Example usage for org.jfree.chart.annotations CategoryPointerAnnotation setTextAnchor

Introduction

In this page you can find the example usage for org.jfree.chart.annotations CategoryPointerAnnotation setTextAnchor.

Prototype

public void setTextAnchor(TextAnchor anchor) 

Source Link

Document

Sets the text anchor (the point on the text bounding rectangle that is aligned to the (x, y) coordinate of the annotation) and sends an AnnotationChangeEvent to all registered listeners.

Usage

From source file:org.jfree.chart.demo.CategoryPointerAnnotationDemo1.java

private static JFreeChart createChart(CategoryDataset categorydataset) {
    JFreeChart jfreechart = ChartFactory.createLineChart("Java Standard Class Library", "Release",
            "Class Count", categorydataset, PlotOrientation.VERTICAL, false, true, false);
    jfreechart.addSubtitle(new TextTitle("Number of Classes By Release"));
    TextTitle texttitle = new TextTitle(
            "Source: Java In A Nutshell (4th Edition) by David Flanagan (O'Reilly)");
    texttitle.setFont(new Font("SansSerif", 0, 10));
    texttitle.setPosition(RectangleEdge.BOTTOM);
    texttitle.setHorizontalAlignment(HorizontalAlignment.RIGHT);
    jfreechart.addSubtitle(texttitle);//from   w  w w .j a va2  s. c  om
    jfreechart.setBackgroundPaint(Color.white);
    CategoryPlot categoryplot = (CategoryPlot) jfreechart.getPlot();
    categoryplot.setBackgroundPaint(Color.lightGray);
    categoryplot.setRangeGridlinePaint(Color.white);
    NumberAxis numberaxis = (NumberAxis) categoryplot.getRangeAxis();
    numberaxis.setStandardTickUnits(NumberAxis.createIntegerTickUnits());
    LineAndShapeRenderer lineandshaperenderer = (LineAndShapeRenderer) categoryplot.getRenderer();
    lineandshaperenderer.setBaseShapesVisible(true);
    lineandshaperenderer.setDrawOutlines(true);
    lineandshaperenderer.setUseFillPaint(true);
    lineandshaperenderer.setBaseFillPaint(Color.white);
    CategoryPointerAnnotation categorypointerannotation = new CategoryPointerAnnotation("Released 4-Dec-1998",
            "JDK 1.2", 1530D, -2.3561944901923448D);
    categorypointerannotation.setTextAnchor(TextAnchor.BOTTOM_RIGHT);
    categoryplot.addAnnotation(categorypointerannotation);
    return jfreechart;
}

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