Java Code Examples for java.awt.geom.Rectangle2D#getWidth()

private Paint decodeGradient12(Shape s) {
    Rectangle2D bounds = s.getBounds2D();
    float x = (float) bounds.getX();
    float y = (float) bounds.getY();
    float w = (float) bounds.getWidth();
    float h = (float) bounds.getHeight();
    return decodeGradient((0.5f * w) + x, (0.0f * h) + y, (0.5f * w) + x, (1.0f * h) + y,
            new float[]{0.0f, 0.20645161f, 0.41290322f, 0.44193548f, 0.47096774f, 0.7354839f, 1.0f},
            new Color[]{color40,
                    decodeColor(color40, color41, 0.5f),
                    color41,
                    decodeColor(color41, color42, 0.5f),
                    color42,
                    decodeColor(color42, color50, 0.5f),
                    color50});
}
 

/**
 * Selects a tick unit when the axis is displayed horizontally.
 *
 * @param g2  the graphics device.
 * @param drawArea  the drawing area.
 * @param dataArea  the data area.
 * @param edge  the side of the rectangle on which the axis is displayed.
 */
protected void selectHorizontalAutoTickUnit(Graphics2D g2,
        Rectangle2D drawArea, Rectangle2D dataArea, RectangleEdge edge) {

    double tickLabelWidth
        = estimateMaximumTickLabelWidth(g2, getTickUnit());

    // Compute number of labels
    double n = getRange().getLength()
               * tickLabelWidth / dataArea.getWidth();

    setTickUnit(
            (NumberTickUnit) getStandardTickUnits().getCeilingTickUnit(n),
            false, false);

 }
 

/**
 * Fills an arc on the dial between the given values.
 *
 * @param g2  the graphics device.
 * @param area  the plot area.
 * @param minValue  the minimum data value.
 * @param maxValue  the maximum data value.
 * @param paint  the background paint (<code>null</code> not permitted).
 * @param dial  a flag that indicates whether the arc represents the whole
 *              dial.
 */
protected void fillArc(Graphics2D g2, Rectangle2D area,
        double minValue, double maxValue, Paint paint, boolean dial) {

    ParamChecks.nullNotPermitted(paint, "paint");
    double startAngle = valueToAngle(maxValue);
    double endAngle = valueToAngle(minValue);
    double extent = endAngle - startAngle;

    double x = area.getX();
    double y = area.getY();
    double w = area.getWidth();
    double h = area.getHeight();
    int joinType = Arc2D.OPEN;
    if (this.shape == DialShape.PIE) {
        joinType = Arc2D.PIE;
    }
    else if (this.shape == DialShape.CHORD) {
        if (dial && this.meterAngle > 180) {
            joinType = Arc2D.CHORD;
        }
        else {
            joinType = Arc2D.PIE;
        }
    }
    else if (this.shape == DialShape.CIRCLE) {
        joinType = Arc2D.PIE;
        if (dial) {
            extent = 360;
        }
    }
    else {
        throw new IllegalStateException("DialShape not recognised.");
    }

    g2.setPaint(paint);
    Arc2D.Double arc = new Arc2D.Double(x, y, w, h, startAngle, extent,
            joinType);
    g2.fill(arc);
}
 

private void drawGrid(Graphics graphics, int pixWidth, int pixHeight) {
	double currentX = 0.0f;
	Graphics2D g = (Graphics2D) graphics;
	int[] columnMapping = getColumnMapping();
	double columnDistance = pixWidth / (double) (columnMapping.length - 1);
	for (int i = 0; i < columnMapping.length; i++) {
		g.setColor(GRID_COLOR);
		if ((i == 0) || (i == columnMapping.length - 1) || (columnMapping.length < 100)) {
			g.drawLine((int) currentX, 0, (int) currentX, pixHeight);
		}
		if (columnMapping.length <= 10) {
			g.setColor(Color.BLACK);
			g.setFont(LABEL_FONT);
			Rectangle2D stringBounds = LABEL_FONT.getStringBounds(this.dataTable.getColumnName(columnMapping[i]),
					g.getFontRenderContext());
			double xPos = currentX;
			if (i == columnMapping.length - 1) {
				xPos -= stringBounds.getWidth();
			}
			g.drawString(this.dataTable.getColumnName(columnMapping[i]), (int) xPos,
					(int) (pixHeight + 2 + stringBounds.getHeight()));
		}
		currentX += columnDistance;
	}
	g.setColor(GRID_COLOR);
	g.drawLine(0, 0, (int) ((columnMapping.length - 1) * columnDistance), 0);
	g.drawLine(0, pixHeight, (int) ((columnMapping.length - 1) * columnDistance), pixHeight);
}
 

