Java Code Examples for java.awt.Graphics2D#clip()

private static void draw(final BufferedImage from,final Image to) {
    final Graphics2D g2d = (Graphics2D) to.getGraphics();
    g2d.setComposite(AlphaComposite.Src);
    g2d.setColor(Color.ORANGE);
    g2d.fillRect(0, 0, to.getWidth(null), to.getHeight(null));
    g2d.rotate(Math.toRadians(45));
    g2d.clip(new Rectangle(41, 42, 43, 44));
    g2d.drawImage(from, 50, 50, Color.blue, null);
    g2d.dispose();
}
 

/**
 * Draws a message to state that there is no data to plot.
 *
 * @param g2  the graphics device.
 * @param area  the area within which the plot should be drawn.
 */
protected void drawNoDataMessage(Graphics2D g2, Rectangle2D area) {
    Shape savedClip = g2.getClip();
    g2.clip(area);
    String message = this.noDataMessage;
    if (message != null) {
        g2.setFont(this.noDataMessageFont);
        g2.setPaint(this.noDataMessagePaint);
        TextBlock block = TextUtilities.createTextBlock(
                this.noDataMessage, this.noDataMessageFont,
                this.noDataMessagePaint, 0.9f * (float) area.getWidth(),
                new G2TextMeasurer(g2));
        block.draw(g2, (float) area.getCenterX(),
                (float) area.getCenterY(), TextBlockAnchor.CENTER);
    }
    g2.setClip(savedClip);
}
 

/**
 * Draws the grid bands.  Alternate bands are colored using 
 * <CODE>gridBandPaint<CODE> (<CODE>DEFAULT_GRID_BAND_PAINT</CODE> by 
 * default).
 *
 * @param g2  the graphics device.
 * @param plotArea  the area within which the chart should be drawn.
 * @param dataArea  the area within which the plot should be drawn (a 
 *                  subset of the drawArea).
 * @param edge  the axis location.
 * @param ticks  the ticks.
 */
protected void drawGridBands(Graphics2D g2,
                             Rectangle2D plotArea, 
                             Rectangle2D dataArea,
                             RectangleEdge edge, 
                             List ticks) {

    Shape savedClip = g2.getClip();
    g2.clip(dataArea);
    if (RectangleEdge.isTopOrBottom(edge)) {
        drawGridBandsHorizontal(g2, plotArea, dataArea, true, ticks);
    }
    else if (RectangleEdge.isLeftOrRight(edge)) {
        drawGridBandsVertical(g2, plotArea, dataArea, true, ticks);
    }
    g2.setClip(savedClip);

}
 

public void paintBorder(Component c, Graphics g, int x, int y, int width,
		int height) {
	Insets insets = getBorderInsets(c);
	if(c.hasFocus()) {
		Rectangle rect = new Rectangle(x+insets.left, y+insets.top,
				width-insets.left-insets.right-1,
				height-insets.top-insets.bottom-1);
		Graphics2D g2 = (Graphics2D)g.create();
		GeneralPath focusOnly = new GeneralPath(Path2D.WIND_EVEN_ODD);
		focusOnly.append(new Rectangle(x,y,width,height), false);
		focusOnly.append(new Rectangle(x+insets.left,y+insets.top,
				width-insets.left-insets.right,
				height-insets.top-insets.bottom), false);
		g2.clip(focusOnly);
		PlafPaintUtils.paintFocus(g2, rect, 3);
	} else if(unfocusedBorder!=null) {
		Insets borderInsets = unfocusedBorder.getBorderInsets(c);
		unfocusedBorder.paintBorder(c, g, x+insets.left-borderInsets.left, 
				y+insets.top-borderInsets.top, 
				width-insets.left-insets.right+borderInsets.left+borderInsets.right,
				height-insets.top-insets.bottom+borderInsets.top+borderInsets.bottom);
	}
	
