacintosh() ? 10 : 0;
c.insets = new Insets(5, 0, 0, 0);
label5 = new Label(" ", Label.LEFT);
label5.setFont(font);
add(label5, c);
// maxBri slider
maxSlider3 = new Scrollbar(Scrollbar.HORIZONTAL, 0, 1, 0, sliderRange);
c.gridx = 0;
c.gridy = y++;
c.gridwidth = 1;
c.weightx = 100;
c.insets = new Insets(5, 5, 0, 0);
add(maxSlider3, c);
maxSlider3.addAdjustmentListener(this);
maxSlider3.setUnitIncrement(1);
// maxBri slider label
c.gridx = 1;
c.gridwidth = 1;
c.weightx = 0;
c.insets = new Insets(5, 0, 0, 0);
label6 = new Label(" ", Label.LEFT);
label6.setFont(font);
add(label6, c);
// =====
panelt = new Panel();
threshold = new Checkbox("Threshold");
threshold.addItemListener(this);
panelt.add(threshold);
invert = new Checkbox("Invert");
invert.addItemListener(this);
panelt.add(invert);
c.gridx = 0;
c.gridy = y++;
c.gridwidth = 2;
c.insets = new Insets(0, 0, 0, 0);
add(panelt, c);
// buttons
panel = new Panel();
// panel.setLayout(new GridLayout(2, 2, 0, 0));
originalB = new Button("Original");
originalB.setEnabled(false);
originalB.addActionListener(this);
originalB.addKeyListener(ij);
panel.add(originalB);
filteredB = new Button("Filtered");
filteredB.setEnabled(false);
filteredB.addActionListener(this);
filteredB.addKeyListener(ij);
panel.add(filteredB);
stackB = new Button("Stack");
stackB.addActionListener(this);
stackB.addKeyListener(ij);
panel.add(stackB);
helpB = new Button("Help");
helpB.addActionListener(this);
helpB.addKeyListener(ij);
panel.add(helpB);
c.gridx = 0;
c.gridy = y++;
c.gridwidth = 2;
c.insets = new Insets(0, 0, 0, 0);
add(panel, c);
panelMode = new Panel();
sampleB = new Button("Sample");
sampleB.addActionListener(this);
sampleB.addKeyListener(ij);
panelMode.add(sampleB);
colourMode = new CheckboxGroup();
hsb = new Checkbox("HSB");
hsb.setCheckboxGroup(colourMode);
hsb.addItemListener(this);
panelMode.add(hsb);
hsb.setState(true);
rgb = new Checkbox("RGB");
rgb.setCheckboxGroup(colourMode);
rgb.addItemListener(this);
panelMode.add(rgb);
c.gridx = 0;
c.gridy = y++;
c.gridwidth = 2;
c.insets = new Insets(0, 0, 0, 0);
add(panelMode, c);
addKeyListener(ij); // ImageJ handles keyboard shortcuts
pack();
GUI.center(this);
setVisible(true);
ip = setup(imp);
if (ip == null) {
imp.unlock();
IJ.beep();
IJ.showStatus("RGB image cannot be thresholded");
return;
}
thread.start();
}