/** Sets the cursor based on the current tool and cursor location. */
public void setCursor(int sx, int sy, int ox, int oy) {
xMouse = ox;
yMouse = oy;
mouseExited = false;
Roi roi = imp.getRoi();
ImageWindow win = imp.getWindow();
if (win == null) return;
if (IJ.spaceBarDown()) {
setCursor(handCursor);
return;
}
int id = Toolbar.getToolId();
switch (Toolbar.getToolId()) {
case Toolbar.MAGNIFIER:
setCursor(moveCursor);
break;
case Toolbar.HAND:
setCursor(handCursor);
break;
default: // selection tool
if (id == Toolbar.SPARE1 || id >= Toolbar.SPARE2) {
if (Prefs.usePointerCursor) setCursor(defaultCursor);
else setCursor(crosshairCursor);
} else if (roi != null && roi.getState() != roi.CONSTRUCTING && roi.isHandle(sx, sy) >= 0)
setCursor(handCursor);
else if (Prefs.usePointerCursor
|| (roi != null && roi.getState() != roi.CONSTRUCTING && roi.contains(ox, oy)))
setCursor(defaultCursor);
else setCursor(crosshairCursor);
}
}
protected void handleRoiMouseDown(MouseEvent e) {
int sx = e.getX();
int sy = e.getY();
int ox = offScreenX(sx);
int oy = offScreenY(sy);
Roi roi = imp.getRoi();
int handle = roi != null ? roi.isHandle(sx, sy) : -1;
boolean multiPointMode =
roi != null
&& (roi instanceof PointRoi)
&& handle == -1
&& Toolbar.getToolId() == Toolbar.POINT
&& Toolbar.getMultiPointMode();
if (multiPointMode) {
imp.setRoi(((PointRoi) roi).addPoint(ox, oy));
return;
}
setRoiModState(e, roi, handle);
if (roi != null) {
if (handle >= 0) {
roi.mouseDownInHandle(handle, sx, sy);
return;
}
Rectangle r = roi.getBounds();
int type = roi.getType();
if (type == Roi.RECTANGLE
&& r.width == imp.getWidth()
&& r.height == imp.getHeight()
&& roi.getPasteMode() == Roi.NOT_PASTING
&& !(roi instanceof ImageRoi)) {
imp.killRoi();
return;
}
if (roi.contains(ox, oy)) {
if (roi.modState == Roi.NO_MODS) roi.handleMouseDown(sx, sy);
else {
imp.killRoi();
imp.createNewRoi(sx, sy);
}
return;
}
if ((type == Roi.POLYGON || type == Roi.POLYLINE || type == Roi.ANGLE)
&& roi.getState() == roi.CONSTRUCTING) return;
int tool = Toolbar.getToolId();
if ((tool == Toolbar.POLYGON || tool == Toolbar.POLYLINE || tool == Toolbar.ANGLE)
&& !(IJ.shiftKeyDown() || IJ.altKeyDown())) {
imp.killRoi();
return;
}
}
imp.createNewRoi(sx, sy);
}
protected void setDrawingColor(int ox, int oy, boolean setBackground) {
// IJ.log("setDrawingColor: "+setBackground+this);
int type = imp.getType();
int[] v = imp.getPixel(ox, oy);
switch (type) {
case ImagePlus.GRAY8:
{
if (setBackground) setBackgroundColor(getColor(v[0]));
else setForegroundColor(getColor(v[0]));
break;
}
case ImagePlus.GRAY16:
case ImagePlus.GRAY32:
{
double min = imp.getProcessor().getMin();
double max = imp.getProcessor().getMax();
double value = (type == ImagePlus.GRAY32) ? Float.intBitsToFloat(v[0]) : v[0];
int index = (int) (255.0 * ((value - min) / (max - min)));
if (index < 0) index = 0;
if (index > 255) index = 255;
if (setBackground) setBackgroundColor(getColor(index));
else setForegroundColor(getColor(index));
break;
}
case ImagePlus.COLOR_RGB:
case ImagePlus.COLOR_256:
{
Color c = new Color(v[0], v[1], v[2]);
if (setBackground) setBackgroundColor(c);
else setForegroundColor(c);
break;
}
}
Color c;
if (setBackground) c = Toolbar.getBackgroundColor();
else {
c = Toolbar.getForegroundColor();
imp.setColor(c);
}
IJ.showStatus("(" + c.getRed() + ", " + c.getGreen() + ", " + c.getBlue() + ")");
}
void setRoiModState(MouseEvent e, Roi roi, int handle) {
if (roi == null || (handle >= 0 && roi.modState == Roi.NO_MODS)) return;
if (roi.state == Roi.CONSTRUCTING) return;
int tool = Toolbar.getToolId();