}
 

private static void draw(final BufferedImage from,final Image to) {
    final Graphics2D g2d = (Graphics2D) to.getGraphics();
    g2d.setComposite(AlphaComposite.Src);
    g2d.setColor(Color.ORANGE);
    g2d.fillRect(0, 0, to.getWidth(null), to.getHeight(null));
    g2d.rotate(Math.toRadians(45));
    g2d.clip(new Rectangle(41, 42, 43, 44));
    g2d.drawImage(from, 50, 50, Color.blue, null);
    g2d.dispose();
}
 

private static void draw(final BufferedImage from,final Image to) {
    final Graphics2D g2d = (Graphics2D) to.getGraphics();
    g2d.setComposite(AlphaComposite.Src);
    g2d.setColor(Color.ORANGE);
    g2d.fillRect(0, 0, to.getWidth(null), to.getHeight(null));
    g2d.rotate(Math.toRadians(45));
    g2d.clip(new Rectangle(41, 42, 43, 44));
    g2d.drawImage(from, 50, 50, Color.blue, null);
    g2d.dispose();
}
 

private static void draw(final BufferedImage from,final Image to) {
    final Graphics2D g2d = (Graphics2D) to.getGraphics();
    g2d.setComposite(AlphaComposite.Src);
    g2d.setColor(Color.ORANGE);
    g2d.fillRect(0, 0, to.getWidth(null), to.getHeight(null));
    g2d.rotate(Math.toRadians(45));
    g2d.clip(new Rectangle(41, 42, 43, 44));
    g2d.drawImage(from, 50, 50, Color.blue, null);
    g2d.dispose();
}
 

private static void draw(final BufferedImage from,final Image to) {
    final Graphics2D g2d = (Graphics2D) to.getGraphics();
    g2d.setComposite(AlphaComposite.Src);
    g2d.setColor(Color.ORANGE);
    g2d.fillRect(0, 0, to.getWidth(null), to.getHeight(null));
    g2d.rotate(Math.toRadians(45));
    g2d.clip(new Rectangle(41, 42, 43, 44));
    g2d.drawImage(from, 50, 50, Color.blue, null);
    g2d.dispose();
}
 

public void clip( final StrictBounds bounds ) {
  final Graphics2D g = getGraphics();
  graphicsContexts.push( g );

  graphics = (Graphics2D) g.create();
  graphics.clip( StrictGeomUtility.createAWTRectangle( bounds ) );
}
 

public void initContext(TestEnvironment env, Context ctx) {
    ctx.graphics = env.getGraphics();
    int w = env.getWidth();
    int h = env.getHeight();
    ctx.size = env.getIntValue(sizeList);
    ctx.outdim = getOutputSize(ctx.size, ctx.size);
    ctx.pixscale = 1.0;
    if (hasGraphics2D) {
        Graphics2D g2d = (Graphics2D) ctx.graphics;
        AlphaComposite ac = (AlphaComposite) env.getModifier(compRules);
        if (env.isEnabled(doExtraAlpha)) {
            ac = AlphaComposite.getInstance(ac.getRule(), 0.125f);
        }
        g2d.setComposite(ac);
        if (env.isEnabled(doXor)) {
            g2d.setXORMode(Color.white);
        }
        if (env.isEnabled(doClipping)) {
            Polygon p = new Polygon();
            p.addPoint(0, 0);
            p.addPoint(w, 0);
            p.addPoint(0, h);
            p.addPoint(w, h);
            p.addPoint(0, 0);
            g2d.clip(p);
        }
        Transform tx = (Transform) env.getModifier(transforms);
        Dimension envdim = new Dimension(w, h);
        tx.init(g2d, ctx, envdim);
        w = envdim.width;
        h = envdim.height;
        g2d.setRenderingHint(RenderingHints.KEY_RENDERING,
                             env.getModifier(renderHint));
    }
    switch (env.getIntValue(animList)) {
    case 0:
        ctx.animate = false;
        ctx.maxX = 3;
        ctx.maxY = 1;
        ctx.orgX = (w - ctx.outdim.width) / 2;
        ctx.orgY = (h - ctx.outdim.height) / 2;
        break;
    case 1:
        ctx.animate = true;
        ctx.maxX = Math.max(Math.min(32, w - ctx.outdim.width), 3);
        ctx.maxY = 1;
        ctx.orgX = (w - ctx.outdim.width - ctx.maxX) / 2;
        ctx.orgY = (h - ctx.outdim.height) / 2;
        break;
    case 2:
        ctx.animate = true;
        ctx.maxX = (w - ctx.outdim.width) + 1;
        ctx.maxY = (h - ctx.outdim.height) + 1;
        ctx.maxX = adjustWidth(ctx.maxX, ctx.maxY);
        ctx.maxX = Math.max(ctx.maxX, 3);
        ctx.maxY = Math.max(ctx.maxY, 1);
        // ctx.orgX = ctx.orgY = 0;
        break;
    }
    ctx.initX = ctx.maxX / 2;
    ctx.initY = ctx.maxY / 2;
}
 

