Java Code Examples for org.jfree.chart.axis.ValueAxis#valueToJava2D()

/**
 * Draws a domain crosshair.
 * 
 * @param g2  the graphics target.
 * @param dataArea  the data area.
 * @param orientation  the plot orientation.
 * @param value  the crosshair value.
 * @param axis  the axis against which the value is measured.
 * @param stroke  the stroke used to draw the crosshair line.
 * @param paint  the paint used to draw the crosshair line.
 * 
 * @since 1.0.4
 */
protected void drawDomainCrosshair(Graphics2D g2, Rectangle2D dataArea, 
        PlotOrientation orientation, double value, ValueAxis axis, 
        Stroke stroke, Paint paint) {
    
    if (axis.getRange().contains(value)) {
        Line2D line = null;
        if (orientation == PlotOrientation.VERTICAL) {
            double xx = axis.valueToJava2D(value, dataArea, 
                    RectangleEdge.BOTTOM);
            line = new Line2D.Double(xx, dataArea.getMinY(), xx, 
                    dataArea.getMaxY());
        }
        else {
            double yy = axis.valueToJava2D(value, dataArea, 
                    RectangleEdge.LEFT);
            line = new Line2D.Double(dataArea.getMinX(), yy, 
                    dataArea.getMaxX(), yy);
        }
        g2.setStroke(stroke);
        g2.setPaint(paint);
        g2.draw(line);
    }
    
}
 

/**
 * Draws a line perpendicular to the range axis.
 *
 * @param g2  the graphics device.
 * @param plot  the plot.
 * @param axis  the value axis.
 * @param dataArea  the area for plotting data (not yet adjusted for any 3D
 *                  effect).
 * @param value  the value at which the grid line should be drawn.
 * @param paint  the paint (<code>null</code> not permitted).
 * @param stroke  the stroke (<code>null</code> not permitted).
 *
 * @see #drawRangeGridline
 *
 * @since 1.0.13
 */
public void drawRangeLine(Graphics2D g2, CategoryPlot plot, ValueAxis axis,
        Rectangle2D dataArea, double value, Paint paint, Stroke stroke) {

    Range range = axis.getRange();
    if (!range.contains(value)) {
        return;
    }

    PlotOrientation orientation = plot.getOrientation();
    Line2D line = null;
    double v = axis.valueToJava2D(value, dataArea, plot.getRangeAxisEdge());
    if (orientation == PlotOrientation.HORIZONTAL) {
        line = new Line2D.Double(v, dataArea.getMinY(), v,
                dataArea.getMaxY());
    }
    else if (orientation == PlotOrientation.VERTICAL) {
        line = new Line2D.Double(dataArea.getMinX(), v,
                dataArea.getMaxX(), v);
    }

    g2.setPaint(paint);
    g2.setStroke(stroke);
    g2.draw(line);

}
 

/**
 * Fills a band between two values on the axis.  This can be used to color
 * bands between the grid lines.
 *
 * @param g2  the graphics device.
 * @param plot  the plot.
 * @param axis  the domain axis.
 * @param dataArea  the data area.
 * @param start  the start value.
 * @param end  the end value.
 */
@Override
public void fillDomainGridBand(Graphics2D g2, XYPlot plot, ValueAxis axis,
        Rectangle2D dataArea, double start, double end) {

    double x1 = axis.valueToJava2D(start, dataArea,
            plot.getDomainAxisEdge());
    double x2 = axis.valueToJava2D(end, dataArea,
            plot.getDomainAxisEdge());
    Rectangle2D band;
    if (plot.getOrientation() == PlotOrientation.VERTICAL) {
        band = new Rectangle2D.Double(Math.min(x1, x2), dataArea.getMinY(),
                Math.abs(x2 - x1), dataArea.getHeight());
    }
    else {
        band = new Rectangle2D.Double(dataArea.getMinX(), Math.min(x1, x2),
                dataArea.getWidth(), Math.abs(x2 - x1));
    }
    Paint paint = plot.getDomainTickBandPaint();

    if (paint != null) {
        g2.setPaint(paint);
        g2.fill(band);
    }

}
 

/**
 * Draws a line perpendicular to the range axis.
 *
 * @param g2  the graphics device.
 * @param plot  the plot.
 * @param axis  the value axis.
 * @param dataArea  the area for plotting data (not yet adjusted for any 3D
 *                  effect).
 * @param value  the value at which the grid line should be drawn.
 * @param paint  the paint (<code>null</code> not permitted).
 * @param stroke  the stroke (<code>null</code> not permitted).
 *
 * @see #drawRangeGridline
 *
 * @since 1.0.13
 */
public void drawRangeLine(Graphics2D g2, CategoryPlot plot, ValueAxis axis,
        Rectangle2D dataArea, double value, Paint paint, Stroke stroke) {

    Range range = axis.getRange();
    if (!range.contains(value)) {
        return;
    }

    PlotOrientation orientation = plot.getOrientation();
    Line2D line = null;
    double v = axis.valueToJava2D(value, dataArea, plot.getRangeAxisEdge());
    if (orientation == PlotOrientation.HORIZONTAL) {
        line = new Line2D.Double(v, dataArea.getMinY(), v,
                dataArea.getMaxY());
    }
    else if (orientation == PlotOrientation.VERTICAL) {
        line = new Line2D.Double(dataArea.getMinX(), v,
                dataArea.getMaxX(), v);
    }

    g2.setPaint(paint);
    g2.setStroke(stroke);
    g2.draw(line);

