Examples with DateRange org.jfree.data.time.DateRange used on opensource projects

Example 1 with DateRange

use of org.jfree.data.time.DateRange in project SIMVA-SoS by SESoS.

the class DateAxis method estimateMaximumTickLabelHeight.

/**
 * Estimates the maximum width of the tick labels, assuming the specified
 * tick unit is used.
 * <P>
 * Rather than computing the string bounds of every tick on the axis, we
 * just look at two values: the lower bound and the upper bound for the
 * axis.  These two values will usually be representative.
 *
 * @param g2  the graphics device.
 * @param unit  the tick unit to use for calculation.
 *
 * @return The estimated maximum width of the tick labels.
 */
private double estimateMaximumTickLabelHeight(Graphics2D g2, DateTickUnit unit) {
    RectangleInsets tickLabelInsets = getTickLabelInsets();
    double result = tickLabelInsets.getTop() + tickLabelInsets.getBottom();
    Font tickLabelFont = getTickLabelFont();
    FontRenderContext frc = g2.getFontRenderContext();
    LineMetrics lm = tickLabelFont.getLineMetrics("ABCxyz", frc);
    if (!isVerticalTickLabels()) {
        // all tick labels have the same width (equal to the height of
        // the font)...
        result += lm.getHeight();
    } else {
        // look at lower and upper bounds...
        DateRange range = (DateRange) getRange();
        Date lower = range.getLowerDate();
        Date upper = range.getUpperDate();
        String lowerStr, upperStr;
        DateFormat formatter = getDateFormatOverride();
        if (formatter != null) {
            lowerStr = formatter.format(lower);
            upperStr = formatter.format(upper);
        } else {
            lowerStr = unit.dateToString(lower);
            upperStr = unit.dateToString(upper);
        }
        FontMetrics fm = g2.getFontMetrics(tickLabelFont);
        double w1 = fm.stringWidth(lowerStr);
        double w2 = fm.stringWidth(upperStr);
        result += Math.max(w1, w2);
    }
    return result;
}

Example 2 with DateRange

use of org.jfree.data.time.DateRange in project SIMVA-SoS by SESoS.

the class DateAxis method getMaximumDate.

/**
 * Returns the latest date visible on the axis.
 *
 * @return The date.
 *
 * @see #setMaximumDate(Date)
 * @see #getMinimumDate()
 */
public Date getMaximumDate() {
    Date result;
    Range range = getRange();
    if (range instanceof DateRange) {
        DateRange r = (DateRange) range;
        result = r.getUpperDate();
    } else {
        result = new Date((long) range.getUpperBound());
    }
    return result;
}

Example 3 with DateRange

use of org.jfree.data.time.DateRange in project SIMVA-SoS by SESoS.

the class DateAxis method getMinimumDate.

/**
 * Returns the earliest date visible on the axis.
 *
 * @return The date.
 *
 * @see #setMinimumDate(Date)
 * @see #getMaximumDate()
 */
public Date getMinimumDate() {
    Date result;
    Range range = getRange();
    if (range instanceof DateRange) {
        DateRange r = (DateRange) range;
        result = r.getLowerDate();
    } else {
        result = new Date((long) range.getLowerBound());
    }
    return result;
}

Example 4 with DateRange

use of org.jfree.data.time.DateRange in project SIMVA-SoS by SESoS.

the class DateAxis method estimateMaximumTickLabelWidth.

/**
 * Estimates the maximum width of the tick labels, assuming the specified
 * tick unit is used.
 * <P>
 * Rather than computing the string bounds of every tick on the axis, we
 * just look at two values: the lower bound and the upper bound for the
 * axis.  These two values will usually be representative.
 *
 * @param g2  the graphics device.
 * @param unit  the tick unit to use for calculation.
 *
 * @return The estimated maximum width of the tick labels.
 */
private double estimateMaximumTickLabelWidth(Graphics2D g2, DateTickUnit unit) {
    RectangleInsets tickLabelInsets = getTickLabelInsets();
    double result = tickLabelInsets.getLeft() + tickLabelInsets.getRight();
    Font tickLabelFont = getTickLabelFont();
    FontRenderContext frc = g2.getFontRenderContext();
    LineMetrics lm = tickLabelFont.getLineMetrics("ABCxyz", frc);
    if (isVerticalTickLabels()) {
        // all tick labels have the same width (equal to the height of
        // the font)...
        result += lm.getHeight();
    } else {
        // look at lower and upper bounds...
        DateRange range = (DateRange) getRange();
        Date lower = range.getLowerDate();
        Date upper = range.getUpperDate();
        String lowerStr, upperStr;
        DateFormat formatter = getDateFormatOverride();
        if (formatter != null) {
            lowerStr = formatter.format(lower);
            upperStr = formatter.format(upper);
        } else {
            lowerStr = unit.dateToString(lower);
            upperStr = unit.dateToString(upper);
        }
        FontMetrics fm = g2.getFontMetrics(tickLabelFont);
        double w1 = fm.stringWidth(lowerStr);
        double w2 = fm.stringWidth(upperStr);
        result += Math.max(w1, w2);
    }
    return result;
}

Example 5 with DateRange

use of org.jfree.data.time.DateRange in project SIMVA-SoS by SESoS.

the class DateAxisTest method testSetRange.

/**
 * Test that the setRange() method works.
 */
@Test
public void testSetRange() {
    DateAxis axis = new DateAxis("Test Axis");
    Calendar calendar = Calendar.getInstance();
    calendar.set(1999, Calendar.JANUARY, 3);
    Date d1 = calendar.getTime();
    calendar.set(1999, Calendar.JANUARY, 31);
    Date d2 = calendar.getTime();
    axis.setRange(d1, d2);
    DateRange range = (DateRange) axis.getRange();
    assertEquals(d1, range.getLowerDate());
    assertEquals(d2, range.getUpperDate());
}