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

/**
 * Draws the axis in the drawing panel.
 * @param drawingPanel
 * @param g
 */
public void draw(DrawingPanel drawingPanel, Graphics g) {
  int pixLoc = drawingPanel.xToPix(location);
  if(pixLoc<1) {
    location = drawingPanel.getXMin();
  }
  if(pixLoc>drawingPanel.getWidth()-1) {
    location = drawingPanel.getXMax();
  }
  Graphics2D g2 = (Graphics2D) g;
  Shape clipShape = g2.getClip();
  g2.clipRect(0, 0, drawingPanel.getWidth(), drawingPanel.getHeight());
  switch(locationType) {
     case DRAW_AT_LOCATION :
     case DRAW_IN_DISPLAY :
       drawInsideDisplay(drawingPanel, g);
       break;
     case DRAW_IN_GUTTER :
       drawInsideGutter(drawingPanel, g);
       break;
     default :
       drawInsideDisplay(drawingPanel, g);
       break;
  }
  g2.setClip(clipShape);
}
 

/**
 * Draws the axis in the drawing panel.
 * @param drawingPanel
 * @param g
 */
public void draw(DrawingPanel drawingPanel, Graphics g) {
  int pixLoc = drawingPanel.yToPix(location);
  if(pixLoc<1) {
    location = drawingPanel.getYMin();
  }
  if(pixLoc>drawingPanel.getHeight()-1) {
    location = drawingPanel.getYMax();
  }
  Graphics2D g2 = (Graphics2D) g;
  Shape clipShape = g2.getClip();
  g2.clipRect(0, 0, drawingPanel.getWidth(), drawingPanel.getHeight());
  switch(locationType) {
     case DRAW_AT_LOCATION :
     case DRAW_IN_DISPLAY :
       drawInsideDisplay(drawingPanel, g);
       break;
     case DRAW_IN_GUTTER :
       drawInsideGutter(drawingPanel, g);
       break;
     default :
       drawInsideDisplay(drawingPanel, g);
       break;
  }
  g2.setClip(clipShape);
}
 

@Override
public void draw(Graphics2D g2) {
	int hgap = (height - upButton.height - downButton.height) / 3;
	upButton.x = width - upButton.width /*  - gaps */;
	downButton.x = width - downButton.width /* - gaps */;
	upButton.y = hgap;
	downButton.y = hgap * 2 + upButton.height;
	Shape save0 = g2.getClip();
	g2.clipRect(0, 0, width, height);
	super.draw(g2);
	if (borderColor != 0) {
		g2.setColor(new Color(borderColor, true));
		g2.drawRect(0, 0, width - 1, height - 1);
	}
	g2.setClip(save0);
}
 

/**
 * 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);

}
 

/**
 * Draws the background image (if there is one) aligned within the
 * specified area.
 *
 * @param g2  the graphics device.
 * @param area  the area.
 *
 * @see #getBackgroundImage()
 * @see #getBackgroundImageAlignment()
 * @see #getBackgroundImageAlpha()
 */
public void drawBackgroundImage(Graphics2D g2, Rectangle2D area) {
    if (this.backgroundImage == null) {
        return;  // nothing to do
    }
    Composite savedComposite = g2.getComposite();
    g2.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER,
            this.backgroundImageAlpha));
    Rectangle2D dest = new Rectangle2D.Double(0.0, 0.0,
            this.backgroundImage.getWidth(null),
            this.backgroundImage.getHeight(null));
    Align.align(dest, area, this.backgroundImageAlignment);
    Shape savedClip = g2.getClip();
    g2.clip(area);
    g2.drawImage(this.backgroundImage, (int) dest.getX(),
            (int) dest.getY(), (int) dest.getWidth() + 1,
            (int) dest.getHeight() + 1, null);
    g2.setClip(savedClip);
    g2.setComposite(savedComposite);
}
 

/**
 * Draws the background image (if there is one) aligned within the
 * specified area.
 *
 * @param g2  the graphics device.
 * @param area  the area.
 *
 * @see #getBackgroundImage()
 * @see #getBackgroundImageAlignment()
 * @see #getBackgroundImageAlpha()
 */
public void drawBackgroundImage(Graphics2D g2, Rectangle2D area) {
    if (this.backgroundImage == null) {
        return;  // nothing to do
    }
    Composite savedComposite = g2.getComposite();
    g2.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER,
            this.backgroundImageAlpha));
    Rectangle2D dest = new Rectangle2D.Double(0.0, 0.0,
            this.backgroundImage.getWidth(null),
            this.backgroundImage.getHeight(null));
    Align.align(dest, area, this.backgroundImageAlignment);
    Shape savedClip = g2.getClip();
    g2.clip(area);
    g2.drawImage(this.backgroundImage, (int) dest.getX(),
            (int) dest.getY(), (int) dest.getWidth() + 1,
            (int) dest.getHeight() + 1, null);
    g2.setClip(savedClip);
    g2.setComposite(savedComposite);
}
 

