Examples with TextAnchor org.jfree.ui.TextAnchor used on opensource projects

Example 21 with TextAnchor

use of org.jfree.ui.TextAnchor in project SIMVA-SoS by SESoS.

the class DateAxis method refreshTicksHorizontal.

/**
 * Recalculates the ticks for the date axis.
 *
 * @param g2  the graphics device.
 * @param dataArea  the area in which the data is to be drawn.
 * @param edge  the location of the axis.
 *
 * @return A list of ticks.
 */
protected List refreshTicksHorizontal(Graphics2D g2, Rectangle2D dataArea, RectangleEdge edge) {
    List result = new java.util.ArrayList();
    Font tickLabelFont = getTickLabelFont();
    g2.setFont(tickLabelFont);
    if (isAutoTickUnitSelection()) {
        selectAutoTickUnit(g2, dataArea, edge);
    }
    DateTickUnit unit = getTickUnit();
    Date tickDate = calculateLowestVisibleTickValue(unit);
    Date upperDate = getMaximumDate();
    boolean hasRolled = false;
    while (tickDate.before(upperDate)) {
        // could add a flag to make the following correction optional...
        if (!hasRolled) {
            tickDate = correctTickDateForPosition(tickDate, unit, this.tickMarkPosition);
        }
        long lowestTickTime = tickDate.getTime();
        long distance = unit.addToDate(tickDate, this.timeZone).getTime() - lowestTickTime;
        int minorTickSpaces = getMinorTickCount();
        if (minorTickSpaces <= 0) {
            minorTickSpaces = unit.getMinorTickCount();
        }
        for (int minorTick = 1; minorTick < minorTickSpaces; minorTick++) {
            long minorTickTime = lowestTickTime - distance * minorTick / minorTickSpaces;
            if (minorTickTime > 0 && getRange().contains(minorTickTime) && (!isHiddenValue(minorTickTime))) {
                result.add(new DateTick(TickType.MINOR, new Date(minorTickTime), "", TextAnchor.TOP_CENTER, TextAnchor.CENTER, 0.0));
            }
        }
        if (!isHiddenValue(tickDate.getTime())) {
            // work out the value, label and position
            String tickLabel;
            DateFormat formatter = getDateFormatOverride();
            if (formatter != null) {
                tickLabel = formatter.format(tickDate);
            } else {
                tickLabel = this.tickUnit.dateToString(tickDate);
            }
            TextAnchor anchor, rotationAnchor;
            double angle = 0.0;
            if (isVerticalTickLabels()) {
                anchor = TextAnchor.CENTER_RIGHT;
                rotationAnchor = TextAnchor.CENTER_RIGHT;
                if (edge == RectangleEdge.TOP) {
                    angle = Math.PI / 2.0;
                } else {
                    angle = -Math.PI / 2.0;
                }
            } else {
                if (edge == RectangleEdge.TOP) {
                    anchor = TextAnchor.BOTTOM_CENTER;
                    rotationAnchor = TextAnchor.BOTTOM_CENTER;
                } else {
                    anchor = TextAnchor.TOP_CENTER;
                    rotationAnchor = TextAnchor.TOP_CENTER;
                }
            }
            Tick tick = new DateTick(tickDate, tickLabel, anchor, rotationAnchor, angle);
            result.add(tick);
            hasRolled = false;
            long currentTickTime = tickDate.getTime();
            tickDate = unit.addToDate(tickDate, this.timeZone);
            long nextTickTime = tickDate.getTime();
            for (int minorTick = 1; minorTick < minorTickSpaces; minorTick++) {
                long minorTickTime = currentTickTime + (nextTickTime - currentTickTime) * minorTick / minorTickSpaces;
                if (getRange().contains(minorTickTime) && (!isHiddenValue(minorTickTime))) {
                    result.add(new DateTick(TickType.MINOR, new Date(minorTickTime), "", TextAnchor.TOP_CENTER, TextAnchor.CENTER, 0.0));
                }
            }
        } else {
            tickDate = unit.rollDate(tickDate, this.timeZone);
            hasRolled = true;
            continue;
        }
    }
    return result;
}

Example 22 with TextAnchor

use of org.jfree.ui.TextAnchor in project SIMVA-SoS by SESoS.

the class DateAxis method refreshTicksVertical.

