public class ChartAxisType
extends java.lang.Object
Examples:
Shows how to create an appropriate type of chart series for a graph type.
public void chartSeriesCollection() throws Exception {
Document doc = new Document();
DocumentBuilder builder = new DocumentBuilder(doc);
// There are several ways of populating a chart's series collection.
// Different series schemas are intended for different chart types.
// 1 - Column chart with columns grouped and banded along the X-axis by category:
Chart chart = appendChart(builder, ChartType.COLUMN, 500.0, 300.0);
String[] categories = {"Category 1", "Category 2", "Category 3"};
// Insert two series of decimal values containing a value for each respective category.
// This column chart will have three groups, each with two columns.
chart.getSeries().add("Series 1", categories, new double[]{76.6, 82.1, 91.6});
chart.getSeries().add("Series 2", categories, new double[]{64.2, 79.5, 94.0});
// Categories are distributed along the X-axis, and values are distributed along the Y-axis.
Assert.assertEquals(ChartAxisType.CATEGORY, chart.getAxisX().getType());
Assert.assertEquals(ChartAxisType.VALUE, chart.getAxisY().getType());
// 2 - Area chart with dates distributed along the X-axis:
chart = appendChart(builder, ChartType.AREA, 500.0, 300.0);
Date[] dates = {DocumentHelper.createDate(2014, 3, 31),
DocumentHelper.createDate(2017, 1, 23),
DocumentHelper.createDate(2017, 6, 18),
DocumentHelper.createDate(2019, 11, 22),
DocumentHelper.createDate(2020, 9, 7)
};
// Insert a series with a decimal value for each respective date.
// The dates will be distributed along a linear X-axis,
// and the values added to this series will create data points.
chart.getSeries().add("Series 1", dates, new double[]{15.8, 21.5, 22.9, 28.7, 33.1});
Assert.assertEquals(ChartAxisType.CATEGORY, chart.getAxisX().getType());
Assert.assertEquals(ChartAxisType.VALUE, chart.getAxisY().getType());
// 3 - 2D scatter plot:
chart = appendChart(builder, ChartType.SCATTER, 500.0, 300.0);
// Each series will need two decimal arrays of equal length.
// The first array contains X-values, and the second contains corresponding Y-values
// of data points on the chart's graph.
chart.getSeries().add("Series 1",
new double[]{3.1, 3.5, 6.3, 4.1, 2.2, 8.3, 1.2, 3.6},
new double[]{3.1, 6.3, 4.6, 0.9, 8.5, 4.2, 2.3, 9.9});
chart.getSeries().add("Series 2",
new double[]{2.6, 7.3, 4.5, 6.6, 2.1, 9.3, 0.7, 3.3},
new double[]{7.1, 6.6, 3.5, 7.8, 7.7, 9.5, 1.3, 4.6});
Assert.assertEquals(ChartAxisType.VALUE, chart.getAxisX().getType());
Assert.assertEquals(ChartAxisType.VALUE, chart.getAxisY().getType());
// 4 - Bubble chart:
chart = appendChart(builder, ChartType.BUBBLE, 500.0, 300.0);
// Each series will need three decimal arrays of equal length.
// The first array contains X-values, the second contains corresponding Y-values,
// and the third contains diameters for each of the graph's data points.
chart.getSeries().add("Series 1",
new double[]{1.1, 5.0, 9.8},
new double[]{1.2, 4.9, 9.9},
new double[]{2.0, 4.0, 8.0});
doc.save(getArtifactsDir() + "Charts.ChartSeriesCollection.docx");
}
/// <summary>
/// Insert a chart using a document builder of a specified ChartType, width and height, and remove its demo data.
/// </summary>
private static Chart appendChart(DocumentBuilder builder, int chartType, double width, double height) throws Exception {
Shape chartShape = builder.insertChart(chartType, width, height);
Chart chart = chartShape.getChart();
chart.getSeries().clear();
return chart;
}
| Modifier and Type | Field and Description |
|---|---|
static int |
CATEGORY
Category axis of a chart.
|
static int |
length |
static int |
SERIES
Series axis of a chart.
|
static int |
VALUE
Value axis of a chart.
|
| Modifier and Type | Method and Description |
|---|---|
static int |
fromName(java.lang.String chartAxisTypeName) |
static java.lang.String |
getName(int chartAxisType) |
static int[] |
getValues() |
static java.lang.String |
toString(int chartAxisType) |