Example usage for java.awt Graphics2D draw

List of usage examples for java.awt Graphics2D draw

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Introduction

In this page you can find the example usage for java.awt Graphics2D draw.

Prototype

public abstract void draw(Shape s);

Source Link

Document

Strokes the outline of a Shape using the settings of the current Graphics2D context.

Usage

From source file:edu.dlnu.liuwenpeng.render.BarRenderer.java

/**    
* Draws the bar for a single (series, category) data item.    
*    //from w ww.j  a v a  2s . com
* @param g2  the graphics device.    
* @param state  the renderer state.    
* @param dataArea  the data area.    
* @param plot  the plot.    
* @param domainAxis  the domain axis.    
* @param rangeAxis  the range axis.    
* @param dataset  the dataset.    
* @param row  the row index (zero-based).    
* @param column  the column index (zero-based).    
* @param pass  the pass index.    
*/
public void drawItem(Graphics2D g2, CategoryItemRendererState state, Rectangle2D dataArea, CategoryPlot plot,
        CategoryAxis domainAxis, ValueAxis rangeAxis, CategoryDataset dataset, int row, int column, int pass) {

    // nothing is drawn for null values...   

    Number dataValue = dataset.getValue(row, column);
    if (dataValue == null) {
        return;
    }

    double value = dataValue.doubleValue();
    PlotOrientation orientation = plot.getOrientation();
    double barW0 = calculateBarW0(plot, orientation, dataArea, domainAxis, state, row, column);
    double[] barL0L1 = calculateBarL0L1(value);
    if (barL0L1 == null) {
        return; // the bar is not visible    
    }

    RectangleEdge edge = plot.getRangeAxisEdge();
    double transL0 = rangeAxis.valueToJava2D(barL0L1[0], dataArea, edge);
    double transL1 = rangeAxis.valueToJava2D(barL0L1[1], dataArea, edge);

    // in the following code, barL0 is (in Java2D coordinates) the LEFT    
    // end of the bar for a horizontal bar chart, and the TOP end of the    
    // bar for a vertical bar chart.  Whether this is the BASE of the bar    
    // or not depends also on (a) whether the data value is 'negative'    
    // relative to the base value and (b) whether or not the range axis is    
    // inverted.  This only matters if/when we apply the minimumBarLength    
    // attribute, because we should extend the non-base end of the bar    
    boolean positive = (value >= this.base);
    boolean inverted = rangeAxis.isInverted();
    double barL0 = Math.min(transL0, transL1);
    double barLength = Math.abs(transL1 - transL0);
    double barLengthAdj = 0.0;
    if (barLength > 0.0 && barLength < getMinimumBarLength()) {
        barLengthAdj = getMinimumBarLength() - barLength;
    }
    double barL0Adj = 0.0;
    if (orientation == PlotOrientation.HORIZONTAL) {
        if (positive && inverted || !positive && !inverted) {
            barL0Adj = barLengthAdj;
        }
    } else {
        if (positive && !inverted || !positive && inverted) {
            barL0Adj = barLengthAdj;
        }
    }

    // draw the bar...    
    Rectangle2D bar = null;
    if (orientation == PlotOrientation.HORIZONTAL) {
        bar = new Rectangle2D.Double(barL0 - barL0Adj, barW0, barLength + barLengthAdj, state.getBarWidth());
    } else {

        bar = new Rectangle2D.Double(barW0, barL0 - barL0Adj, state.getBarWidth(), barLength + barLengthAdj);
    }
    Paint itemPaint = getItemPaint(row, column);
    if (dataset.getValue(row, column).doubleValue() >= 0) {
        itemPaint = Color.red;

    } else {
        itemPaint = Color.GREEN;
    }
    GradientPaintTransformer t = getGradientPaintTransformer();
    if (t != null && itemPaint instanceof GradientPaint) {
        itemPaint = t.transform((GradientPaint) itemPaint, bar);
    }
    g2.setPaint(itemPaint);
    g2.fill(bar);

    // draw the outline...    
    if (isDrawBarOutline() && state.getBarWidth() > BAR_OUTLINE_WIDTH_THRESHOLD) {
        Stroke stroke = getItemOutlineStroke(row, column);
        Paint paint = getItemOutlinePaint(row, column);

        if (dataset.getValue(row, column).doubleValue() >= 0) {
            paint = Color.red;

        } else {
            paint = Color.green;
        }
        if (stroke != null && paint != null) {
            g2.setStroke(stroke);

            g2.setPaint(paint);
            g2.draw(bar);
        }
    }

    CategoryItemLabelGenerator generator = getItemLabelGenerator(row, column);
    if (generator != null && isItemLabelVisible(row, column)) {
        drawItemLabel(g2, dataset, row, column, plot, generator, bar, (value < 0.0));
    }

    // add an item entity, if this information is being collected    
    EntityCollection entities = state.getEntityCollection();
    if (entities != null) {
        addItemEntity(entities, dataset, row, column, bar);
    }

}

From source file:net.sf.fspdfs.chartthemes.spring.EyeCandySixtiesChartTheme.java

public void drawItem(Graphics2D g2, CategoryItemRendererState state, Rectangle2D dataArea, CategoryPlot plot,
        CategoryAxis domainAxis, ValueAxis rangeAxis, CategoryDataset dataset, int row, int column, int pass) {

    // check the value we are plotting...
    Number dataValue = dataset.getValue(row, column);
    if (dataValue == null) {
        return;//from   ww w.ja v  a 2s.c  o m
    }

    double value = dataValue.doubleValue();

    Rectangle2D adjusted = new Rectangle2D.Double(dataArea.getX(), dataArea.getY() + getYOffset(),
            dataArea.getWidth() - getXOffset(), dataArea.getHeight() - getYOffset());

    PlotOrientation orientation = plot.getOrientation();

    double barW0 = calculateBarW0(plot, orientation, adjusted, domainAxis, state, row, column);
    double[] barL0L1 = calculateBarL0L1(value);
    if (barL0L1 == null) {
        return; // the bar is not visible
    }

    RectangleEdge edge = plot.getRangeAxisEdge();
    double transL0 = rangeAxis.valueToJava2D(barL0L1[0], adjusted, edge);
    double transL1 = rangeAxis.valueToJava2D(barL0L1[1], adjusted, edge);
    double barL0 = Math.min(transL0, transL1);
    double barLength = Math.abs(transL1 - transL0);

    // draw the bar...
    Rectangle2D bar = null;
    if (orientation == PlotOrientation.HORIZONTAL) {
        bar = new Rectangle2D.Double(barL0, barW0, barLength, state.getBarWidth());
    } else {
        bar = new Rectangle2D.Double(barW0, barL0, state.getBarWidth(), barLength);
    }
    Paint itemPaint = getItemPaint(row, column);
    if (itemPaint instanceof GradientPaint) {
        itemPaint = getGradientPaintTransformer().transform((GradientPaint) itemPaint, bar);
    }
    g2.setPaint(itemPaint);
    g2.fill(bar);

    double x0 = bar.getMinX();
    double x1 = x0 + getXOffset();
    double x2 = bar.getMaxX();
    double x3 = x2 + getXOffset();

    double y0 = bar.getMinY() - getYOffset();
    double y1 = bar.getMinY();
    double y2 = bar.getMaxY() - getYOffset();
    double y3 = bar.getMaxY();