}
 

/**
 * Draws the annotation.
 *
 * @param g2  the graphics device.
 * @param plot  the plot.
 * @param dataArea  the data area.
 * @param domainAxis  the domain axis.
 * @param rangeAxis  the range axis.
 * @param rendererIndex  the renderer index.
 * @param info  if supplied, this info object will be populated with
 *              entity information.
 */
public void draw(Graphics2D g2, XYPlot plot, Rectangle2D dataArea,
                 ValueAxis domainAxis, ValueAxis rangeAxis, 
                 int rendererIndex,
                 PlotRenderingInfo info) {

    PlotOrientation orientation = plot.getOrientation();
    RectangleEdge domainEdge = Plot.resolveDomainAxisLocation(
            plot.getDomainAxisLocation(), orientation);
    RectangleEdge rangeEdge = Plot.resolveRangeAxisLocation(
            plot.getRangeAxisLocation(), orientation);
    float j2DX = (float) domainAxis.valueToJava2D(this.x, dataArea, 
            domainEdge);
    float j2DY = (float) rangeAxis.valueToJava2D(this.y, dataArea, 
            rangeEdge);
    Rectangle2D area = new Rectangle2D.Double(j2DX - this.width / 2.0, 
            j2DY - this.height / 2.0, this.width, this.height);
    this.drawable.draw(g2, area);
    String toolTip = getToolTipText();
    String url = getURL();
    if (toolTip != null || url != null) {
        addEntity(info, area, rendererIndex, toolTip, url);
    }
    
}
 

/**
 * Utility method for drawing a vertical line on the data area of the plot.
 *
 * @param g2  the graphics device.
 * @param dataArea  the data area.
 * @param value  the coordinate, where to draw the line.
 * @param stroke  the stroke to use.
 * @param paint  the paint to use.
 */
protected void drawVerticalLine(Graphics2D g2, Rectangle2D dataArea,
                                double value, Stroke stroke, Paint paint) {

    ValueAxis axis = getDomainAxis();
    if (getOrientation() == PlotOrientation.HORIZONTAL) {
        axis = getRangeAxis();
    }
    if (axis.getRange().contains(value)) {
        double xx = axis.valueToJava2D(value, dataArea, 
                RectangleEdge.BOTTOM);
        Line2D line = new Line2D.Double(xx, dataArea.getMinY(), xx, 
                dataArea.getMaxY());
        g2.setStroke(stroke);
        g2.setPaint(paint);
        g2.draw(line);
    }

}
 

/**
 * Fills a band between two values on the range axis.  This can be used to 
 * color bands between the grid lines.
 *
 * @param g2  the graphics device.
 * @param plot  the plot.
 * @param axis  the range axis.
 * @param dataArea  the data area.
 * @param start  the start value.
 * @param end  the end value.
 */
public void fillRangeGridBand(Graphics2D g2,
                              XYPlot plot,
                              ValueAxis axis,
                              Rectangle2D dataArea,
                              double start, double end) {

    double y1 = axis.valueToJava2D(start, dataArea, 
            plot.getRangeAxisEdge());
    double y2 = axis.valueToJava2D(end, dataArea, plot.getRangeAxisEdge());
    // TODO: need to change the next line to take account of the plot 
    //       orientation
    Rectangle2D band = new Rectangle2D.Double(dataArea.getMinX(), y2, 
            dataArea.getWidth(), y1 - y2);
    Paint paint = plot.getRangeTickBandPaint();

    if (paint != null) {
        g2.setPaint(paint);
        g2.fill(band);
    }

}
 

/**
 * Draws the annotation.
 *
 * @param g2  the graphics device.
 * @param plot  the plot.
 * @param dataArea  the data area.
 * @param domainAxis  the domain axis.
 * @param rangeAxis  the range axis.
 * @param rendererIndex  the renderer index.
 * @param info  the plot info (<code>null</code> permitted).
 */
public void draw(Graphics2D g2, CategoryPlot plot, Rectangle2D dataArea,
        CategoryAxis domainAxis, ValueAxis rangeAxis, 
        int rendererIndex, PlotRenderingInfo info) {

    CategoryDataset dataset = plot.getDataset();
    int catIndex = dataset.getColumnIndex(this.category);
    int catCount = dataset.getColumnCount();

    float anchorX = 0.0f;
    float anchorY = 0.0f;
    PlotOrientation orientation = plot.getOrientation();
    RectangleEdge domainEdge = Plot.resolveDomainAxisLocation(
            plot.getDomainAxisLocation(), orientation);
    RectangleEdge rangeEdge = Plot.resolveRangeAxisLocation(
            plot.getRangeAxisLocation(), orientation);
    
    if (orientation == PlotOrientation.HORIZONTAL) {
        anchorY = (float) domainAxis.getCategoryJava2DCoordinate(
                this.categoryAnchor, catIndex, catCount, dataArea, 
                domainEdge);
        anchorX = (float) rangeAxis.valueToJava2D(this.value, dataArea, 
                rangeEdge);
    }
    else if (orientation == PlotOrientation.VERTICAL) {
        anchorX = (float) domainAxis.getCategoryJava2DCoordinate(
                this.categoryAnchor, catIndex, catCount, dataArea, 
                domainEdge);
        anchorY = (float) rangeAxis.valueToJava2D(this.value, dataArea, 
                rangeEdge);
    }
    g2.setFont(getFont());
    g2.setPaint(getPaint());
    TextUtilities.drawRotatedString(getText(), g2, anchorX, anchorY,
            getTextAnchor(), getRotationAngle(), getRotationAnchor());