/**
 * Draws the plot on a Java 2D graphics device (such as the screen or a
 * printer).
 * 
 * @param g2  the graphics device.
 * @param area  the area within which the plot should be drawn.
 * @param anchor  the anchor point (<code>null</code> permitted).
 * @param parentState  the state from the parent plot, if there is one.
 * @param info  collects info about the drawing.
 */
public void draw(Graphics2D g2, Rectangle2D area, Point2D anchor,
                 PlotState parentState,
                 PlotRenderingInfo info)
{
    // adjust for insets...
    RectangleInsets insets = getInsets();
    insets.trim(area);

    if (info != null) {
        info.setPlotArea(area);
        info.setDataArea(area);
    }

    drawBackground(g2, area);
    drawOutline(g2, area);

    Shape savedClip = g2.getClip();

    g2.clip(area);
    Composite originalComposite = g2.getComposite();
    g2.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER, 
            getForegroundAlpha()));

    if (!DatasetUtilities.isEmptyOrNull(this.dataset)) {
        int seriesCount = 0, catCount = 0;

        if (this.dataExtractOrder == TableOrder.BY_ROW) {
            seriesCount = this.dataset.getRowCount();
            catCount = this.dataset.getColumnCount();
        }
        else {
            seriesCount = this.dataset.getColumnCount();
            catCount = this.dataset.getRowCount();
        }

        // ensure we have a maximum value to use on the axes
        if (this.maxValue == DEFAULT_MAX_VALUE)
            calculateMaxValue(seriesCount, catCount);

        // Next, setup the plot area 
  
        // adjust the plot area by the interior spacing value

        double gapHorizontal = area.getWidth() * getInteriorGap();
        double gapVertical = area.getHeight() * getInteriorGap();

        double X = area.getX() + gapHorizontal / 2;
        double Y = area.getY() + gapVertical / 2;
        double W = area.getWidth() - gapHorizontal;
        double H = area.getHeight() - gapVertical;

        double headW = area.getWidth() * this.headPercent;
        double headH = area.getHeight() * this.headPercent;

        // make the chart area a square
        double min = Math.min(W, H) / 2;
        X = (X + X + W) / 2 - min;
        Y = (Y + Y + H) / 2 - min;
        W = 2 * min;
        H = 2 * min;

        Point2D  centre = new Point2D.Double(X + W / 2, Y + H / 2);
        Rectangle2D radarArea = new Rectangle2D.Double(X, Y, W, H);

        // draw the axis and category label
        for (int cat = 0; cat < catCount; cat++) {
            double angle = getStartAngle()
                    + (getDirection().getFactor() * cat * 360 / catCount);
            
            Point2D endPoint = getWebPoint(radarArea, angle, 1); 
                                                 // 1 = end of axis
            Line2D  line = new Line2D.Double(centre, endPoint);
            g2.setPaint(this.axisLinePaint);
            g2.setStroke(this.axisLineStroke);
            g2.draw(line);
            drawLabel(g2, radarArea, 0.0, cat, angle, 360.0 / catCount);
        }
        
        // Now actually plot each of the series polygons..
        for (int series = 0; series < seriesCount; series++) {
            drawRadarPoly(g2, radarArea, centre, info, series, catCount, 
                    headH, headW);
        }
    }
    else { 
        drawNoDataMessage(g2, area);
    }
    g2.setClip(savedClip);
    g2.setComposite(originalComposite);
    drawOutline(g2, area);
}
 

/**
 * 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);

}
 

public void paintBorder(Component c, Graphics g,
                                    int x, int y, int width, int height) {
    if (!(g instanceof Graphics2D)) {
        return;
    }

    Graphics2D g2 = (Graphics2D) g.create();

    int[] widths = getWidths();

    // Position and size of the border interior.
    int intX = x + widths[LEFT];
    int intY = y + widths[TOP];
    int intWidth = width - (widths[RIGHT] + widths[LEFT]);
    int intHeight = height - (widths[TOP] + widths[BOTTOM]);

    // Coordinates of the interior corners, from NW clockwise.
    int[][] intCorners = {
        { intX, intY },
        { intX + intWidth, intY },
        { intX + intWidth, intY + intHeight },
        { intX, intY + intHeight, },
    };

    // Draw the borders for all sides.
    for (int i = 0; i < 4; i++) {
        Value style = getBorderStyle(i);
        Polygon shape = getBorderShape(i);
        if ((style != Value.NONE) && (shape != null)) {
            int sideLength = (i % 2 == 0 ? intWidth : intHeight);

