Java RectangleInsets.getBottom方法代碼示例

import org.jfree.ui.RectangleInsets; //導入方法依賴的package包/類
/**
 * Calculates the anchor point for a tick label.
 * 
 * @param tick  the tick.
 * @param cursor  the cursor.
 * @param dataArea  the data area.
 * @param edge  the edge on which the axis is drawn.
 * 
 * @return The x and y coordinates of the anchor point.
 */
protected float[] calculateAnchorPoint(ValueTick tick, 
                                       double cursor, 
                                       Rectangle2D dataArea, 
                                       RectangleEdge edge) {

    RectangleInsets insets = getTickLabelInsets();
    float[] result = new float[2];
    if (edge == RectangleEdge.TOP) {
        result[0] = (float) valueToJava2D(tick.getValue(), dataArea, edge);
        result[1] = (float) (cursor - insets.getBottom() - 2.0);
    }
    else if (edge == RectangleEdge.BOTTOM) {
        result[0] = (float) valueToJava2D(tick.getValue(), dataArea, edge);
        result[1] = (float) (cursor + insets.getTop() + 2.0); 
    }
    else if (edge == RectangleEdge.LEFT) {
        result[0] = (float) (cursor - insets.getLeft() - 2.0);    
        result[1] = (float) valueToJava2D(tick.getValue(), dataArea, edge);
    }
    else if (edge == RectangleEdge.RIGHT) {
        result[0] = (float) (cursor + insets.getRight() + 2.0);    
        result[1] = (float) valueToJava2D(tick.getValue(), dataArea, edge);
    }
    return result;
}
 

import org.jfree.ui.RectangleInsets; //導入方法依賴的package包/類
/**
 * A utility method for determining the width of a text block.
 *
 * @param block  the text block.
 * @param position  the position.
 * @param g2  the graphics device.
 *
 * @return The width.
 */
protected double calculateTextBlockWidth(TextBlock block, 
                                         CategoryLabelPosition position, 
                                         Graphics2D g2) {
                                                
    RectangleInsets insets = getTickLabelInsets();
    Size2D size = block.calculateDimensions(g2);
    Rectangle2D box = new Rectangle2D.Double(0.0, 0.0, size.getWidth(), 
            size.getHeight());
    Shape rotatedBox = ShapeUtilities.rotateShape(box, position.getAngle(),
            0.0f, 0.0f);
    double w = rotatedBox.getBounds2D().getWidth() + insets.getTop() 
            + insets.getBottom();
    return w;
    
}
 

import org.jfree.ui.RectangleInsets; //導入方法依賴的package包/類
/**
 * A utility method for determining the height of a text block.
 *
 * @param block  the text block.
 * @param position  the label position.
 * @param g2  the graphics device.
 *
 * @return The height.
 */
protected double calculateTextBlockHeight(TextBlock block, 
                                          CategoryLabelPosition position, 
                                          Graphics2D g2) {
                                                
    RectangleInsets insets = getTickLabelInsets();
    Size2D size = block.calculateDimensions(g2);
    Rectangle2D box = new Rectangle2D.Double(0.0, 0.0, size.getWidth(), 
            size.getHeight());
    Shape rotatedBox = ShapeUtilities.rotateShape(box, position.getAngle(),
            0.0f, 0.0f);
    double h = rotatedBox.getBounds2D().getHeight() 
               + insets.getTop() + insets.getBottom();
    return h;
    
}
 

import org.jfree.ui.RectangleInsets; //導入方法依賴的package包/類
/**
 * 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 = null;
        String upperStr = null;
        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;

}
 

import org.jfree.ui.RectangleInsets; //導入方法依賴的package包/類
/**
 * Estimates the maximum tick label height.
 * 
 * @param g2  the graphics device.
 * 
 * @return The maximum height.
 */
protected double estimateMaximumTickLabelHeight(Graphics2D g2) {

    RectangleInsets tickLabelInsets = getTickLabelInsets();
    double result = tickLabelInsets.getTop() + tickLabelInsets.getBottom();
    
    Font tickLabelFont = getTickLabelFont();
    FontRenderContext frc = g2.getFontRenderContext();
    result += tickLabelFont.getLineMetrics("123", frc).getHeight();
    return result;
    
}
 

import org.jfree.ui.RectangleInsets; //導入方法依賴的package包/類
/**
 * A utility method for determining the height of the tallest tick label.
 *
 * @param ticks  the ticks.
 * @param g2  the graphics device.
 * @param drawArea  the area within which the plot and axes should be drawn.
 * @param vertical  a flag that indicates whether or not the tick labels 
 *                  are 'vertical'.
 *
 * @return The height of the tallest tick label.
 */
protected double findMaximumTickLabelHeight(List ticks,
                                            Graphics2D g2, 
                                            Rectangle2D drawArea, 
                                            boolean vertical) {
                                                
    RectangleInsets insets = getTickLabelInsets();
    Font font = getTickLabelFont();
    double maxHeight = 0.0;
    if (vertical) {
        FontMetrics fm = g2.getFontMetrics(font);
        Iterator iterator = ticks.iterator();
        while (iterator.hasNext()) {
            Tick tick = (Tick) iterator.next();
            Rectangle2D labelBounds = TextUtilities.getTextBounds(
                    tick.getText(), g2, fm);
            if (labelBounds.getWidth() + insets.getTop() 
                    + insets.getBottom() > maxHeight) {
                maxHeight = labelBounds.getWidth() 
                            + insets.getTop() + insets.getBottom();
            }
        }
    }
    else {
        LineMetrics metrics = font.getLineMetrics("ABCxyz", 
                g2.getFontRenderContext());
        maxHeight = metrics.getHeight() 
                    + insets.getTop() + insets.getBottom();
    }
    return maxHeight;
    
}
 

import org.jfree.ui.RectangleInsets; //導入方法依賴的package包/類
/**
 * A utility method for determining the width of the widest tick label.
 *
 * @param ticks  the ticks.
 * @param g2  the graphics device.
 * @param drawArea  the area within which the plot and axes should be drawn.
 * @param vertical  a flag that indicates whether or not the tick labels 
 *                  are 'vertical'.
 *
 * @return The width of the tallest tick label.
 */
protected double findMaximumTickLabelWidth(List ticks, 
                                           Graphics2D g2, 
                                           Rectangle2D drawArea, 
                                           boolean vertical) {
                                               
    RectangleInsets insets = getTickLabelInsets();
    Font font = getTickLabelFont();
    double maxWidth = 0.0;
    if (!vertical) {
        FontMetrics fm = g2.getFontMetrics(font);
        Iterator iterator = ticks.iterator();
        while (iterator.hasNext()) {
            Tick tick = (Tick) iterator.next();
            Rectangle2D labelBounds = TextUtilities.getTextBounds(
                    tick.getText(), g2, fm);
            if (labelBounds.getWidth() + insets.getLeft() 
                    + insets.getRight() > maxWidth) {
                maxWidth = labelBounds.getWidth() 
                           + insets.getLeft() + insets.getRight();
            }
        }
    }
    else {
        LineMetrics metrics = font.getLineMetrics("ABCxyz", 
                g2.getFontRenderContext());
        maxWidth = metrics.getHeight() 
                   + insets.getTop() + insets.getBottom();
    }
    return maxWidth;
    
}