    GeneralPath bar3dRight = null;
    GeneralPath bar3dTop = null;
    if (barLength > 0.0) {
        bar3dRight = new GeneralPath();
        bar3dRight.moveTo((float) x2, (float) y3);
        bar3dRight.lineTo((float) x2, (float) y1);
        bar3dRight.lineTo((float) x3, (float) y0);
        bar3dRight.lineTo((float) x3, (float) y2);
        bar3dRight.closePath();

        if (itemPaint instanceof Color) {
            g2.setPaint(((Color) itemPaint).darker());
        } else if (itemPaint instanceof GradientPaint) {
            GradientPaint gp = (GradientPaint) itemPaint;
            g2.setPaint(new StandardGradientPaintTransformer().transform(new GradientPaint(gp.getPoint1(),
                    gp.getColor1().darker(), gp.getPoint2(), gp.getColor2().darker(), gp.isCyclic()),
                    bar3dRight));
        }
        g2.fill(bar3dRight);
    }

    bar3dTop = new GeneralPath();
    bar3dTop.moveTo((float) x0, (float) y1);
    bar3dTop.lineTo((float) x1, (float) y0);
    bar3dTop.lineTo((float) x3, (float) y0);
    bar3dTop.lineTo((float) x2, (float) y1);
    bar3dTop.closePath();
    g2.fill(bar3dTop);

    if (isDrawBarOutline() && state.getBarWidth() > BAR_OUTLINE_WIDTH_THRESHOLD) {
        g2.setStroke(getItemOutlineStroke(row, column));
        g2.setPaint(getItemOutlinePaint(row, column));
        g2.draw(bar);
        if (bar3dRight != null) {
            g2.draw(bar3dRight);
        }
        if (bar3dTop != null) {
            g2.draw(bar3dTop);
        }
    }

    CategoryItemLabelGenerator generator = getItemLabelGenerator(row, column);
    if (generator != null && isItemLabelVisible(row, column)) {
        drawItemLabel(g2, dataset, row, column, plot, generator, bar, (value < 0.0));
    }

    // add an item entity, if this information is being collected
    EntityCollection entities = state.getEntityCollection();
    if (entities != null) {
        GeneralPath barOutline = new GeneralPath();
        barOutline.moveTo((float) x0, (float) y3);
        barOutline.lineTo((float) x0, (float) y1);
        barOutline.lineTo((float) x1, (float) y0);
        barOutline.lineTo((float) x3, (float) y0);
        barOutline.lineTo((float) x3, (float) y2);
        barOutline.lineTo((float) x2, (float) y3);
        barOutline.closePath();
        addItemEntity(entities, dataset, row, column, barOutline);
    }
}

From source file:net.sf.jasperreports.chartthemes.spring.EyeCandySixtiesChartTheme.java

@Override
public void drawItem(Graphics2D g2, CategoryItemRendererState state, Rectangle2D dataArea, CategoryPlot plot,
        CategoryAxis domainAxis, ValueAxis rangeAxis, CategoryDataset dataset, int row, int column, int pass) {

    // check the value we are plotting...
    Number dataValue = dataset.getValue(row, column);
    if (dataValue == null) {
        return;/*from w w  w  .  j ava  2 s .  co  m*/
    }

    double value = dataValue.doubleValue();

    Rectangle2D adjusted = new Rectangle2D.Double(dataArea.getX(), dataArea.getY() + getYOffset(),
            dataArea.getWidth() - getXOffset(), dataArea.getHeight() - getYOffset());

    PlotOrientation orientation = plot.getOrientation();

    double barW0 = calculateBarW0(plot, orientation, adjusted, domainAxis, state, row, column);
    double[] barL0L1 = calculateBarL0L1(value);
    if (barL0L1 == null) {
        return; // the bar is not visible
    }

    RectangleEdge edge = plot.getRangeAxisEdge();
    double transL0 = rangeAxis.valueToJava2D(barL0L1[0], adjusted, edge);
    double transL1 = rangeAxis.valueToJava2D(barL0L1[1], adjusted, edge);
    double barL0 = Math.min(transL0, transL1);
    double barLength = Math.abs(transL1 - transL0);

    // draw the bar...
    Rectangle2D bar = null;
    if (orientation == PlotOrientation.HORIZONTAL) {
        bar = new Rectangle2D.Double(barL0, barW0, barLength, state.getBarWidth());
    } else {
        bar = new Rectangle2D.Double(barW0, barL0, state.getBarWidth(), barLength);
    }
    Paint itemPaint = getItemPaint(row, column);
    if (itemPaint instanceof GradientPaint) {
        itemPaint = getGradientPaintTransformer().transform((GradientPaint) itemPaint, bar);
    }
    g2.setPaint(itemPaint);
    g2.fill(bar);

    double x0 = bar.getMinX();
    double x1 = x0 + getXOffset();
    double x2 = bar.getMaxX();
    double x3 = x2 + getXOffset();

    double y0 = bar.getMinY() - getYOffset();
    double y1 = bar.getMinY();
    double y2 = bar.getMaxY() - getYOffset();
    double y3 = bar.getMaxY();

    GeneralPath bar3dRight = null;
    GeneralPath bar3dTop = null;
    if (barLength > 0.0) {
        bar3dRight = new GeneralPath();
        bar3dRight.moveTo((float) x2, (float) y3);
        bar3dRight.lineTo((float) x2, (float) y1);
        bar3dRight.lineTo((float) x3, (float) y0);
        bar3dRight.lineTo((float) x3, (float) y2);
        bar3dRight.closePath();

        if (itemPaint instanceof Color) {
            g2.setPaint(((Color) itemPaint).darker());
        } else if (itemPaint instanceof GradientPaint) {
            GradientPaint gp = (GradientPaint) itemPaint;
            g2.setPaint(new StandardGradientPaintTransformer().transform(new GradientPaint(gp.getPoint1(),
                    gp.getColor1().darker(), gp.getPoint2(), gp.getColor2().darker(), gp.isCyclic()),
                    bar3dRight));
        }
        g2.fill(bar3dRight);
    }

    bar3dTop = new GeneralPath();
    bar3dTop.moveTo((float) x0, (float) y1);
    bar3dTop.lineTo((float) x1, (float) y0);
    bar3dTop.lineTo((float) x3, (float) y0);
    bar3dTop.lineTo((float) x2, (float) y1);
    bar3dTop.closePath();
    g2.fill(bar3dTop);

    if (isDrawBarOutline() && state.getBarWidth() > BAR_OUTLINE_WIDTH_THRESHOLD) {
        g2.setStroke(getItemOutlineStroke(row, column));
        g2.setPaint(getItemOutlinePaint(row, column));
        g2.draw(bar);
        if (bar3dRight != null) {
            g2.draw(bar3dRight);
        }
        if (bar3dTop != null) {
            g2.draw(bar3dTop);
        }
    }