            // "stretch" the border shape by the interior area dimension
            shape.xpoints[2] += sideLength;
            shape.xpoints[3] += sideLength;
            Color color = getBorderColor(i);
            BorderPainter painter = getBorderPainter(i);

            double angle = i * Math.PI / 2;
            g2.setClip(g.getClip()); // Restore initial clip
            g2.translate(intCorners[i][0], intCorners[i][1]);
            g2.rotate(angle);
            g2.clip(shape);
            painter.paint(shape, g2, color, i);
            g2.rotate(-angle);
            g2.translate(-intCorners[i][0], -intCorners[i][1]);
        }
    }
    g2.dispose();
}
 

/**
 * Draws a representation of the data within the dataArea region, using the
 * current renderer.
 * <P>
 * The <code>info</code> and <code>crosshairState</code> arguments may be
 * <code>null</code>.
 *
 * @param g2  the graphics device.
 * @param dataArea  the region in which the data is to be drawn.
 * @param info  an optional object for collection dimension information.
 * @param crosshairState  an optional object for collecting crosshair info.
 */
public void render(Graphics2D g2, Rectangle2D dataArea,
                   PlotRenderingInfo info, CrosshairState crosshairState) {

    // now get the data and plot it (the visual representation will depend
    // on the renderer that has been set)...
    ContourDataset data = getDataset();
    if (data != null) {

        ColorBar zAxis = getColorBar();

        if (this.clipPath != null) {
            GeneralPath clipper = getClipPath().draw(g2, dataArea,
                    this.domainAxis, this.rangeAxis);
            if (this.clipPath.isClip()) {
                g2.clip(clipper);
            }
        }

        if (this.renderAsPoints) {
            pointRenderer(g2, dataArea, info, this, this.domainAxis,
                    this.rangeAxis, zAxis, data, crosshairState);
        }
        else {
            contourRenderer(g2, dataArea, info, this, this.domainAxis,
                    this.rangeAxis, zAxis, data, crosshairState);
        }

        // draw vertical crosshair if required...
        setDomainCrosshairValue(crosshairState.getCrosshairX(), false);
        if (isDomainCrosshairVisible()) {
            drawVerticalLine(g2, dataArea,
                             getDomainCrosshairValue(),
                             getDomainCrosshairStroke(),
                             getDomainCrosshairPaint());
        }

        // draw horizontal crosshair if required...
        setRangeCrosshairValue(crosshairState.getCrosshairY(), false);
        if (isRangeCrosshairVisible()) {
            drawHorizontalLine(g2, dataArea,
                               getRangeCrosshairValue(),
                               getRangeCrosshairStroke(),
                               getRangeCrosshairPaint());
        }

    }
    else if (this.clipPath != null) {
        getClipPath().draw(g2, dataArea, this.domainAxis, this.rangeAxis);
    }

}
 

/**
 * Draws the fast scatter plot on a Java 2D graphics device (such as the
 * screen or a printer).
 *
 * @param g2  the graphics device.
 * @param area   the area within which the plot (including axis labels)
 *                   should be drawn.
 * @param anchor  the anchor point (<code>null</code> permitted).
 * @param parentState  the state from the parent plot (ignored).
 * @param info  collects chart drawing information (<code>null</code>
 *              permitted).
 */
@Override
public void draw(Graphics2D g2, Rectangle2D area, Point2D anchor,
                 PlotState parentState, PlotRenderingInfo info) {

    // set up info collection...
    if (info != null) {
        info.setPlotArea(area);
    }

    // adjust the drawing area for plot insets (if any)...
    RectangleInsets insets = getInsets();
    insets.trim(area);

    AxisSpace space = new AxisSpace();
    space = this.domainAxis.reserveSpace(g2, this, area,
            RectangleEdge.BOTTOM, space);
    space = this.rangeAxis.reserveSpace(g2, this, area, RectangleEdge.LEFT,
            space);
    Rectangle2D dataArea = space.shrink(area, null);

    if (info != null) {
        info.setDataArea(dataArea);
    }

    // draw the plot background and axes...
    drawBackground(g2, dataArea);

    AxisState domainAxisState = this.domainAxis.draw(g2,
            dataArea.getMaxY(), area, dataArea, RectangleEdge.BOTTOM, info);
    AxisState rangeAxisState = this.rangeAxis.draw(g2, dataArea.getMinX(),
            area, dataArea, RectangleEdge.LEFT, info);
    drawDomainGridlines(g2, dataArea, domainAxisState.getTicks());
    drawRangeGridlines(g2, dataArea, rangeAxisState.getTicks());

