Example usage for java.awt Graphics2D drawString

Introduction

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

Prototype

public abstract void drawString(AttributedCharacterIterator iterator, float x, float y);

Source Link

Document

Renders the text of the specified iterator applying its attributes in accordance with the specification of the TextAttribute class.

Usage

From source file:nl.b3p.viewer.image.ImageTool.java

public static BufferedImage drawGeometries(BufferedImage bi, CombineImageSettings settings, int srid, Bbox bbox,
        int width, int height) throws Exception {
    List wktGeoms = settings.getWktGeoms();
    if (wktGeoms == null || wktGeoms.size() <= 0) {
        return bi;
    }/*from   www . j a  v a 2 s . c  o m*/
    BufferedImage newBufIm = new BufferedImage(width, height, BufferedImage.TYPE_INT_ARGB_PRE);
    //        BufferedImage newBufIm = new BufferedImage(width, height, BufferedImage.TYPE_INT_RGB);
    Graphics2D gbi = newBufIm.createGraphics();
    gbi.drawImage(bi, 0, 0, null);
    for (int i = 0; i < wktGeoms.size(); i++) {
        gbi.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER, 0.5f));
        CombineImageWkt ciw = (CombineImageWkt) wktGeoms.get(i);
        Color color = settings.getDefaultWktGeomColor();
        if (ciw.getColor() != null) {
            color = ciw.getColor();
        }
        gbi.setColor(color);
        String wktGeom = ciw.getWktGeom();
        Geometry geom = geometrieFromText(wktGeom, srid);
        Shape shape = createImage(geom, srid, bbox, width, height);
        Point centerPoint = null;
        if (geom instanceof Polygon) {
            gbi.fill(shape);
        } else if (geom instanceof com.vividsolutions.jts.geom.Point) {
            centerPoint = calculateCenter(shape, srid, bbox, width, height);
            gbi.fill(new Ellipse2D.Double(centerPoint.getX(), centerPoint.getY(), 8, 8));
        } else {
            float strokeWidth = ciw.getStrokeWidth() != null ? ciw.getStrokeWidth() : 3f;
            gbi.setStroke(new BasicStroke(strokeWidth));
            gbi.draw(shape);
        }
        if (ciw.getLabel() != null) {
            if (centerPoint == null) {
                centerPoint = calculateCenter(shape, srid, bbox, width, height);
            }
            gbi.setColor(Color.black);
            gbi.drawString(ciw.getLabel(), (float) centerPoint.getX(), (float) centerPoint.getY());
        }
    }
    gbi.dispose();
    return newBufIm;
}

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From source file:com.quinsoft.zeidon.objectbrowser.EntitySquare.java

private void paintCenteredText(Graphics2D graphics2, int y, String text, Color color) {
    Color prevColor = graphics2.getColor();
    if (color != null)
        graphics2.setColor(color);// w w  w  .  ja  v a  2 s . co  m

    FontMetrics fm = graphics2.getFontMetrics();

    String lines[] = text.split("\n");

    // Adjust y if there is more than one line.
    y -= (lines.length - 1) * fm.getHeight() / 2;

    for (String line : lines) {
        int lth = fm.stringWidth(line);
        int mid = size.width / 2;
        graphics2.drawString(line, mid - lth / 2, y);
        y += fm.getHeight();
    }

    if (color != null)
        graphics2.setColor(prevColor);
}

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From source file:de.tor.tribes.ui.algo.TimeFrameVisualizer.java

private void renderPopup(HashMap<String, Object> pPopupInfo, Graphics2D pG2D) {
    Point location = (Point) pPopupInfo.get("popup.location");
    String label = (String) pPopupInfo.get("popup.label");
    if (location == null || label == null) {
        return;/*from  ww  w.j av a2s  .  c om*/
    }
    pG2D.setColor(new Color(255, 255, 204));
    Rectangle2D labelBounds = pG2D.getFontMetrics().getStringBounds(label, pG2D);
    pG2D.fillRect(location.x, location.y - (int) labelBounds.getHeight(), (int) labelBounds.getWidth() + 5,
            (int) labelBounds.getHeight() + 5);
    pG2D.setColor(Color.BLACK);
    pG2D.drawRect(location.x, location.y - (int) labelBounds.getHeight(), (int) labelBounds.getWidth() + 5,
            (int) labelBounds.getHeight() + 5);
    pG2D.drawString(label, location.x + 2, location.y);

