Example usage for java.awt Graphics2D getColor

List of usage examples for java.awt Graphics2D getColor

Introduction

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

Prototype

public abstract Color getColor();

Source Link

Document

Gets this graphics context's current color.

Usage

From source file:it.unibo.alchemist.boundary.gui.effects.DrawShape.java

@SuppressFBWarnings("ES_COMPARING_STRINGS_WITH_EQ")
@Override/*from   w  w w.  j ava 2 s  . c  o  m*/
public void apply(final Graphics2D g, final Node<?> n, final int x, final int y) {
    if (molString != molStringCached // NOPMD: pointer comparison is wanted here
            || incarnation == null || curIncarnation != prevIncarnation) { // NOPMD: pointer comparison is wanted here
        molStringCached = molString;
        prevIncarnation = curIncarnation;
        incarnation = SupportedIncarnations.get(curIncarnation.getCurrent()).get();
        /*
         * Process in a separate thread: if it fails, does not kill EDT.
         */
        final Thread th = new Thread(() -> molecule = incarnation.createMolecule(molString));
        th.start();
        try {
            th.join();
        } catch (final InterruptedException e) {
            L.error("Bug.", e);
        }
    }
    if (!molFilter || (molecule != null && n.contains(molecule))) {
        final double ks = (scaleFactor.getVal() - MIN_SCALE) * 2 / (double) (SCALE_DIFF);
        final int sizex = size.getVal();
        final int startx = x - sizex / 2;
        final int sizey = (int) Math.ceil(sizex * ks);
        final int starty = y - sizey / 2;
        final Color toRestore = g.getColor();
        colorCache = new Color(red.getVal(), green.getVal(), blue.getVal(), alpha.getVal());
        Color newcolor = colorCache;
        if (molPropertyFilter && molecule != null) {
            final int minV = (int) (minprop.getVal() * FastMath.pow(PROPERTY_SCALE, propoom.getVal()));
            final int maxV = (int) (maxprop.getVal() * FastMath.pow(PROPERTY_SCALE, propoom.getVal()));
            if (minV < maxV) {
                @SuppressWarnings({ "rawtypes", "unchecked" })
                double propval = incarnation.getProperty((Node) n, molecule, property);
                if (isWritingPropertyValue()) {
                    g.setColor(colorCache);
                    g.drawString(Double.toString(propval), startx + sizex, starty + sizey);
                }
                propval = Math.min(Math.max(propval, minV), maxV);
                propval = (propval - minV) / (maxV - minV);
                if (reverse) {
                    propval = 1f - propval;
                }
                newcolor = c.alter(newcolor, (float) propval);
            }
        }
        g.setColor(newcolor);
        switch (mode) {
        case FillEllipse:
            g.fillOval(startx, starty, sizex, sizey);
            break;
        case DrawEllipse:
            g.drawOval(startx, starty, sizex, sizey);
            break;
        case DrawRectangle:
            g.drawRect(startx, starty, sizex, sizey);
            break;
        case FillRectangle:
            g.fillRect(startx, starty, sizex, sizey);
            break;
        default:
            g.fillOval(startx, starty, sizex, sizey);
        }
        g.setColor(toRestore);
    }
}

From source file:org.yccheok.jstock.gui.charting.InvestmentFlowLayerUI.java

@Override
protected void paintLayer(Graphics2D g2, JXLayer<? extends V> layer) {
    super.paintLayer(g2, layer);

    final ChartPanel chartPanel = ((ChartPanel) layer.getView());

    final Rectangle2D _plotArea = chartPanel.getChartRenderingInfo().getPlotInfo().getDataArea();

    this.drawArea.setRect(_plotArea);

    if (false == this.investmentFlowChartJDialog.isFinishLookUpPrice()) {
        this.drawBusyBox(g2, layer);
    }//from   ww  w. j  a v  a2  s  .com

    if (this.investPoint != null) {
        final int RADIUS = 8;
        final Object oldValueAntiAlias = g2.getRenderingHint(RenderingHints.KEY_ANTIALIASING);
        final Color oldColor = g2.getColor();

        g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
        g2.setColor(COLOR_RED);
        g2.fillOval((int) (this.investPoint.getX() - (RADIUS >> 1) + 0.5),
                (int) (this.investPoint.getY() - (RADIUS >> 1) + 0.5), RADIUS, RADIUS);
        g2.setColor(oldColor);
        g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING, oldValueAntiAlias);
        this.updateInvestInformationBox(g2);
    }

    if (this.ROIPoint != null) {
        final int RADIUS = 8;
        final Object oldValueAntiAlias = g2.getRenderingHint(RenderingHints.KEY_ANTIALIASING);
        final Color oldColor = g2.getColor();

        g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
        g2.setColor(COLOR_BLUE);
        g2.fillOval((int) (this.ROIPoint.getX() - (RADIUS >> 1) + 0.5),
                (int) (this.ROIPoint.getY() - (RADIUS >> 1) + 0.5), RADIUS, RADIUS);
        g2.setColor(oldColor);
        g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING, oldValueAntiAlias);
        this.updateROIInformationBox(g2);
    }

    this.solveConflict();

    if (this.investPoint != null) {
        this.drawInformationBox(g2, this.investmentFlowChartJDialog.getInvestActivities(this.investPointIndex),
                investRect, investParams, investValues,
                GUIBundle.getString("InvestmentFlowLayerUI_Total_Invest"), totalInvestValue,
                COLOR_RED_BACKGROUND, COLOR_RED_BORDER);
    }

    if (this.ROIPoint != null) {
        this.drawInformationBox(g2, this.investmentFlowChartJDialog.getROIActivities(this.ROIPointIndex),
                ROIRect, ROIParams, ROIValues, GUIBundle.getString("InvestmentFlowLayerUI_Total_Return"),
                totalROIValue, COLOR_BLUE_BACKGROUND, COLOR_BLUE_BORDER);
    }

    this.drawTitle(g2);
}

From source file:edu.umn.cs.spatialHadoop.operations.Plot.java

public static void drawShape(Graphics2D graphics, Shape s, Rectangle fileMbr, int imageWidth, int imageHeight,
        double scale) {
    if (s instanceof NASAPoint) {
        final int MinValue = 7500;
        final int MaxValue = 16000;
        NASAPoint pt = (NASAPoint) s;//from   w  ww. j a va 2 s .c  o m
        int x = (int) ((pt.x - fileMbr.x1) * imageWidth / (fileMbr.x2 - fileMbr.x1));
        int y = (int) ((pt.y - fileMbr.y1) * imageHeight / (fileMbr.y2 - fileMbr.y1));
        int value = pt.value;

        if (value < min_value && value > 1000)
            min_value = value;
        if (value > max_value)
            max_value = value;