/**
 * Calculates the coordinate of the first "side" of a bar.  This will be
 * the minimum x-coordinate for a vertical bar, and the minimum
 * y-coordinate for a horizontal bar.
 *
 * @param plot  the plot.
 * @param orientation  the plot orientation.
 * @param dataArea  the data area.
 * @param domainAxis  the domain axis.
 * @param state  the renderer state (has the bar width precalculated).
 * @param row  the row index.
 * @param column  the column index.
 *
 * @return The coordinate.
 */
protected double calculateBarW0(CategoryPlot plot,
                                PlotOrientation orientation,
                                Rectangle2D dataArea,
                                CategoryAxis domainAxis,
                                CategoryItemRendererState state,
                                int row,
                                int column) {
    // calculate bar width...
    double space = 0.0;
    if (orientation == PlotOrientation.HORIZONTAL) {
        space = dataArea.getHeight();
    }
    else {
        space = dataArea.getWidth();
    }
    double barW0 = domainAxis.getCategoryStart(column, getColumnCount(),
            dataArea, plot.getDomainAxisEdge());
    int seriesCount = state.getVisibleSeriesCount() >= 0
            ? state.getVisibleSeriesCount() : getRowCount();
    int categoryCount = getColumnCount();
    if (seriesCount > 1) {
        double seriesGap = space * getItemMargin()
                           / (categoryCount * (seriesCount - 1));
        double seriesW = calculateSeriesWidth(space, domainAxis,
                categoryCount, seriesCount);
        barW0 = barW0 + row * (seriesW + seriesGap)
                      + (seriesW / 2.0) - (state.getBarWidth() / 2.0);
    }
    else {
        barW0 = domainAxis.getCategoryMiddle(column, getColumnCount(),
                dataArea, plot.getDomainAxisEdge()) - state.getBarWidth()
                / 2.0;
    }
    return barW0;
}
 

/**
 * Translates a data value to a Java2D value for the first section of the
 * axis.
 *
 * @param value  the value.
 * @param area  the data area.
 * @param edge  the edge along which the axis lies.
 * @param length1  the length of the first section.
 * @param length2  the length of the second section.
 *
 * @return The Java2D coordinate.
 */
private double transStart(double value, Rectangle2D area,
                          RectangleEdge edge,
                          double length1, double length2) {
    double min = 0.0;
    double max = 0.0;
    if (RectangleEdge.isTopOrBottom(edge)) {
        min = area.getX();
        max = area.getX() + area.getWidth() * length1 / (length1 + length2);
    }
    else if (RectangleEdge.isLeftOrRight(edge)) {
        min = area.getMaxY();
        max = area.getMaxY() - area.getHeight() * length1
              / (length1 + length2);
    }
    if (isInverted()) {
        return max - ((value - this.displayStart)
            / (this.fixedRange.getUpperBound() - this.displayStart))
            * (max - min);
    }
    else {
        return min + ((value - this.displayStart)
            / (this.fixedRange.getUpperBound() - this.displayStart))
            * (max - min);
    }

