import ij.gui.TextRoi; //导入依赖的package包/类
@Test
public void testPointRoiCoordinates() throws Exception {
	final PointRoi pointRoi = new PointRoi(8, 9);
	pointRoi.setPosition(13);
	when(MOCK_ROI_MANAGER.getRoisAsArray()).thenReturn(new Roi[] { new Roi(1, 2,
		1, 1), pointRoi, new TextRoi(3, 4, "foo") });

	final List<Vector3d> points = RoiManagerUtil.pointROICoordinates(
		MOCK_ROI_MANAGER);

	assertEquals(1, points.size());
	final Vector3d point = points.get(0);
	assertEquals(pointRoi.getXBase(), point.x, 1e-12);
	assertEquals(pointRoi.getYBase(), point.y, 1e-12);
	assertEquals(pointRoi.getPosition(), point.z, 1e-12);
}
 

import ij.gui.TextRoi; //导入依赖的package包/类
protected void label(Overlay overlay) {
	NumberFormat nf = NumberFormat.getInstance();
	nf.setMaximumFractionDigits(2);
	nf.setMinimumFractionDigits(2);

	for (int n = 0; n < tool.cBeads.size(); n++) {

		CalibrationBead first = tool.cBeads.get(n);
		TextRoi text = new TextRoi(first.getU(), first.getV() - 20, "Bead "
		/*
		 * + tool.ids[n] + " (" + nf.format(first.getX()) + ", " +
		 * nf.format(first.getY()) + ", " + nf.format(first.getZ()) + " | "
		 * + nf.format(first.getU()) + ", " + nf.format(first.getV()) + ")"
		 */);
		overlay.add(text);

	}
}
 

import ij.gui.TextRoi; //导入依赖的package包/类
public static ArrayList<Roi> generateVisualizationRoisFromTrack(Subtrajectory t, Color c, boolean showID, double pixelsize){
	ArrayList<Roi> proi = new ArrayList<Roi>();
	FloatPolygon p = new FloatPolygon();
	double sumx = 0;
	double sumy = 0;
	TextRoi.setFont("TimesRoman", 5, Font.PLAIN);
	for(int i = 0; i < t.getParent().size(); i++){
		int to = t.size();
		if(i< t.size()){
			
			sumx += t.get(i).x/pixelsize;
			sumy += t.get(i).y/pixelsize;
			p.addPoint(t.get(i).x/pixelsize, t.get(i).y/pixelsize);
			
			to = i+1;
		}
		
		PolygonRoi pr = new PolygonRoi(new FloatPolygon(p.xpoints, p.ypoints,to), PolygonRoi.POLYLINE);
		pr.setStrokeColor(c);
		pr.setPosition(t.getRelativeStartTimepoint()+i+1);
		proi.add(pr);
		
		if(showID){
			long parentID = t.getParent().getID();
			TextRoi troi = new TextRoi(sumx/to, sumy/to," "+parentID+":"+t.getID()+" ");
			troi.setPosition(t.getRelativeStartTimepoint()+i+1);
			troi.setFillColor(Color.BLACK);
			troi.setStrokeColor(c);
			troi.setAntialiased(true);
			proi.add(troi);
		}
	}
	return proi;
}
 

import ij.gui.TextRoi; //导入依赖的package包/类
private void addTriplet(int count, Overlay o, AssignedPoint p1, AssignedPoint p2, AssignedPoint p3,
		int classification)
{
	float[] x = new float[3];
	float[] y = new float[3];
	x[0] = p1.x;
	x[1] = p2.x;
	x[2] = p3.x;
	y[0] = p1.y;
	y[1] = p2.y;
	y[2] = p3.y;
	PolygonRoi roi = new PolygonRoi(x, y, 3, Roi.POLYGON);
	Color color;
	switch (classification)
	{
		case TRANSLOCATION:
			color = Color.CYAN;
			break;
		case NO_TRANSLOCATION:
			color = Color.MAGENTA;
			break;
		case UNKNOWN:
		default:
			color = Color.YELLOW;
	}
	roi.setStrokeColor(color);
	o.add(roi);

	TextRoi text = new TextRoi(Maths.max(x) + 1, Maths.min(y),
			Integer.toString(count) + CLASSIFICATION[classification].charAt(0));
	text.setStrokeColor(color);
	o.add(text);
}
 

import ij.gui.TextRoi; //导入依赖的package包/类
public DLabel(final Project project, final String text, final double x, final double y) {
	super(project, text, x, y);
	this.type = TEXT; // default
	this.width = 1;
	this.height = 1;
	this.font = new Font(TextRoi.getFont(), TextRoi.getStyle(), TextRoi.getSize());
	addToDatabase();
}
 

import ij.gui.TextRoi; //导入依赖的package包/类
void addString(final String text, final int x, final int y, final Color color, final Font font) {
	final TextRoi roi = new TextRoi(x, y, text, font);
	roi.setLocation(x - text.length() * (int) (fontSize / scale) / 4, y - (int) (fontSize / scale) / 2);
	roi.setStrokeColor(color);
	overlay.add(roi);
}