}

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From source file:com.celements.photo.image.GenerateThumbnail.java

private void drawWatermark(String watermark, Graphics2D g2d, int width, int height) {
    //TODO implement 'secure' watermark (i.e. check if this algorithm secure or can it be easily reversed?)
    g2d.setColor(new Color(255, 255, 150));
    AlphaComposite transprency = AlphaComposite.getInstance(AlphaComposite.SRC_OVER, 0.45f);
    g2d.setComposite(transprency);/*from  w w w.  j  a v  a2 s  . c  o m*/

    FontMetrics metrics = calcWatermarkFontSize(watermark, width, g2d);
    g2d.setFont(calcWatermarkFontSize(watermark, width, g2d).getFont());

    // rotate around image center
    double angle = (Math.sin(height / (double) width));
    g2d.rotate(-angle, width / 2.0, height / 2.0);

    g2d.drawString(watermark, (width - metrics.stringWidth(watermark)) / 2,
            ((height - metrics.getHeight()) / 2) + metrics.getAscent());

    // undo rotation for correct copyright positioning
    g2d.rotate(angle, width / 2.0, height / 2.0);
}

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From source file:org.amanzi.awe.render.network.NetworkRenderer.java

/**
 * Draw black border around selected sector
 * /*from w  w  w  . j  av  a2s  .  c  om*/
 * @param destination
 * @param point
 * @param model
 * @param sector
 */
private void renderSelectionBorder(Graphics2D destination, Point point, ISectorElement sector, int index,
        int count) {
    Pair<Double, Double> sectorParameters = getSectorParameters(sector, index, count);
    int size = getSize();
    double azimuth = sectorParameters.getLeft();
    double beamwidth = sectorParameters.getRight();

    GeneralPath path = new GeneralPath();
    path.moveTo(getSectorXCoordinate(point, size), getSectorYCoordinate(point, size));
    Arc2D a = createSector(point, networkRendererStyle.getLargeElementSize(), getAngle(azimuth, beamwidth),
            beamwidth);
    path.append(a.getPathIterator(null), true);
    path.closePath();
    destination
            .setColor(networkRendererStyle.changeColor(SELECTED_SECTOR_COLOR, networkRendererStyle.getAlpha()));
    destination.draw(path);
    destination.drawString(sector.getName(), (int) a.getEndPoint().getX() + 10, (int) a.getEndPoint().getY());
}

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From source file:io.github.karols.hocr4j.PageRenderer.java

/**
 * Renders this page on the given image.
 * The image is modified, not copied.//  w  w  w  .j  av  a2  s. c  om
 *
 * @param page page to render
 */
public void renderOnTop(@Nonnull Page page, @Nonnull BufferedImage img) {
    Graphics2D g = (Graphics2D) img.getGraphics();
    g.setColor(Color.RED);
    for (Area a : page) {
        for (Paragraph p : a) {
            for (Line l : p) {
                for (Word w : l.words) {
                    if (w.isBold()) {
                        if (w.isItalic()) {
                            g.setFont(boldItalicFont);
                        } else {
                            g.setFont(boldFont);
                        }
                    } else if (w.isItalic()) {
                        g.setFont(italicFont);
                    } else {
                        g.setFont(plainFont);
                    }
                    Bounds b = w.getBounds().scale(scale);
                    g.drawString(w.getText(), b.getLeft(), b.getBottom());
                }
            }
        }
    }
    g.setStroke(new BasicStroke(strokeWidth));
    g.setColor(defaultRectangleColor);
    for (Bounds rect : rectanglesToDraw) {
        if (rect != null) {
            Bounds b = rect.scale(scale);
            g.drawRect(b.getLeft(), b.getTop(), b.getWidth(), b.getHeight());
        }
    }
    for (Pair<Color, Bounds> rect : coloredRectanglesToDraw) {
        if (rect != null) {
            g.setColor(rect.getLeft());
            Bounds b = rect.getRight().scale(scale);
            g.drawRect(b.getLeft(), b.getTop(), b.getWidth(), b.getHeight());
        }
    }
}