}
 

private Paint decodeGradient4(Shape s) {
    Rectangle2D bounds = s.getBounds2D();
    float x = (float) bounds.getX();
    float y = (float) bounds.getY();
    float w = (float) bounds.getWidth();
    float h = (float) bounds.getHeight();
    return decodeGradient((0.5f * w) + x, (0.0f * h) + y, (0.5f * w) + x, (1.0f * h) + y,
            new float[]{0.0f, 0.1f, 0.2f, 0.6f, 1.0f},
            new Color[]{color7,
                    decodeColor(color7, color8, 0.5f),
                    color8,
                    decodeColor(color8, color9, 0.5f),
                    color9});
}
 

public void recalcSize() {
  Rectangle2D r = new Rectangle2D.Double(x, y, 0, 0);
  if (backgroundBox != null)
    r.add(backgroundBox);
  for (int i = 0; i < cells.size(); i++)
    r.add((AbstractBox) (cells.get(i)));
  preferredBounds.setRect(r);
  x = r.getX();
  y = r.getY();
  width = r.getWidth();
  height = r.getHeight();
}
 

/**
 * 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;

}
 

/**
 * Calculates the coordinate of the first "side" of a bar.  This will be
 * the minimum x-coordinate for a vertical bar, and the minimum
 * y-coordinate for a horizontal bar.
 *
 * @param plot  the plot.
 * @param orientation  the plot orientation.
 * @param dataArea  the data area.
 * @param domainAxis  the domain axis.
 * @param state  the renderer state (has the bar width precalculated).
 * @param row  the row index.
 * @param column  the column index.
 *
 * @return The coordinate.
 */
protected double calculateBarW0(CategoryPlot plot, 
        PlotOrientation orientation, Rectangle2D dataArea, 
        CategoryAxis domainAxis, CategoryItemRendererState state,
        int row, int column) {
    // calculate bar width...
    double space;
    if (orientation == PlotOrientation.HORIZONTAL) {
        space = dataArea.getHeight();
    }
    else {
        space = dataArea.getWidth();
    }
    double barW0 = domainAxis.getCategoryStart(column, getColumnCount(),
            dataArea, plot.getDomainAxisEdge());
    int seriesCount = state.getVisibleSeriesCount() >= 0
            ? state.getVisibleSeriesCount() : getRowCount();
    int categoryCount = getColumnCount();
    if (seriesCount > 1) {
        double seriesGap = space * getItemMargin()
                           / (categoryCount * (seriesCount - 1));
        double seriesW = calculateSeriesWidth(space, domainAxis,
                categoryCount, seriesCount);
        barW0 = barW0 + row * (seriesW + seriesGap)
                      + (seriesW / 2.0) - (state.getBarWidth() / 2.0);
    }
    else {
        barW0 = domainAxis.getCategoryMiddle(column, getColumnCount(),
                dataArea, plot.getDomainAxisEdge()) - state.getBarWidth()
                / 2.0;
    }
    return barW0;
}
 

/**
 * Calculates the coordinate of the first "side" of a bar.  This will be
 * the minimum x-coordinate for a vertical bar, and the minimum
 * y-coordinate for a horizontal bar.
 *
 * @param plot  the plot.
 * @param orientation  the plot orientation.
 * @param dataArea  the data area.
 * @param domainAxis  the domain axis.
 * @param state  the renderer state (has the bar width precalculated).
 * @param row  the row index.
 * @param column  the column index.
 *
 * @return The coordinate.
 */
protected double calculateBarW0(CategoryPlot plot, 
        PlotOrientation orientation, Rectangle2D dataArea,
        CategoryAxis domainAxis, CategoryItemRendererState state, int row,
        int column) {
    // calculate bar width...
    double space;
    if (orientation == PlotOrientation.HORIZONTAL) {
        space = dataArea.getHeight();
    }
    else {
        space = dataArea.getWidth();
    }
    double barW0 = domainAxis.getCategoryStart(column, getColumnCount(),
            dataArea, plot.getDomainAxisEdge());
    int seriesCount = state.getVisibleSeriesCount();
    if (seriesCount < 0) {
        seriesCount = getRowCount();
    }
    int categoryCount = getColumnCount();
    if (seriesCount > 1) {
        double seriesGap = space * getItemMargin()
                / (categoryCount * (seriesCount - 1));
        double seriesW = calculateSeriesWidth(space, domainAxis,
                categoryCount, seriesCount);
        barW0 = barW0 + row * (seriesW + seriesGap)
                      + (seriesW / 2.0) - (state.getBarWidth() / 2.0);
    }
    else {
        barW0 = domainAxis.getCategoryMiddle(column, getColumnCount(),
                dataArea, plot.getDomainAxisEdge()) - state.getBarWidth()
                / 2.0;
    }
    return barW0;
}
 