        if (value > 0 && x >= 0 && x < imageWidth && y >= 0 && y < imageHeight) {
            Color color;
            if (value < MinValue) {
                color = Color.BLACK;
            } else if (value < MaxValue) {
                float ratio = 0.78f - 0.78f * (value - MinValue) / (MaxValue - MinValue);
                color = Color.getHSBColor(ratio, 0.5f, 1.0f);
            } else {
                color = Color.WHITE;
            }
            graphics.setColor(color);
            graphics.fillRect(x, y, 1, 1);
        }
    } else if (s instanceof Point) {
        Point pt = (Point) s;
        int x = (int) ((pt.x - fileMbr.x1) * imageWidth / (fileMbr.x2 - fileMbr.x1));
        int y = (int) ((pt.y - fileMbr.y1) * imageHeight / (fileMbr.y2 - fileMbr.y1));

        if (x >= 0 && x < imageWidth && y >= 0 && y < imageHeight)
            graphics.fillRect(x, y, 1, 1);
    } else if (s instanceof Rectangle) {
        Rectangle r = (Rectangle) s;
        int s_x1 = (int) ((r.x1 - fileMbr.x1) * imageWidth / (fileMbr.x2 - fileMbr.x1));
        int s_y1 = (int) ((r.y1 - fileMbr.y1) * imageHeight / (fileMbr.y2 - fileMbr.y1));
        int s_x2 = (int) (((r.x2) - fileMbr.x1) * imageWidth / (fileMbr.x2 - fileMbr.x1));
        int s_y2 = (int) (((r.y2) - fileMbr.y1) * imageHeight / (fileMbr.y2 - fileMbr.y1));
        graphics.drawRect(s_x1, s_y1, s_x2 - s_x1 + 1, s_y2 - s_y1 + 1);
    } else if (s instanceof OGCShape) {
        OGCShape ogc_shape = (OGCShape) s;
        OGCGeometry geom = ogc_shape.geom;
        Color shape_color = graphics.getColor();
        if (geom instanceof OGCGeometryCollection) {
            OGCGeometryCollection geom_coll = (OGCGeometryCollection) geom;
            for (int i = 0; i < geom_coll.numGeometries(); i++) {
                OGCGeometry sub_geom = geom_coll.geometryN(i);
                // Recursive call to draw each geometry
                drawShape(graphics, new OGCShape(sub_geom), fileMbr, imageWidth, imageHeight, scale);
            }
        } else if (geom.getEsriGeometry() instanceof MultiPath) {
            MultiPath path = (MultiPath) geom.getEsriGeometry();
            double sub_geom_alpha = path.calculateLength2D() * scale;
            int color_alpha = sub_geom_alpha > 1.0 ? 255 : (int) Math.round(sub_geom_alpha * 255);

            if (color_alpha == 0)
                return;

            int[] xpoints = new int[path.getPointCount()];
            int[] ypoints = new int[path.getPointCount()];

            for (int i = 0; i < path.getPointCount(); i++) {
                double px = path.getPoint(i).getX();
                double py = path.getPoint(i).getY();

                // Transform a point in the polygon to image coordinates
                xpoints[i] = (int) Math.round((px - fileMbr.x1) * imageWidth / (fileMbr.x2 - fileMbr.x1));
                ypoints[i] = (int) Math.round((py - fileMbr.y1) * imageHeight / (fileMbr.y2 - fileMbr.y1));
            }

            // Draw the polygon
            graphics.setColor(new Color((shape_color.getRGB() & 0x00FFFFFF) | (color_alpha << 24), true));
            if (path instanceof Polygon)
                graphics.drawPolygon(xpoints, ypoints, path.getPointCount());
            else if (path instanceof Polyline)
                graphics.drawPolyline(xpoints, ypoints, path.getPointCount());
        }
    } else if (s instanceof JTSShape) {
        JTSShape jts_shape = (JTSShape) s;
        Geometry geom = jts_shape.geom;
        Color shape_color = graphics.getColor();

        drawJTSShape(graphics, geom, fileMbr, imageWidth, imageHeight, scale, shape_color);
    } else {
        LOG.warn("Cannot draw a shape of type: " + s.getClass());
        Rectangle r = s.getMBR();
        int s_x1 = (int) ((r.x1 - fileMbr.x1) * imageWidth / (fileMbr.x2 - fileMbr.x1));
        int s_y1 = (int) ((r.y1 - fileMbr.y1) * imageHeight / (fileMbr.y2 - fileMbr.y1));
        int s_x2 = (int) (((r.x2) - fileMbr.x1) * imageWidth / (fileMbr.x2 - fileMbr.x1));
        int s_y2 = (int) (((r.y2) - fileMbr.y1) * imageHeight / (fileMbr.y2 - fileMbr.y1));
        if (s_x1 >= 0 && s_x1 < imageWidth && s_y1 >= 0 && s_y1 < imageHeight)
            graphics.drawRect(s_x1, s_y1, s_x2 - s_x1 + 1, s_y2 - s_y1 + 1);
    }
}

From source file:org.yccheok.jstock.gui.charting.InvestmentFlowLayerUI.java

private void drawInformationBox(Graphics2D g2, Activities activities, Rectangle2D rect, List<String> params,
        List<String> values, String totalParam, double totalValue, Color background_color, Color border_color) {
    final Font oldFont = g2.getFont();
    final Font paramFont = oldFont;
    final FontMetrics paramFontMetrics = g2.getFontMetrics(paramFont);
    final Font valueFont = oldFont.deriveFont(oldFont.getStyle() | Font.BOLD, (float) oldFont.getSize() + 1);
    final FontMetrics valueFontMetrics = g2.getFontMetrics(valueFont);
    final Font dateFont = oldFont.deriveFont((float) oldFont.getSize() - 1);
    final FontMetrics dateFontMetrics = g2.getFontMetrics(dateFont);

    final int x = (int) rect.getX();
    final int y = (int) rect.getY();
    final int width = (int) rect.getWidth();
    final int height = (int) rect.getHeight();

    final Object oldValueAntiAlias = g2.getRenderingHint(RenderingHints.KEY_ANTIALIASING);
    final Composite oldComposite = g2.getComposite();
    final Color oldColor = g2.getColor();

    g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
    g2.setColor(border_color);//w w  w. j  a  v  a 2  s .  c o  m
    g2.drawRoundRect(x - 1, y - 1, width + 1, height + 1, 15, 15);
    g2.setColor(background_color);
    g2.setComposite(Utils.makeComposite(0.75f));
    g2.fillRoundRect(x, y, width, height, 15, 15);
    g2.setComposite(oldComposite);
    g2.setColor(oldColor);

    final Date date = activities.getDate().getTime();
    final SimpleDateFormat simpleDateFormat = new SimpleDateFormat("EEEE, MMMM d, yyyy");
    final String dateString = simpleDateFormat.format(date);

    final int padding = 5;