    Shape originalClip = g2.getClip();
    Composite originalComposite = g2.getComposite();

    g2.clip(dataArea);
    g2.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER,
            getForegroundAlpha()));

    render(g2, dataArea, info, null);

    g2.setClip(originalClip);
    g2.setComposite(originalComposite);
    drawOutline(g2, dataArea);

}
 

/**
 * Draws the plot on a Java 2D graphics device (such as the screen or a
 * printer).
 * <P>
 * This plot relies on a {@link PolarItemRenderer} to draw each
 * item in the plot.  This allows the visual representation of the data to
 * be changed easily.
 * <P>
 * The optional info argument collects information about the rendering of
 * the plot (dimensions, tooltip information etc).  Just pass in
 * <code>null</code> if you do not need this information.
 *
 * @param g2  the graphics device.
 * @param area  the area within which the plot (including axes and
 *              labels) should be drawn.
 * @param anchor  the anchor point (<code>null</code> permitted).
 * @param parentState  ignored.
 * @param info  collects chart drawing information (<code>null</code>
 *              permitted).
 */
public void draw(Graphics2D g2,
                 Rectangle2D area,
                 Point2D anchor,
                 PlotState parentState,
                 PlotRenderingInfo info) {

    // if the plot area is too small, just return...
    boolean b1 = (area.getWidth() <= MINIMUM_WIDTH_TO_DRAW);
    boolean b2 = (area.getHeight() <= MINIMUM_HEIGHT_TO_DRAW);
    if (b1 || b2) {
        return;
    }

    // record the plot area...
    if (info != null) {
        info.setPlotArea(area);
    }

    // adjust the drawing area for the plot insets (if any)...
    RectangleInsets insets = getInsets();
    insets.trim(area);

    Rectangle2D dataArea = area;
    if (info != null) {
        info.setDataArea(dataArea);
    }

    // draw the plot background and axes...
    drawBackground(g2, dataArea);
    double h = Math.min(dataArea.getWidth() / 2.0,
            dataArea.getHeight() / 2.0) - MARGIN;
    Rectangle2D quadrant = new Rectangle2D.Double(dataArea.getCenterX(),
            dataArea.getCenterY(), h, h);
    AxisState state = drawAxis(g2, area, quadrant);
    if (this.renderer != null) {
        Shape originalClip = g2.getClip();
        Composite originalComposite = g2.getComposite();

        g2.clip(dataArea);
        g2.setComposite(AlphaComposite.getInstance(
                AlphaComposite.SRC_OVER, getForegroundAlpha()));

        this.angleTicks = refreshAngleTicks();
        drawGridlines(g2, dataArea, this.angleTicks, state.getTicks());

        // draw...
        render(g2, dataArea, info);

        g2.setClip(originalClip);
        g2.setComposite(originalComposite);
    }
    drawOutline(g2, dataArea);
    drawCornerTextItems(g2, dataArea);
}
 

/**
 * Draws the fast scatter plot on a Java 2D graphics device (such as the
 * screen or a printer).
 *
 * @param g2  the graphics device.
 * @param area   the area within which the plot (including axis labels)
 *                   should be drawn.
 * @param anchor  the anchor point (<code>null</code> permitted).
 * @param parentState  the state from the parent plot (ignored).
 * @param info  collects chart drawing information (<code>null</code>
 *              permitted).
 */
@Override
public void draw(Graphics2D g2, Rectangle2D area, Point2D anchor,
                 PlotState parentState, PlotRenderingInfo info) {

    // set up info collection...
    if (info != null) {
        info.setPlotArea(area);
    }

    // adjust the drawing area for plot insets (if any)...
    RectangleInsets insets = getInsets();
    insets.trim(area);

    AxisSpace space = new AxisSpace();
    space = this.domainAxis.reserveSpace(g2, this, area,
            RectangleEdge.BOTTOM, space);
    space = this.rangeAxis.reserveSpace(g2, this, area, RectangleEdge.LEFT,
            space);
    Rectangle2D dataArea = space.shrink(area, null);

    if (info != null) {
        info.setDataArea(dataArea);
    }

    // draw the plot background and axes...
    drawBackground(g2, dataArea);

