Java TextTitle類代碼示例

import org.jfree.chart.title.TextTitle; //導入依賴的package包/類
/**
 * Creates a sample chart.
 *
 * @param dataset  the dataset.
 *
 * @return The chart.
 */
private static JFreeChart createChart(CategoryDataset dataset) {
    JFreeChart chart = ChartFactory.createBarChart(
        "Performance: JFreeSVG vs Batik", null /* x-axis label*/, 
            "Milliseconds" /* y-axis label */, dataset);
    chart.addSubtitle(new TextTitle("Time to generate 1000 charts in SVG " 
            + "format (lower bars = better performance)"));
    chart.setBackgroundPaint(Color.white);
    CategoryPlot plot = (CategoryPlot) chart.getPlot();

    NumberAxis rangeAxis = (NumberAxis) plot.getRangeAxis();
    rangeAxis.setStandardTickUnits(NumberAxis.createIntegerTickUnits());
    BarRenderer renderer = (BarRenderer) plot.getRenderer();
    renderer.setDrawBarOutline(false);
    chart.getLegend().setFrame(BlockBorder.NONE);
    return chart;
}
 

import org.jfree.chart.title.TextTitle; //導入依賴的package包/類
/**
     * Creates a sample chart.
     *
     * @param dataset  the dataset.
     *
     * @return The chart.
     */
    private static JFreeChart createChart(CategoryDataset dataset) {
        JFreeChart chart = ChartFactory.createBarChart(
            "Performance: JFreeSVG vs Batik", null /* x-axis label*/, 
                "Milliseconds" /* y-axis label */, dataset, PlotOrientation.HORIZONTAL,false,false,false);
        chart.addSubtitle(new TextTitle("Time to generate 1000 charts in SVG " 
                + "format (lower bars = better performance)"));
        chart.setBackgroundPaint(Color.white);
        CategoryPlot plot = (CategoryPlot) chart.getPlot();

        // ******************************************************************
        //  More than 150 demo applications are included with the JFreeChart
        //  Developer Guide...for more information, see:
        //
        //  >   http://www.object-refinery.com/jfreechart/guide.html
        //
        // ******************************************************************

        NumberAxis rangeAxis = (NumberAxis) plot.getRangeAxis();
        rangeAxis.setStandardTickUnits(NumberAxis.createIntegerTickUnits());
        BarRenderer renderer = (BarRenderer) plot.getRenderer();
        renderer.setDrawBarOutline(false);
//        chart.getLegend().setFrame(BlockBorder.NONE);
        return chart;
    }
 

import org.jfree.chart.title.TextTitle; //導入依賴的package包/類
/**
 * Sets the chart title.  This is a convenience method that ends up calling the 
 * {@link #setTitle(TextTitle)} method.
 *
 * @param title  the new title (<code>null</code> permitted).
 */
public void setTitle(String title) {

    if (title != null) {
        if (this.title == null) {
            setTitle(new TextTitle(title, JFreeChart.DEFAULT_TITLE_FONT));
        }
        else {
            this.title.setText(title);
        }
    }
    else {
        setTitle((TextTitle) null);
    }

}
 

import org.jfree.chart.title.TextTitle; //導入依賴的package包/類
/**
 * Some checks for the equals() method.
 */
public void testEquals() {
    
    // use the TextTitle class because it is a concrete subclass
    Title t1 = new TextTitle();
    Title t2 = new TextTitle();
    assertEquals(t1, t2);
    
    t1.setPosition(RectangleEdge.LEFT);
    assertFalse(t1.equals(t2));
    t2.setPosition(RectangleEdge.LEFT);
    assertTrue(t1.equals(t2));
    
    t1.setHorizontalAlignment(HorizontalAlignment.RIGHT);
    assertFalse(t1.equals(t2));
    t2.setHorizontalAlignment(HorizontalAlignment.RIGHT);
    assertTrue(t1.equals(t2));
    
    t1.setVerticalAlignment(VerticalAlignment.BOTTOM);
    assertFalse(t1.equals(t2));
    t2.setVerticalAlignment(VerticalAlignment.BOTTOM);
    assertTrue(t1.equals(t2));
    