    int yy = y + padding + dateFontMetrics.getAscent();
    g2.setFont(dateFont);
    g2.setColor(COLOR_BLUE);
    g2.drawString(dateString, ((width - dateFontMetrics.stringWidth(dateString)) >> 1) + x, yy);

    int index = 0;
    final int dateInfoHeightMargin = 5;
    final int infoTotalHeightMargin = 5;
    final int paramValueHeightMargin = 0;

    yy += dateFontMetrics.getDescent() + dateInfoHeightMargin
            + Math.max(paramFontMetrics.getAscent(), valueFontMetrics.getAscent());
    for (String param : params) {
        final String value = values.get(index++);
        g2.setColor(Color.BLACK);
        g2.setFont(paramFont);
        g2.drawString(param + ":", padding + x, yy);
        g2.setFont(valueFont);
        g2.drawString(value, width - padding - valueFontMetrics.stringWidth(value) + x, yy);
        // Same as yy += valueFontMetrics.getDescent() + paramValueHeightMargin + valueFontMetrics.getAscent()
        yy += paramValueHeightMargin + Math.max(paramFontMetrics.getHeight(), valueFontMetrics.getHeight());
    }

    if (values.size() > 1) {
        yy -= paramValueHeightMargin;
        yy += infoTotalHeightMargin;
        if (totalValue > 0.0) {
            g2.setColor(JStockOptions.DEFAULT_HIGHER_NUMERICAL_VALUE_FOREGROUND_COLOR);
        } else if (totalValue < 0.0) {
            g2.setColor(JStockOptions.DEFAULT_LOWER_NUMERICAL_VALUE_FOREGROUND_COLOR);
        }

        g2.setFont(paramFont);
        g2.drawString(totalParam + ":", padding + x, yy);
        g2.setFont(valueFont);
        final DecimalPlace decimalPlace = JStock.instance().getJStockOptions().getDecimalPlace();
        final String totalValueStr = org.yccheok.jstock.portfolio.Utils.toCurrencyWithSymbol(decimalPlace,
                totalValue);
        g2.drawString(totalValueStr, width - padding - valueFontMetrics.stringWidth(totalValueStr) + x, yy);
    }

    g2.setColor(oldColor);
    g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING, oldValueAntiAlias);
    g2.setFont(oldFont);
}

From source file:org.gumtree.vis.awt.JChartPanel.java

private void drawTextInputBox(Graphics2D g2) {
    if (textInputFlag && textInputPoint != null) {
        //         g2.drawChars("Input Text Here".toCharArray(), 1, 60, (int) textInputPoint.getX(), (int) textInputPoint.getY());
        Color oldColor = g2.getColor();
        g2.setColor(Color.BLACK);
        String inputText = textInputContent == null ? "" : textInputContent;
        FontMetrics fm = g2.getFontMetrics();
        //         int sWidth;
        //         if (textInputCursorIndex == 0 || inputText.length() == 0) {
        //            sWidth = 0;
        //         } else if (textInputCursorIndex < inputText.length()){
        //            sWidth = fm.stringWidth(inputText.substring(0, textInputCursorIndex));
        //         } else {
        //            sWidth = fm.stringWidth(inputText);
        //         }

        String[] lines = inputText.split("\n", 100);
        int cursorY = 0;
        int cursorX = 0;
        int charCount = 0;
        int maxWidth = 0;
        int maxHeight = 0;
        for (int i = 0; i < lines.length; i++) {
            g2.drawString(lines[i], (int) textInputPoint.getX() + 3, (int) textInputPoint.getY() - 3 + i * 15);
            //            charCount += lines[i].length() + 1;
            if (textInputCursorIndex > charCount && textInputCursorIndex < charCount + lines[i].length() + 1) {
                cursorY = i;// w  ww  .j  a  v a2s .  co  m
                cursorX = fm.stringWidth(lines[i].substring(0, textInputCursorIndex - charCount));
            } else if (textInputCursorIndex == charCount + lines[i].length() + 1) {
                cursorY = i + 1;
                cursorX = 0;
            }
            charCount += lines[i].length() + 1;
            int lineWidth = fm.stringWidth(lines[i]);
            if (lineWidth > maxWidth) {
                maxWidth = lineWidth;
            }
        }
        maxHeight = 15 * lines.length;
        //         g2.drawString(inputText, (int) textInputPoint.getX() + 3, (int) textInputPoint.getY() - 3);
        g2.setColor(Color.MAGENTA);
        //         g2.drawString("|", (float) textInputPoint.getX() + 2 + sWidth, (float) textInputPoint.getY() - 3);
        g2.drawLine((int) textInputPoint.getX() + 3 + cursorX, (int) textInputPoint.getY() + (cursorY - 1) * 15,
                (int) textInputPoint.getX() + 3 + cursorX, (int) textInputPoint.getY() + cursorY * 15);
        g2.setColor(Color.BLACK);
        g2.setColor(oldColor);

        //         int boxWidth = fm.stringWidth(inputText) + 10;
        if (maxWidth < 100) {
            maxWidth = 100;
        }
        Rectangle2D inputBox = new Rectangle2D.Double(textInputPoint.getX(), textInputPoint.getY() - 15,
                maxWidth + 8, maxHeight);
        //         ChartMaskingUtilities.drawMaskBoarder(g2, inputBox);
        Color fillColor = new Color(250, 250, 50, 30);
        g2.setPaint(fillColor);
        g2.fill(inputBox);
        g2.setColor(Color.ORANGE);
        g2.drawRect((int) textInputPoint.getX(), (int) textInputPoint.getY() - 15, maxWidth + 8, maxHeight);
    }
    if (textContentMap.size() > 0) {
        Color oldColor = g2.getColor();
        g2.setColor(Color.BLACK);
        Rectangle2D imageArea = getScreenDataArea();
        for (Entry<Rectangle2D, String> entry : textContentMap.entrySet()) {
            Rectangle2D rect = entry.getKey();
            Point2D screenPoint = ChartMaskingUtilities
                    .translateChartPoint(new Point2D.Double(rect.getX(), rect.getY()), imageArea, getChart());
            String text = entry.getValue();
            if (text == null) {
                continue;
            }
            String[] lines = text.split("\n");
            g2.setColor(Color.BLACK);
            for (int i = 0; i < lines.length; i++) {
                g2.drawString(lines[i], (int) screenPoint.getX() + 3, (int) screenPoint.getY() - 3 + i * 15);
            }
            if (rect == selectedTextWrapper) {
                FontMetrics fm = g2.getFontMetrics();
                int maxWidth = 0;
                int maxHeight = 0;
                for (int i = 0; i < lines.length; i++) {
                    int lineWidth = fm.stringWidth(lines[i]);
                    if (lineWidth > maxWidth) {
                        maxWidth = lineWidth;
                    }
                }
                maxHeight = 15 * lines.length;
                if (maxWidth < 100) {
                    maxWidth = 100;
                }
                Rectangle2D inputBox = new Rectangle2D.Double(screenPoint.getX(), screenPoint.getY() - 15,
                        maxWidth + 8, maxHeight);
                Color fillColor = new Color(250, 250, 50, 30);
                g2.setPaint(fillColor);
                g2.fill(inputBox);
                g2.setColor(Color.ORANGE);
                g2.drawRect((int) screenPoint.getX(), (int) screenPoint.getY() - 15, maxWidth + 8, maxHeight);

