Example usage for org.jfree.data.xy CategoryTableXYDataset getEndXValue

Introduction

In this page you can find the example usage for org.jfree.data.xy CategoryTableXYDataset getEndXValue.

Prototype

@Override
public double getEndXValue(int series, int item) 

Source Link

Document

Returns the end x-value (as a double primitive) for an item within a series.

Usage

From source file:org.jfree.data.xy.CategoryTableXYDatasetTest.java

/**
 * This is a test for bug 1312066 - adding a new series should trigger a
 * recalculation of the interval width, if it is being automatically
 * calculated./*from w ww  .j  a v  a 2s.  c  o  m*/
 */
@Test
public void testAddSeries() {
    CategoryTableXYDataset d1 = new CategoryTableXYDataset();
    d1.setAutoWidth(true);
    d1.add(3.0, 1.1, "Series 1");
    d1.add(7.0, 2.2, "Series 1");
    assertEquals(3.0, d1.getXValue(0, 0), EPSILON);
    assertEquals(7.0, d1.getXValue(0, 1), EPSILON);
    assertEquals(1.0, d1.getStartXValue(0, 0), EPSILON);
    assertEquals(5.0, d1.getStartXValue(0, 1), EPSILON);
    assertEquals(5.0, d1.getEndXValue(0, 0), EPSILON);
    assertEquals(9.0, d1.getEndXValue(0, 1), EPSILON);

    // now add some more data
    d1.add(7.5, 1.1, "Series 2");
    d1.add(9.0, 2.2, "Series 2");

    assertEquals(3.0, d1.getXValue(1, 0), EPSILON);
    assertEquals(7.0, d1.getXValue(1, 1), EPSILON);
    assertEquals(7.5, d1.getXValue(1, 2), EPSILON);
    assertEquals(9.0, d1.getXValue(1, 3), EPSILON);

    assertEquals(7.25, d1.getStartXValue(1, 2), EPSILON);
    assertEquals(8.75, d1.getStartXValue(1, 3), EPSILON);
    assertEquals(7.75, d1.getEndXValue(1, 2), EPSILON);
    assertEquals(9.25, d1.getEndXValue(1, 3), EPSILON);

    // and check the first series too...
    assertEquals(2.75, d1.getStartXValue(0, 0), EPSILON);
    assertEquals(6.75, d1.getStartXValue(0, 1), EPSILON);
    assertEquals(3.25, d1.getEndXValue(0, 0), EPSILON);
    assertEquals(7.25, d1.getEndXValue(0, 1), EPSILON);
}

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From source file:org.jfree.data.xy.junit.CategoryTableXYDatasetTest.java

/**
 * This is a test for bug 1312066 - adding a new series should trigger a
 * recalculation of the interval width, if it is being automatically
 * calculated.//from ww  w  .  j a  v a 2s. co m
 */
public void testAddSeries() {
    CategoryTableXYDataset d1 = new CategoryTableXYDataset();
    d1.setAutoWidth(true);
    d1.add(3.0, 1.1, "Series 1");
    d1.add(7.0, 2.2, "Series 1");
    assertEquals(3.0, d1.getXValue(0, 0), EPSILON);
    assertEquals(7.0, d1.getXValue(0, 1), EPSILON);
    assertEquals(1.0, d1.getStartXValue(0, 0), EPSILON);
    assertEquals(5.0, d1.getStartXValue(0, 1), EPSILON);
    assertEquals(5.0, d1.getEndXValue(0, 0), EPSILON);
    assertEquals(9.0, d1.getEndXValue(0, 1), EPSILON);

    // now add some more data
    d1.add(7.5, 1.1, "Series 2");
    d1.add(9.0, 2.2, "Series 2");

    assertEquals(3.0, d1.getXValue(1, 0), EPSILON);
    assertEquals(7.0, d1.getXValue(1, 1), EPSILON);
    assertEquals(7.5, d1.getXValue(1, 2), EPSILON);
    assertEquals(9.0, d1.getXValue(1, 3), EPSILON);

    assertEquals(7.25, d1.getStartXValue(1, 2), EPSILON);
    assertEquals(8.75, d1.getStartXValue(1, 3), EPSILON);
    assertEquals(7.75, d1.getEndXValue(1, 2), EPSILON);
    assertEquals(9.25, d1.getEndXValue(1, 3), EPSILON);

    // and check the first series too...
    assertEquals(2.75, d1.getStartXValue(0, 0), EPSILON);
    assertEquals(6.75, d1.getStartXValue(0, 1), EPSILON);
    assertEquals(3.25, d1.getEndXValue(0, 0), EPSILON);
    assertEquals(7.25, d1.getEndXValue(0, 1), EPSILON);
}

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