}
 

import org.jfree.chart.title.TextTitle; //導入依賴的package包/類
/**
 * Creates a new plot.
 * 
 * @param dataset  the dataset (<code>null</code> permitted).
 */
public MultiplePiePlot(CategoryDataset dataset) {
    super();
    this.dataset = dataset;
    PiePlot piePlot = new PiePlot(null);
    this.pieChart = new JFreeChart(piePlot);
    this.pieChart.removeLegend();
    this.dataExtractOrder = TableOrder.BY_COLUMN;
    this.pieChart.setBackgroundPaint(null);
    TextTitle seriesTitle = new TextTitle("Series Title", 
            new Font("SansSerif", Font.BOLD, 12));
    seriesTitle.setPosition(RectangleEdge.BOTTOM);
    this.pieChart.setTitle(seriesTitle);
    this.aggregatedItemsKey = "Other";
    this.aggregatedItemsPaint = Color.lightGray;
    this.sectionPaints = new HashMap();
}
 

import org.jfree.chart.title.TextTitle; //導入依賴的package包/類
/**
 * Confirm that the equals method can distinguish all the required fields.
 */
@Test
public void testEquals() {
    TextTitle t = new TextTitle("Title");
    XYTitleAnnotation a1 = new XYTitleAnnotation(1.0, 2.0, t);
    XYTitleAnnotation a2 = new XYTitleAnnotation(1.0, 2.0, t);
    assertTrue(a1.equals(a2));
    
    a1 = new XYTitleAnnotation(1.1, 2.0, t);
    assertFalse(a1.equals(a2));
    a2 = new XYTitleAnnotation(1.1, 2.0, t);
    assertTrue(a1.equals(a2));

    a1 = new XYTitleAnnotation(1.1, 2.2, t);
    assertFalse(a1.equals(a2));
    a2 = new XYTitleAnnotation(1.1, 2.2, t);
    assertTrue(a1.equals(a2));
    
    TextTitle t2 = new TextTitle("Title 2");
    a1 = new XYTitleAnnotation(1.1, 2.2, t2);
    assertFalse(a1.equals(a2));
    a2 = new XYTitleAnnotation(1.1, 2.2, t2);
    assertTrue(a1.equals(a2));
}
 

import org.jfree.chart.title.TextTitle; //導入依賴的package包/類
/**
 * Creates a sample chart.
 *
 * @param dataset  the dataset.
 *
 * @return The chart.
 */
private static JFreeChart createChart(CategoryDataset dataset) {
    JFreeChart chart = ChartFactory.createBarChart(
        "Performance: JFreeSVG vs Batik", null /* x-axis label*/, 
            "Milliseconds" /* y-axis label */, dataset);
    chart.addSubtitle(new TextTitle("Time to generate 1000 charts in SVG " 
            + "format (lower bars = better performance)"));
    chart.setBackgroundPaint(Color.white);
    CategoryPlot plot = (CategoryPlot) chart.getPlot();

    // ******************************************************************
    //  More than 150 demo applications are included with the JFreeChart
    //  Developer Guide...for more information, see:
    //
    //  >   http://www.object-refinery.com/jfreechart/guide.html
    //
    // ******************************************************************