    CategoryItemLabelGenerator generator = getItemLabelGenerator(row, column);
    if (generator != null && isItemLabelVisible(row, column)) {
        drawItemLabel(g2, dataset, row, column, plot, generator, bar, (value < 0.0));
    }

    // add an item entity, if this information is being collected
    EntityCollection entities = state.getEntityCollection();
    if (entities != null) {
        GeneralPath barOutline = new GeneralPath();
        barOutline.moveTo((float) x0, (float) y3);
        barOutline.lineTo((float) x0, (float) y1);
        barOutline.lineTo((float) x1, (float) y0);
        barOutline.lineTo((float) x3, (float) y0);
        barOutline.lineTo((float) x3, (float) y2);
        barOutline.lineTo((float) x2, (float) y3);
        barOutline.closePath();
        addItemEntity(entities, dataset, row, column, barOutline);
    }
}

From source file:spinworld.gui.RadarPlot.java

/**
 * Draws a radar plot polygon./*from w w w  .  ja  v a2 s  .c o m*/
 *
 * @param g2 the graphics device.
 * @param plotArea the area we are plotting in (already adjusted).
 * @param centre the centre point of the radar axes
 * @param info chart rendering info.
 * @param series the series within the dataset we are plotting
 * @param catCount the number of categories per radar plot
 * @param headH the data point height
 * @param headW the data point width
 */
protected void drawRadarPoly(Graphics2D g2, Rectangle2D plotArea, Point2D centre, PlotRenderingInfo info,
        int series, int catCount, double headH, double headW) {

    Polygon polygon = new Polygon();

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

    // plot the data...
    for (int cat = 0; cat < catCount; cat++) {

        Number dataValue = getPlotValue(series, cat);

        if (dataValue != null) {
            double value = dataValue.doubleValue();

            // Finds our starting angle from the centre for this axis

            double angle = getStartAngle() + (getDirection().getFactor() * cat * 360 / catCount);

            // The following angle calc will ensure there isn't a top
            // vertical axis - this may be useful if you don't want any
            // given criteria to 'appear' move important than the
            // others..
            //  + (getDirection().getFactor()
            //        * (cat + 0.5) * 360 / catCount);

            // find the point at the appropriate distance end point
            // along the axis/angle identified above and add it to the
            // polygon

            double _maxValue = getMaxValue(cat).doubleValue();
            double _origin = getOrigin(cat).doubleValue();
            double lowerBound = Math.min(_origin, _maxValue);
            double upperBound = Math.max(_origin, _maxValue);
            boolean lesser = value < lowerBound;
            boolean greater = value > upperBound;
            if ((lesser || greater) && !drawOutOfRangePoints) {
                continue;
            }
            if (lesser) {
                value = lowerBound;
            }
            if (greater) {
                value = upperBound;
            }
            double length = _maxValue == _origin ? 0 : (value - lowerBound) / (upperBound - lowerBound);
            if (_maxValue < _origin) { // inversed
                length = 1 - length;
            }
            Point2D point = getWebPoint(plotArea, angle, length);
            polygon.addPoint((int) point.getX(), (int) point.getY());

            Paint paint = getSeriesPaint(series);
            Paint outlinePaint = getSeriesOutlinePaint(series);

            double px = point.getX();
            double py = point.getY();
            g2.setPaint(paint);
            if (lesser || greater) {
                // user crosshair for out-of-range data points distinguish
                g2.setStroke(new BasicStroke(1.5f, BasicStroke.CAP_SQUARE, BasicStroke.JOIN_BEVEL));
                double delta = 3;
                g2.draw(new Line2D.Double(px - delta, py, px + delta, py));
                g2.draw(new Line2D.Double(px, py - delta, px, py + delta));
            } else {
                // put an elipse at the point being plotted..
                Ellipse2D head = new Ellipse2D.Double(px - headW / 2, py - headH / 2, headW, headH);
                g2.fill(head);
                g2.setStroke(getHeadOutlineStroke(series));
                g2.setPaint(outlinePaint);
                g2.draw(head);
            }

            if (entities != null) {
                int row = 0;
                int col = 0;
                if (this.dataExtractOrder == TableOrder.BY_ROW) {
                    row = series;
                    col = cat;
                } else {
                    row = cat;
                    col = series;
                }
                String tip = null;
                if (this.toolTipGenerator != null) {
                    tip = this.toolTipGenerator.generateToolTip(this.dataset, row, col);
                }

                String url = null;
                if (this.urlGenerator != null) {
                    url = this.urlGenerator.generateURL(this.dataset, row, col);
                }

                Shape area = new Rectangle((int) (point.getX() - headW), (int) (point.getY() - headH),
                        (int) (headW * 2), (int) (headH * 2));
                CategoryItemEntity entity = new CategoryItemEntity(area, tip, url, this.dataset,
                        this.dataset.getRowKey(row), this.dataset.getColumnKey(col));
                entities.add(entity);
            }
        }
    }
    // Plot the polygon

    Paint paint = getSeriesPaint(series);
    g2.setPaint(paint);
    g2.setStroke(getSeriesOutlineStroke(series));
    g2.draw(polygon);

    // Lastly, fill the web polygon if this is required

    if (this.webFilled) {
        g2.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER, 0.1f));
        g2.fill(polygon);
        g2.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER, getForegroundAlpha()));
    }
}

From source file:de.hdm.uls.loadtests.ui.XYLineAndAreaRenderer.java

/**
 * Draws the visual representation of a single data item.
 *
 * @param g2  the graphics device.//w  w  w  .  j  a va 2s. co  m
 * @param state  the renderer state.
 * @param dataArea  the area within which the data is being drawn.
 * @param info  collects information about the drawing.
 * @param plot  the plot (can be used to obtain standard color information
 *              etc).
 * @param domainAxis  the domain axis.
 * @param rangeAxis  the range 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.
 */
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) {

    if (!getItemVisible(series, item)) {
        return;
    }
    XYAreaRendererState areaState = (XYAreaRendererState) state;

    // get the data point...
    double x1 = dataset.getXValue(series, item);
    double y1 = dataset.getYValue(series, item);
    if (Double.isNaN(y1)) {
        y1 = 0.0;
    }
    double transX1 = domainAxis.valueToJava2D(x1, dataArea, plot.getDomainAxisEdge());
    double transY1 = rangeAxis.valueToJava2D(y1, dataArea, plot.getRangeAxisEdge());