    AxisState domainAxisState = this.domainAxis.draw(g2,
            dataArea.getMaxY(), area, dataArea, RectangleEdge.BOTTOM, info);
    AxisState rangeAxisState = this.rangeAxis.draw(g2, dataArea.getMinX(),
            area, dataArea, RectangleEdge.LEFT, info);
    drawDomainGridlines(g2, dataArea, domainAxisState.getTicks());
    drawRangeGridlines(g2, dataArea, rangeAxisState.getTicks());

    Shape originalClip = g2.getClip();
    Composite originalComposite = g2.getComposite();

    g2.clip(dataArea);
    g2.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER,
            getForegroundAlpha()));

    render(g2, dataArea, info, null);

    g2.setClip(originalClip);
    g2.setComposite(originalComposite);
    drawOutline(g2, dataArea);

}
 

/**
 * Draws the grid bands.  Alternate bands are colored using
 * <CODE>gridBandPaint</CODE> (<CODE>DEFAULT_GRID_BAND_PAINT</CODE> by
 * default).
 *
 * @param g2  the graphics target (<code>null</code> not permitted).
 * @param plotArea  the area within which the plot is drawn 
 *     (<code>null</code> not permitted).
 * @param dataArea  the data area to which the axes are aligned 
 *     (<code>null</code> not permitted).
 * @param edge  the edge to which the axis is aligned (<code>null</code> not
 *     permitted).
 * @param ticks  the ticks (<code>null</code> not permitted).
 */
protected void drawGridBands(Graphics2D g2, Rectangle2D plotArea,
        Rectangle2D dataArea, RectangleEdge edge, List ticks) {
    Shape savedClip = g2.getClip();
    g2.clip(dataArea);
    if (RectangleEdge.isTopOrBottom(edge)) {
        drawGridBandsHorizontal(g2, plotArea, dataArea, true, ticks);
    } else if (RectangleEdge.isLeftOrRight(edge)) {
        drawGridBandsVertical(g2, plotArea, dataArea, true, ticks);
    }
    g2.setClip(savedClip);
}
 

/**
 * Draws the grid bands.  Alternate bands are colored using
 * <CODE>gridBandPaint</CODE> (<CODE>DEFAULT_GRID_BAND_PAINT</CODE> by
 * default).
 *
 * @param g2  the graphics target (<code>null</code> not permitted).
 * @param plotArea  the area within which the plot is drawn 
 *     (<code>null</code> not permitted).
 * @param dataArea  the data area to which the axes are aligned 
 *     (<code>null</code> not permitted).
 * @param edge  the edge to which the axis is aligned (<code>null</code> not
 *     permitted).
 * @param ticks  the ticks (<code>null</code> not permitted).
 */
protected void drawGridBands(Graphics2D g2, Rectangle2D plotArea,
        Rectangle2D dataArea, RectangleEdge edge, List ticks) {
    Shape savedClip = g2.getClip();
    g2.clip(dataArea);
    if (RectangleEdge.isTopOrBottom(edge)) {
        drawGridBandsHorizontal(g2, plotArea, dataArea, true, ticks);
    } else if (RectangleEdge.isLeftOrRight(edge)) {
        drawGridBandsVertical(g2, plotArea, dataArea, true, ticks);
    }
    g2.setClip(savedClip);
}
 

/**
 * Draws the grid bands.  Alternate bands are colored using
 * <CODE>gridBandPaint</CODE> (<CODE>DEFAULT_GRID_BAND_PAINT</CODE> by
 * default).
 *
 * @param g2  the graphics target (<code>null</code> not permitted).
 * @param plotArea  the area within which the plot is drawn 
 *     (<code>null</code> not permitted).
 * @param dataArea  the data area to which the axes are aligned 
 *     (<code>null</code> not permitted).
 * @param edge  the edge to which the axis is aligned (<code>null</code> not
 *     permitted).
 * @param ticks  the ticks (<code>null</code> not permitted).
 */
protected void drawGridBands(Graphics2D g2, Rectangle2D plotArea,
        Rectangle2D dataArea, RectangleEdge edge, List ticks) {
    Shape savedClip = g2.getClip();
    g2.clip(dataArea);
    if (RectangleEdge.isTopOrBottom(edge)) {
        drawGridBandsHorizontal(g2, plotArea, dataArea, true, ticks);
    } else if (RectangleEdge.isLeftOrRight(edge)) {
        drawGridBandsVertical(g2, plotArea, dataArea, true, ticks);
    }
    g2.setClip(savedClip);
}