public Rectangle2D handleGetVisualBounds() {

        Rectangle2D bounds = graphic.getBounds();

        float width = (float) bounds.getWidth() +
                                 graphicAdvance * (graphicCount-1);

        return new Rectangle2D.Float((float) bounds.getX(),
                                     (float) bounds.getY(),
                                     width,
                                     (float) bounds.getHeight());
    }
 

/**
 * Extends or shrinks a rectangle following the ration of a fixed one.
 * 
 * <p>This keeps the center point of the rectangle fixed.</p>
 * 
 * @param fixed the fixed {@link Rectangle2D} to use for the ratio.
 * @param toScale the {@link Rectangle2D} to adapt to the ratio of the fixed one. 
 * @param doShrink if <code>true</code>, the adapted rectangle is shrinked as 
 *          opposed to extended.
 */
public static void scaleToRatio( Rectangle2D fixed, Rectangle2D toScale, boolean doShrink ) {
    double origWidth = fixed.getWidth();
    double origHeight = fixed.getHeight();
    double toAdaptWidth = toScale.getWidth();
    double toAdaptHeight = toScale.getHeight();

    double scaleWidth = 0;
    double scaleHeight = 0;

    scaleWidth = toAdaptWidth / origWidth;
    scaleHeight = toAdaptHeight / origHeight;
    double scaleFactor;
    if (doShrink) {
        scaleFactor = Math.min(scaleWidth, scaleHeight);
    } else {
        scaleFactor = Math.max(scaleWidth, scaleHeight);
    }

    double newWidth = origWidth * scaleFactor;
    double newHeight = origHeight * scaleFactor;

    double dw = (toAdaptWidth - newWidth) / 2.0;
    double dh = (toAdaptHeight - newHeight) / 2.0;

    double newX = toScale.getX() + dw;
    double newY = toScale.getY() + dh;
    double newW = toAdaptWidth - 2 * dw;
    double newH = toAdaptHeight - 2 * dh;
    toScale.setRect(newX, newY, newW, newH);
}
 

/**
 * Draws the background for the plot.
 *
 * @param g2  the graphics device.
 * @param plot  the plot.
 * @param dataArea  the area inside the axes.
 */
@Override
public void drawBackground(Graphics2D g2, CategoryPlot plot,
        Rectangle2D dataArea) {

    float x0 = (float) dataArea.getX();
    float x1 = x0 + (float) Math.abs(this.xOffset);
    float x3 = (float) dataArea.getMaxX();
    float x2 = x3 - (float) Math.abs(this.xOffset);

    float y0 = (float) dataArea.getMaxY();
    float y1 = y0 - (float) Math.abs(this.yOffset);
    float y3 = (float) dataArea.getMinY();
    float y2 = y3 + (float) Math.abs(this.yOffset);

    GeneralPath clip = new GeneralPath();
    clip.moveTo(x0, y0);
    clip.lineTo(x0, y2);
    clip.lineTo(x1, y3);
    clip.lineTo(x3, y3);
    clip.lineTo(x3, y1);
    clip.lineTo(x2, y0);
    clip.closePath();

    Composite originalComposite = g2.getComposite();
    g2.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER,
            plot.getBackgroundAlpha()));

    // fill background...
    Paint backgroundPaint = plot.getBackgroundPaint();
    if (backgroundPaint != null) {
        g2.setPaint(backgroundPaint);
        g2.fill(clip);
    }

    GeneralPath leftWall = new GeneralPath();
    leftWall.moveTo(x0, y0);
    leftWall.lineTo(x0, y2);
    leftWall.lineTo(x1, y3);
    leftWall.lineTo(x1, y1);
    leftWall.closePath();
    g2.setPaint(getWallPaint());
    g2.fill(leftWall);

