Java Plot.getProcessor方法代码示例

import ij.gui.Plot; //导入方法依赖的package包/类
/**
 * Display each ellipsoid's axis ratios in a scatter plot
 *
 * @param title
 * @param ellipsoids
 * @return
 */
private ImagePlus drawFlinnPlot(final String title, final Ellipsoid[] ellipsoids) {

	final int l = ellipsoids.length;
	final double[] aOverB = new double[l];
	final double[] bOverC = new double[l];

	for (int i = 0; i < l; i++) {
		final double[] radii = ellipsoids[i].getSortedRadii();
		aOverB[i] = radii[0] / radii[1];
		bOverC[i] = radii[1] / radii[2];
	}

	final Plot plot = new Plot("Flinn Diagram of " + title, "b/c", "a/b");
	plot.setLimits(0, 1, 0, 1);
	plot.setSize(1024, 1024);
	plot.addPoints(bOverC, aOverB, Plot.CIRCLE);
	final ImageProcessor plotIp = plot.getProcessor();
	final ImagePlus plotImage = new ImagePlus("Flinn Diagram of " + title, plotIp);
	return plotImage;
}
 

import ij.gui.Plot; //导入方法依赖的package包/类
/**
 * Display a graph showing connectivity vs. threshold
 *
 * @param testThreshold
 * @param conns
 */
private void showPlot(final double[] testThreshold, final double[] conns) {
	// convert arrays to floats
	final int nPoints = testThreshold.length;
	final float[] xData = new float[nPoints];
	final float[] yData = new float[nPoints];
	double xMin = Double.MAX_VALUE;
	double xMax = Double.MIN_VALUE;
	double yMax = Double.MIN_VALUE;
	for (int i = 0; i < nPoints; i++) {
		xData[i] = (float) testThreshold[i];
		yData[i] = (float) conns[i];
		xMin = Math.min(xMin, xData[i]);
		xMax = Math.max(xMax, xData[i]);
		yMax = Math.max(yMax, yData[i]);
	}
	final Plot plot = new Plot("Connectivity vs. Threshold", "Threshold", "Connectivity", xData, yData);
	plot.addPoints(xData, yData, Plot.CIRCLE);
	plot.setLimits(xMin, xMax, 0, yMax);
	plot.draw();
	final ImageProcessor plotIp = plot.getProcessor();
	final ImagePlus plotImage = new ImagePlus();
	plotImage.setProcessor("Connectivity vs. Threshold", plotIp);
	plotImage.show();
}
 

import ij.gui.Plot; //导入方法依赖的package包/类
/**
 * Create a graph for plotting anisotropy results
 *
 * @param id
 *            Identification string for Anisotropy plot
 * @return ImagePlus for drawing a plot on
 */
private ImagePlus createGraph(final String id) {
	final double[] x = { 0 }, y = { 0 };
	final Plot plot = new Plot("Anisotropy", "Repeats", "Anisotropy", x, y);
	plot.setLimits(0, 1, 0, 1);
	final ImageProcessor plotIp = plot.getProcessor();
	final ImagePlus plotImage = new ImagePlus("Anisotropy of " + id, plotIp);
	plotImage.setProcessor(null, plotIp);
	return plotImage;
}
 

import ij.gui.Plot; //导入方法依赖的package包/类
/**
 * Draw on plotImage the data in anisotropyHistory with error bars from
 * errorHistory
 *
 * @param plotImage
 *            the graph image
 * @param anisotropyHistory
 *            all anisotropy results, 1 for each iteration
 * @param errorHistory
 *            all error results, 1 for each iteration
 */
private void updateGraph(final ImagePlus plotImage, final Vector<Double> anisotropyHistory,
		final Vector<Double> errorHistory) {
	final double[] yVariables = new double[anisotropyHistory.size()];
	final double[] xVariables = new double[anisotropyHistory.size()];
	final Enumeration<Double> e = anisotropyHistory.elements();
	int i = 0;
	while (e.hasMoreElements()) {
		yVariables[i] = e.nextElement();
		xVariables[i] = i;
		i++;
	}
	final Enumeration<Double> f = errorHistory.elements();
	i = 0;
	final double[] errorBars = new double[errorHistory.size()];
	while (f.hasMoreElements()) {
		errorBars[i] = f.nextElement();
		i++;
	}
	final Plot plot = new Plot("Anisotropy", "Number of repeats", "Anisotropy", xVariables, yVariables);
	plot.addPoints(xVariables, yVariables, Plot.X);
	plot.addErrorBars(errorBars);
	plot.setLimits(0, anisotropyHistory.size(), 0, 1);
	final ImageProcessor plotIp = plot.getProcessor();
	plotImage.setProcessor(null, plotIp);
	return;
}