}
 

/**
 * Generates the clip path.
 *
 * @param dataArea  the dataArea that the plot is being draw in.
 * @param horizontalAxis  the horizontal axis.
 * @param verticalAxis  the vertical axis.
 *
 * @return The GeneralPath defining the outline
 */
public GeneralPath generateClipPath(Rectangle2D dataArea,
                                    ValueAxis horizontalAxis,
                                    ValueAxis verticalAxis) {

    GeneralPath generalPath = new GeneralPath();
    double transX = horizontalAxis.valueToJava2D(
        this.xValue[0], dataArea, RectangleEdge.BOTTOM
    );
    double transY = verticalAxis.valueToJava2D(
        this.yValue[0], dataArea, RectangleEdge.LEFT
    );
    generalPath.moveTo((float) transX, (float) transY);
    for (int k = 0; k < this.yValue.length; k++) {
        transX = horizontalAxis.valueToJava2D(
            this.xValue[k], dataArea, RectangleEdge.BOTTOM
        );
        transY = verticalAxis.valueToJava2D(
            this.yValue[k], dataArea, RectangleEdge.LEFT
        );
        generalPath.lineTo((float) transX, (float) transY);
    }
    generalPath.closePath();

    return generalPath;

}
 

/**
 * Draws a line perpendicular to the range axis.
 *
 * @param g2  the graphics device.
 * @param plot  the plot.
 * @param axis  the value axis.
 * @param dataArea  the area for plotting data (not yet adjusted for any 3D
 *                  effect).
 * @param value  the value at which the grid line should be drawn.
 * @param paint  the paint (<code>null</code> not permitted).
 * @param stroke  the stroke (<code>null</code> not permitted).
 *
 * @see #drawRangeGridline
 *
 * @since 1.0.13
 */
public void drawRangeLine(Graphics2D g2, CategoryPlot plot, ValueAxis axis,
        Rectangle2D dataArea, double value, Paint paint, Stroke stroke) {

    // TODO: In JFreeChart 1.2.0, put this method in the
    // CategoryItemRenderer interface
    Range range = axis.getRange();
    if (!range.contains(value)) {
        return;
    }

    PlotOrientation orientation = plot.getOrientation();
    Line2D line = null;
    double v = axis.valueToJava2D(value, dataArea, plot.getRangeAxisEdge());
    if (orientation == PlotOrientation.HORIZONTAL) {
        line = new Line2D.Double(v, dataArea.getMinY(), v,
                dataArea.getMaxY());
    } else if (orientation == PlotOrientation.VERTICAL) {
        line = new Line2D.Double(dataArea.getMinX(), v,
                dataArea.getMaxX(), v);
    }

    g2.setPaint(paint);
    g2.setStroke(stroke);
    Object saved = g2.getRenderingHint(RenderingHints.KEY_STROKE_CONTROL);
    g2.setRenderingHint(RenderingHints.KEY_STROKE_CONTROL, 
            RenderingHints.VALUE_STROKE_NORMALIZE);
    g2.draw(line);
    g2.setRenderingHint(RenderingHints.KEY_STROKE_CONTROL, saved);
}
 

/**
 * Draws the annotation.
 *
 * @param g2  the graphics device.
 * @param plot  the plot.
 * @param dataArea  the data area.
 * @param domainAxis  the domain axis.
 * @param rangeAxis  the range axis.
 */
@Override
public void draw(Graphics2D g2, CategoryPlot plot, Rectangle2D dataArea,
        CategoryAxis domainAxis, ValueAxis rangeAxis) {

    CategoryDataset dataset = plot.getDataset();
    int catIndex = dataset.getColumnIndex(this.category);
    int catCount = dataset.getColumnCount();

    float anchorX = 0.0f;
    float anchorY = 0.0f;
    PlotOrientation orientation = plot.getOrientation();
    RectangleEdge domainEdge = Plot.resolveDomainAxisLocation(
            plot.getDomainAxisLocation(), orientation);
    RectangleEdge rangeEdge = Plot.resolveRangeAxisLocation(
            plot.getRangeAxisLocation(), orientation);

    if (orientation == PlotOrientation.HORIZONTAL) {
        anchorY = (float) domainAxis.getCategoryJava2DCoordinate(
                this.categoryAnchor, catIndex, catCount, dataArea,
                domainEdge);
        anchorX = (float) rangeAxis.valueToJava2D(this.value, dataArea,
                rangeEdge);
    }
    else if (orientation == PlotOrientation.VERTICAL) {
        anchorX = (float) domainAxis.getCategoryJava2DCoordinate(
                this.categoryAnchor, catIndex, catCount, dataArea,
                domainEdge);
        anchorY = (float) rangeAxis.valueToJava2D(this.value, dataArea,
                rangeEdge);
    }
    g2.setFont(getFont());
    g2.setPaint(getPaint());
    TextUtilities.drawRotatedString(getText(), g2, anchorX, anchorY,
            getTextAnchor(), getRotationAngle(), getRotationAnchor());

}
 

/**
 * Draws a grid line against the range axis.
 *
 * @param g2  the graphics device.
 * @param plot  the plot.
 * @param axis  the value axis.
 * @param dataArea  the area for plotting data (not yet adjusted for any
 *                  3D effect).
 * @param value  the value at which the grid line should be drawn.
 *
 * @see #drawDomainGridline(Graphics2D, CategoryPlot, Rectangle2D, double)
 */
@Override
public void drawRangeGridline(Graphics2D g2, CategoryPlot plot,
        ValueAxis axis, Rectangle2D dataArea, double value) {