            }
            //            g2.drawString(text == null ? "" : text, (int) screenPoint.getX() + 3, (int) screenPoint.getY() - 3);
        }
        g2.setColor(oldColor);
    }
}

From source file:org.yccheok.jstock.gui.charting.InvestmentFlowLayerUI.java

private void drawBusyBox(Graphics2D g2, JXLayer<? extends V> layer) {
    final Font oldFont = g2.getFont();
    final Font font = oldFont;
    final FontMetrics fontMetrics = g2.getFontMetrics(font);

    // Not sure why. Draw GIF image on JXLayer, will cause endless setDirty
    // being triggered by system.
    //final Image image = ((ImageIcon)Icons.BUSY).getImage();
    //final int imgWidth = Icons.BUSY.getIconWidth();
    //final int imgHeight = Icons.BUSY.getIconHeight();
    //final int imgMessageWidthMargin = 5;
    final int imgWidth = 0;
    final int imgHeight = 0;
    final int imgMessageWidthMargin = 0;

    final String message = MessagesBundle.getString("info_message_retrieving_latest_stock_price");
    final int maxWidth = imgWidth + imgMessageWidthMargin + fontMetrics.stringWidth(message);
    final int maxHeight = Math.max(imgHeight, fontMetrics.getHeight());

    final int padding = 5;
    final int width = maxWidth + (padding << 1);
    final int height = maxHeight + (padding << 1);
    final int x = (int) this.drawArea.getX() + (((int) this.drawArea.getWidth() - width) >> 1);
    final int y = (int) this.drawArea.getY() + (((int) this.drawArea.getHeight() - height) >> 1);

    final Object oldValueAntiAlias = g2.getRenderingHint(RenderingHints.KEY_ANTIALIASING);
    final Composite oldComposite = g2.getComposite();
    final Color oldColor = g2.getColor();

    g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
    g2.setColor(COLOR_BORDER);/*from w  ww. jav a  2 s. c om*/
    g2.drawRoundRect(x - 1, y - 1, width + 1, height + 1, 15, 15);
    g2.setColor(COLOR_BACKGROUND);
    g2.setComposite(Utils.makeComposite(0.75f));
    g2.fillRoundRect(x, y, width, height, 15, 15);
    g2.setComposite(oldComposite);
    g2.setColor(oldColor);

    //g2.drawImage(image, x + padding, y + ((height - imgHeight) >> 1), layer.getView());

    g2.setFont(font);
    g2.setColor(COLOR_BLUE);

    int yy = y + ((height - fontMetrics.getHeight()) >> 1) + fontMetrics.getAscent();
    g2.setFont(font);
    g2.setColor(COLOR_BLUE);
    g2.drawString(message, x + padding + imgWidth + imgMessageWidthMargin, yy);
    g2.setColor(oldColor);
    g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING, oldValueAntiAlias);
    g2.setFont(oldFont);
}

From source file:org.photovault.swingui.PhotoCollectionThumbView.java

@Override
public void paint(Graphics g) {
    super.paint(g);
    Graphics2D g2 = (Graphics2D) g;
    Rectangle clipRect = g.getClipBounds();
    Dimension compSize = getSize();
    // columnCount = (int)(compSize.getWidth()/columnWidth);

    int photoCount = 0;
    if (photos != null) {
        photoCount = photos.size();/*from   w  w w  .  j  a va  2s.c  om*/
    }

    // Determine the grid size based on couln & row count
    columnsToPaint = columnCount;
    // if columnCount is not specified determine it based on row count
    if (columnCount < 0) {
        if (rowCount > 0) {
            columnsToPaint = photoCount / rowCount;
            if (columnsToPaint * rowCount < photoCount) {
                columnsToPaint++;
            }
        } else {
            columnsToPaint = (int) (compSize.getWidth() / columnWidth);
        }
    }

    int col = 0;
    int row = 0;
    Rectangle thumbRect = new Rectangle();

    for (PhotoInfo photo : photos) {
        thumbRect.setBounds(col * columnWidth, row * rowHeight, columnWidth, rowHeight);
        if (thumbRect.intersects(clipRect)) {
            if (photo != null) {
                paintThumbnail(g2, photo, col * columnWidth, row * rowHeight, selection.contains(photo));
            }
        }
        col++;
        if (col >= columnsToPaint) {
            row++;
            col = 0;
        }
    }

    // Paint the selection rectangle if needed
    if (dragSelectionRect != null) {
        Stroke prevStroke = g2.getStroke();
        Color prevColor = g2.getColor();
        g2.setStroke(new BasicStroke(1.0f));
        g2.setColor(Color.BLACK);
        g2.draw(dragSelectionRect);
        g2.setColor(prevColor);
        g2.setStroke(prevStroke);
        lastDragSelectionRect = dragSelectionRect;
    }
}

From source file:org.photovault.swingui.PhotoCollectionThumbView.java

private void paintThumbnail(Graphics2D g2, PhotoInfo photo, int startx, int starty, boolean isSelected) {
    log.debug("paintThumbnail entry " + photo.getUuid());
    long startTime = System.currentTimeMillis();
    long thumbReadyTime = 0;
    long thumbDrawnTime = 0;
    long endTime = 0;
    // Current position in which attributes can be drawn
    int ypos = starty + rowHeight / 2;
    boolean useOldThumbnail = false;

    Thumbnail thumbnail = null;//  w w  w .ja  v a  2s  .  co m
    log.debug("finding thumb");
    boolean hasThumbnail = photo.hasThumbnail();
    log.debug("asked if has thumb");
    if (hasThumbnail) {
        log.debug("Photo " + photo.getUuid() + " has thumbnail");
        thumbnail = photo.getThumbnail();
        log.debug("got thumbnail");
    } else {
        /*
         Check if the thumbnail has been just invalidated. If so, use the 
         old one until we get the new thumbnail created.
         */
        thumbnail = photo.getOldThumbnail();
        if (thumbnail != null) {
            useOldThumbnail = true;
        } else {
            // No success, use default thumnail.
            thumbnail = Thumbnail.getDefaultThumbnail();
        }