    // get the previous point and the next point so we can calculate a
    // "hot spot" for the area (used by the chart entity)...
    int itemCount = dataset.getItemCount(series);
    double x0 = dataset.getXValue(series, Math.max(item - 1, 0));
    double y0 = dataset.getYValue(series, Math.max(item - 1, 0));
    if (Double.isNaN(y0)) {
        y0 = 0.0;
    }
    double transX0 = domainAxis.valueToJava2D(x0, dataArea, plot.getDomainAxisEdge());
    double transY0 = rangeAxis.valueToJava2D(y0, dataArea, plot.getRangeAxisEdge());

    double x2 = dataset.getXValue(series, Math.min(item + 1, itemCount - 1));
    double y2 = dataset.getYValue(series, Math.min(item + 1, itemCount - 1));
    if (Double.isNaN(y2)) {
        y2 = 0.0;
    }
    double transX2 = domainAxis.valueToJava2D(x2, dataArea, plot.getDomainAxisEdge());
    double transY2 = rangeAxis.valueToJava2D(y2, dataArea, plot.getRangeAxisEdge());

    double transZero = rangeAxis.valueToJava2D(0.0, dataArea, plot.getRangeAxisEdge());
    Polygon hotspot = null;
    if (plot.getOrientation() == PlotOrientation.HORIZONTAL) {
        hotspot = new Polygon();
        hotspot.addPoint((int) transZero, (int) ((transX0 + transX1) / 2.0));
        hotspot.addPoint((int) ((transY0 + transY1) / 2.0), (int) ((transX0 + transX1) / 2.0));
        hotspot.addPoint((int) transY1, (int) transX1);
        hotspot.addPoint((int) ((transY1 + transY2) / 2.0), (int) ((transX1 + transX2) / 2.0));
        hotspot.addPoint((int) transZero, (int) ((transX1 + transX2) / 2.0));
    } else { // vertical orientation
        hotspot = new Polygon();
        hotspot.addPoint((int) ((transX0 + transX1) / 2.0), (int) transZero);
        hotspot.addPoint((int) ((transX0 + transX1) / 2.0), (int) ((transY0 + transY1) / 2.0));
        hotspot.addPoint((int) transX1, (int) transY1);
        hotspot.addPoint((int) ((transX1 + transX2) / 2.0), (int) ((transY1 + transY2) / 2.0));
        hotspot.addPoint((int) ((transX1 + transX2) / 2.0), (int) transZero);
    }

    if (item == 0) { // create a new area polygon for the series
        areaState.area = new Polygon();
        // the first point is (x, 0)
        double zero = rangeAxis.valueToJava2D(0.0, dataArea, plot.getRangeAxisEdge());
        if (plot.getOrientation() == PlotOrientation.VERTICAL) {
            areaState.area.addPoint((int) transX1, (int) zero);
        } else if (plot.getOrientation() == PlotOrientation.HORIZONTAL) {
            areaState.area.addPoint((int) zero, (int) transX1);
        }
    }

    // Add each point to Area (x, y)
    if (plot.getOrientation() == PlotOrientation.VERTICAL) {
        areaState.area.addPoint((int) transX1, (int) transY1);
    } else if (plot.getOrientation() == PlotOrientation.HORIZONTAL) {
        areaState.area.addPoint((int) transY1, (int) transX1);
    }

    PlotOrientation orientation = plot.getOrientation();
    Paint paint = getItemPaint(series, item);
    Stroke stroke = getItemStroke(series, item);
    g2.setPaint(paint);
    g2.setStroke(stroke);

    Shape shape = null;
    if (getPlotShapes()) {
        shape = getItemShape(series, item);
        if (orientation == PlotOrientation.VERTICAL) {
            shape = ShapeUtilities.createTranslatedShape(shape, transX1, transY1);
        } else if (orientation == PlotOrientation.HORIZONTAL) {
            shape = ShapeUtilities.createTranslatedShape(shape, transY1, transX1);
        }
        g2.draw(shape);
    }

    if (getPlotLines()) {
        if (item > 0) {
            if (plot.getOrientation() == PlotOrientation.VERTICAL) {
                areaState.line.setLine(transX0, transY0, transX1, transY1);
            } else if (plot.getOrientation() == PlotOrientation.HORIZONTAL) {
                areaState.line.setLine(transY0, transX0, transY1, transX1);
            }
            g2.draw(areaState.line);
        }
    }

    // Check if the item is the last item for the series.
    // and number of items > 0.  We can't draw an area for a single point.
    if (getPlotArea() && item > 0 && item == (itemCount - 1)) {

        if (orientation == PlotOrientation.VERTICAL) {
            // Add the last point (x,0)
            areaState.area.addPoint((int) transX1, (int) transZero);
        } else if (orientation == PlotOrientation.HORIZONTAL) {
            // Add the last point (x,0)
            areaState.area.addPoint((int) transZero, (int) transX1);
        }

        Paint fillPaint = getItemFillPaint(series, item);
        if (fillPaint instanceof GradientPaint) {
            GradientPaint gp = (GradientPaint) fillPaint;
            GradientPaintTransformer t = new StandardGradientPaintTransformer();
            fillPaint = t.transform(gp, areaState.area.getBounds());
        }
        g2.setPaint(fillPaint);
        g2.fill(areaState.area);

        // draw an outline around the Area.
        if (isOutline()) {
            g2.setStroke(getItemOutlineStroke(series, item));
            g2.setPaint(getItemOutlinePaint(series, item));
            g2.draw(areaState.area);
        }
    }

    updateCrosshairValues(crosshairState, x1, y1, transX1, transY1, orientation);

    // collect entity and tool tip information...
    if (state.getInfo() != null) {
        EntityCollection entities = state.getEntityCollection();
        if (entities != null && hotspot != null) {
            String tip = null;
            XYToolTipGenerator generator = getToolTipGenerator(series, item);
            if (generator != null) {
                tip = generator.generateToolTip(dataset, series, item);
            }
            String url = null;
            if (getURLGenerator() != null) {
                url = getURLGenerator().generateURL(dataset, series, item);
            }
            XYItemEntity entity = new XYItemEntity(hotspot, dataset, series, item, tip, url);
            entities.add(entity);
        }
    }

}

From source file:org.talend.dataprofiler.chart.preview.HideSeriesGanttRenderer.java

/**
 * Draws a single task./*  w w w . ja v  a 2s . c o  m*/
 * 
 * @param g2 the graphics device.
 * @param state the renderer state.
 * @param dataArea the data plot area.
 * @param plot the plot.
 * @param domainAxis the domain axis.
 * @param rangeAxis the range axis.
 * @param dataset the data.
 * @param row the row index (zero-based).
 * @param column the column index (zero-based).
 */
protected void drawTask(Graphics2D g2, CategoryItemRendererState state, Rectangle2D dataArea, CategoryPlot plot,
        CategoryAxis domainAxis, ValueAxis rangeAxis, GanttCategoryDataset dataset, int row, int column) {

    PlotOrientation orientation = plot.getOrientation();

    RectangleEdge rangeAxisLocation = plot.getRangeAxisEdge();

    // Y0
    Number value0 = dataset.getEndValue(row, column);
    if (value0 == null) {
        return;
    }
    double java2dValue0 = rangeAxis.valueToJava2D(value0.doubleValue(), dataArea, rangeAxisLocation);