/**
 * Recalculates the ticks for the date axis.
 *
 * @param g2  the graphics device.
 * @param dataArea  the area in which the plot should be drawn.
 * @param edge  the location of the axis.
 *
 * @return A list of ticks.
 */
protected List refreshTicksVertical(Graphics2D g2, Rectangle2D dataArea, RectangleEdge edge) {
    List result = new java.util.ArrayList();
    Font tickLabelFont = getTickLabelFont();
    g2.setFont(tickLabelFont);
    if (isAutoTickUnitSelection()) {
        selectAutoTickUnit(g2, dataArea, edge);
    }
    DateTickUnit unit = getTickUnit();
    Date tickDate = calculateLowestVisibleTickValue(unit);
    Date upperDate = getMaximumDate();
    boolean hasRolled = false;
    while (tickDate.before(upperDate)) {
        // could add a flag to make the following correction optional...
        if (!hasRolled) {
            tickDate = correctTickDateForPosition(tickDate, unit, this.tickMarkPosition);
        }
        long lowestTickTime = tickDate.getTime();
        long distance = unit.addToDate(tickDate, this.timeZone).getTime() - lowestTickTime;
        int minorTickSpaces = getMinorTickCount();
        if (minorTickSpaces <= 0) {
            minorTickSpaces = unit.getMinorTickCount();
        }
        for (int minorTick = 1; minorTick < minorTickSpaces; minorTick++) {
            long minorTickTime = lowestTickTime - distance * minorTick / minorTickSpaces;
            if (minorTickTime > 0 && getRange().contains(minorTickTime) && (!isHiddenValue(minorTickTime))) {
                result.add(new DateTick(TickType.MINOR, new Date(minorTickTime), "", TextAnchor.TOP_CENTER, TextAnchor.CENTER, 0.0));
            }
        }
        if (!isHiddenValue(tickDate.getTime())) {
            // work out the value, label and position
            String tickLabel;
            DateFormat formatter = getDateFormatOverride();
            if (formatter != null) {
                tickLabel = formatter.format(tickDate);
            } else {
                tickLabel = this.tickUnit.dateToString(tickDate);
            }
            TextAnchor anchor, rotationAnchor;
            double angle = 0.0;
            if (isVerticalTickLabels()) {
                anchor = TextAnchor.BOTTOM_CENTER;
                rotationAnchor = TextAnchor.BOTTOM_CENTER;
                if (edge == RectangleEdge.LEFT) {
                    angle = -Math.PI / 2.0;
                } else {
                    angle = Math.PI / 2.0;
                }
            } else {
                if (edge == RectangleEdge.LEFT) {
                    anchor = TextAnchor.CENTER_RIGHT;
                    rotationAnchor = TextAnchor.CENTER_RIGHT;
                } else {
                    anchor = TextAnchor.CENTER_LEFT;
                    rotationAnchor = TextAnchor.CENTER_LEFT;
                }
            }
            Tick tick = new DateTick(tickDate, tickLabel, anchor, rotationAnchor, angle);
            result.add(tick);
            hasRolled = false;
            long currentTickTime = tickDate.getTime();
            tickDate = unit.addToDate(tickDate, this.timeZone);
            long nextTickTime = tickDate.getTime();
            for (int minorTick = 1; minorTick < minorTickSpaces; minorTick++) {
                long minorTickTime = currentTickTime + (nextTickTime - currentTickTime) * minorTick / minorTickSpaces;
                if (getRange().contains(minorTickTime) && (!isHiddenValue(minorTickTime))) {
                    result.add(new DateTick(TickType.MINOR, new Date(minorTickTime), "", TextAnchor.TOP_CENTER, TextAnchor.CENTER, 0.0));
                }
            }
        } else {
            tickDate = unit.rollDate(tickDate, this.timeZone);
            hasRolled = true;
        }
    }
    return result;
}

Example 23 with TextAnchor

use of org.jfree.ui.TextAnchor in project SIMVA-SoS by SESoS.

the class PolarPlot method calculateTextAnchor.

/**
 * Calculate the text position for the given degrees.
 *
 * @param angleDegrees  the angle in degrees.
 *
 * @return The optimal text anchor.
 * @since 1.0.14
 */
protected TextAnchor calculateTextAnchor(double angleDegrees) {
    TextAnchor ta = TextAnchor.CENTER;
    // normalize angle
    double offset = this.angleOffset;
    while (offset < 0.0) {
        offset += 360.0;
    }
    double normalizedAngle = (((this.counterClockwise ? -1 : 1) * angleDegrees) + offset) % 360;
    while (this.counterClockwise && (normalizedAngle < 0.0)) {
        normalizedAngle += 360.0;
    }
    if (normalizedAngle == 0.0) {
        ta = TextAnchor.CENTER_LEFT;
    } else if (normalizedAngle > 0.0 && normalizedAngle < 90.0) {
        ta = TextAnchor.TOP_LEFT;
    } else if (normalizedAngle == 90.0) {
        ta = TextAnchor.TOP_CENTER;
    } else if (normalizedAngle > 90.0 && normalizedAngle < 180.0) {
        ta = TextAnchor.TOP_RIGHT;
    } else if (normalizedAngle == 180) {
        ta = TextAnchor.CENTER_RIGHT;
    } else if (normalizedAngle > 180.0 && normalizedAngle < 270.0) {
        ta = TextAnchor.BOTTOM_RIGHT;
    } else if (normalizedAngle == 270) {
        ta = TextAnchor.BOTTOM_CENTER;
    } else if (normalizedAngle > 270.0 && normalizedAngle < 360.0) {
        ta = TextAnchor.BOTTOM_LEFT;
    }
    return ta;
}