    GeneralPath bottomWall = new GeneralPath();
    bottomWall.moveTo(x0, y0);
    bottomWall.lineTo(x1, y1);
    bottomWall.lineTo(x3, y1);
    bottomWall.lineTo(x2, y0);
    bottomWall.closePath();
    g2.setPaint(getWallPaint());
    g2.fill(bottomWall);

    // highlight the background corners...
    g2.setPaint(Color.lightGray);
    Line2D corner = new Line2D.Double(x0, y0, x1, y1);
    g2.draw(corner);
    corner.setLine(x1, y1, x1, y3);
    g2.draw(corner);
    corner.setLine(x1, y1, x3, y1);
    g2.draw(corner);

    // draw background image, if there is one...
    Image backgroundImage = plot.getBackgroundImage();
    if (backgroundImage != null) {
        Rectangle2D adjusted = new Rectangle2D.Double(dataArea.getX()
                + getXOffset(), dataArea.getY(),
                dataArea.getWidth() - getXOffset(),
                dataArea.getHeight() - getYOffset());
        plot.drawBackgroundImage(g2, adjusted);
    }

    g2.setComposite(originalComposite);

}
 

/**
 * Draws the title on a Java 2D graphics device (such as the screen or a
 * printer).
 *
 * @param g2  the graphics device.
 * @param chartArea  the area within which the title (and plot) should be
 *                   drawn.
 *
 * @return The size of the area used by the title.
 */
protected Size2D drawVertical(Graphics2D g2, Rectangle2D chartArea) {

    double startX;
    double topSpace = 0.0;
    double bottomSpace = 0.0;
    double leftSpace = 0.0;
    double rightSpace = 0.0;

    double w = getWidth();
    double h = getHeight();

    RectangleInsets padding = getPadding();
    if (padding != null) {
        topSpace = padding.calculateTopOutset(h);
        bottomSpace = padding.calculateBottomOutset(h);
        leftSpace = padding.calculateLeftOutset(w);
        rightSpace = padding.calculateRightOutset(w);
    }

    if (getPosition() == RectangleEdge.LEFT) {
        startX = chartArea.getX() + leftSpace;
    }
    else {
        startX = chartArea.getMaxX() - rightSpace - w;
    }

    // what is our alignment?
    VerticalAlignment alignment = getVerticalAlignment();
    double startY = 0.0;
    if (alignment == VerticalAlignment.CENTER) {
        startY = chartArea.getMinY() + topSpace
                 + chartArea.getHeight() / 2.0 - h / 2.0;
    }
    else if (alignment == VerticalAlignment.TOP) {
        startY = chartArea.getMinY() + topSpace;
    }
    else if (alignment == VerticalAlignment.BOTTOM) {
        startY = chartArea.getMaxY() - bottomSpace - h;
    }

    g2.drawImage(this.image, (int) startX, (int) startY, (int) w, (int) h,
            null);

    return new Size2D(chartArea.getWidth() + leftSpace + rightSpace,
        h + topSpace + bottomSpace);

}
 

/**
 * Draws the right labels.
 * 
 * @param keys  the keys.
 * @param g2  the graphics device.
 * @param plotArea  the plot area.
 * @param linkArea  the link area.
 * @param maxLabelWidth  the maximum label width.
 * @param state  the state.
 */
protected void drawRightLabels(KeyedValues keys, Graphics2D g2, 
                               Rectangle2D plotArea, Rectangle2D linkArea, 
                               float maxLabelWidth, PiePlotState state) {