        // Inform background task scheduler that we have some work to do
        ctrl.getBackgroundTaskScheduler().registerTaskProducer(this, TaskPriority.CREATE_VISIBLE_THUMBNAIL);
    }
    thumbReadyTime = System.currentTimeMillis();

    log.debug("starting to draw");
    // Find the position for the thumbnail
    BufferedImage img = thumbnail.getImage();
    if (img == null) {
        thumbnail = Thumbnail.getDefaultThumbnail();
        img = thumbnail.getImage();
    }

    float scaleX = ((float) thumbWidth) / ((float) img.getWidth());
    float scaleY = ((float) thumbHeight) / ((float) img.getHeight());
    float scale = Math.min(scaleX, scaleY);
    int w = (int) (img.getWidth() * scale);
    int h = (int) (img.getHeight() * scale);

    int x = startx + (columnWidth - w) / (int) 2;
    int y = starty + (rowHeight - h) / (int) 2;

    log.debug("drawing thumbnail");

    // Draw shadow
    int offset = isSelected ? 2 : 0;
    int shadowX[] = { x + 3 - offset, x + w + 1 + offset, x + w + 1 + offset };
    int shadowY[] = { y + h + 1 + offset, y + h + 1 + offset, y + 3 - offset };
    GeneralPath polyline = new GeneralPath(GeneralPath.WIND_EVEN_ODD, shadowX.length);
    polyline.moveTo(shadowX[0], shadowY[0]);
    for (int index = 1; index < shadowX.length; index++) {
        polyline.lineTo(shadowX[index], shadowY[index]);
    }
    ;
    BasicStroke shadowStroke = new BasicStroke(4.0f, BasicStroke.CAP_BUTT, BasicStroke.JOIN_MITER);
    Stroke oldStroke = g2.getStroke();
    g2.setStroke(shadowStroke);
    g2.setColor(Color.DARK_GRAY);
    g2.draw(polyline);
    g2.setStroke(oldStroke);

    // Paint thumbnail
    g2.setRenderingHint(RenderingHints.KEY_INTERPOLATION, RenderingHints.VALUE_INTERPOLATION_BICUBIC);
    g2.drawImage(img, new AffineTransform(scale, 0f, 0f, scale, x, y), null);
    if (useOldThumbnail) {
        creatingThumbIcon.paintIcon(this, g2,
                startx + (columnWidth - creatingThumbIcon.getIconWidth()) / (int) 2,
                starty + (rowHeight - creatingThumbIcon.getIconHeight()) / (int) 2);
    }
    log.debug("Drawn, drawing decorations");
    if (isSelected) {
        Stroke prevStroke = g2.getStroke();
        Color prevColor = g2.getColor();
        g2.setStroke(new BasicStroke(3.0f));
        g2.setColor(Color.BLUE);
        g2.drawRect(x, y, w, h);
        g2.setColor(prevColor);
        g2.setStroke(prevStroke);
    }

    thumbDrawnTime = System.currentTimeMillis();

    boolean drawAttrs = (thumbWidth >= 100);
    if (drawAttrs) {
        // Increase ypos so that attributes are drawn under the image
        ypos += ((int) h) / 2 + 3;

        // Draw the attributes

        // Draw the qualoity icon to the upper left corner of the thumbnail
        int quality = photo.getQuality();
        if (showQuality && quality != 0) {
            int qx = startx + (columnWidth - quality * starIcon.getIconWidth()) / (int) 2;
            for (int n = 0; n < quality; n++) {
                starIcon.paintIcon(this, g2, qx, ypos);
                qx += starIcon.getIconWidth();
            }
            ypos += starIcon.getIconHeight();
        }
        ypos += 6;

        if (photo.getRawSettings() != null) {
            // Draw the "RAW" icon
            int rx = startx + (columnWidth + w - rawIcon.getIconWidth()) / (int) 2 - 5;
            int ry = starty + (columnWidth - h - rawIcon.getIconHeight()) / (int) 2 + 5;
            rawIcon.paintIcon(this, g2, rx, ry);
        }
        if (photo.getHistory().getHeads().size() > 1) {
            // Draw the "unresolved conflicts" icon
            int rx = startx + (columnWidth + w - 10) / (int) 2 - 20;
            int ry = starty + (columnWidth - h - 10) / (int) 2;
            g2.setColor(Color.RED);
            g2.fillRect(rx, ry, 10, 10);
        }

        Color prevBkg = g2.getBackground();
        if (isSelected) {
            g2.setBackground(Color.BLUE);
        } else {
            g2.setBackground(this.getBackground());
        }
        Font attrFont = new Font("Arial", Font.PLAIN, 10);
        FontRenderContext frc = g2.getFontRenderContext();
        if (showDate && photo.getShootTime() != null) {
            FuzzyDate fd = new FuzzyDate(photo.getShootTime(), photo.getTimeAccuracy());

            String dateStr = fd.format();
            TextLayout txt = new TextLayout(dateStr, attrFont, frc);
            // Calculate the position for the text
            Rectangle2D bounds = txt.getBounds();
            int xpos = startx + ((int) (columnWidth - bounds.getWidth())) / 2 - (int) bounds.getMinX();
            g2.clearRect(xpos - 2, ypos - 2, (int) bounds.getWidth() + 4, (int) bounds.getHeight() + 4);
            txt.draw(g2, xpos, (int) (ypos + bounds.getHeight()));
            ypos += bounds.getHeight() + 4;
        }
        String shootPlace = photo.getShootingPlace();
        if (showPlace && shootPlace != null && shootPlace.length() > 0) {
            TextLayout txt = new TextLayout(photo.getShootingPlace(), attrFont, frc);
            // Calculate the position for the text
            Rectangle2D bounds = txt.getBounds();
            int xpos = startx + ((int) (columnWidth - bounds.getWidth())) / 2 - (int) bounds.getMinX();

            g2.clearRect(xpos - 2, ypos - 2, (int) bounds.getWidth() + 4, (int) bounds.getHeight() + 4);
            txt.draw(g2, xpos, (int) (ypos + bounds.getHeight()));
            ypos += bounds.getHeight() + 4;
        }
        g2.setBackground(prevBkg);
    }
    endTime = System.currentTimeMillis();
    log.debug("paintThumbnail: exit " + photo.getUuid());
    log.debug("Thumb fetch " + (thumbReadyTime - startTime) + " ms");
    log.debug("Thumb draw " + (thumbDrawnTime - thumbReadyTime) + " ms");
    log.debug("Deacoration draw " + (endTime - thumbDrawnTime) + " ms");
    log.debug("Total " + (endTime - startTime) + " ms");
}