    Range range = axis.getRange();
    if (!range.contains(value)) {
        return;
    }

    PlotOrientation orientation = plot.getOrientation();
    double v = axis.valueToJava2D(value, dataArea, plot.getRangeAxisEdge());
    Line2D line = null;
    if (orientation == PlotOrientation.HORIZONTAL) {
        line = new Line2D.Double(v, dataArea.getMinY(), v,
                dataArea.getMaxY());
    }
    else if (orientation == PlotOrientation.VERTICAL) {
        line = new Line2D.Double(dataArea.getMinX(), v,
                dataArea.getMaxX(), v);
    }

    Paint paint = plot.getRangeGridlinePaint();
    if (paint == null) {
        paint = CategoryPlot.DEFAULT_GRIDLINE_PAINT;
    }
    g2.setPaint(paint);

    Stroke stroke = plot.getRangeGridlineStroke();
    if (stroke == null) {
        stroke = CategoryPlot.DEFAULT_GRIDLINE_STROKE;
    }
    g2.setStroke(stroke);

    g2.draw(line);

}
 

/**
 * Draws the visual representation of a single data item.
 *
 * @param g2  the graphics device.
 * @param state  the renderer state.
 * @param plotArea  the area within which the plot is being drawn.
 * @param plot  the plot (can be used to obtain standard color
 *              information etc).
 * @param domainAxis  the horizontal axis.
 * @param rangeAxis  the vertical axis.
 * @param dataset  the dataset.
 * @param series  the series index (zero-based).
 * @param item  the item index (zero-based).
 * @param pass  the pass index.
 */
public void drawItem(Graphics2D g2, XYItemRendererState state,
        Rectangle2D plotArea, XYPlot plot, ValueAxis domainAxis,
        ValueAxis rangeAxis, XYDataset dataset, int series, int item,
        boolean selected, int pass) {

    WindDataset windData = (WindDataset) dataset;

    Paint seriesPaint = getItemPaint(series, item, selected);
    Stroke seriesStroke = getItemStroke(series, item, selected);
    g2.setPaint(seriesPaint);
    g2.setStroke(seriesStroke);

    // get the data point...

    Number x = windData.getX(series, item);
    Number windDir = windData.getWindDirection(series, item);
    Number wforce = windData.getWindForce(series, item);
    double windForce = wforce.doubleValue();

    double wdirt = Math.toRadians(windDir.doubleValue() * (-30.0) - 90.0);

    double ax1, ax2, ay1, ay2, rax2, ray2;

    RectangleEdge domainAxisLocation = plot.getDomainAxisEdge();
    RectangleEdge rangeAxisLocation = plot.getRangeAxisEdge();
    ax1 = domainAxis.valueToJava2D(x.doubleValue(), plotArea,
            domainAxisLocation);
    ay1 = rangeAxis.valueToJava2D(0.0, plotArea, rangeAxisLocation);

    rax2 = x.doubleValue() + (windForce * Math.cos(wdirt) * 8000000.0);
    ray2 = windForce * Math.sin(wdirt);

    ax2 = domainAxis.valueToJava2D(rax2, plotArea, domainAxisLocation);
    ay2 = rangeAxis.valueToJava2D(ray2, plotArea, rangeAxisLocation);

    int diri = windDir.intValue();
    int forcei = wforce.intValue();
    String dirforce = diri + "-" + forcei;
    Line2D line = new Line2D.Double(ax1, ay1, ax2, ay2);

    g2.draw(line);
    g2.setPaint(Color.blue);
    g2.setFont(new Font("Tahoma", 1, 9));

    g2.drawString(dirforce, (float) ax1, (float) ay1);

    g2.setPaint(seriesPaint);
    g2.setStroke(seriesStroke);

    double alx2, aly2, arx2, ary2;
    double ralx2, raly2, rarx2, rary2;

    double aldir = Math.toRadians(windDir.doubleValue()
            * (-30.0) - 90.0 - 5.0);
    ralx2 = wforce.doubleValue() * Math.cos(aldir) * 8000000 * 0.8
    + x.doubleValue();
    raly2 = wforce.doubleValue() * Math.sin(aldir) * 0.8;

    alx2 = domainAxis.valueToJava2D(ralx2, plotArea, domainAxisLocation);
    aly2 = rangeAxis.valueToJava2D(raly2, plotArea, rangeAxisLocation);

    line = new Line2D.Double(alx2, aly2, ax2, ay2);
    g2.draw(line);

    double ardir = Math.toRadians(windDir.doubleValue()
            * (-30.0) - 90.0 + 5.0);
    rarx2 = wforce.doubleValue() * Math.cos(ardir) * 8000000 * 0.8
            + x.doubleValue();
    rary2 = wforce.doubleValue() * Math.sin(ardir) * 0.8;

    arx2 = domainAxis.valueToJava2D(rarx2, plotArea, domainAxisLocation);
    ary2 = rangeAxis.valueToJava2D(rary2, plotArea, rangeAxisLocation);

    line = new Line2D.Double(arx2, ary2, ax2, ay2);
    g2.draw(line);

