/** Updates the stack scrollbar. */
public void updateSliceSelector() {
if (hyperStack || zSelector == null) return;
int stackSize = imp.getStackSize();
int max = zSelector.getMaximum();
if (max != (stackSize + 1)) zSelector.setMaximum(stackSize + 1);
zSelector.setValue(imp.getCurrentSlice());
}
private void syncWindows(Object source) {
if (SyncWindows.getInstance() == null) return;
if (source == cSelector) SyncWindows.setC(this, cSelector.getValue());
else if (source == zSelector) SyncWindows.setZ(this, zSelector.getValue());
else if (source == tSelector) SyncWindows.setT(this, tSelector.getValue());
else throw new RuntimeException("Unknownsource:" + source);
}
void removeScrollbars() {
if (cSelector != null) {
remove(cSelector);
cSelector.removeAdjustmentListener(this);
cSelector = null;
}
if (zSelector != null) {
remove(zSelector);
zSelector.removeAdjustmentListener(this);
zSelector = null;
}
if (tSelector != null) {
remove(tSelector);
tSelector.removeAdjustmentListener(this);
tSelector = null;
}
}
public synchronized void adjustmentValueChanged(AdjustmentEvent e) {
if (!running2 || imp.isHyperStack()) {
if (e.getSource() == cSelector) {
c = cSelector.getValue();
if (c == imp.getChannel() && e.getAdjustmentType() == AdjustmentEvent.TRACK) return;
} else if (e.getSource() == zSelector) {
z = zSelector.getValue();
int slice = hyperStack ? imp.getSlice() : imp.getCurrentSlice();
if (z == slice && e.getAdjustmentType() == AdjustmentEvent.TRACK) return;
} else if (e.getSource() == tSelector) {
t = tSelector.getValue();
if (t == imp.getFrame() && e.getAdjustmentType() == AdjustmentEvent.TRACK) return;
}
updatePosition();
notify();
}
if (!running) syncWindows(e.getSource());
}
public void setPosition(int channel, int slice, int frame) {
if (cSelector != null && channel != c) {
c = channel;
cSelector.setValue(channel);
SyncWindows.setC(this, channel);
}
if (zSelector != null && slice != z) {
z = slice;
zSelector.setValue(slice);
SyncWindows.setZ(this, slice);
}
if (tSelector != null && frame != t) {
t = frame;
tSelector.setValue(frame);
SyncWindows.setT(this, frame);
}
updatePosition();
if (this.slice > 0) {
int s = this.slice;
this.slice = 0;
if (s != imp.getCurrentSlice()) imp.setSlice(s);
}
}
void addScrollbars(ImagePlus imp) {
ImageStack s = imp.getStack();
int stackSize = s.getSize();
nSlices = stackSize;
hyperStack = imp.getOpenAsHyperStack();
// imp.setOpenAsHyperStack(false);
int[] dim = imp.getDimensions();
int nDimensions = 2 + (dim[2] > 1 ? 1 : 0) + (dim[3] > 1 ? 1 : 0) + (dim[4] > 1 ? 1 : 0);
if (nDimensions <= 3 && dim[2] != nSlices) hyperStack = false;
if (hyperStack) {
nChannels = dim[2];
nSlices = dim[3];
nFrames = dim[4];
}
// IJ.log("StackWindow: "+hyperStack+" "+nChannels+" "+nSlices+" "+nFrames);
if (nSlices == stackSize) hyperStack = false;
if (nChannels * nSlices * nFrames != stackSize) hyperStack = false;
if (cSelector != null || zSelector != null || tSelector != null) removeScrollbars();
ImageJ ij = IJ.getInstance();
if (nChannels > 1) {
cSelector = new ScrollbarWithLabel(this, 1, 1, 1, nChannels + 1, 'c');
add(cSelector);
if (ij != null) cSelector.addKeyListener(ij);
cSelector.addAdjustmentListener(this);
cSelector.setFocusable(false); // prevents scroll bar from blinking on Windows
cSelector.setUnitIncrement(1);
cSelector.setBlockIncrement(1);
}
if (nSlices > 1) {
char label = nChannels > 1 || nFrames > 1 ? 'z' : 't';
if (stackSize == dim[2] && imp.isComposite()) label = 'c';
zSelector = new ScrollbarWithLabel(this, 1, 1, 1, nSlices + 1, label);
if (label == 't') animationSelector = zSelector;
add(zSelector);
if (ij != null) zSelector.addKeyListener(ij);
zSelector.addAdjustmentListener(this);
zSelector.setFocusable(false);
int blockIncrement = nSlices / 10;
if (blockIncrement < 1) blockIncrement = 1;
zSelector.setUnitIncrement(1);
zSelector.setBlockIncrement(blockIncrement);
sliceSelector = zSelector.bar;
}
if (nFrames > 1) {
animationSelector = tSelector = new ScrollbarWithLabel(this, 1, 1, 1, nFrames + 1, 't');
add(tSelector);
if (ij != null) tSelector.addKeyListener(ij);
tSelector.addAdjustmentListener(this);
tSelector.setFocusable(false);
int blockIncrement = nFrames / 10;
if (blockIncrement < 1) blockIncrement = 1;
tSelector.setUnitIncrement(1);
tSelector.setBlockIncrement(blockIncrement);
}
}
public void setAnimate(boolean b) {
if (running2 != b && animationSelector != null) animationSelector.updatePlayPauseIcon();
running2 = b;
}
