Merge pull request #346 in CORE/base-third from ~ZHOUPING/base-third:research/10.0 to research/10.0

* commit '7e23890fd844ffb58bdcc35c92d031f336b5e448':
  KERNEL-1298 编译问题

fine-imageJ/src/main/java/ij/IJ.java

@@ -14,6 +14,7 @@ import ij.measure.Calibration;
 import ij.measure.ResultsTable;
 import ij.measure.Measurements;
 import java.awt.event.*;
+import java.awt.geom.GeneralPath;
 import java.text.*;
 import java.util.*;	
 import java.awt.*;	
@@ -1559,6 +1560,46 @@ public class IJ {
 		}
 		return w.npoints;
 	}
+
+	// function is copied from old third-base.jar
+    public static GeneralPath doWand4Path(ImagePlus img, int selectX, int selectY) {
+        String mode = "Legacy";
+        double tolerance = 0.0D;
+        GeneralPath path = new GeneralPath();
+        ImageProcessor ip = img.getProcessor();
+        if (img.getType() == 2 && Double.isNaN((double) ip.getPixelValue(selectX, selectY))) {
+            return new GeneralPath();
+        } else {
+            int imode = 1;
+            if (mode != null) {
+                if (mode.startsWith("4")) {
+                    imode = 4;
+                } else if (mode.startsWith("8")) {
+                    imode = 8;
+                }
+            }
+
+            Wand w = new Wand(ip);
+            double t1 = ip.getMinThreshold();
+            if (t1 != -808080.0D && (ip.getLutUpdateMode() != 2 || tolerance <= 0.0D)) {
+                w.autoOutline(selectX, selectY, t1, ip.getMaxThreshold(), imode);
+            } else {
+                w.autoOutline(selectX, selectY, tolerance, imode);
+            }
+
+            if (w.npoints > 0) {
+                for (int i = 0; i < w.npoints; ++i) {
+                    if (i == 0) {
+                        path.moveTo((float) w.xpoints[i], (float) w.ypoints[i]);
+                    } else {
+                        path.lineTo((float) w.xpoints[i], (float) w.ypoints[i]);
+                    }
+                }
+            }
+
+            return path;
+        }
+    }
 	
 	/** Sets the transfer mode used by the <i>Edit/Paste</i> command, where mode is "Copy", "Blend", "Average", "Difference", 
 		"Transparent", "Transparent2", "AND", "OR", "XOR", "Add", "Subtract", "Multiply", or "Divide". */