}
 

/**
 * Draws the annotation.  This method is called by the drawing code in the
 * {@link XYPlot} class, you don't normally need to call this method
 * directly.
 *
 * @param g2  the graphics device.
 * @param plot  the plot.
 * @param dataArea  the data area.
 * @param domainAxis  the domain axis.
 * @param rangeAxis  the range axis.
 * @param rendererIndex  the renderer index.
 * @param info  if supplied, this info object will be populated with
 *              entity information.
 */
@Override
public void draw(Graphics2D g2, XYPlot plot, Rectangle2D dataArea,
                 ValueAxis domainAxis, ValueAxis rangeAxis,
                 int rendererIndex, PlotRenderingInfo info) {

    PlotOrientation orientation = plot.getOrientation();
    AxisLocation domainAxisLocation = plot.getDomainAxisLocation();
    AxisLocation rangeAxisLocation = plot.getRangeAxisLocation();
    RectangleEdge domainEdge = Plot.resolveDomainAxisLocation(
            domainAxisLocation, orientation);
    RectangleEdge rangeEdge = Plot.resolveRangeAxisLocation(
            rangeAxisLocation, orientation);
    Range xRange = domainAxis.getRange();
    Range yRange = rangeAxis.getRange();
    double anchorX, anchorY;
    if (this.coordinateType == XYCoordinateType.RELATIVE) {
        anchorX = xRange.getLowerBound() + (this.x * xRange.getLength());
        anchorY = yRange.getLowerBound() + (this.y * yRange.getLength());
    }
    else {
        anchorX = domainAxis.valueToJava2D(this.x, dataArea, domainEdge);
        anchorY = rangeAxis.valueToJava2D(this.y, dataArea, rangeEdge);
    }

    float j2DX = (float) domainAxis.valueToJava2D(anchorX, dataArea,
            domainEdge);
    float j2DY = (float) rangeAxis.valueToJava2D(anchorY, dataArea,
            rangeEdge);
    float xx = 0.0f;
    float yy = 0.0f;
    if (orientation == PlotOrientation.HORIZONTAL) {
        xx = j2DY;
        yy = j2DX;
    }
    else if (orientation == PlotOrientation.VERTICAL) {
        xx = j2DX;
        yy = j2DY;
    }

    double maxW = dataArea.getWidth();
    double maxH = dataArea.getHeight();
    if (this.coordinateType == XYCoordinateType.RELATIVE) {
        if (this.maxWidth > 0.0) {
            maxW = maxW * this.maxWidth;
        }
        if (this.maxHeight > 0.0) {
            maxH = maxH * this.maxHeight;
        }
    }
    if (this.coordinateType == XYCoordinateType.DATA) {
        maxW = this.maxWidth;
        maxH = this.maxHeight;
    }
    RectangleConstraint rc = new RectangleConstraint(
            new Range(0, maxW), new Range(0, maxH));

    Size2D size = this.title.arrange(g2, rc);
    Rectangle2D titleRect = new Rectangle2D.Double(0, 0, size.width,
            size.height);
    Point2D anchorPoint = RectangleAnchor.coordinates(titleRect,
            this.anchor);
    xx = xx - (float) anchorPoint.getX();
    yy = yy - (float) anchorPoint.getY();
    titleRect.setRect(xx, yy, titleRect.getWidth(), titleRect.getHeight());
    BlockParams p = new BlockParams();
    if (info != null) {
        if (info.getOwner().getEntityCollection() != null) {
            p.setGenerateEntities(true);
        }
    }
    Object result = this.title.draw(g2, titleRect, p);
    if (info != null) {
        if (result instanceof EntityBlockResult) {
            EntityBlockResult ebr = (EntityBlockResult) result;
            info.getOwner().getEntityCollection().addAll(
                    ebr.getEntityCollection());
        }
        String toolTip = getToolTipText();
        String url = getURL();
        if (toolTip != null || url != null) {
            addEntity(info, new Rectangle2D.Float(xx, yy,
                    (float) size.width, (float) size.height),
                    rendererIndex, toolTip, url);
        }
    }
}
 

/**
 * Draws the visual representation of a single data item.
 *
 * @param g2  the graphics device.
 * @param state  the renderer state.
 * @param plotArea  the area within which the plot is being drawn.
 * @param info  optional information collection.
 * @param plot  the plot (can be used to obtain standard color
 *              information etc).
 * @param domainAxis  the horizontal axis.
 * @param rangeAxis  the vertical axis.
 * @param dataset  the dataset.
 * @param series  the series index (zero-based).
 * @param item  the item index (zero-based).
 * @param crosshairState  crosshair information for the plot
 *                        (<code>null</code> permitted).
 * @param pass  the pass index.
 */
@Override
public void drawItem(Graphics2D g2, XYItemRendererState state,
        Rectangle2D plotArea, PlotRenderingInfo info, XYPlot plot,
        ValueAxis domainAxis, ValueAxis rangeAxis, XYDataset dataset,
        int series, int item, CrosshairState crosshairState, int pass) {

    WindDataset windData = (WindDataset) dataset;

    Paint seriesPaint = getItemPaint(series, item);
    Stroke seriesStroke = getItemStroke(series, item);
    g2.setPaint(seriesPaint);
    g2.setStroke(seriesStroke);

    // get the data point...

