import org.jfree.chart.axis.TickUnitSource; //导入依赖的package包/类
public TickUnitSource createIntegerTickUnits(Locale locale)
{
DecimalFormatSymbols formatSymbols = DecimalFormatSymbols.getInstance(locale);
// copied from NumberAxis.createIntegerTickUnits() to preserve backward behaviour
TickUnits units = new TickUnits();
DecimalFormat df0 = new DecimalFormat("0", formatSymbols);
DecimalFormat df1 = new DecimalFormat("#,##0", formatSymbols);
units.add(new NumberTickUnit(1, df0));
units.add(new NumberTickUnit(2, df0));
units.add(new NumberTickUnit(5, df0));
units.add(new NumberTickUnit(10, df0));
units.add(new NumberTickUnit(20, df0));
units.add(new NumberTickUnit(50, df0));
units.add(new NumberTickUnit(100, df0));
units.add(new NumberTickUnit(200, df0));
units.add(new NumberTickUnit(500, df0));
units.add(new NumberTickUnit(1000, df1));
units.add(new NumberTickUnit(2000, df1));
units.add(new NumberTickUnit(5000, df1));
units.add(new NumberTickUnit(10000, df1));
units.add(new NumberTickUnit(20000, df1));
units.add(new NumberTickUnit(50000, df1));
units.add(new NumberTickUnit(100000, df1));
units.add(new NumberTickUnit(200000, df1));
units.add(new NumberTickUnit(500000, df1));
units.add(new NumberTickUnit(1000000, df1));
units.add(new NumberTickUnit(2000000, df1));
units.add(new NumberTickUnit(5000000, df1));
units.add(new NumberTickUnit(10000000, df1));
units.add(new NumberTickUnit(20000000, df1));
units.add(new NumberTickUnit(50000000, df1));
units.add(new NumberTickUnit(100000000, df1));
units.add(new NumberTickUnit(200000000, df1));
units.add(new NumberTickUnit(500000000, df1));
units.add(new NumberTickUnit(1000000000, df1));
units.add(new NumberTickUnit(2000000000, df1));
units.add(new NumberTickUnit(5000000000.0, df1));
units.add(new NumberTickUnit(10000000000.0, df1));
// adding further values by default because 1E10 is not enough for some people
// using getNumberInstance because that's what NumberAxis.createIntegerTickUnits does
units.add(new NumberTickUnit(20000000000L, df1));
units.add(new NumberTickUnit(50000000000L, df1));
units.add(new NumberTickUnit(100000000000L, df1));
units.add(new NumberTickUnit(200000000000L, df1));
units.add(new NumberTickUnit(500000000000L, df1));
units.add(new NumberTickUnit(1000000000000L, df1));
units.add(new NumberTickUnit(2000000000000L, df1));
units.add(new NumberTickUnit(5000000000000L, df1));
units.add(new NumberTickUnit(10000000000000L, df1));
units.add(new NumberTickUnit(20000000000000L, df1));
units.add(new NumberTickUnit(50000000000000L, df1));
units.add(new NumberTickUnit(100000000000000L, df1));
units.add(new NumberTickUnit(200000000000000L, df1));
units.add(new NumberTickUnit(500000000000000L, df1));
units.add(new NumberTickUnit(1000000000000000L, df1));
units.add(new NumberTickUnit(2000000000000000L, df1));
units.add(new NumberTickUnit(5000000000000000L, df1));
units.add(new NumberTickUnit(10000000000000000L, df1));
units.add(new NumberTickUnit(20000000000000000L, df1));
units.add(new NumberTickUnit(50000000000000000L, df1));
units.add(new NumberTickUnit(100000000000000000L, df1));
units.add(new NumberTickUnit(200000000000000000L, df1));
units.add(new NumberTickUnit(500000000000000000L, df1));
units.add(new NumberTickUnit(1000000000000000000L, df1));
units.add(new NumberTickUnit(2000000000000000000L, df1));
units.add(new NumberTickUnit(5000000000000000000L, df1));
return units;
}
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