    // draw the right labels...
    this.labelDistributor.clear();
    double lGap = plotArea.getWidth() * this.labelGap;
    double verticalLinkRadius = state.getLinkArea().getHeight() / 2.0;

    for (int i = 0; i < keys.getItemCount(); i++) {
        String label = this.labelGenerator.generateSectionLabel(
                this.dataset, keys.getKey(i));

        if (label != null) {
            TextBlock block = TextUtilities.createTextBlock(label, 
                    this.labelFont, this.labelPaint, maxLabelWidth, 
                    new G2TextMeasurer(g2));
            TextBox labelBox = new TextBox(block);
            labelBox.setBackgroundPaint(this.labelBackgroundPaint);
            labelBox.setOutlinePaint(this.labelOutlinePaint);
            labelBox.setOutlineStroke(this.labelOutlineStroke);
            labelBox.setShadowPaint(this.labelShadowPaint);
            labelBox.setInteriorGap(this.labelPadding);
            double theta = Math.toRadians(keys.getValue(i).doubleValue());
            double baseY = state.getPieCenterY() 
                          - Math.sin(theta) * verticalLinkRadius;
            double hh = labelBox.getHeight(g2);
            this.labelDistributor.addPieLabelRecord(new PieLabelRecord(
                    keys.getKey(i), theta, baseY, labelBox, hh,
                    lGap / 2.0 + lGap / 2.0 * Math.cos(theta), 
                    0.9 + getExplodePercent(keys.getKey(i))));
        }
    }
    this.labelDistributor.distributeLabels(plotArea.getMinY(), 
            plotArea.getHeight());
    for (int i = 0; i < this.labelDistributor.getItemCount(); i++) {
        drawRightLabel(g2, state, 
                this.labelDistributor.getPieLabelRecord(i));
    }

}
 

/**
 * Draws a marker for the domain axis.
 *
 * @param g2  the graphics device (not <code>null</code>).
 * @param plot  the plot (not <code>null</code>).
 * @param axis  the range axis (not <code>null</code>).
 * @param marker  the marker to be drawn (not <code>null</code>).
 * @param dataArea  the area inside the axes (not <code>null</code>).
 *
 * @see #drawRangeMarker(Graphics2D, CategoryPlot, ValueAxis, Marker,
 *     Rectangle2D)
 */
public void drawDomainMarker(Graphics2D g2,
                             CategoryPlot plot,
                             CategoryAxis axis,
                             CategoryMarker marker,
                             Rectangle2D dataArea) {

    Comparable category = marker.getKey();
    CategoryDataset dataset = plot.getDataset(plot.getIndexOf(this));
    int columnIndex = dataset.getColumnIndex(category);
    if (columnIndex < 0) {
        return;
    }

    final Composite savedComposite = g2.getComposite();
    g2.setComposite(AlphaComposite.getInstance(
            AlphaComposite.SRC_OVER, marker.getAlpha()));

    PlotOrientation orientation = plot.getOrientation();
    Rectangle2D bounds = null;
    if (marker.getDrawAsLine()) {
        double v = axis.getCategoryMiddle(columnIndex,
                dataset.getColumnCount(), dataArea,
                plot.getDomainAxisEdge());
        Line2D line = null;
        if (orientation == PlotOrientation.HORIZONTAL) {
            line = new Line2D.Double(dataArea.getMinX(), v,
                    dataArea.getMaxX(), v);
        }
        else if (orientation == PlotOrientation.VERTICAL) {
            line = new Line2D.Double(v, dataArea.getMinY(), v,
                    dataArea.getMaxY());
        }
        g2.setPaint(marker.getPaint());
        g2.setStroke(marker.getStroke());
        g2.draw(line);
        bounds = line.getBounds2D();
    }
    else {
        double v0 = axis.getCategoryStart(columnIndex,
                dataset.getColumnCount(), dataArea,
                plot.getDomainAxisEdge());
        double v1 = axis.getCategoryEnd(columnIndex,
                dataset.getColumnCount(), dataArea,
                plot.getDomainAxisEdge());
        Rectangle2D area = null;
        if (orientation == PlotOrientation.HORIZONTAL) {
            area = new Rectangle2D.Double(dataArea.getMinX(), v0,
                    dataArea.getWidth(), (v1 - v0));
        }
        else if (orientation == PlotOrientation.VERTICAL) {
            area = new Rectangle2D.Double(v0, dataArea.getMinY(),
                    (v1 - v0), dataArea.getHeight());
        }
        g2.setPaint(marker.getPaint());
        g2.fill(area);
        bounds = area;
    }