    NumberAxis rangeAxis = (NumberAxis) plot.getRangeAxis();
    rangeAxis.setStandardTickUnits(NumberAxis.createIntegerTickUnits());
    BarRenderer renderer = (BarRenderer) plot.getRenderer();
    renderer.setDrawBarOutline(false);
    chart.getLegend().setFrame(BlockBorder.NONE);
    return chart;
}
 

import org.jfree.chart.title.TextTitle; //導入依賴的package包/類
/**
 * Creates a new plot.
 *
 * @param dataset  the dataset (<code>null</code> permitted).
 */
public MultiplePiePlot(CategoryDataset dataset) {
    super();
    setDataset(dataset);
    PiePlot piePlot = new PiePlot(null);
    piePlot.setIgnoreNullValues(true);
    this.pieChart = new JFreeChart(piePlot);
    this.pieChart.removeLegend();
    this.dataExtractOrder = TableOrder.BY_COLUMN;
    this.pieChart.setBackgroundPaint(null);
    TextTitle seriesTitle = new TextTitle("Series Title",
            new Font("SansSerif", Font.BOLD, 12));
    seriesTitle.setPosition(RectangleEdge.BOTTOM);
    this.pieChart.setTitle(seriesTitle);
    this.aggregatedItemsKey = "Other";
    this.aggregatedItemsPaint = Color.lightGray;
    this.sectionPaints = new HashMap();
    this.legendItemShape = new Ellipse2D.Double(-4.0, -4.0, 8.0, 8.0);
}
 

import org.jfree.chart.title.TextTitle; //導入依賴的package包/類
/**
 * Applies this theme to the supplied chart.
 *
 * @param chart  the chart (<code>null</code> not permitted).
 */
@Override
public void apply(JFreeChart chart) {
    ParamChecks.nullNotPermitted(chart, "chart");
    TextTitle title = chart.getTitle();
    if (title != null) {
        title.setFont(this.extraLargeFont);
        title.setPaint(this.titlePaint);
    }

    int subtitleCount = chart.getSubtitleCount();
    for (int i = 0; i < subtitleCount; i++) {
        applyToTitle(chart.getSubtitle(i));
    }

    chart.setBackgroundPaint(this.chartBackgroundPaint);

    // now process the plot if there is one
    Plot plot = chart.getPlot();
    if (plot != null) {
        applyToPlot(plot);
    }
}
 

import org.jfree.chart.title.TextTitle; //導入依賴的package包/類
/**
 * Creates a new plot.
 *
 * @param dataset  the dataset ({@code null} permitted).
 */
public MultiplePiePlot(CategoryDataset dataset) {
    super();
    setDataset(dataset);
    PiePlot piePlot = new PiePlot(null);
    piePlot.setIgnoreNullValues(true);
    this.pieChart = new JFreeChart(piePlot);
    this.pieChart.removeLegend();
    this.dataExtractOrder = TableOrder.BY_COLUMN;
    this.pieChart.setBackgroundPaint(null);
    TextTitle seriesTitle = new TextTitle("Series Title",
            new Font("SansSerif", Font.BOLD, 12));
    seriesTitle.setPosition(RectangleEdge.BOTTOM);
    this.pieChart.setTitle(seriesTitle);
    this.aggregatedItemsKey = "Other";
    this.aggregatedItemsPaint = Color.lightGray;
    this.sectionPaints = new HashMap();
    this.legendItemShape = new Ellipse2D.Double(-4.0, -4.0, 8.0, 8.0);
}
 

import org.jfree.chart.title.TextTitle; //導入依賴的package包/類
/**
 * Applies this theme to the supplied chart.
 *
 * @param chart  the chart ({@code null} not permitted).
 */
@Override
public void apply(JFreeChart chart) {
    Args.nullNotPermitted(chart, "chart");
    TextTitle title = chart.getTitle();
    if (title != null) {
        title.setFont(this.extraLargeFont);
        title.setPaint(this.titlePaint);
    }

    int subtitleCount = chart.getSubtitleCount();
    for (int i = 0; i < subtitleCount; i++) {
        applyToTitle(chart.getSubtitle(i));
    }

    chart.setBackgroundPaint(this.chartBackgroundPaint);

    // now process the plot if there is one
    Plot plot = chart.getPlot();
    if (plot != null) {
        applyToPlot(plot);
    }
}
 

import org.jfree.chart.title.TextTitle; //導入依賴的package包/類
@Override
protected void configureChart(JFreeChart jfreeChart, JRChartPlot jrPlot) throws JRException
{
	super.configureChart(jfreeChart, jrPlot);