if (tool > Toolbar.FREEROI && tool != Toolbar.WAND && tool != Toolbar.POINT) {
roi.modState = Roi.NO_MODS;
return;
}
if (e.isShiftDown()) roi.modState = Roi.ADD_TO_ROI;
else if (e.isAltDown()) roi.modState = Roi.SUBTRACT_FROM_ROI;
else roi.modState = Roi.NO_MODS;
// IJ.log("setRoiModState: "+roi.modState+" "+ roi.state);
}
public void mouseDragged(MouseEvent e) {
int x = e.getX();
int y = e.getY();
xMouse = offScreenX(x);
yMouse = offScreenY(y);
flags = e.getModifiers();
// IJ.log("mouseDragged: "+flags);
if (flags == 0) // workaround for Mac OS 9 bug
flags = InputEvent.BUTTON1_MASK;
if (Toolbar.getToolId() == Toolbar.HAND || IJ.spaceBarDown()) scroll(x, y);
else {
IJ.setInputEvent(e);
Roi roi = imp.getRoi();
if (roi != null) roi.handleMouseDrag(x, y, flags);
}
}
public void mousePressed(MouseEvent e) {
// if (ij==null) return;
showCursorStatus = true;
int toolID = Toolbar.getToolId();
ImageWindow win = imp.getWindow();
if (win != null && win.running2 && toolID != Toolbar.MAGNIFIER) {
if (win instanceof StackWindow) ((StackWindow) win).setAnimate(false);
else win.running2 = false;
return;
}
int x = e.getX();
int y = e.getY();
flags = e.getModifiers();
// IJ.log("Mouse pressed: " + e.isPopupTrigger() + " " + ij.modifiers(flags));
// if (toolID!=Toolbar.MAGNIFIER && e.isPopupTrigger()) {
if (toolID != Toolbar.MAGNIFIER
&& (e.isPopupTrigger() || (!IJ.isMacintosh() && (flags & Event.META_MASK) != 0))) {
handlePopupMenu(e);
return;
}
int ox = offScreenX(x);
int oy = offScreenY(y);
xMouse = ox;
yMouse = oy;
if (IJ.spaceBarDown()) {
// temporarily switch to "hand" tool of space bar down
setupScroll(ox, oy);
return;
}
if (showAllROIs) {
Roi roi = imp.getRoi();
if (!(roi != null && (roi.contains(ox, oy) || roi.isHandle(x, y) >= 0))
&& roiManagerSelect(x, y)) return;
}
if (customRoi && overlay != null) return;
switch (toolID) {
case Toolbar.MAGNIFIER:
if (IJ.shiftKeyDown()) zoomToSelection(ox, oy);
else if ((flags & (Event.ALT_MASK | Event.META_MASK | Event.CTRL_MASK)) != 0) {
// IJ.run("Out");
zoomOut(x, y);
if (getMagnification() < 1.0) imp.repaintWindow();
} else {
// IJ.run("In");
zoomIn(x, y);
if (getMagnification() <= 1.0) imp.repaintWindow();
}
break;
case Toolbar.HAND:
setupScroll(ox, oy);
break;
case Toolbar.DROPPER:
setDrawingColor(ox, oy, IJ.altKeyDown());
break;
case Toolbar.WAND:
Roi roi = imp.getRoi();
if (roi != null && roi.contains(ox, oy)) {
Rectangle r = roi.getBounds();
if (r.width == imageWidth && r.height == imageHeight) imp.killRoi();
else if (!e.isAltDown()) {
handleRoiMouseDown(e);
return;
}
}
if (roi != null) {
int handle = roi.isHandle(x, y);
if (handle >= 0) {
roi.mouseDownInHandle(handle, x, y);
return;
}
}
setRoiModState(e, roi, -1);
String mode = WandToolOptions.getMode();
double tolerance = WandToolOptions.getTolerance();
int npoints = IJ.doWand(ox, oy, tolerance, mode);
if (Recorder.record && npoints > 0) {
if (tolerance == 0.0 && mode.equals("Legacy")) Recorder.record("doWand", ox, oy);
else
Recorder.recordString(
"doWand(" + ox + ", " + oy + ", " + tolerance + ", \"" + mode + "\");\n");
}
break;
case Toolbar.OVAL:
if (Toolbar.getBrushSize() > 0) new RoiBrush();
else handleRoiMouseDown(e);
break;
case Toolbar.SPARE1:
case Toolbar.SPARE2:
case Toolbar.SPARE3:
case Toolbar.SPARE4:
case Toolbar.SPARE5:
case Toolbar.SPARE6:
case Toolbar.SPARE7:
case Toolbar.SPARE8:
case Toolbar.SPARE9:
Toolbar.getInstance().runMacroTool(toolID);
break;
default: // selection tool
handleRoiMouseDown(e);
}
}
private void setBackgroundColor(Color c) {
Toolbar.setBackgroundColor(c);
if (Recorder.record)
Recorder.record("setBackgroundColor", c.getRed(), c.getGreen(), c.getBlue());
}