    // Y1
    Number value1 = dataset.getStartValue(row, column);
    if (value1 == null) {
        return;
    }
    double java2dValue1 = rangeAxis.valueToJava2D(value1.doubleValue(), dataArea, rangeAxisLocation);

    if (java2dValue1 < java2dValue0) {
        double temp = java2dValue1;
        java2dValue1 = java2dValue0;
        java2dValue0 = temp;
        Number tempNum = value1;
        value1 = value0;
        value0 = tempNum;
    }

    // count the number of non-null values
    int totalBars = countNonNullValues(dataset, column);
    if (totalBars == 0) {
        return;
    }
    // count non-null values up to but not including the current value
    int priorBars = countPriorNonNullValues(dataset, column, row);

    // double rectStart = calculateBarW0(plot, orientation, dataArea,
    // domainAxis, state, row, column);
    // double rectBreadth = state.getBarWidth();

    double rectBreadth = (domainAxis.getCategoryEnd(column, getColumnCount(), dataArea,
            plot.getDomainAxisEdge())
            - domainAxis.getCategoryStart(column, getColumnCount(), dataArea, plot.getDomainAxisEdge()))
            / totalBars;
    double rectStart = domainAxis.getCategoryStart(column, getColumnCount(), dataArea, plot.getDomainAxisEdge())
            + rectBreadth * priorBars;
    double rectLength = Math.abs(java2dValue1 - java2dValue0);

    Rectangle2D bar = null;
    if (orientation == PlotOrientation.HORIZONTAL) {
        bar = new Rectangle2D.Double(java2dValue0, rectStart, rectLength, rectBreadth);
    } else if (orientation == PlotOrientation.VERTICAL) {
        bar = new Rectangle2D.Double(rectStart, java2dValue1, rectBreadth, rectLength);
    }

    Rectangle2D completeBar = null;
    Rectangle2D incompleteBar = null;
    Number percent = dataset.getPercentComplete(row, column);
    double start = getStartPercent();
    double end = getEndPercent();
    if (percent != null) {
        double p = percent.doubleValue();
        if (plot.getOrientation() == PlotOrientation.HORIZONTAL) {
            completeBar = new Rectangle2D.Double(java2dValue0, rectStart + start * rectBreadth, rectLength * p,
                    rectBreadth * (end - start));
            incompleteBar = new Rectangle2D.Double(java2dValue0 + rectLength * p,
                    rectStart + start * rectBreadth, rectLength * (1 - p), rectBreadth * (end - start));
        } else if (plot.getOrientation() == PlotOrientation.VERTICAL) {
            completeBar = new Rectangle2D.Double(rectStart + start * rectBreadth,
                    java2dValue1 + rectLength * (1 - p), rectBreadth * (end - start), rectLength * p);
            incompleteBar = new Rectangle2D.Double(rectStart + start * rectBreadth, java2dValue1,
                    rectBreadth * (end - start), rectLength * (1 - p));
        }

    }

    Paint seriesPaint = getItemPaint(row, column);
    g2.setPaint(seriesPaint);
    g2.fill(bar);

    if (completeBar != null) {
        g2.setPaint(getCompletePaint());
        g2.fill(completeBar);
    }
    if (incompleteBar != null) {
        g2.setPaint(getIncompletePaint());
        g2.fill(incompleteBar);
    }

    // draw the outline...
    if (isDrawBarOutline() && state.getBarWidth() > BAR_OUTLINE_WIDTH_THRESHOLD) {
        Stroke stroke = getItemOutlineStroke(row, column);
        Paint paint = getItemOutlinePaint(row, column);
        if (stroke != null && paint != null) {
            g2.setStroke(stroke);
            g2.setPaint(paint);
            g2.draw(bar);
        }
    }

    CategoryItemLabelGenerator generator = getItemLabelGenerator(row, column);
    if (generator != null && isItemLabelVisible(row, column)) {
        drawItemLabel(g2, dataset, row, column, plot, generator, bar, false);
    }

    // collect entity and tool tip information...
    if (state.getInfo() != null) {
        EntityCollection entities = state.getEntityCollection();
        if (entities != null) {
            String tip = null;
            CategoryToolTipGenerator tipster = getToolTipGenerator(row, column);
            if (tipster != null) {
                tip = tipster.generateToolTip(dataset, row, column);
            }
            String url = null;
            if (getItemURLGenerator(row, column) != null) {
                url = getItemURLGenerator(row, column).generateURL(dataset, row, column);
            }
            CategoryItemEntity entity = new CategoryItemEntity(bar, tip, url, dataset, row,
                    dataset.getColumnKey(column), column);
            entities.add(entity);
        }
    }

}

From source file:org.gvsig.remotesensing.scatterplot.chart.ScatterPlotDiagram.java

/**
 * Paints the component by drawing the chart to fill the entire component,
 * but allowing for the insets (which will be non-zero if a border has been
 * set for this component).  To increase performance (at the expense of
 * memory), an off-screen buffer image can be used.
 *
 * @param g  the graphics device for drawing on.
 *//*from   w  w w .ja va  2  s. c om*/
public void paintComponent(Graphics g) {
    super.paintComponent(g);
    if (this.chart == null) {
        return;
    }
    Graphics2D g2 = (Graphics2D) g.create();

    // first determine the size of the chart rendering area...
    Dimension size = getSize();
    Insets insets = getInsets();
    Rectangle2D available = new Rectangle2D.Double(insets.left, insets.top,
            size.getWidth() - insets.left - insets.right, size.getHeight() - insets.top - insets.bottom);

    // work out if scaling is required...
    boolean scale = false;
    double drawWidth = available.getWidth();
    double drawHeight = available.getHeight();
    this.scaleX = 1.0;
    this.scaleY = 1.0;

    if (drawWidth < this.minimumDrawWidth) {
        this.scaleX = drawWidth / this.minimumDrawWidth;
        drawWidth = this.minimumDrawWidth;
        scale = true;
    } else if (drawWidth > this.maximumDrawWidth) {
        this.scaleX = drawWidth / this.maximumDrawWidth;
        drawWidth = this.maximumDrawWidth;
        scale = true;
    }
    if (drawHeight < this.minimumDrawHeight) {
        this.scaleY = drawHeight / this.minimumDrawHeight;
        drawHeight = this.minimumDrawHeight;
        scale = true;
    } else if (drawHeight > this.maximumDrawHeight) {
        this.scaleY = drawHeight / this.maximumDrawHeight;
        drawHeight = this.maximumDrawHeight;
        scale = true;
    }

    Rectangle2D chartArea = new Rectangle2D.Double(0.0, 0.0, drawWidth, drawHeight);

    // are we using the chart buffer?
    if (this.useBuffer) {

        // if buffer is being refreshed, it needs clearing unless it is
        // new - use the following flag to track this...
        boolean clearBuffer = true;