/**
 * 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 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 element within the specified bounds.
 * 
 * @param g2  the graphics target ({@code null} not permitted).
 * @param bounds  the bounds ({@code null} not permitted).
 * @param onDrawHandler  an object that will receive notification before 
 *     and after the element is drawn ({@code null} permitted).
 * 
 * @since 1.3
 */
@Override
public void draw(Graphics2D g2, Rectangle2D bounds, 
        TableElementOnDraw onDrawHandler) {
    if (onDrawHandler != null) {
        onDrawHandler.beforeDraw(this, g2, bounds);
    }
    
    Shape savedClip = g2.getClip();
    g2.clip(bounds);
    
    // find the preferred size of the flow layout
    Dimension2D prefDim = preferredSize(g2, bounds);
    
    // fit a rectangle of this dimension to the bounds according to the 
    // element anchor
    Fit2D fitter = Fit2D.getNoScalingFitter(getRefPoint());
    Rectangle2D dest = fitter.fit(prefDim, bounds);
    
    // perform layout within this bounding rectangle
    List<Rectangle2D> layoutInfo = this.layoutElements(g2, dest, null);
    
    // draw the elements
    for (int i = 0; i < this.elements.size(); i++) {
        Rectangle2D rect = layoutInfo.get(i);
        TableElement element = this.elements.get(i);
        element.draw(g2, rect, onDrawHandler);
    }
    
    g2.setClip(savedClip);
    if (onDrawHandler != null) {
        onDrawHandler.afterDraw(this, g2, bounds);
    }
}
 

public void save(Graphics2D g2d) {
	paint = g2d.getPaint();
	font = g2d.getFont();
	stroke = g2d.getStroke();
	transform = g2d.getTransform();
	composite = g2d.getComposite();
	clip = g2d.getClip();
	renderingHints = g2d.getRenderingHints();
	color = g2d.getColor();
	background = g2d.getBackground();
}
 

/**
 * 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 
 *              (<code>null</code> permitted).
 */
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)) {
        drawPie(g2, area, info);
    }
    else {
        drawNoDataMessage(g2, area);
    }

    g2.setClip(savedClip);
    g2.setComposite(originalComposite);

    drawOutline(g2, area);

}
 

/**
 * 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 
 *              (<code>null</code> permitted).
 */
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)) {
        drawPie(g2, area, info);
    }
    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);

}
 

/**
 * 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);

}
 

@Override
	public void draw(Graphics2D grx, JRPrintText text, int offsetX, int offsetY)
	{
		textRenderer.initialize(grx, text, offsetX, offsetY);
		
		JRStyledText styledText = textRenderer.getStyledText();
		
		if (styledText == null)
		{
			return;
		}

		double angle = 0;
		
		switch (text.getRotationValue())
		{
			case LEFT :
			{
				angle = - Math.PI / 2;
				break;
			}
			case RIGHT :
			{
				angle = Math.PI / 2;
				break;
			}
			case UPSIDE_DOWN :
			{
				angle = Math.PI;
				break;
			}
			case NONE :
			default :
			{
			}
		}
		
		Shape oldClip = grx.getClip();

		grx.rotate(angle, textRenderer.getX(), textRenderer.getY());

		if (text.getModeValue() == ModeEnum.OPAQUE)
		{
			grx.setColor(text.getBackcolor());
			grx.fillRect(textRenderer.getX(), textRenderer.getY(), textRenderer.getWidth(), textRenderer.getHeight()); 
		}
//		else
//		{
//			/*
//			grx.setColor(text.getForecolor());
//			grx.setStroke(new BasicStroke(1));
//			grx.drawRect(x, y, width, height);
//			*/
//		}

		grx.clip(
			new Rectangle(
				textRenderer.getX() + textRenderer.getLeftPadding(),
				textRenderer.getY() + textRenderer.getTopPadding(), 
				textRenderer.getWidth() - textRenderer.getLeftPadding() - textRenderer.getRightPadding(), 
				textRenderer.getHeight() - textRenderer.getTopPadding() - textRenderer.getBottomPadding()
				)
			);

		try
		{
			String allText = textRenderer.getPlainText();
			if (allText.length() > 0)
			{
				grx.setColor(text.getForecolor());

				/*   */
				textRenderer.render();
			}
		}
		finally
		{
			grx.rotate(-angle, textRenderer.getX(), textRenderer.getY());
			grx.setClip(oldClip);
		}
		
		/*   */
		drawBox(grx, text.getLineBox(), text, offsetX, offsetY);
	}
 

/**
 * 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).
 */
@Override
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);
    int axisCount = this.axes.size();
    AxisState state = null;
    for (int i = 0; i < axisCount; i++) {
        ValueAxis axis = getAxis(i);
        if (axis != null) {
            PolarAxisLocation location
                    = (PolarAxisLocation) this.axisLocations.get(i);
            AxisState s = this.drawAxis(axis, location, g2, dataArea);
            if (i == 0) {
                state = s;
            }
        }
    }

