com.aspose.words

Class ChartMarker

  • java.lang.Object
    • com.aspose.words.ChartMarker
  • All Implemented Interfaces:
    java.lang.Cloneable
    public class ChartMarker 
    extends java.lang.Object

Represents a chart data marker.

Example:

Shows how to work with data points on a line chart.
@Test
public void chartDataPoint() throws Exception {
    Document doc = new Document();
    DocumentBuilder builder = new DocumentBuilder(doc);

    Shape shape = builder.insertChart(ChartType.LINE, 500.0, 350.0);
    Chart chart = shape.getChart();

    Assert.assertEquals(3, chart.getSeries().getCount());
    Assert.assertEquals("Series 1", chart.getSeries().get(0).getName());
    Assert.assertEquals("Series 2", chart.getSeries().get(1).getName());
    Assert.assertEquals("Series 3", chart.getSeries().get(2).getName());

    // Emphasize the chart's data points by making them appear as diamond shapes.
    for (ChartSeries series : chart.getSeries())
        applyDataPoints(series, 4, MarkerSymbol.DIAMOND, 15);

    // Smooth out the line that represents the first data series.
    chart.getSeries().get(0).setSmooth(true);

    // Verify that data points for the first series will not invert their colors if the value is negative.
    Iterator<ChartDataPoint> enumerator = chart.getSeries().get(0).getDataPoints().iterator();
    while (enumerator.hasNext()) {
        Assert.assertFalse(enumerator.next().getInvertIfNegative());
    }

    // For a cleaner looking graph, we can clear format individually.
    chart.getSeries().get(1).getDataPoints().get(2).clearFormat();

    // We can also strip an entire series of data points at once.
    chart.getSeries().get(2).getDataPoints().clearFormat();

    doc.save(getArtifactsDir() + "Charts.ChartDataPoint.docx");
}

/// <summary>
/// Applies a number of data points to a series.
/// </summary>
private static void applyDataPoints(ChartSeries series, int dataPointsCount, int markerSymbol, int dataPointSize) {
    for (int i = 0; i < dataPointsCount; i++) {
        ChartDataPoint point = series.getDataPoints().get(i);
        point.getMarker().setSymbol(markerSymbol);
        point.getMarker().setSize(dataPointSize);

        Assert.assertEquals(point.getIndex(), i);
    }
}

Constructor Summary
 
Property Getters/Setters Summary
intgetSize()
void
setSize(intvalue)
           Gets or sets chart marker size. Default value is 7.
intgetSymbol()
void
setSymbol(intvalue)
           Gets or sets chart marker symbol. The value of the property is MarkerSymbol integer constant.
 

    • Constructor Detail

      • ChartMarker

        public ChartMarker()
    • Property Getters/Setters Detail

      • getSize/setSize

        public int getSize() / public void setSize(int value)
        
        Gets or sets chart marker size. Default value is 7.

        Example:

        Shows how to work with data points on a line chart.
        @Test
        public void chartDataPoint() throws Exception {
            Document doc = new Document();
            DocumentBuilder builder = new DocumentBuilder(doc);
        
            Shape shape = builder.insertChart(ChartType.LINE, 500.0, 350.0);
            Chart chart = shape.getChart();
        
            Assert.assertEquals(3, chart.getSeries().getCount());
            Assert.assertEquals("Series 1", chart.getSeries().get(0).getName());
            Assert.assertEquals("Series 2", chart.getSeries().get(1).getName());
            Assert.assertEquals("Series 3", chart.getSeries().get(2).getName());
        
            // Emphasize the chart's data points by making them appear as diamond shapes.
            for (ChartSeries series : chart.getSeries())
                applyDataPoints(series, 4, MarkerSymbol.DIAMOND, 15);
        
            // Smooth out the line that represents the first data series.
            chart.getSeries().get(0).setSmooth(true);
        
            // Verify that data points for the first series will not invert their colors if the value is negative.
            Iterator<ChartDataPoint> enumerator = chart.getSeries().get(0).getDataPoints().iterator();
            while (enumerator.hasNext()) {
                Assert.assertFalse(enumerator.next().getInvertIfNegative());
            }
        
            // For a cleaner looking graph, we can clear format individually.
            chart.getSeries().get(1).getDataPoints().get(2).clearFormat();
        
            // We can also strip an entire series of data points at once.
            chart.getSeries().get(2).getDataPoints().clearFormat();
        
            doc.save(getArtifactsDir() + "Charts.ChartDataPoint.docx");
        }
        
        /// <summary>
        /// Applies a number of data points to a series.
        /// </summary>
        private static void applyDataPoints(ChartSeries series, int dataPointsCount, int markerSymbol, int dataPointSize) {
            for (int i = 0; i < dataPointsCount; i++) {
                ChartDataPoint point = series.getDataPoints().get(i);
                point.getMarker().setSymbol(markerSymbol);
                point.getMarker().setSize(dataPointSize);
        
                Assert.assertEquals(point.getIndex(), i);
            }
        }
      • getSymbol/setSymbol

        public int getSymbol() / public void setSymbol(int value)
        
        Gets or sets chart marker symbol. The value of the property is MarkerSymbol integer constant.

        Example:

        Shows how to work with data points on a line chart.
        @Test
        public void chartDataPoint() throws Exception {
            Document doc = new Document();
            DocumentBuilder builder = new DocumentBuilder(doc);
        
            Shape shape = builder.insertChart(ChartType.LINE, 500.0, 350.0);
            Chart chart = shape.getChart();
        
            Assert.assertEquals(3, chart.getSeries().getCount());
            Assert.assertEquals("Series 1", chart.getSeries().get(0).getName());
            Assert.assertEquals("Series 2", chart.getSeries().get(1).getName());
            Assert.assertEquals("Series 3", chart.getSeries().get(2).getName());
        
            // Emphasize the chart's data points by making them appear as diamond shapes.
            for (ChartSeries series : chart.getSeries())
                applyDataPoints(series, 4, MarkerSymbol.DIAMOND, 15);
        
            // Smooth out the line that represents the first data series.
            chart.getSeries().get(0).setSmooth(true);
        
            // Verify that data points for the first series will not invert their colors if the value is negative.
            Iterator<ChartDataPoint> enumerator = chart.getSeries().get(0).getDataPoints().iterator();
            while (enumerator.hasNext()) {
                Assert.assertFalse(enumerator.next().getInvertIfNegative());
            }
        
            // For a cleaner looking graph, we can clear format individually.
            chart.getSeries().get(1).getDataPoints().get(2).clearFormat();
        
            // We can also strip an entire series of data points at once.
            chart.getSeries().get(2).getDataPoints().clearFormat();
        
            doc.save(getArtifactsDir() + "Charts.ChartDataPoint.docx");
        }
        
        /// <summary>
        /// Applies a number of data points to a series.
        /// </summary>
        private static void applyDataPoints(ChartSeries series, int dataPointsCount, int markerSymbol, int dataPointSize) {
            for (int i = 0; i < dataPointsCount; i++) {
                ChartDataPoint point = series.getDataPoints().get(i);
                point.getMarker().setSymbol(markerSymbol);
                point.getMarker().setSize(dataPointSize);
        
                Assert.assertEquals(point.getIndex(), i);
            }
        }