Example usage for org.jfree.data.general DatasetUtilities findMinimumRangeValue

Introduction

In this page you can find the example usage for org.jfree.data.general DatasetUtilities findMinimumRangeValue.

Prototype

public static Number findMinimumRangeValue(XYDataset dataset) 

Source Link

Document

Returns the minimum range value for the specified dataset.

Usage

From source file:Similaridade.GraficosSimilaridade.java

public static JFreeChart criaGrafico2LinhasComDeslocada(CapturaAtual onda1, CapturaAtual onda2,
        int deslocamento, double correlacao, Paint cor1, Paint cor2) {
    String eixoy = new String("Current ");
    // verifica se  fase ou fuga
    if (onda1.getCodEvento().getCodEvento() == 1) { // evento 1  de fuga
        eixoy = eixoy.concat("(mA)");
    } else {//from   w w  w .  j av a  2s .c  om
        eixoy = eixoy.concat("(A)");
    }
    XYDataset dataset = newDataset2OndasComDeslocada(onda1, onda2, deslocamento, correlacao);

    // create the chart...
    final JFreeChart chart = ChartFactory.createXYLineChart(null, // chart title
            "Time (ms)", // x axis label
            eixoy, // y axis label
            dataset, // data
            PlotOrientation.VERTICAL, true, // include legend
            false, // tooltips
            false // urls
    );

    chart.setBackgroundPaint(Color.white);

    // get a reference to the plot for further customisation...
    final XYPlot plot = chart.getXYPlot();

    // Definindo valores no eixo y
    double min = (double) DatasetUtilities.findMinimumRangeValue(dataset);
    double max = (double) DatasetUtilities.findMaximumRangeValue(dataset);

    plot.getRangeAxis().setRange(min - min * 0.005, //min
            max + min * 0.005);
    plot.setBackgroundPaint(Color.WHITE);
    plot.setDomainGridlinePaint(Color.LIGHT_GRAY);
    plot.setRangeGridlinePaint(Color.LIGHT_GRAY);

    final XYLineAndShapeRenderer renderer = new XYLineAndShapeRenderer();

    renderer.setBaseStroke(new BasicStroke(1.0f));
    for (int i = 0; i < dataset.getSeriesCount(); i++) {
        renderer.setSeriesLinesVisible(i, true);
        renderer.setSeriesShapesVisible(i, false);
    }
    // Ajustar para todas as cores padro, pelo menos 10
    renderer.setSeriesPaint(0, cor1);
    renderer.setSeriesPaint(1, cor2);

    /* Cdigo para ter linhas tracejadas 
    renderer.setSeriesStroke(1, 
        new BasicStroke(1.0f, BasicStroke.CAP_ROUND, BasicStroke.CAP_ROUND,
                        20.0f, new float[] {5.0f}, 0.0f) );
               
    renderer.setDrawSeriesLineAsPath(true); 
    /* Final do Codigo para tracejadas */

    plot.setRenderer(renderer);

    return chart;
}

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