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From source file:uk.co.real_logic.aeron.tools.perf_tools.AeronLatencyUnderLoadPublisher.java

private void generateScatterPlot() throws IOException {
    final BufferedImage image = new BufferedImage(1800, 1000, BufferedImage.TYPE_INT_ARGB);
    final Graphics2D g2 = image.createGraphics();
    final FontMetrics fm = g2.getFontMetrics();
    final String filename = "throughputency.png";
    final File imageFile = new File(filename);

    final int height = 940;
    double min = Double.MAX_VALUE;
    double max = Double.MIN_VALUE;
    for (final long timestamp : timestamps) {
        final double ts = timestamp / 1000.0;
        if (ts < min) {
            min = ts;/* w w w . ja  v  a  2 s .c  o  m*/
        }
        if (ts > max) {
            max = ts;
        }
    }
    final double stepY = height / max;

    g2.setColor(Color.white);
    g2.fillRect(0, 0, 1800, 1000);
    g2.setColor(Color.black);
    g2.setRenderingHint(RenderingHints.KEY_TEXT_ANTIALIASING, RenderingHints.VALUE_TEXT_ANTIALIAS_ON);
    g2.drawString("Latency ScatterPlot (microseconds)",
            900 - fm.stringWidth("Latency ScatterPlot (microseconds)") / 2, 20);
    g2.drawString("" + max, 10, 20);
    g2.drawLine(100, 20, 100, 960);
    g2.drawLine(100, 960, 1790, 960);
    int start = 0;
    int end = 100;
    final double width = 1690.0 / 7.0;
    g2.setColor(Color.red);
    plotSubset(g2, start, end, "10 msgs/sec", 100, width, stepY, means[0]);

    start = 100;
    end = 1100;
    g2.setColor(Color.green);
    plotSubset(g2, start, end, "100 msgs/sec", 100 + width, width, stepY, means[1]);

    start = 1100;
    end = 11100;
    g2.setColor(Color.blue);
    plotSubset(g2, start, end, "1K msgs/sec", 100 + width * 2, width, stepY, means[2]);

    start = 11100;
    end = 111100;
    g2.setColor(Color.cyan);
    plotSubset(g2, start, end, "10K msgs/sec", 100 + width * 3, width, stepY, means[3]);

    start = 111100;
    end = 1111100;
    g2.setColor(Color.magenta);
    plotSubset(g2, start, end, "100K msgs/sec", 100 + width * 4, width, stepY, means[4]);

    start = 1111100;
    end = 11111100;
    g2.setColor(Color.yellow);
    plotSubset(g2, start, end, "1M msgs/sec", 100 + width * 5, width, stepY, means[5]);

    start = 11111100;
    end = 41111100;
    g2.setColor(Color.orange);
    plotSubset(g2, start, end, "3M msgs/sec", 100 + width * 6, width, stepY, means[6]);

    ImageIO.write(image, "png", imageFile);
}

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From source file:ucar.unidata.idv.control.chart.XYChartManager.java

/**
 * Set the label to use when we have an empty chart
 *
 * @param label empty chart label/*from   ww w  .j a  va  2s .  c o m*/
 */
public void setEmptyChartLabel(String label) {
    boolean signalChange = !Misc.equals(emptyChartLabel, label);
    if (emptyChartAnnotation == null) {
        signalChange = true;
        emptyChartAnnotation = new XYAnnotation() {
            public void draw(Graphics2D g2, XYPlot plot, Rectangle2D dataArea, ValueAxis domainAxis,
                    ValueAxis rangeAxis, int rendererIndex, PlotRenderingInfo info) {
                if (!hasStuff()) {
                    g2.setColor(Color.black);
                    g2.drawString(emptyChartLabel, 100, 50);
                }
            }

            @Override
            public void addChangeListener(AnnotationChangeListener arg0) {
            }

            @Override
            public void removeChangeListener(AnnotationChangeListener arg0) {
            }
        };
        for (int plotIdx = 0; plotIdx < chartHolders.size(); plotIdx++) {
            ChartHolder chartHolder = (ChartHolder) chartHolders.get(plotIdx);
            ((XYPlot) chartHolder.getPlot()).addAnnotation(emptyChartAnnotation);
        }
    }
    emptyChartLabel = label;
    if (signalChange) {
        signalChartChanged();
    }
}

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From source file:org.optaplanner.examples.rocktour.swingui.RockTourWorldPanel.java

public void resetPanel(RockTourSolution solution) {
    translator = new LatitudeLongitudeTranslator();
    RockBus bus = solution.getBus();//w w  w.j  ava  2 s. co m
    translator.addCoordinates(bus.getStartLocation().getLatitude(), bus.getStartLocation().getLongitude());
    translator.addCoordinates(bus.getEndLocation().getLatitude(), bus.getEndLocation().getLongitude());
    for (RockShow show : solution.getShowList()) {
        translator.addCoordinates(show.getLocation().getLatitude(), show.getLocation().getLongitude());
    }

    Dimension size = getSize();
    double width = size.getWidth();
    double height = size.getHeight();
    translator.prepareFor(width, height);