    Number x = windData.getX(series, item);
    Number windDir = windData.getWindDirection(series, item);
    Number wforce = windData.getWindForce(series, item);
    double windForce = wforce.doubleValue();

    double wdirt = Math.toRadians(windDir.doubleValue() * (-30.0) - 90.0);

    double ax1, ax2, ay1, ay2, rax2, ray2;

    RectangleEdge domainAxisLocation = plot.getDomainAxisEdge();
    RectangleEdge rangeAxisLocation = plot.getRangeAxisEdge();
    ax1 = domainAxis.valueToJava2D(x.doubleValue(), plotArea,
            domainAxisLocation);
    ay1 = rangeAxis.valueToJava2D(0.0, plotArea, rangeAxisLocation);

    rax2 = x.doubleValue() + (windForce * Math.cos(wdirt) * 8000000.0);
    ray2 = windForce * Math.sin(wdirt);

    ax2 = domainAxis.valueToJava2D(rax2, plotArea, domainAxisLocation);
    ay2 = rangeAxis.valueToJava2D(ray2, plotArea, rangeAxisLocation);

    int diri = windDir.intValue();
    int forcei = wforce.intValue();
    String dirforce = diri + "-" + forcei;
    Line2D line = new Line2D.Double(ax1, ay1, ax2, ay2);

    g2.draw(line);
    g2.setPaint(Color.blue);
    g2.setFont(new Font("Dialog", 1, 9));

    g2.drawString(dirforce, (float) ax1, (float) ay1);

    g2.setPaint(seriesPaint);
    g2.setStroke(seriesStroke);

    double alx2, aly2, arx2, ary2;
    double ralx2, raly2, rarx2, rary2;

    double aldir = Math.toRadians(windDir.doubleValue()
            * (-30.0) - 90.0 - 5.0);
    ralx2 = wforce.doubleValue() * Math.cos(aldir) * 8000000 * 0.8
    + x.doubleValue();
    raly2 = wforce.doubleValue() * Math.sin(aldir) * 0.8;

    alx2 = domainAxis.valueToJava2D(ralx2, plotArea, domainAxisLocation);
    aly2 = rangeAxis.valueToJava2D(raly2, plotArea, rangeAxisLocation);

    line = new Line2D.Double(alx2, aly2, ax2, ay2);
    g2.draw(line);

    double ardir = Math.toRadians(windDir.doubleValue()
            * (-30.0) - 90.0 + 5.0);
    rarx2 = wforce.doubleValue() * Math.cos(ardir) * 8000000 * 0.8
            + x.doubleValue();
    rary2 = wforce.doubleValue() * Math.sin(ardir) * 0.8;

    arx2 = domainAxis.valueToJava2D(rarx2, plotArea, domainAxisLocation);
    ary2 = rangeAxis.valueToJava2D(rary2, plotArea, rangeAxisLocation);

    line = new Line2D.Double(arx2, ary2, ax2, ay2);
    g2.draw(line);

}
 

/**
 * Draws the item (first pass). This method draws the lines
 * connecting the items.
 *
 * @param g2  the graphics device.
 * @param state  the renderer state.
 * @param plot  the plot (can be used to obtain standard color
 *              information etc).
 * @param dataset  the dataset.
 * @param pass  the pass.
 * @param series  the series index (zero-based).
 * @param item  the item index (zero-based).
 * @param selected  is the data item selected?
 * @param dataArea  the area within which the data is being drawn.
 * @param domainAxis  the domain axis.
 * @param rangeAxis  the range axis.
 *
 * @since 1.2.0
 */
protected void drawPrimaryLine(XYItemRendererState state, Graphics2D g2,
        XYPlot plot, XYDataset dataset, int pass, int series, int item,
        boolean selected, ValueAxis domainAxis, ValueAxis rangeAxis,
        Rectangle2D dataArea) {
    
    if (item == 0) {
        return;
    }

    // get the data point...
    double x1 = dataset.getXValue(series, item);
    double y1 = dataset.getYValue(series, item);
    if (Double.isNaN(y1) || Double.isNaN(x1)) {
        return;
    }

    double x0 = dataset.getXValue(series, item - 1);
    double y0 = dataset.getYValue(series, item - 1);
    if (Double.isNaN(y0) || Double.isNaN(x0)) {
        return;
    }

    RectangleEdge xAxisLocation = plot.getDomainAxisEdge();
    RectangleEdge yAxisLocation = plot.getRangeAxisEdge();

    double transX0 = domainAxis.valueToJava2D(x0, dataArea, xAxisLocation);
    double transY0 = rangeAxis.valueToJava2D(y0, dataArea, yAxisLocation);

    double transX1 = domainAxis.valueToJava2D(x1, dataArea, xAxisLocation);
    double transY1 = rangeAxis.valueToJava2D(y1, dataArea, yAxisLocation);

    // only draw if we have good values
    if (Double.isNaN(transX0) || Double.isNaN(transY0)
        || Double.isNaN(transX1) || Double.isNaN(transY1)) {
        return;
    }

    PlotOrientation orientation = plot.getOrientation();
    boolean visible = false;
    if (orientation == PlotOrientation.HORIZONTAL) {
        state.workingLine.setLine(transY0, transX0, transY1, transX1);
    }
    else if (orientation == PlotOrientation.VERTICAL) {
        state.workingLine.setLine(transX0, transY0, transX1, transY1);
    }
    visible = LineUtilities.clipLine(state.workingLine, dataArea);
    if (visible) {
        drawShape1(g2, pass, series, item, selected, state.workingLine);
    }
}
 

/**
 * Draws the annotation.  This method is called by the drawing code in the
 * {@link XYPlot} class, you don't normally need to call this method
 * directly.
 *
 * @param g2  the graphics device.
 * @param plot  the plot.
 * @param dataArea  the data area.
 * @param domainAxis  the domain axis.
 * @param rangeAxis  the range axis.
 * @param rendererIndex  the renderer index.
 * @param info  if supplied, this info object will be populated with
 *              entity information.
 */
@Override
public void draw(Graphics2D g2, XYPlot plot, Rectangle2D dataArea,
                 ValueAxis domainAxis, ValueAxis rangeAxis,
                 int rendererIndex,
                 PlotRenderingInfo info) {