        // do we need to resize the buffer?
        if ((this.chartBuffer == null) || (this.chartBufferWidth != available.getWidth())
                || (this.chartBufferHeight != available.getHeight())) {
            this.chartBufferWidth = (int) available.getWidth();
            this.chartBufferHeight = (int) available.getHeight();
            this.chartBuffer = createImage(this.chartBufferWidth, this.chartBufferHeight);
            //                GraphicsConfiguration gc = g2.getDeviceConfiguration();
            //                this.chartBuffer = gc.createCompatibleImage(
            //                        this.chartBufferWidth, this.chartBufferHeight, 
            //                        Transparency.TRANSLUCENT);
            this.refreshBuffer = true;
            clearBuffer = false; // buffer is new, no clearing required
        }

        // do we need to redraw the buffer?
        if (this.refreshBuffer) {

            this.refreshBuffer = false; // clear the flag

            Rectangle2D bufferArea = new Rectangle2D.Double(0, 0, this.chartBufferWidth,
                    this.chartBufferHeight);

            Graphics2D bufferG2 = (Graphics2D) this.chartBuffer.getGraphics();
            if (clearBuffer) {
                bufferG2.clearRect(0, 0, this.chartBufferWidth, this.chartBufferHeight);
            }
            if (scale) {
                AffineTransform saved = bufferG2.getTransform();
                AffineTransform st = AffineTransform.getScaleInstance(this.scaleX, this.scaleY);
                bufferG2.transform(st);
                this.chart.draw(bufferG2, chartArea, this.anchor, this.info);
                bufferG2.setTransform(saved);
            } else {
                this.chart.draw(bufferG2, bufferArea, this.anchor, this.info);
            }
        }
        g2.drawImage(this.chartBuffer, insets.left, insets.top, this);
        g2.draw((Shape) activeROI.getShapesList().get(1));
        // Dibujar las rois que se encuentren activas

    }

    // or redrawing the chart every time...
    else {

        AffineTransform saved = g2.getTransform();
        g2.translate(insets.left, insets.top);
        if (scale) {
            AffineTransform st = AffineTransform.getScaleInstance(this.scaleX, this.scaleY);
            g2.transform(st);
        }
        this.chart.draw(g2, chartArea, this.anchor, this.info);
        g2.drawImage(this.chartBuffer, insets.left, insets.top, this);

        // Se pintan las Roi activa
        drawsROIs(g2);
        g2.setTransform(saved);
    }

    g2.dispose();
    this.anchor = null;
}

From source file:edu.dlnu.liuwenpeng.render.XYBarRenderer.java

/**
 * Draws the visual representation of a single data item.
 *
 * @param g2  the graphics device.//from w  w  w .  j a v a2 s .  c om
 * @param state  the renderer state.
 * @param dataArea  the area within which the plot is being drawn.
 * @param info  collects information about the drawing.
 * @param plot  the plot (can be used to obtain standard color 
 *              information etc).
 * @param domainAxis  the domain axis.
 * @param rangeAxis  the range 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.
 */
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) {

    if (!getItemVisible(series, item)) {
        return;
    }
    IntervalXYDataset intervalDataset = (IntervalXYDataset) dataset;

    double value0;
    double value1;
    if (this.useYInterval) {
        value0 = intervalDataset.getStartYValue(series, item);
        value1 = intervalDataset.getEndYValue(series, item);
    } else {
        value0 = this.base;
        value1 = intervalDataset.getYValue(series, item);
    }
    if (Double.isNaN(value0) || Double.isNaN(value1)) {
        return;
    }
    if (value0 <= value1) {
        if (!rangeAxis.getRange().intersects(value0, value1)) {
            return;
        }
    } else {
        if (!rangeAxis.getRange().intersects(value1, value0)) {
            return;
        }
    }

    double translatedValue0 = rangeAxis.valueToJava2D(value0, dataArea, plot.getRangeAxisEdge());
    double translatedValue1 = rangeAxis.valueToJava2D(value1, dataArea, plot.getRangeAxisEdge());
    double bottom = Math.min(translatedValue0, translatedValue1);
    double top = Math.max(translatedValue0, translatedValue1);

    double startX = intervalDataset.getStartXValue(series, item);
    if (Double.isNaN(startX)) {
        return;
    }
    double endX = intervalDataset.getEndXValue(series, item);
    if (Double.isNaN(endX)) {
        return;
    }
    if (startX <= endX) {
        if (!domainAxis.getRange().intersects(startX, endX)) {
            return;
        }
    } else {
        if (!domainAxis.getRange().intersects(endX, startX)) {
            return;
        }
    }

    RectangleEdge location = plot.getDomainAxisEdge();
    double translatedStartX1 = domainAxis.valueToJava2D(startX, dataArea, location);
    double translatedEndX1 = domainAxis.valueToJava2D(endX, dataArea, location);

    double translatedWidth = Math.max(1, Math.abs(translatedEndX1 - translatedStartX1));

    double translatedStartX = translatedStartX1 - translatedWidth / 2;

    double translatedEndX = translatedEndX1 - translatedWidth / 2;
    double left = Math.min(translatedStartX, translatedEndX);
    if (getMargin() > 0.0) {
        double cut = translatedWidth * getMargin();
        translatedWidth = translatedWidth - cut;
        left = left + cut / 2;
    }

    Rectangle2D bar = null;
    PlotOrientation orientation = plot.getOrientation();
    if (orientation == PlotOrientation.HORIZONTAL) {
        // clip left and right bounds to data area
        bottom = Math.max(bottom, dataArea.getMinX());
        top = Math.min(top, dataArea.getMaxX());
        bar = new Rectangle2D.Double(bottom, left, top - bottom, translatedWidth);
    } else if (orientation == PlotOrientation.VERTICAL) {
        // clip top and bottom bounds to data area
        bottom = Math.max(bottom, dataArea.getMinY());
        top = Math.min(top, dataArea.getMaxY());
        bar = new Rectangle2D.Double(left, bottom, translatedWidth, top - bottom);
    }

    Paint itemPaint = getItemPaint(series, item);
    if (getGradientPaintTransformer() != null && itemPaint instanceof GradientPaint) {
        GradientPaint gp = (GradientPaint) itemPaint;
        itemPaint = getGradientPaintTransformer().transform(gp, bar);
    }
    g2.setPaint(itemPaint);
    g2.fill(bar);
    if (isDrawBarOutline() && Math.abs(translatedEndX - translatedStartX) > 3) {
        Stroke stroke = getItemOutlineStroke(series, item);
        Paint paint = getItemOutlinePaint(series, item);
        if (stroke != null && paint != null) {
            g2.setStroke(stroke);
            g2.setPaint(paint);
            g2.draw(bar);
        }
    }

    if (isItemLabelVisible(series, item)) {
        XYItemLabelGenerator generator = getItemLabelGenerator(series, item);
        drawItemLabel(g2, dataset, series, item, plot, generator, bar, value1 < 0.0);
    }