    Graphics2D g = createCanvas(width, height);
    g.setFont(g.getFont().deriveFont((float) LOCATION_NAME_TEXT_SIZE));
    List<RockShow> showList = solution.getShowList();
    int maxAvailableDateSetSize = showList.stream().mapToInt(show -> show.getAvailableDateSet().size()).max()
            .orElse(-1);
    for (RockShow show : showList) {
        RockLocation location = show.getLocation();
        int x = translator.translateLongitudeToX(location.getLongitude());
        int y = translator.translateLatitudeToY(location.getLatitude());
        double percentage = (double) show.getAvailableDateSet().size() / maxAvailableDateSetSize;
        g.setColor(TangoColorFactory.buildPercentageColor(TangoColorFactory.PLUM_3, TangoColorFactory.PLUM_1,
                percentage));
        g.fillRect(x - 1, y - 1, 3, 3);
        if (location.getCityName() != null && showList.size() <= 500) {
            g.drawString(StringUtils.abbreviate(location.getCityName(), 20), x + 3, y - 3);
        }
        if (show.getDate() != null) {
            g.drawString(DAY_FORMATTER.format(show.getDate()), x + 3, y - 3 + LOCATION_NAME_TEXT_SIZE * 3 / 2);
        }
    }
    g.setColor(TangoColorFactory.ALUMINIUM_4);
    RockLocation busStartLocation = bus.getStartLocation();
    int domicileX = translator.translateLongitudeToX(busStartLocation.getLongitude());
    int domicileY = translator.translateLatitudeToY(busStartLocation.getLatitude());
    g.fillRect(domicileX - 2, domicileY - 2, 5, 5);
    if (busStartLocation.getCityName() != null && showList.size() <= 500) {
        g.drawString(busStartLocation.getCityName(), domicileX + 3, domicileY - 3);
    }
    Set<RockShow> needsBackToDomicileLineSet = new HashSet<>(showList);
    for (RockShow trailingShow : showList) {
        if (trailingShow.getPreviousStandstill() instanceof RockShow) {
            needsBackToDomicileLineSet.remove(trailingShow.getPreviousStandstill());
        }
    }
    g.setColor(TangoColorFactory.CHOCOLATE_1);
    for (RockShow show : showList) {
        if (show.getPreviousStandstill() != null) {
            RockLocation previousLocation = show.getPreviousStandstill().getDepartureLocation();
            RockLocation location = show.getLocation();
            translator.drawRoute(g, previousLocation.getLongitude(), previousLocation.getLatitude(),
                    location.getLongitude(), location.getLatitude(), true, false);
            // Back to bus line
            if (needsBackToDomicileLineSet.contains(show)) {
                translator.drawRoute(g, location.getLongitude(), location.getLatitude(),
                        busStartLocation.getLongitude(), busStartLocation.getLatitude(), true, true);
            }
        }
    }
    g.setFont(g.getFont().deriveFont((float) TEXT_SIZE));
    // Legend
    g.setColor(TangoColorFactory.ALUMINIUM_4);
    g.fillRect(5, (int) height - 17 - TEXT_SIZE, 5, 5);
    g.drawString("Bus start", 15, (int) height - 10 - TEXT_SIZE);
    g.setColor(TangoColorFactory.PLUM_2);
    g.fillRect(6, (int) height - 11, 3, 3);
    g.drawString("Show (darker means less available)", 15, (int) height - 5);
    repaint();
}

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From source file:org.goko.viewer.jogl.service.JoglViewerServiceImpl.java

/** (inheritDoc)
 * @see org.goko.viewer.jogl.service.JoglSceneManager#drawOverlayData(java.awt.Graphics2D)
 *//*from www.  jav a  2 s  .c o m*/
@Override
protected void drawOverlayData(Graphics2D g2d) throws GkException {
    if (getCanvas().isKeyboardJogEnabled()) {
        // Draw a big red warning saying jog is enabled
        FontRenderContext frc = g2d.getFontRenderContext();
        String warn = "Keyboard jog enabled";
        GlyphVector gv = jogWarnFont.createGlyphVector(frc, warn);
        Rectangle bounds = gv.getPixelBounds(frc, 0, 0);
        int x = (getWidth() - bounds.width) / 2;
        int y = 5 + bounds.height;
        Rectangle2D bg = new Rectangle2D.Double(x - 5, 2, bounds.width + 15, bounds.height + 10);
        g2d.setFont(jogWarnFont);
        g2d.setColor(Color.RED);//new Color(0.9f,0,0,0.5f));
        g2d.fill(bg);
        g2d.setColor(Color.WHITE);
        g2d.drawString(warn, x, y);
    }

}

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