From source file:org.yccheok.jstock.gui.charting.ChartLayerUI.java

private void drawInformationBox(Graphics2D g2, JXLayer<? extends V> layer) {
    if (JStock.instance().getJStockOptions()
            .getYellowInformationBoxOption() == JStockOptions.YellowInformationBoxOption.Hide) {
        return;/* w w  w.  ja v  a 2 s.c  o m*/
    }

    final Font oldFont = g2.getFont();
    final Font paramFont = oldFont;
    final FontMetrics paramFontMetrics = g2.getFontMetrics(paramFont);
    final Font valueFont = oldFont.deriveFont(oldFont.getStyle() | Font.BOLD, (float) oldFont.getSize() + 1);
    final FontMetrics valueFontMetrics = g2.getFontMetrics(valueFont);
    final Font dateFont = oldFont.deriveFont((float) oldFont.getSize() - 1);
    final FontMetrics dateFontMetrics = g2.getFontMetrics(dateFont);

    final List<ChartData> chartDatas = this.chartJDialog.getChartDatas();
    List<String> values = new ArrayList<String>();
    final ChartData chartData = chartDatas.get(this.mainTraceInfo.getDataIndex());

    // Number formats are generally not synchronized. It is recommended to create separate format instances for each thread. 
    // If multiple threads access a format concurrently, it must be synchronized externally.
    // http://stackoverflow.com/questions/2213410/usage-of-decimalformat-for-the-following-case
    final DecimalFormat integerFormat = new DecimalFormat("###,###");

    // It is common to use OHLC for chat, instead of using PrevPrice.        
    values.add(org.yccheok.jstock.gui.Utils.stockPriceDecimalFormat(chartData.openPrice));
    values.add(org.yccheok.jstock.gui.Utils.stockPriceDecimalFormat(chartData.highPrice));
    values.add(org.yccheok.jstock.gui.Utils.stockPriceDecimalFormat(chartData.lowPrice));
    values.add(org.yccheok.jstock.gui.Utils.stockPriceDecimalFormat(chartData.lastPrice));
    values.add(integerFormat.format(chartData.volume));

    final List<String> indicatorParams = new ArrayList<String>();
    final List<String> indicatorValues = new ArrayList<String>();
    final DecimalFormat decimalFormat = new DecimalFormat("0.00");
    for (TraceInfo indicatorTraceInfo : this.indicatorTraceInfos) {
        final int plotIndex = indicatorTraceInfo.getPlotIndex();
        final int seriesIndex = indicatorTraceInfo.getSeriesIndex();
        final int dataIndex = indicatorTraceInfo.getDataIndex();
        final String name = this.getLegendName(plotIndex, seriesIndex);
        final Number value = this.getValue(plotIndex, seriesIndex, dataIndex);
        if (name == null || value == null) {
            continue;
        }
        indicatorParams.add(name);
        indicatorValues.add(decimalFormat.format(value));
    }

    assert (values.size() == params.size());
    int index = 0;
    final int paramValueWidthMargin = 10;
    final int paramValueHeightMargin = 0;
    // Slightly larger than dateInfoHeightMargin, as font for indicator is
    // larger than date's.
    final int infoIndicatorHeightMargin = 8;
    int maxInfoWidth = -1;
    // paramFontMetrics will always "smaller" than valueFontMetrics.
    int totalInfoHeight = Math.max(paramFontMetrics.getHeight(), valueFontMetrics.getHeight()) * values.size()
            + paramValueHeightMargin * (values.size() - 1);
    for (String param : params) {
        final String value = values.get(index++);
        final int paramStringWidth = paramFontMetrics.stringWidth(param + ":") + paramValueWidthMargin
                + valueFontMetrics.stringWidth(value);
        if (maxInfoWidth < paramStringWidth) {
            maxInfoWidth = paramStringWidth;
        }
    }

    if (indicatorValues.size() > 0) {
        totalInfoHeight += infoIndicatorHeightMargin;
        totalInfoHeight += Math.max(paramFontMetrics.getHeight(), valueFontMetrics.getHeight())
                * indicatorValues.size() + paramValueHeightMargin * (indicatorValues.size() - 1);
        index = 0;
        for (String indicatorParam : indicatorParams) {
            final String indicatorValue = indicatorValues.get(index++);
            final int paramStringWidth = paramFontMetrics.stringWidth(indicatorParam + ":")
                    + paramValueWidthMargin + valueFontMetrics.stringWidth(indicatorValue);
            if (maxInfoWidth < paramStringWidth) {
                maxInfoWidth = paramStringWidth;
            }
        }
    }

    final Date date = new Date(chartData.timestamp);

    // Date formats are not synchronized. It is recommended to create separate format instances for each thread.
    // If multiple threads access a format concurrently, it must be synchronized externally.
    final SimpleDateFormat simpleDateFormat = this.simpleDataFormatThreadLocal.get();
    final String dateString = simpleDateFormat.format(date);
    final int dateStringWidth = dateFontMetrics.stringWidth(dateString);
    final int dateStringHeight = dateFontMetrics.getHeight();
    // We want to avoid information box from keep changing its width while
    // user moves along the mouse. This will prevent user from feeling,
    // information box is flickering, which is uncomfortable to user's eye.
    final int maxStringWidth = Math.max(dateFontMetrics.stringWidth(longDateString),
            Math.max(this.maxWidth, Math.max(dateStringWidth, maxInfoWidth)));
    if (maxStringWidth > this.maxWidth) {
        this.maxWidth = maxStringWidth;
    }
    final int dateInfoHeightMargin = 5;
    final int maxStringHeight = dateStringHeight + dateInfoHeightMargin + totalInfoHeight;

    final int padding = 5;
    final int boxPointMargin = 8;
    final int width = maxStringWidth + (padding << 1);
    final int height = maxStringHeight + (padding << 1);

    /* Get Border Rect Information. */
    /*
    fillRect(1, 1, 1, 1);   // O is rect pixel
            
    xxx
    xOx
    xxx
            
    drawRect(0, 0, 2, 2);   // O is rect pixel
            
    OOO
    OxO
    OOO
     */
    final int borderWidth = width + 2;
    final int borderHeight = height + 2;
    // On left side of the ball.
    final double suggestedBorderX = this.mainTraceInfo.getPoint().getX() - borderWidth - boxPointMargin;
    final double suggestedBorderY = this.mainTraceInfo.getPoint().getY() - (borderHeight >> 1);
    double bestBorderX = 0;
    double bestBorderY = 0;
    if (JStock.instance().getJStockOptions()
            .getYellowInformationBoxOption() == JStockOptions.YellowInformationBoxOption.Stay) {
        if (this.mainTraceInfo.getPoint()
                .getX() > ((int) (this.mainDrawArea.getX() + this.mainDrawArea.getWidth() + 0.5) >> 1)) {
            bestBorderX = this.mainDrawArea.getX();
            bestBorderY = this.mainDrawArea.getY();
        } else {
            bestBorderX = this.mainDrawArea.getX() + this.mainDrawArea.getWidth() - borderWidth;
            bestBorderY = this.mainDrawArea.getY();
        }
    } else {
        assert (JStock.instance().getJStockOptions()
                .getYellowInformationBoxOption() == JStockOptions.YellowInformationBoxOption.Follow);
        bestBorderX = suggestedBorderX > this.mainDrawArea.getX()
                ? (suggestedBorderX + borderWidth) < (this.mainDrawArea.getX() + this.mainDrawArea.getWidth())
                        ? suggestedBorderX
                        : this.mainDrawArea.getX() + this.mainDrawArea.getWidth() - borderWidth - boxPointMargin
                : this.mainTraceInfo.getPoint().getX() + boxPointMargin;
        bestBorderY = suggestedBorderY > this.mainDrawArea.getY()
                ? (suggestedBorderY + borderHeight) < (this.mainDrawArea.getY() + this.mainDrawArea.getHeight())
                        ? suggestedBorderY
                        : this.mainDrawArea.getY() + this.mainDrawArea.getHeight() - borderHeight
                                - boxPointMargin
                : this.mainDrawArea.getY() + boxPointMargin;
    }