    // update the crosshair point
    double x1 = (startX + endX) / 2.0;
    double y1 = dataset.getYValue(series, item);
    double transX1 = domainAxis.valueToJava2D(x1, dataArea, location);
    double transY1 = rangeAxis.valueToJava2D(y1, dataArea, plot.getRangeAxisEdge());
    int domainAxisIndex = plot.getDomainAxisIndex(domainAxis);
    int rangeAxisIndex = plot.getRangeAxisIndex(rangeAxis);
    updateCrosshairValues(crosshairState, x1, y1, domainAxisIndex, rangeAxisIndex, transX1, transY1,
            plot.getOrientation());

    EntityCollection entities = state.getEntityCollection();
    if (entities != null) {
        addEntity(entities, bar, dataset, series, item, 0.0, 0.0);
    }

}

From source file:edu.dlnu.liuwenpeng.render.NewXYBarRenderer.java

/**    
* Draws the visual representation of a single data item.    
*    /* w ww.  j  a  va  2s. c  om*/
* @param g2  the graphics device.    
* @param state  the renderer state.    
* @param dataArea  the area within which the plot is being drawn.    
* @param info  collects information about the drawing.    
* @param plot  the plot (can be used to obtain standard color     
*              information etc).    
* @param domainAxis  the domain axis.    
* @param rangeAxis  the range 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.    
*/
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) {

    if (!getItemVisible(series, item)) {
        return;
    }
    IntervalXYDataset intervalDataset = (IntervalXYDataset) dataset;

    double value0;
    double value1;
    if (this.useYInterval) {
        value0 = intervalDataset.getStartYValue(series, item);
        value1 = intervalDataset.getEndYValue(series, item);
    } else {
        value0 = this.base;
        value1 = intervalDataset.getYValue(series, item);
    }
    if (Double.isNaN(value0) || Double.isNaN(value1)) {
        return;
    }
    if (value0 <= value1) {
        if (!rangeAxis.getRange().intersects(value0, value1)) {
            return;
        }
    } else {
        if (!rangeAxis.getRange().intersects(value1, value0)) {
            return;
        }
    }

    double translatedValue0 = rangeAxis.valueToJava2D(value0, dataArea, plot.getRangeAxisEdge());
    double translatedValue1 = rangeAxis.valueToJava2D(value1, dataArea, plot.getRangeAxisEdge());
    double bottom = Math.min(translatedValue0, translatedValue1);
    double top = Math.max(translatedValue0, translatedValue1);

    double startX = intervalDataset.getStartXValue(series, item);
    if (Double.isNaN(startX)) {
        return;
    }
    double endX = intervalDataset.getEndXValue(series, item);
    if (Double.isNaN(endX)) {
        return;
    }
    if (startX <= endX) {
        if (!domainAxis.getRange().intersects(startX, endX)) {
            return;
        }
    } else {
        if (!domainAxis.getRange().intersects(endX, startX)) {
            return;
        }
    }

    RectangleEdge location = plot.getDomainAxisEdge();
    double translatedStartX = domainAxis.valueToJava2D(startX, dataArea, location);
    double translatedEndX = domainAxis.valueToJava2D(endX, dataArea, location);

    double translatedWidth = Math.max(1, Math.abs(translatedEndX - translatedStartX));

    double left = Math.min(translatedStartX, translatedEndX);
    if (getMargin() > 0.0) {
        double cut = translatedWidth * getMargin();
        translatedWidth = translatedWidth - cut;
        left = left + cut / 2;
    }

    Rectangle2D bar = null;
    PlotOrientation orientation = plot.getOrientation();
    if (orientation == PlotOrientation.HORIZONTAL) {
        // clip left and right bounds to data area    
        bottom = Math.max(bottom, dataArea.getMinX());
        top = Math.min(top, dataArea.getMaxX());
        bar = new Rectangle2D.Double(bottom, left, top - bottom, translatedWidth);
    } else if (orientation == PlotOrientation.VERTICAL) {
        // clip top and bottom bounds to data area    
        bottom = Math.max(bottom, dataArea.getMinY());
        top = Math.min(top, dataArea.getMaxY());
        bar = new Rectangle2D.Double(left, bottom, translatedWidth, top - bottom);
    }

    /* Paint itemPaint = getItemPaint(series, item);    
     if (getGradientPaintTransformer()     
           != null && itemPaint instanceof GradientPaint) {    
       GradientPaint gp = (GradientPaint) itemPaint;    
       itemPaint = getGradientPaintTransformer().transform(gp, bar);    
     }    
             
    g2.setPaint(itemPaint);  
    */
    if (dataset.getYValue(series, item) >= 0) {
        g2.setPaint(Color.red);
    } else {
        g2.setPaint(Color.green);
    }
    g2.fill(bar);
    if (isDrawBarOutline() && Math.abs(translatedEndX - translatedStartX) > 3) {
        Stroke stroke = getItemOutlineStroke(series, item);
        Paint paint = getItemOutlinePaint(series, item);

        if (stroke != null && paint != null) {
            g2.setStroke(stroke);
            g2.setPaint(paint);
            g2.draw(bar);
        }
    }

    if (isItemLabelVisible(series, item)) {
        XYItemLabelGenerator generator = getItemLabelGenerator(series, item);
        drawItemLabel(g2, dataset, series, item, plot, generator, bar, value1 < 0.0);
    }

    // update the crosshair point    
    double x1 = (startX + endX) / 2.0;
    double y1 = dataset.getYValue(series, item);
    double transX1 = domainAxis.valueToJava2D(x1, dataArea, location);
    double transY1 = rangeAxis.valueToJava2D(y1, dataArea, plot.getRangeAxisEdge());
    int domainAxisIndex = plot.getDomainAxisIndex(domainAxis);
    int rangeAxisIndex = plot.getRangeAxisIndex(rangeAxis);
    updateCrosshairValues(crosshairState, x1, y1, domainAxisIndex, rangeAxisIndex, transX1, transY1,
            plot.getOrientation());

    EntityCollection entities = state.getEntityCollection();
    if (entities != null) {
        addEntity(entities, bar, dataset, series, item, 0.0, 0.0);
    }

