我有一个可能有空值的图表,我也想要修复 X 轴刻度(例如 20 点)。以及绑定到 Y 轴的值(不是空值 ex.10 值)。
[更新]
String [] categories = {"32-11, 33-11, 34-11, 35-11, 36-11, 37-11, 38-11, 39-11, 40-11, 41-11, 42-11, 43-11, 44-11, 45-11, 46-11, 47-11, 48-11, 49-11, 50-11, 51-11"};
LineChart<String, Number> myChart;
CategoryAxis xAxis;
NumberAxis yAxis;
yAxis = new NumberAxis();
xAxis = new CategoryAxis();
xAxis.setCategories(FXCollections.<String>observableArrayList(Arrays.asList(categories)));
xAxis.setAutoRanging(false);
myChart = new LineChart<String, Number>(xAxis,yAxis);
Series<String, Number> aSeries = new Series<String, Number>();
for (int i = 0; i < categories.length; i++) {
aSeries.getData().add(new XYChart.Data(categories[i],"Some Long values and may be null"));
}
myChart.getData().add(aSeries);
- 图表绘制无
- //xAxis.setAutoRanging(false); 图表绘制但具有自动范围。