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package ij.plugin;
import ij.*;
import ij.process.*;
import ij.gui.*;
import ij.plugin.frame.ThresholdAdjuster;
import java.awt.*;
/** This class implements the Window menu's "Show All", "Main Window", "Cascade" and "Tile" commands. */
public class WindowOrganizer implements PlugIn {
private static final int XSTART=4, YSTART=94, XOFFSET=8, YOFFSET=24,MAXSTEP=200,GAP=2;
private int titlebarHeight = IJ.isMacintosh()?40:20;
public void run(String arg) {
if (arg.equals("imagej"))
{showImageJ(); return;}
int[] wList = WindowManager.getIDList();
if (arg.equals("show"))
{showAll(wList); return;}
if (wList==null) {
IJ.noImage();
return;
}
if (arg.equals("tile"))
tileWindows(wList);
else
cascadeWindows(wList);
}
void tileWindows(int[] wList) {
Dimension screen = IJ.getScreenSize();
int minWidth = Integer.MAX_VALUE;
int minHeight = Integer.MAX_VALUE;
boolean allSameSize = true;
int width=0, height=0;
double totalWidth = 0;
double totalHeight = 0;
for (int i=0; i<wList.length; i++) {
ImageWindow win = getWindow(wList[i]);
if (win==null)
continue;
if (win instanceof PlotWindow && !((PlotWindow)win).getPlot().isFrozen()) {
IJ.error("Tile", "Unfrozen plot windows cannot be tiled.");
return;
}
Dimension d = win.getSize();
int w = d.width;
int h = d.height + titlebarHeight;
if (i==0) {
width = w;
height = h;
}
if (w!=width || h!=height)
allSameSize = false;
if (w<minWidth)
minWidth = w;
if (h<minHeight)
minHeight = h;
totalWidth += w;
totalHeight += h;
}
int nPics = wList.length;
double averageWidth = totalWidth/nPics;
double averageHeight = totalHeight/nPics;
int tileWidth = (int)averageWidth;
int tileHeight = (int)averageHeight;
int hspace = screen.width - 2 * GAP;
if (tileWidth>hspace)
tileWidth = hspace;
int vspace = screen.height - YSTART;
if (tileHeight>vspace)
tileHeight = vspace;
int hloc, vloc;
boolean theyFit;
do {
hloc = XSTART;
vloc = YSTART;
theyFit = true;
int i = 0;
do {
i++;
if (hloc+tileWidth>screen.width) {
hloc = XSTART;
vloc = vloc + tileHeight;
if (vloc+tileHeight> screen.height)
theyFit = false;
}
hloc = hloc + tileWidth + GAP;
} while (theyFit && (i<nPics));
if (!theyFit) {
tileWidth = (int)(tileWidth*0.98 +0.5);
tileHeight = (int)(tileHeight*0.98+0.5);
}
} while (!theyFit);
int nColumns = (screen.width-XSTART)/(tileWidth+GAP);
int nRows = nPics/nColumns;
if ((nPics%nColumns)!=0)
nRows++;
hloc = XSTART;
vloc = YSTART;
for (int i=0; i<nPics; i++) {
if (hloc+tileWidth>screen.width) {
hloc = XSTART;
vloc = vloc + tileHeight;
}
ImageWindow win = getWindow(wList[i]);
if (win!=null) {
win.setLocation(hloc, vloc);
ImageCanvas canvas = win.getCanvas();
while (win.getSize().width*0.85>=tileWidth && canvas.getMagnification()>0.03125)
canvas.zoomOut(0, 0);
win.toFront();
ImagePlus imp = win.getImagePlus();
if (imp!=null) imp.setIJMenuBar(i==nPics-1);
}
hloc += tileWidth + GAP;
}
}
ImageWindow getWindow(int id) {
ImageWindow win = null;
ImagePlus imp = WindowManager.getImage(id);
if (imp!=null)
win = imp.getWindow();
return win;
}
void cascadeWindows(int[] wList) {
Dimension screen = IJ.getScreenSize();
int x = XSTART;
int y = YSTART;
int xstep = 0;
int xstart = XSTART;
for (int i=0; i<wList.length; i++) {
ImageWindow win = getWindow(wList[i]);
if (win==null)
continue;
Dimension d = win.getSize();
if (i==0) {
xstep = (int)(d.width*0.8);
if (xstep>MAXSTEP)
xstep = MAXSTEP;
}
if (y+d.height*0.67>screen.height) {
xstart += xstep;
if (xstart+d.width*0.67>screen.width)
xstart = XSTART+XOFFSET;
x = xstart;
y = YSTART;
}
win.setLocation(x, y);
win.toFront();
x += XOFFSET;
y += YOFFSET;
ImagePlus imp = win.getImagePlus();
if (imp!=null) imp.setIJMenuBar(i==wList.length-1);
}
}
void showImageJ() {
ImageJ ij = IJ.getInstance();
if (ij!=null)
ij.toFront();
}
void showAll(int[] wList) {
if (wList!=null) {
for (int i=0; i<wList.length; i++) {
ImageWindow win = getWindow(wList[i]);
if (win!=null)
WindowManager.toFront(win);
}
}
Frame[] frames = WindowManager.getNonImageWindows();
if (frames!=null) {
for (int i=0; i<frames.length; i++)
WindowManager.toFront(frames[i]);
}
IJ.getInstance().toFront();
}
}
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