    final double x = bestBorderX + 1;
    final double y = bestBorderY + 1;

    final Object oldValueAntiAlias = g2.getRenderingHint(RenderingHints.KEY_ANTIALIASING);
    final Composite oldComposite = g2.getComposite();
    final Color oldColor = g2.getColor();

    g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
    g2.setColor(COLOR_BORDER);
    g2.drawRoundRect((int) (bestBorderX + 0.5), (int) (bestBorderY + 0.5), borderWidth - 1, borderHeight - 1,
            15, 15);
    g2.setColor(COLOR_BACKGROUND);
    g2.setComposite(Utils.makeComposite(0.75f));
    g2.fillRoundRect((int) (x + 0.5), (int) (y + 0.5), width, height, 15, 15);
    g2.setComposite(oldComposite);
    g2.setColor(oldColor);

    int yy = (int) (y + padding + dateFontMetrics.getAscent() + 0.5);
    g2.setFont(dateFont);
    g2.setColor(COLOR_BLUE);
    g2.drawString(dateString, (int) (((width - dateFontMetrics.stringWidth(dateString)) >> 1) + x + 0.5), yy);

    index = 0;
    yy += dateFontMetrics.getDescent() + dateInfoHeightMargin + valueFontMetrics.getAscent();
    final String CLOSE_STR = GUIBundle.getString("StockHistory_Close");
    for (String param : params) {
        final String value = values.get(index++);
        g2.setColor(Color.BLACK);
        if (param.equals(CLOSE_STR)) {
            // It is common to use OHLC for chat, instead of using PrevPrice.
            final double changePrice = chartData.lastPrice - chartData.openPrice;
            if (changePrice > 0.0) {
                g2.setColor(JStockOptions.DEFAULT_HIGHER_NUMERICAL_VALUE_FOREGROUND_COLOR);
            } else if (changePrice < 0.0) {
                g2.setColor(JStockOptions.DEFAULT_LOWER_NUMERICAL_VALUE_FOREGROUND_COLOR);
            }
        }
        g2.setFont(paramFont);
        g2.drawString(param + ":", (int) (padding + x + 0.5), yy);
        g2.setFont(valueFont);
        g2.drawString(value, (int) (width - padding - valueFontMetrics.stringWidth(value) + x + 0.5), yy);
        // Same as yy += valueFontMetrics.getDescent() + paramValueHeightMargin + valueFontMetrics.getAscent()
        yy += paramValueHeightMargin + valueFontMetrics.getHeight();
    }

    g2.setColor(Color.BLACK);
    yy -= paramValueHeightMargin;
    yy += infoIndicatorHeightMargin;

    index = 0;
    for (String indicatorParam : indicatorParams) {
        final String indicatorValue = indicatorValues.get(index++);
        g2.setFont(paramFont);
        g2.drawString(indicatorParam + ":", (int) (padding + x + 0.5), yy);
        g2.setFont(valueFont);
        g2.drawString(indicatorValue,
                (int) (width - padding - valueFontMetrics.stringWidth(indicatorValue) + x + 0.5), yy);
        // Same as yy += valueFontMetrics.getDescent() + paramValueHeightMargin + valueFontMetrics.getAscent()
        yy += paramValueHeightMargin + valueFontMetrics.getHeight();
    }

    g2.setColor(oldColor);
    g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING, oldValueAntiAlias);
    g2.setFont(oldFont);
}

From source file:org.objectweb.proactive.extensions.timitspmd.util.charts.renderer.HierarchicalBarRenderer.java

/**
 * Draws the bar for one item in the dataset.
 *
 * @param g2//from  w w  w. j a  v a  2  s .  co m
 *            the graphics device.
 * @param state
 *            the renderer state.
 * @param dataArea
 *            the plot area.
 * @param plot
 *            the plot.
 * @param domainAxis
 *            the domain (category) axis.
 * @param rangeAxis
 *            the range (value) axis.
 * @param data
 *            the data.
 * @param row
 *            the row index (zero-based).
 * @param column
 *            the column index (zero-based).
 * @param pass
 *            the pass index.
 */
@Override
public void drawItem(Graphics2D g2, CategoryItemRendererState state, Rectangle2D dataArea, CategoryPlot plot,
        CategoryAxis domainAxis, ValueAxis rangeAxis, CategoryDataset data, int row, int column, int pass) {
    // nothing is drawn for null values...
    Number dataValue = data.getValue(row, column);
    if (dataValue == null) {
        return;
    }

    // BAR X
    double rectX = domainAxis.getCategoryMiddle(column, this.getColumnCount(), dataArea,
            plot.getDomainAxisEdge()) - (state.getBarWidth() / 2.0);

    int seriesCount = this.getRowCount();

    // BAR Y
    double value = dataValue.doubleValue();
    double base = 0.0;
    double lclip = this.getLowerClip();
    double uclip = this.getUpperClip();

    if (uclip <= 0.0) { // cases 1, 2, 3 and 4
        if (value >= uclip) {
            return; // bar is not visible
        }
        base = uclip;
        if (value <= lclip) {
            value = lclip;
        }
    } else if (lclip <= 0.0) { // cases 5, 6, 7 and 8
        if (value >= uclip) {
            value = uclip;
        } else {
            if (value <= lclip) {
                value = lclip;
            }
        }
    } else { // cases 9, 10, 11 and 12
        if (value <= lclip) {
            return; // bar is not visible
        }
        base = this.getLowerClip();
        if (value >= uclip) {
            value = uclip;
        }
    }

    RectangleEdge edge = plot.getRangeAxisEdge();
    double transY1 = rangeAxis.valueToJava2D(base, dataArea, edge);
    double transY2 = rangeAxis.valueToJava2D(value, dataArea, edge);
    double rectY = Math.min(transY2, transY1);

    double rectWidth = state.getBarWidth();
    double rectHeight = Math.abs(transY2 - transY1);

