Examples of org.jfree.chart.renderer.category.GroupedStackedBarRenderer.findRangeBounds()

Package org.jfree.chart.renderer.category

Class org.jfree.chart.renderer.category.GroupedStackedBarRenderer

Examples of org.jfree.chart.renderer.category.GroupedStackedBarRenderer.findRangeBounds()

org.jfree.chart.renderer.category.GroupedStackedBarRenderer.findRangeBounds()
Returns the range of values the renderer requires to display all the items from the specified dataset. @param dataset the dataset (null permitted). @return The range (or null if the dataset isnull or empty).

    /**
     * Some checks for the findRangeBounds() method.
     */
    public void testFindRangeBounds() {
        GroupedStackedBarRenderer r = new GroupedStackedBarRenderer();
        assertNull(r.findRangeBounds(null));


        // an empty dataset should return a null range
        DefaultCategoryDataset dataset = new DefaultCategoryDataset();
        assertNull(r.findRangeBounds(dataset));

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        GroupedStackedBarRenderer r = new GroupedStackedBarRenderer();
        assertNull(r.findRangeBounds(null));


        // an empty dataset should return a null range
        DefaultCategoryDataset dataset = new DefaultCategoryDataset();
        assertNull(r.findRangeBounds(dataset));


        dataset.addValue(1.0, "R1", "C1");
        assertEquals(new Range(0.0, 1.0), r.findRangeBounds(dataset));


        dataset.addValue(-2.0, "R1", "C2");

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        // an empty dataset should return a null range
        DefaultCategoryDataset dataset = new DefaultCategoryDataset();
        assertNull(r.findRangeBounds(dataset));


        dataset.addValue(1.0, "R1", "C1");
        assertEquals(new Range(0.0, 1.0), r.findRangeBounds(dataset));


        dataset.addValue(-2.0, "R1", "C2");
        assertEquals(new Range(-2.0, 1.0), r.findRangeBounds(dataset));


        dataset.addValue(null, "R1", "C3");

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        dataset.addValue(1.0, "R1", "C1");
        assertEquals(new Range(0.0, 1.0), r.findRangeBounds(dataset));


        dataset.addValue(-2.0, "R1", "C2");
        assertEquals(new Range(-2.0, 1.0), r.findRangeBounds(dataset));


        dataset.addValue(null, "R1", "C3");
        assertEquals(new Range(-2.0, 1.0), r.findRangeBounds(dataset));


        KeyToGroupMap m = new KeyToGroupMap("G1");

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        dataset.addValue(-2.0, "R1", "C2");
        assertEquals(new Range(-2.0, 1.0), r.findRangeBounds(dataset));


        dataset.addValue(null, "R1", "C3");
        assertEquals(new Range(-2.0, 1.0), r.findRangeBounds(dataset));


        KeyToGroupMap m = new KeyToGroupMap("G1");
        m.mapKeyToGroup("R1", "G1");
        m.mapKeyToGroup("R2", "G1");
        m.mapKeyToGroup("R3", "G2");

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        m.mapKeyToGroup("R2", "G1");
        m.mapKeyToGroup("R3", "G2");
        r.setSeriesToGroupMap(m);


        dataset.addValue(0.5, "R3", "C1");
        assertEquals(new Range(-2.0, 1.0), r.findRangeBounds(dataset));


        dataset.addValue(5.0, "R3", "C2");
        assertEquals(new Range(-2.0, 5.0), r.findRangeBounds(dataset));
    }

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        dataset.addValue(0.5, "R3", "C1");
        assertEquals(new Range(-2.0, 1.0), r.findRangeBounds(dataset));


        dataset.addValue(5.0, "R3", "C2");
        assertEquals(new Range(-2.0, 5.0), r.findRangeBounds(dataset));
    }


}

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    /**
     * Some checks for the findRangeBounds() method.
     */
    public void testFindRangeBounds() {
        GroupedStackedBarRenderer r = new GroupedStackedBarRenderer();
        assertNull(r.findRangeBounds(null));


        // an empty dataset should return a null range
        DefaultCategoryDataset dataset = new DefaultCategoryDataset();
        assertNull(r.findRangeBounds(dataset));

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        GroupedStackedBarRenderer r = new GroupedStackedBarRenderer();
        assertNull(r.findRangeBounds(null));


        // an empty dataset should return a null range
        DefaultCategoryDataset dataset = new DefaultCategoryDataset();
        assertNull(r.findRangeBounds(dataset));


        dataset.addValue(1.0, "R1", "C1");
        assertEquals(new Range(0.0, 1.0), r.findRangeBounds(dataset));


        dataset.addValue(-2.0, "R1", "C2");

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        // an empty dataset should return a null range
        DefaultCategoryDataset dataset = new DefaultCategoryDataset();
        assertNull(r.findRangeBounds(dataset));


        dataset.addValue(1.0, "R1", "C1");
        assertEquals(new Range(0.0, 1.0), r.findRangeBounds(dataset));


        dataset.addValue(-2.0, "R1", "C2");
        assertEquals(new Range(-2.0, 1.0), r.findRangeBounds(dataset));


        dataset.addValue(null, "R1", "C3");

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