Examples with ValueAxisPlot org.jfree.chart.plot.ValueAxisPlot used on opensource projects

Example 1 with ValueAxisPlot

use of org.jfree.chart.plot.ValueAxisPlot in project nimbus by nimbus-org.

the class DateAxisTickUnitAdjusterService method adjust.

// AbstractTickUnitAdjusterServiceのJavaDoc
protected void adjust(ValueAxis axis) {
    if (!(axis instanceof DateAxis)) {
        throw new IllegalArgumentException("axis is not DateAxis.");
    }
    DateAxis dateAxis = (DateAxis) axis;
    DateTickUnit orgTickUnit = dateAxis.getTickUnit();
    int unit = orgTickUnit.getUnit();
    if (autoRangeMinimumSizeEnabled) {
        double autoRangeMinimumSize = Double.NaN;
        switch(unit) {
            case DateTickUnit.MILLISECOND:
                autoRangeMinimumSize = 1d;
                break;
            case DateTickUnit.SECOND:
                autoRangeMinimumSize = 1000d;
                break;
            case DateTickUnit.MINUTE:
                autoRangeMinimumSize = 60d * 1000d;
                break;
            case DateTickUnit.HOUR:
                autoRangeMinimumSize = 60d * 60d * 1000d;
                break;
            case DateTickUnit.DAY:
                autoRangeMinimumSize = 24d * 60d * 60d * 1000d;
                break;
            case DateTickUnit.MONTH:
                autoRangeMinimumSize = 31d * 24d * 60d * 60d * 1000d;
                break;
            case DateTickUnit.YEAR:
                autoRangeMinimumSize = 365d * 24d * 60d * 60d * 1000d;
                break;
            default:
                break;
        }
        if (!Double.isNaN(autoRangeMinimumSize)) {
            Plot plot = dateAxis.getPlot();
            if (plot instanceof ValueAxisPlot) {
                ValueAxisPlot vap = (ValueAxisPlot) plot;
                Range r = vap.getDataRange(dateAxis);
                if (r == null) {
                    if (zeroLength > 0.0d) {
                        dateAxis.setAutoRangeMinimumSize(zeroLength);
                    }
                } else {
                    dateAxis.setAutoRangeMinimumSize(autoRangeMinimumSize * (Double.isNaN(unitCountCommonDivisor) ? 1.0d : unitCountCommonDivisor) * 2);
                }
            } else {
                dateAxis.setAutoRangeMinimumSize(autoRangeMinimumSize * (Double.isNaN(unitCountCommonDivisor) ? 1.0d : unitCountCommonDivisor) * 2);
            }
        }
    }
    double length = dateAxis.getRange().getLength();
    // ミリ秒以外は計算
    switch(unit) {
        case DateTickUnit.SECOND:
            // 秒
            length = length / 1000d;
            break;
        case DateTickUnit.MINUTE:
            // 分
            length = length / (60d * 1000d);
            break;
        case DateTickUnit.HOUR:
            // 時
            length = length / (60d * 60d * 1000d);
            break;
        case DateTickUnit.DAY:
            // 日
            length = length / (24d * 60d * 60d * 1000d);
            break;
        case DateTickUnit.MONTH:
            // 月
            length = length / (28d * 24d * 60d * 60d * 1000d);
            break;
        case DateTickUnit.YEAR:
            // 年
            length = length / (365d * 24d * 60d * 60d * 1000d);
            break;
        default:
            break;
    }
    double unitCount = length / displayGraduationCount;
    if (unitCount <= 0d) {
        // 1ずつ表示
        unitCount = 1d;
    } else {
        unitCount = adjustUnitCountByCommonDivisor(axis, unitCount);
    }
    DateFormat newFormat = null;
    if (format != null) {
        newFormat = format;
    } else {
        newFormat = new SimpleDateFormat();
    }
    int newUnitCount = (int) Math.ceil(unitCount);
    // 新しいTickUnitを設定
    dateAxis.setTickUnit(new DateTickUnit(unit, newUnitCount, newFormat));
}