1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
|
package ij.plugin.filter;
import ij.*;
import ij.process.*;
import ij.gui.*;
import ij.measure.Calibration;
import java.awt.*;
import java.awt.image.*;
/** Implements the Flip and Rotate commands in the Image/Transform submenu. */
public class Transformer implements PlugInFilter {
private ImagePlus imp;
private String arg;
private Overlay overlay;
private boolean firstSlice = true;
public int setup(String arg, ImagePlus imp) {
this.arg = arg;
this.imp = imp;
if (imp!=null)
overlay = imp.getOverlay();
if (arg.equals("fliph") || arg.equals("flipv"))
return IJ.setupDialog(imp, DOES_ALL+NO_UNDO);
else
return DOES_ALL+NO_UNDO+NO_CHANGES;
}
public void run(ImageProcessor ip) {
Calibration cal = imp.getCalibration();
boolean transformOrigin = cal.xOrigin!=0 || cal.yOrigin!=0;
if (arg.equals("fliph")) {
ip.flipHorizontal();
Rectangle r = ip.getRoi();
if (transformOrigin && r.x==0 && r.y==0 && r.width==ip.getWidth() && r.height==ip.getHeight())
cal.xOrigin = imp.getWidth()-1 - cal.xOrigin;
return;
}
if (arg.equals("flipv")) {
ip.flipVertical();
Rectangle r = ip.getRoi();
if (transformOrigin && r.x==0 && r.y==0 && r.width==ip.getWidth() && r.height==ip.getHeight())
cal.yOrigin = imp.getHeight()-1 - cal.yOrigin;
return;
}
if (arg.equals("right") || arg.equals("left")) {
StackProcessor sp = new StackProcessor(imp.getStack(), ip);
ImageStack s2 = null;
if (arg.equals("right")) {
s2 = sp.rotateRight();
rotateOverlay(90);
if (transformOrigin) {
double xOrigin = imp.getHeight()-1 - cal.yOrigin;
double yOrigin = cal.xOrigin;
cal.xOrigin = xOrigin;
cal.yOrigin = yOrigin;
}
} else {
s2 = sp.rotateLeft();
rotateOverlay(-90);
if (transformOrigin) {
double xOrigin = cal.yOrigin;
double yOrigin = imp.getWidth()-1 - cal.xOrigin;
cal.xOrigin = xOrigin;
cal.yOrigin = yOrigin;
}
}
imp.setStack(null, s2);
double pixelWidth = cal.pixelWidth;
cal.pixelWidth = cal.pixelHeight;
cal.pixelHeight = pixelWidth;
if (!cal.getXUnit().equals(cal.getYUnit())) {
String xUnit = cal.getXUnit();
cal.setXUnit(cal.getYUnit());
cal.setYUnit(xUnit);
}
return;
}
}
private void rotateOverlay(int angle) {
if (overlay!=null && firstSlice) {
double xcenter = imp.getWidth()/2.0;
double ycenter = imp.getHeight()/2.0;
double diff1 = xcenter-ycenter;
double diff2 = ycenter-xcenter;
Overlay overlay2 = overlay.rotate(angle,xcenter,ycenter);
overlay2.translate(diff2,diff1);
imp.setOverlay(overlay2);
}
firstSlice = false;
}
}
|