    PlotOrientation orientation = plot.getOrientation();
    AxisLocation xAxisLocation = plot.getDomainAxisLocation();
    AxisLocation yAxisLocation = plot.getRangeAxisLocation();
    RectangleEdge xEdge = Plot.resolveDomainAxisLocation(xAxisLocation,
            orientation);
    RectangleEdge yEdge = Plot.resolveRangeAxisLocation(yAxisLocation,
            orientation);
    float j2DX0 = (float) domainAxis.valueToJava2D(this.x, dataArea, xEdge);
    float j2DY0 = (float) rangeAxis.valueToJava2D(this.y, dataArea, yEdge);
    float j2DX1 = (float) domainAxis.valueToJava2D(this.x + this.w,
            dataArea, xEdge);
    float j2DY1 = (float) rangeAxis.valueToJava2D(this.y + this.h,
            dataArea, yEdge);
    float xx0 = 0.0f;
    float yy0 = 0.0f;
    float xx1 = 0.0f;
    float yy1 = 0.0f;
    if (orientation == PlotOrientation.HORIZONTAL) {
        xx0 = j2DY0;
        xx1 = j2DY1;
        yy0 = j2DX0;
        yy1 = j2DX1;
    }
    else if (orientation == PlotOrientation.VERTICAL) {
        xx0 = j2DX0;
        xx1 = j2DX1;
        yy0 = j2DY0;
        yy1 = j2DY1;
    }
    // TODO: rotate the image when drawn with horizontal orientation?
    g2.drawImage(this.image, (int) xx0, (int) Math.min(yy0, yy1),
            (int) (xx1 - xx0), (int) Math.abs(yy1 - yy0), null);
    String toolTip = getToolTipText();
    String url = getURL();
    if (toolTip != null || url != null) {
        addEntity(info, new Rectangle2D.Float(xx0, yy0, (xx1 - xx0),
                (yy1 - yy0)), rendererIndex, toolTip, url);
    }
}
 

/**
 * Draws the annotation.  This method is usually called by the 
 * {@link XYPlot} class, you shouldn't need to call it directly.
 *
 * @param g2  the graphics device.
 * @param plot  the plot.
 * @param dataArea  the data area.
 * @param domainAxis  the domain axis.
 * @param rangeAxis  the range axis.
 * @param rendererIndex  the renderer index.
 * @param info  the plot rendering info.
 */
public void draw(Graphics2D g2, XYPlot plot, Rectangle2D dataArea,
                 ValueAxis domainAxis, ValueAxis rangeAxis, 
                 int rendererIndex,
                 PlotRenderingInfo info) {

    PlotOrientation orientation = plot.getOrientation();
    RectangleEdge domainEdge = Plot.resolveDomainAxisLocation(
            plot.getDomainAxisLocation(), orientation);
    RectangleEdge rangeEdge = Plot.resolveRangeAxisLocation(
            plot.getRangeAxisLocation(), orientation);

    // compute transform matrix elements via sample points. Assume no 
    // rotation or shear.
    Rectangle2D bounds = this.shape.getBounds2D();
    double x0 = bounds.getMinX();
    double x1 = bounds.getMaxX();
    double xx0 = domainAxis.valueToJava2D(x0, dataArea, domainEdge);
    double xx1 = domainAxis.valueToJava2D(x1, dataArea, domainEdge);
    double m00 = (xx1 - xx0) / (x1 - x0);
    double m02 = xx0 - x0 * m00;
    
    double y0 = bounds.getMaxY();
    double y1 = bounds.getMinY();
    double yy0 = rangeAxis.valueToJava2D(y0, dataArea, rangeEdge);
    double yy1 = rangeAxis.valueToJava2D(y1, dataArea, rangeEdge);
    double m11 = (yy1 - yy0) / (y1 - y0);
    double m12 = yy0 - m11 * y0;

    //  create transform & transform shape
    Shape s = null;
    if (orientation == PlotOrientation.HORIZONTAL) {
        AffineTransform t1 = new AffineTransform(0.0f, 1.0f, 1.0f, 0.0f, 
                0.0f, 0.0f);
        AffineTransform t2 = new AffineTransform(m11, 0.0f, 0.0f, m00, 
                m12, m02);
        s = t1.createTransformedShape(this.shape);
        s = t2.createTransformedShape(s);
    }
    else if (orientation == PlotOrientation.VERTICAL) {
        AffineTransform t = new AffineTransform(m00, 0, 0, m11, m02, m12);
        s = t.createTransformedShape(this.shape);
    }

    if (this.fillPaint != null) {
        g2.setPaint(this.fillPaint);
        g2.fill(s);
    }
    
    if (this.stroke != null && this.outlinePaint != null) {
        g2.setPaint(this.outlinePaint);
        g2.setStroke(this.stroke);
        g2.draw(s);
    }
    addEntity(info, s, rendererIndex, getToolTipText(), getURL());
    
}
 

/**
 * Draws the block representing the specified item.
 *
 * @param g2  the graphics device.
 * @param state  the state.
 * @param dataArea  the data area.
 * @param info  the plot rendering info.
 * @param plot  the plot.
 * @param domainAxis  the x-axis.
 * @param rangeAxis  the y-axis.
 * @param dataset  the dataset.
 * @param series  the series index.
 * @param item  the item index.
 * @param crosshairState  the crosshair state.
 * @param pass  the pass index.
 */
@Override
public void drawItem(Graphics2D g2, XYItemRendererState state,
        Rectangle2D dataArea, PlotRenderingInfo info, XYPlot plot,
        ValueAxis domainAxis, ValueAxis rangeAxis, XYDataset dataset,
        int series, int item, CrosshairState crosshairState, int pass) {