}

From source file:org.forester.archaeopteryx.TreePanel.java

/**
 * Paint a branch which consists of a vertical and a horizontal bar
 * @param is_ind_found_nodes //w  w  w .  j av  a  2s  .co m
 */
final private void paintBranchRectangular(final Graphics2D g, final float x1, final float x2, float y1,
        final float y2, final PhylogenyNode node, final boolean to_pdf, final boolean to_graphics_file) {
    // quick hack
    if (getControlPanel().isShowNodeBoxes()) {
        getOptions().setShowNodeBoxes(true);
    } else {
        getOptions().setShowNodeBoxes(false);
    }

    assignGraphicsForBranchWithColorForParentBranch(node, false, g, to_pdf, to_graphics_file);
    if (getPhylogenyGraphicsType() == PHYLOGENY_GRAPHICS_TYPE.TRIANGULAR) {
        drawLine(x1, y1, x2, y2, g);
    } else if (getPhylogenyGraphicsType() == PHYLOGENY_GRAPHICS_TYPE.CONVEX) {
        _quad_curve.setCurve(x1, y1, x1, y2, x2, y2);
        g.draw(_quad_curve);
    } else if (getPhylogenyGraphicsType() == PHYLOGENY_GRAPHICS_TYPE.CURVED) {
        final float dx = x2 - x1;
        final float dy = y2 - y1;
        _cubic_curve.setCurve(x1, y1, x1 + (dx * 0.4f), y1 + (dy * 0.2f), x1 + (dx * 0.6f), y1 + (dy * 0.8f),
                x2, y2);
        g.draw(_cubic_curve);
    } else {
        float x2a = x2;
        float x1a = x1;
        // draw the vertical line
        boolean draw_horizontal = true;
        float y2_r = 0;
        if (node.isFirstChildNode() || node.isLastChildNode()
                || (getPhylogenyGraphicsType() == PHYLOGENY_GRAPHICS_TYPE.EURO_STYLE)
                || (getPhylogenyGraphicsType() == PHYLOGENY_GRAPHICS_TYPE.ROUNDED)) {
            boolean draw_vertical = true;
            final PhylogenyNode parent = node.getParent();
            if (((getOptions().isShowNodeBoxes() && !to_pdf && !to_graphics_file)
                    || ((getControlPanel().isEvents()) && (parent != null) && parent.isHasAssignedEvent()))
                    && (_phylogeny.isRooted() || !((parent != null) && parent.isRoot()))
                    && !((to_pdf || to_graphics_file) && getOptions().isPrintBlackAndWhite()
                            && !parent.isDuplication())) {
                if ((getPhylogenyGraphicsType() != PHYLOGENY_GRAPHICS_TYPE.EURO_STYLE)
                        && (getPhylogenyGraphicsType() != PHYLOGENY_GRAPHICS_TYPE.ROUNDED)) {
                    if (Math.abs(y2 - y1) <= TreePanel.HALF_BOX_SIZE) {
                        draw_vertical = false;
                    } else {
                        if (y1 < y2) {
                            y1 += TreePanel.HALF_BOX_SIZE;
                        } else {
                            if (!to_pdf) {
                                y1 -= TreePanel.HALF_BOX_SIZE + 1;
                            } else {
                                y1 -= TreePanel.HALF_BOX_SIZE;
                            }
                        }
                    }
                }
                if ((x2 - x1) <= TreePanel.HALF_BOX_SIZE) {
                    draw_horizontal = false;
                } else if (!draw_vertical) {
                    x1a += TreePanel.HALF_BOX_SIZE;
                }
                if (((x2 - x1a) > TreePanel.HALF_BOX_SIZE) && !((to_pdf || to_graphics_file)
                        && getOptions().isPrintBlackAndWhite() && !node.isDuplication())) {
                    x2a -= TreePanel.HALF_BOX_SIZE;
                }
            }
            if (draw_vertical) {
                if (!to_graphics_file && !to_pdf
                        && (((y2 < getVisibleRect().getMinY() - 20) && (y1 < getVisibleRect().getMinY() - 20))
                                || ((y2 > getVisibleRect().getMaxY() + 20)
                                        && (y1 > getVisibleRect().getMaxY() + 20)))) {
                    // Do nothing.
                } else {
                    if (getPhylogenyGraphicsType() == PHYLOGENY_GRAPHICS_TYPE.EURO_STYLE) {
                        float x2c = x1 + EURO_D;
                        if (x2c > x2a) {
                            x2c = x2a;
                        }
                        drawLine(x1, y1, x2c, y2, g);
                    } else if (getPhylogenyGraphicsType() == PHYLOGENY_GRAPHICS_TYPE.ROUNDED) {
                        if (y2 > y1) {
                            y2_r = y2 - ROUNDED_D;
                            if (y2_r < y1) {
                                y2_r = y1;
                            }
                            drawLine(x1, y1, x1, y2_r, g);
                        } else {
                            y2_r = y2 + ROUNDED_D;
                            if (y2_r > y1) {
                                y2_r = y1;
                            }
                            drawLine(x1, y1, x1, y2_r, g);
                        }
                    } else {
                        drawLine(x1, y1, x1, y2, g);
                    }
                }
            }
        }
        // draw the horizontal line
        if (!to_graphics_file && !to_pdf
                && ((y2 < getVisibleRect().getMinY() - 20) || (y2 > getVisibleRect().getMaxY() + 20))) {
            return;
        }
        float x1_r = 0;
        if (draw_horizontal) {
            if (!getControlPanel().isWidthBranches() || (PhylogenyMethods.getBranchWidthValue(node) == 1)) {
                if (getPhylogenyGraphicsType() == PHYLOGENY_GRAPHICS_TYPE.ROUNDED) {
                    x1_r = x1a + ROUNDED_D;
                    if (x1_r < x2a) {
                        drawLine(x1_r, y2, x2a, y2, g);
                    }
                } else if (getPhylogenyGraphicsType() == PHYLOGENY_GRAPHICS_TYPE.EURO_STYLE) {
                    final float x1c = x1a + EURO_D;
                    if (x1c < x2a) {
                        drawLine(x1c, y2, x2a, y2, g);
                    }
                } else {
                    drawLine(x1a, y2, x2a, y2, g);
                }
            } else {
                final double w = PhylogenyMethods.getBranchWidthValue(node);
                if (getPhylogenyGraphicsType() == PHYLOGENY_GRAPHICS_TYPE.ROUNDED) {
                    x1_r = x1a + ROUNDED_D;
                    if (x1_r < x2a) {
                        drawRectFilled(x1_r, y2 - (w / 2), x2a - x1_r, w, g);
                    }
                } else if (getPhylogenyGraphicsType() == PHYLOGENY_GRAPHICS_TYPE.EURO_STYLE) {
                    final float x1c = x1a + EURO_D;
                    if (x1c < x2a) {
                        drawRectFilled(x1c, y2 - (w / 2), x2a - x1c, w, g);
                    }
                } else {
                    drawRectFilled(x1a, y2 - (w / 2), x2a - x1a, w, g);
                }
            }
        }
        if ((getPhylogenyGraphicsType() == PHYLOGENY_GRAPHICS_TYPE.ROUNDED)) {
            if (x1_r > x2a) {
                x1_r = x2a;
            }
            if (y2 > y2_r) {
                final double diff = y2 - y2_r;
                _arc.setArc(x1, y2_r - diff, 2 * (x1_r - x1), 2 * diff, 180, 90, Arc2D.OPEN);
            } else {
                _arc.setArc(x1, y2, 2 * (x1_r - x1), 2 * (y2_r - y2), 90, 90, Arc2D.OPEN);
            }
            g.draw(_arc);
        }
    }

    paintNodeBox(x2, y2, node, g, to_pdf, to_graphics_file, isInFoundNodes(node));
}