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package ij.plugin.filter;
import java.awt.*;
import java.awt.image.*;
import java.io.*;
import ij.*;
import ij.process.*;
import ij.io.*;
import ij.gui.*;
/** Saves the current ROI outline to a file. RoiDecoder.java
has a description of the file format.
@see ij.io.RoiDecoder
@see ij.plugin.RoiReader
*/
public class RoiWriter implements PlugInFilter {
ImagePlus imp;
public int setup(String arg, ImagePlus imp) {
this.imp = imp;
return DOES_ALL+ROI_REQUIRED+NO_CHANGES;
}
public void run(ImageProcessor ip) {
try {
saveRoi(imp);
} catch (IOException e) {
String msg = e.getMessage();
if (msg==null || msg.equals(""))
msg = ""+e;
IJ.error("ROI Writer", msg);
}
}
public void saveRoi(ImagePlus imp) throws IOException{
Roi roi = imp.getRoi();
if (roi==null)
throw new IllegalArgumentException("ROI required");
String name = roi.getName();
if (name==null)
name = imp.getTitle();
SaveDialog sd = new SaveDialog("Save Selection...", name, ".roi");
name = sd.getFileName();
if (name == null)
return;
String dir = sd.getDirectory();
RoiEncoder re = new RoiEncoder(dir+name);
re.write(roi);
if (name.endsWith(".roi"))
name = name.substring(0, name.length()-4);
roi.setName(name);
}
}
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