    // now for each dataset, get the renderer and the appropriate axis
    // and render the dataset...
    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());
    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);

}
 

/**
 * Calculates and draws the chip locations on the wafer.
 *
 * @param g2  the graphics device.
 * @param plotArea  the plot area.
 */
protected void drawChipGrid(Graphics2D g2, Rectangle2D plotArea) {

    Shape savedClip = g2.getClip();
    g2.setClip(getWaferEdge(plotArea));
    Rectangle2D chip = new Rectangle2D.Double();
    int xchips = 35;
    int ychips = 20;
    double space = 1d;
    if (this.dataset != null) {
        xchips = this.dataset.getMaxChipX() + 2;
        ychips = this.dataset.getMaxChipY() + 2;
        space = this.dataset.getChipSpace();
    }
    double startX = plotArea.getX();
    double startY = plotArea.getY();
    double chipWidth = 1d;
    double chipHeight = 1d;
    if (plotArea.getWidth() != plotArea.getHeight()) {
        double major = 0d;
        double minor = 0d;
        if (plotArea.getWidth() > plotArea.getHeight()) {
            major = plotArea.getWidth();
            minor = plotArea.getHeight();
        }
        else {
            major = plotArea.getHeight();
            minor = plotArea.getWidth();
        }
        //set upperLeft point
        if (plotArea.getWidth() == minor) { // x is minor
            startY += (major - minor) / 2;
            chipWidth = (plotArea.getWidth() - (space * xchips - 1))
                / xchips;
            chipHeight = (plotArea.getWidth() - (space * ychips - 1))
                / ychips;
        }
        else { // y is minor
            startX += (major - minor) / 2;
            chipWidth = (plotArea.getHeight() - (space * xchips - 1))
                / xchips;
            chipHeight = (plotArea.getHeight() - (space * ychips - 1))
                / ychips;
        }
    }

    for (int x = 1; x <= xchips; x++) {
        double upperLeftX = (startX - chipWidth) + (chipWidth * x)
            + (space * (x - 1));
        for (int y = 1; y <= ychips; y++) {
            double upperLeftY = (startY - chipHeight) + (chipHeight * y)
                + (space * (y - 1));
            chip.setFrame(upperLeftX, upperLeftY, chipWidth, chipHeight);
            g2.setColor(Color.white);
            if (this.dataset.getChipValue(x - 1, ychips - y - 1) != null) {
                g2.setPaint(
                    this.renderer.getChipColor(
                        this.dataset.getChipValue(x - 1, ychips - y - 1)
                    )
                );
            }
            g2.fill(chip);
            g2.setColor(Color.lightGray);
            g2.draw(chip);
        }
    }
    g2.setClip(savedClip);
}
 

@Override
public void update( Graphics g, JComponent c ) {
	float focusWidth = FlatUIUtils.getBorderFocusWidth( c );
	float arc = FlatUIUtils.getBorderArc( c );

	// fill background if opaque to avoid garbage if user sets opaque to true
	if( c.isOpaque() && (focusWidth > 0 || arc > 0) )
		FlatUIUtils.paintParentBackground( g, c );

	Graphics2D g2 = (Graphics2D) g;
	FlatUIUtils.setRenderingHints( g2 );

	int width = c.getWidth();
	int height = c.getHeight();
	int arrowX = arrowButton.getX();
	int arrowWidth = arrowButton.getWidth();
	boolean paintButton = (comboBox.isEditable() || "button".equals( buttonStyle )) && !"none".equals( buttonStyle );
	boolean enabled = comboBox.isEnabled();
	boolean isLeftToRight = comboBox.getComponentOrientation().isLeftToRight();

	// paint background
	g2.setColor( getBackground( enabled ) );
	FlatUIUtils.paintComponentBackground( g2, 0, 0, width, height, focusWidth, arc );

	// paint arrow button background
	if( enabled ) {
		g2.setColor( paintButton ? buttonEditableBackground : buttonBackground );
		Shape oldClip = g2.getClip();
		if( isLeftToRight )
			g2.clipRect( arrowX, 0, width - arrowX, height );
		else
			g2.clipRect( 0, 0, arrowX + arrowWidth, height );
		FlatUIUtils.paintComponentBackground( g2, 0, 0, width, height, focusWidth, arc );
		g2.setClip( oldClip );
	}

	// paint vertical line between value and arrow button
	if( paintButton ) {
		g2.setColor( enabled ? borderColor : disabledBorderColor );
		float lw = scale( 1f );
		float lx = isLeftToRight ? arrowX : arrowX + arrowWidth - lw;
		g2.fill( new Rectangle2D.Float( lx, focusWidth, lw, height - 1 - (focusWidth * 2)) );
	}

	paint( g, c );
}
 

/**
 * 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).
 */
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);

}