    // draw the bar...
    double shift = 0.0;
    rectWidth = 0.0;
    double widthFactor = 1.0;
    double seriesBarWidth = this.getSeriesBarWidth(row);
    if (!Double.isNaN(seriesBarWidth)) {
        widthFactor = seriesBarWidth;
    }
    rectWidth = widthFactor * state.getBarWidth();
    rectX = rectX + (((1 - widthFactor) * state.getBarWidth()) / 2.0);
    if (seriesCount > 1) {
        // needs to be improved !!!
        shift = (rectWidth * 0.20) / (seriesCount - 1);
    }

    Rectangle2D bar = new Rectangle2D.Double((rectX + ((seriesCount - 1 - row) * shift)), rectY,
            (rectWidth - ((seriesCount - 1 - row) * shift * 2)), rectHeight);

    double rrX;
    double rrY;
    double rrW;
    double rrH;
    if (row == 0) {
        @SuppressWarnings("unchecked")
        Iterator it = this.datasetTree[column].getDescendants();
        int numElement = -1;
        while (it.hasNext()) {
            try {
                Element elt = (Element) it.next();
                numElement++;
                String name = elt.getAttributeValue("name");
                dataValue = Double.valueOf(elt.getAttributeValue("avg"));
                // System.out.println("["+column+"] "+name+" \t-->
                // "+dataValue);
                // BAR X
                rectX = domainAxis.getCategoryMiddle(column, this.getColumnCount(), dataArea,
                        plot.getDomainAxisEdge()) - (state.getBarWidth() / 2.0);

                seriesCount = this.getRowCount();

                // BAR Y
                value = dataValue.doubleValue();
                base = 0.0;
                lclip = this.getLowerClip();
                uclip = this.getUpperClip();

                if (uclip <= 0.0) { // cases 1, 2, 3 and 4
                    if (value >= uclip) {
                        return; // bar is not visible
                    }
                    base = uclip;
                    if (value <= lclip) {
                        value = lclip;
                    }
                } else if (lclip <= 0.0) { // cases 5, 6, 7 and 8
                    if (value >= uclip) {
                        value = uclip;
                    } else {
                        if (value <= lclip) {
                            value = lclip;
                        }
                    }
                } else { // cases 9, 10, 11 and 12
                    if (value <= lclip) {
                        return; // bar is not visible
                    }
                    base = this.getLowerClip();
                    if (value >= uclip) {
                        value = uclip;
                    }
                }

                edge = plot.getRangeAxisEdge();
                transY1 = rangeAxis.valueToJava2D(base, dataArea, edge);
                transY2 = rangeAxis.valueToJava2D(value, dataArea, edge);
                rectY = Math.min(transY2, transY1);

                rectWidth = state.getBarWidth();
                rectHeight = Math.abs(transY2 - transY1);

                // draw the bar...
                shift = 0.0;
                rectWidth = 0.0;
                widthFactor = 1.0;
                seriesBarWidth = this.getSeriesBarWidth(row);
                if (!Double.isNaN(seriesBarWidth)) {
                    widthFactor = seriesBarWidth;
                }
                rectWidth = widthFactor * state.getBarWidth();
                rectX = rectX + (((1 - widthFactor) * state.getBarWidth()) / 2.0);
                if (seriesCount > 1) {
                    // needs to be improved !!!
                    shift = (rectWidth * 0.20) / (seriesCount - 1);
                }
                rrX = (rectX + ((seriesCount - 1 - row) * shift));
                rrY = rectY;
                rrW = (rectWidth - ((seriesCount - 1 - row) * shift * 2));
                rrH = rectHeight;

                // IMPORTANT NOTE :
                // dev attribute is used to save width of the element
                // min attribute is used to save X position of the element
                // max attribute is used to save the number of child already
                // managed
                if (numElement == 0) {
                    elt.setAttribute("dev", "" + rrW);
                    elt.setAttribute("min", "" + rrX);
                    elt.setAttribute("max", "0");
                } else {
                    Element parent = elt.getParentElement();

                    // System.out.println(" Parent
                    // "+parent.getAttributeValue("name")
                    // + " rrX/rrW/child -> "
                    // + parent.getAttributeValue("min")+"/"
                    // + parent.getAttributeValue("dev")+"/"
                    // + parent.getAttributeValue("max") );
                    double pW = Double.valueOf(parent.getAttributeValue("dev"));
                    double pX = Double.valueOf(parent.getAttributeValue("min"));
                    int numChild = Integer.valueOf(parent.getAttributeValue("max"));

                    rrW = pW / parent.getChildren().size();
                    rrX = pX + (rrW * numChild);
                    rrX += HierarchicalBarRenderer.INCLUSION_MARGIN;
                    rrW -= (HierarchicalBarRenderer.INCLUSION_MARGIN * 2);
                    elt.setAttribute("dev", "" + rrW);
                    elt.setAttribute("min", "" + rrX);
                    parent.setAttribute("max", "" + (numChild + 1));
                }

                RoundRectangle2D rbar = new RoundRectangle2D.Double(rrX, rrY, rrW, rrH,
                        HierarchicalBarRenderer.CORNER, HierarchicalBarRenderer.CORNER);

                Rectangle2D childSumLine = null;
                double childSum = Double.valueOf(elt.getAttributeValue("sum"));
                transY1 = rangeAxis.valueToJava2D(base, dataArea, edge);
                transY2 = rangeAxis.valueToJava2D(childSum, dataArea, edge);
                rectY = Math.min(transY2, transY1);

                childSum = (childSum / dataValue.doubleValue()) * rrH;
                if ((childSum < rrH) && (childSum > 0) && ((childSum / rrH) < 0.95)) {
                    childSumLine = new Rectangle2D.Double(rrX, rectY, rrW, 1);
                }
                Paint itemPaint = this.getItemPaintFromName(name, this.series, column);
                GradientPaintTransformer t = this.getGradientPaintTransformer();
                if ((t != null) && itemPaint instanceof GradientPaint) {
                    itemPaint = t.transform((GradientPaint) itemPaint, bar);
                }
                g2.setPaint(itemPaint);

                Color c = g2.getColor();
                g2.setColor(new Color(c.getRed(), c.getGreen(), c.getBlue(), this.alpha));
                g2.fill(rbar);
                g2.setColor(Color.DARK_GRAY);
                if (childSumLine != null) {
                    g2.fill(childSumLine);
                }

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

    // ////////////////////////////

    // draw the item labels if there are any...
    double transX1 = rangeAxis.valueToJava2D(base, dataArea, edge);
    double transX2 = rangeAxis.valueToJava2D(value, dataArea, edge);

    CategoryItemLabelGenerator generator = this.getItemLabelGenerator(row, column);
    if ((generator != null) && this.isItemLabelVisible(row, column)) {
        this.drawItemLabel(g2, data, row, column, plot, generator, bar, (transX1 > transX2));
    }

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