org.snpeff.stats.plot.GoogleHistogram Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of SnpEff Show documentation

Variant annotation and effect prediction package.

The newest version!

package org.snpeff.stats.plot;

import com.googlecode.charts4j.AbstractAxisChart;
import com.googlecode.charts4j.BarChart;
import com.googlecode.charts4j.BarChartPlot;
import com.googlecode.charts4j.Data;
import com.googlecode.charts4j.GCharts;
import com.googlecode.charts4j.Plots;

/**
 * A simple wrapper to goolge charts API (from charts4j)
 *
 * @author pcingola
 */
public class GoogleHistogram extends GooglePlotInt {

	int maxBins = Integer.MAX_VALUE;

	public GoogleHistogram(int x[], int y[], String title, String xAxisLabel, String yAxisLabel) {
		super(x, y, title, xAxisLabel, yAxisLabel);
	}

	public int getMaxBins() {
		return maxBins;
	}

	public void setMaxBins(int maxBins) {
		this.maxBins = maxBins;
	}

	/**
	 * Create a histogram plot using Google charts
	 * @return
	 */
	@Override
	public String toURLString() {
		plotMaxData = Math.min(x.length, maxBins); // Limit number of points

		prepareData(false); // Defining data plots.
		Data data = Data.newData(dataList);
		BarChartPlot chart = Plots.newBarChartPlot(data);
		BarChart bchart = GCharts.newBarChart(chart);// Instantiating chart.
		bchart.setBarWidth(barWidth);
		bchart.setSpaceBetweenGroupsOfBars(barSpace);
		AbstractAxisChart achart = bchart;
		decorate(achart);
		return achart.toURLString();
	}

}