    String label = marker.getLabel();
    RectangleAnchor anchor = marker.getLabelAnchor();
    if (label != null) {
        Font labelFont = marker.getLabelFont();
        g2.setFont(labelFont);
        g2.setPaint(marker.getLabelPaint());
        Point2D coordinates = calculateDomainMarkerTextAnchorPoint(
                g2, orientation, dataArea, bounds, marker.getLabelOffset(),
                marker.getLabelOffsetType(), anchor);
        TextUtilities.drawAlignedString(label, g2,
                (float) coordinates.getX(), (float) coordinates.getY(),
                marker.getLabelTextAnchor());
    }
    g2.setComposite(savedComposite);
}
 

/**
 * Draws the background to the specified graphics device.  If the dial
 * frame specifies a window, the clipping region will already have been
 * set to this window before this method is called.
 *
 * @param g2  the graphics device (<code>null</code> not permitted).
 * @param plot  the plot (ignored here).
 * @param frame  the dial frame (ignored here).
 * @param view  the view rectangle (<code>null</code> not permitted).
 */
@Override
public void draw(Graphics2D g2, DialPlot plot, Rectangle2D frame,
        Rectangle2D view) {

    // work out the anchor point
    Rectangle2D f = DialPlot.rectangleByRadius(frame, this.radius,
            this.radius);
    Arc2D arc = new Arc2D.Double(f, this.angle, 0.0, Arc2D.OPEN);
    Point2D pt = arc.getStartPoint();

    // the indicator bounds is calculated from the templateValue (which
    // determines the minimum size), the maxTemplateValue (which, if
    // specified, provides a maximum size) and the actual value
    FontMetrics fm = g2.getFontMetrics(this.font);
    double value = plot.getValue(this.datasetIndex);
    String valueStr = this.formatter.format(value);
    Rectangle2D valueBounds = TextUtilities.getTextBounds(valueStr, g2, fm);

    // calculate the bounds of the template value
    String s = this.formatter.format(this.templateValue);
    Rectangle2D tb = TextUtilities.getTextBounds(s, g2, fm);
    double minW = tb.getWidth();
    double minH = tb.getHeight();

    double maxW = Double.MAX_VALUE;
    double maxH = Double.MAX_VALUE;
    if (this.maxTemplateValue != null) {
        s = this.formatter.format(this.maxTemplateValue);
        tb = TextUtilities.getTextBounds(s, g2, fm);
        maxW = Math.max(tb.getWidth(), minW);
        maxH = Math.max(tb.getHeight(), minH);
    }
    double w = fixToRange(valueBounds.getWidth(), minW, maxW);
    double h = fixToRange(valueBounds.getHeight(), minH, maxH);

    // align this rectangle to the frameAnchor
    Rectangle2D bounds = RectangleAnchor.createRectangle(new Size2D(w, h),
            pt.getX(), pt.getY(), this.frameAnchor);

    // add the insets
    Rectangle2D fb = this.insets.createOutsetRectangle(bounds);

    // draw the background
    g2.setPaint(this.backgroundPaint);
    g2.fill(fb);

    // draw the border
    g2.setStroke(this.outlineStroke);
    g2.setPaint(this.outlinePaint);
    g2.draw(fb);

    // now find the text anchor point
    Shape savedClip = g2.getClip();
    g2.clip(fb);

    Point2D pt2 = RectangleAnchor.coordinates(bounds, this.valueAnchor);
    g2.setPaint(this.paint);
    g2.setFont(this.font);
    TextUtilities.drawAlignedString(valueStr, g2, (float) pt2.getX(),
            (float) pt2.getY(), this.textAnchor);
    g2.setClip(savedClip);

}
 

private double percentW(double x, Rectangle2D r) {
    return (x - r.getMinX()) / r.getWidth();
}
 

private Rectangle2D translate(Rectangle2D rectangle) {
    return new Rectangle2D.Double(translate(rectangle.getX()),
            translate(rectangle.getY()), rectangle.getWidth() * zoom,
            rectangle.getHeight() * zoom);
}