	TextTitle title = jfreeChart.getTitle();
	if (title != null)
	{
		RectangleInsets padding = title.getPadding();
		double bottomPadding = Math.max(padding.getBottom(), 15d);
		title.setPadding(padding.getTop(), padding.getLeft(), bottomPadding, padding.getRight());
	}

	GradientPaint gp = (GradientPaint)getDefaultValue(defaultChartPropertiesMap, ChartThemesConstants.BACKGROUND_PAINT);

	jfreeChart.setBackgroundPaint(new GradientPaint(0f, 0f, gp.getColor1(), 0f, getChart().getHeight() * 0.7f, gp.getColor2(), false));
}
 

import org.jfree.chart.title.TextTitle; //導入依賴的package包/類
protected void setChartSubtitles(JFreeChart jfreeChart) throws JRException
{	
	TitleSettings subtitleSettings = getSubtitleSettings();
	
	Boolean subtitleVisibility = subtitleSettings.getShowTitle();

	if (subtitleVisibility == null || subtitleVisibility.booleanValue())
	{
		String subtitleText = evaluateTextExpression(getChart().getSubtitleExpression());
		if (subtitleText != null)
		{
			TextTitle subtitle = new TextTitle(subtitleText);
			Paint subtitleForecolor = getChart().getOwnSubtitleColor() != null  
				? getChart().getOwnSubtitleColor() 
				: subtitleSettings.getForegroundPaint() != null  
				? subtitleSettings.getForegroundPaint().getPaint()
				: getChart().getSubtitleColor();
			//Subtitle has not its own position set, and by default this will be set the same as title position
			RectangleEdge subtitleEdge = getEdge(subtitleSettings.getPositionValue(), jfreeChart.getTitle() == null ? null : jfreeChart.getTitle().getPosition());
			handleTitleSettings(subtitle, subtitleSettings, getChart().getSubtitleFont(), subtitleForecolor, subtitleEdge);

			jfreeChart.addSubtitle(subtitle);
		}
	}
}
 

import org.jfree.chart.title.TextTitle; //導入依賴的package包/類
private void setChartTitle() {
	JFreeChart chart = getCurrentChart();
	if (chart != null) {
		String text = plotInstance.getCurrentPlotConfigurationClone().getTitleText();
		if (text == null) {
			chart.setTitle(text);
			return;
		}

		Font font = plotInstance.getCurrentPlotConfigurationClone().getTitleFont();
		if (font == null) {
			font = FontTools.getFont(Font.DIALOG, Font.PLAIN, 10);
		}

		TextTitle textTitle = new TextTitle(text, font);
		textTitle.setPaint(plotInstance.getCurrentPlotConfigurationClone().getTitleColor());

		chart.setTitle(textTitle);

	}

}
 

import org.jfree.chart.title.TextTitle; //導入依賴的package包/類
private void fillChart(String title, List<String> names, 
		List<String> colors, List<Float> values) throws Exception {
	DefaultPieDataset data=new DefaultPieDataset();
	for (int ix=0; ix<names.size(); ix++) {
		data.setValue( names.get(ix), values.get(ix) );
	}
       this.chart=ChartFactory.createPieChart3D(
       		title, 
       		data, 
       		true,
       		true, 
       		false);
       LegendTitle legend=this.chart.getLegend();
       legend.setItemFont(new Font("", Font.TRUETYPE_FONT, 9) );
       PiePlot plot=(PiePlot)this.chart.getPlot();
       plot.setCircular(true);
       plot.setBackgroundAlpha(0.9f);       
       plot.setForegroundAlpha(0.5f);
       plot.setLabelFont(new Font("", Font.TRUETYPE_FONT, 9) );
       this.setPlotColor( plot, names, colors );
       this.chart.setTitle(new TextTitle(title, new Font("", Font.TRUETYPE_FONT, 9) ) ); 		
}