    Shape hotspot;
    EntityCollection entities = null;
    if (info != null) {
        entities = info.getOwner().getEntityCollection();
    }

    double x = dataset.getXValue(series, item);
    double y = dataset.getYValue(series, item);
    if (Double.isNaN(x) || Double.isNaN(y)) {
        // can't draw anything
        return;
    }

    double transX = domainAxis.valueToJava2D(x, dataArea,
            plot.getDomainAxisEdge());
    double transY = rangeAxis.valueToJava2D(y, dataArea,
            plot.getRangeAxisEdge());

    PlotOrientation orientation = plot.getOrientation();

    // draw optional guide lines
    if ((pass == 0) && this.guideLinesVisible) {
        g2.setStroke(this.guideLineStroke);
        g2.setPaint(this.guideLinePaint);
        if (orientation == PlotOrientation.HORIZONTAL) {
            g2.draw(new Line2D.Double(transY, dataArea.getMinY(), transY,
                    dataArea.getMaxY()));
            g2.draw(new Line2D.Double(dataArea.getMinX(), transX,
                    dataArea.getMaxX(), transX));
        }
        else {
            g2.draw(new Line2D.Double(transX, dataArea.getMinY(), transX,
                    dataArea.getMaxY()));
            g2.draw(new Line2D.Double(dataArea.getMinX(), transY,
                    dataArea.getMaxX(), transY));
        }
    }
    else if (pass == 1) {
        Shape shape = getItemShape(series, item);
        if (orientation == PlotOrientation.HORIZONTAL) {
            shape = ShapeUtilities.createTranslatedShape(shape, transY,
                    transX);
        }
        else if (orientation == PlotOrientation.VERTICAL) {
            shape = ShapeUtilities.createTranslatedShape(shape, transX,
                    transY);
        }
        hotspot = shape;
        if (shape.intersects(dataArea)) {
            //if (getItemShapeFilled(series, item)) {
                g2.setPaint(getPaint(dataset, series, item));
                g2.fill(shape);
           //}
            if (this.drawOutlines) {
                if (getUseOutlinePaint()) {
                    g2.setPaint(getItemOutlinePaint(series, item));
                }
                else {
                    g2.setPaint(getItemPaint(series, item));
                }
                g2.setStroke(getItemOutlineStroke(series, item));
                g2.draw(shape);
            }
        }

        // add an entity for the item...
        if (entities != null) {
            addEntity(entities, hotspot, dataset, series, item, transX,
                    transY);
        }
    }
}
 

/**
 * Draws the annotation.  This method is called by the {@link XYPlot} 
 * class, you won't normally need to call it yourself.
 *
 * @param g2  the graphics device.
 * @param plot  the plot.
 * @param dataArea  the data area.
 * @param domainAxis  the domain axis.
 * @param rangeAxis  the range axis.
 * @param rendererIndex  the renderer index.
 * @param info  if supplied, this info object will be populated with
 *              entity information.
 */
public void draw(Graphics2D g2, XYPlot plot, Rectangle2D dataArea,
                 ValueAxis domainAxis, ValueAxis rangeAxis, 
                 int rendererIndex,
                 PlotRenderingInfo info) {

    PlotOrientation orientation = plot.getOrientation();
    RectangleEdge domainEdge = Plot.resolveDomainAxisLocation(
            plot.getDomainAxisLocation(), orientation);
    RectangleEdge rangeEdge = Plot.resolveRangeAxisLocation(
            plot.getRangeAxisLocation(), orientation);
    float j2DX1 = 0.0f;
    float j2DX2 = 0.0f;
    float j2DY1 = 0.0f;
    float j2DY2 = 0.0f;
    if (orientation == PlotOrientation.VERTICAL) {
        j2DX1 = (float) domainAxis.valueToJava2D(this.x1, dataArea, 
                domainEdge);
        j2DY1 = (float) rangeAxis.valueToJava2D(this.y1, dataArea, 
                rangeEdge);
        j2DX2 = (float) domainAxis.valueToJava2D(this.x2, dataArea, 
                domainEdge);
        j2DY2 = (float) rangeAxis.valueToJava2D(this.y2, dataArea, 
                rangeEdge);
    }
    else if (orientation == PlotOrientation.HORIZONTAL) {
        j2DY1 = (float) domainAxis.valueToJava2D(this.x1, dataArea, 
                domainEdge);
        j2DX1 = (float) rangeAxis.valueToJava2D(this.y1, dataArea, 
                rangeEdge);
        j2DY2 = (float) domainAxis.valueToJava2D(this.x2, dataArea, 
                domainEdge);
        j2DX2 = (float) rangeAxis.valueToJava2D(this.y2, dataArea, 
                rangeEdge);                
    }
    g2.setPaint(this.paint);
    g2.setStroke(this.stroke);
    Line2D line = new Line2D.Float(j2DX1, j2DY1, j2DX2, j2DY2);
    g2.draw(line);

    String toolTip = getToolTipText();
    String url = getURL();
    if (toolTip != null || url != null) {
        addEntity(info, ShapeUtilities.createLineRegion(line, 1.0f), 
                rendererIndex, toolTip, url);
    }
}