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:edu.kit.dama.ui.components.TextImage.java

/**
 * Get the bytes of the final image.//  www  .j  a  v  a 2 s.  c  om
 *
 * @return The byte array containing the bytes of the resulting image.
 *
 * @throws IOException if creating the image fails.
 */
public byte[] getBytes() throws IOException {
    Image transparentImage = Toolkit.getDefaultToolkit().createImage(new FilteredImageSource(
            new BufferedImage(size, size, BufferedImage.TYPE_INT_ARGB).getSource(), new RGBImageFilter() {
                @Override
                public final int filterRGB(int x, int y, int rgb) {
                    return (rgb << 8) & 0xFF000000;
                }
            }));

    //create the actual image and overlay it by the transparent background
    BufferedImage outputImage = new BufferedImage(size, size, BufferedImage.TYPE_INT_ARGB);
    Graphics2D g2d = outputImage.createGraphics();
    g2d.drawImage(transparentImage, 0, 0, null);
    //draw the remaining stuff
    g2d.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
    g2d.setRenderingHint(RenderingHints.KEY_INTERPOLATION, RenderingHints.VALUE_INTERPOLATION_BICUBIC);
    g2d.setColor(color);
    g2d.fillRoundRect(0, 0, size, size, 20, 20);
    g2d.setColor(new Color(Math.round((float) color.getRed() * .9f), Math.round((float) color.getGreen() * .9f),
            Math.round((float) color.getBlue() * .9f)));
    g2d.drawRoundRect(0, 0, size - 1, size - 1, 20, 20);

    Font font = new Font("Dialog", Font.BOLD, size - 4);
    g2d.setFont(font);
    g2d.setColor(Color.WHITE);

    String s = text.toUpperCase().substring(0, 1);
    FontMetrics fm = g2d.getFontMetrics();
    float x = ((float) size - (float) fm.stringWidth(s)) / 2f;
    float y = ((float) fm.getAscent()
            + (float) ((float) size - ((float) fm.getAscent() + (float) fm.getDescent())) / 2f) - 1f;
    g2d.drawString(s, x, y);
    ByteArrayOutputStream bout = new ByteArrayOutputStream();
    ImageIO.write(outputImage, "png", bout);
    g2d.dispose();
    return bout.toByteArray();
}

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From source file:com.igormaznitsa.mindmap.swing.panel.MindMapPanel.java

private static void drawErrorText(final Graphics2D gfx, final Dimension fullSize, final String error) {
    final Font font = new Font(Font.DIALOG, Font.BOLD, 24);
    final FontMetrics metrics = gfx.getFontMetrics(font);
    final Rectangle2D textBounds = metrics.getStringBounds(error, gfx);
    gfx.setFont(font);//w  ww .j  a  v a 2  s  .c om
    gfx.setColor(Color.DARK_GRAY);
    gfx.fillRect(0, 0, fullSize.width, fullSize.height);
    final int x = (int) (fullSize.width - textBounds.getWidth()) / 2;
    final int y = (int) (fullSize.height - textBounds.getHeight()) / 2;
    gfx.setColor(Color.BLACK);
    gfx.drawString(error, x + 5, y + 5);
    gfx.setColor(Color.RED.brighter());
    gfx.drawString(error, x, y);
}

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

/**
 * Draws the wayPoint./*from w  ww . j a v  a 2s. c  om*/
 *
 * @param g2  the graphics device.
 * @param plot  the plot.
 * @param dataArea  the data area.
 * @param domainAxis  the domain axis.
 * @param rangeAxis  the range axis.
 * @param rendererIndex  the renderer index.
 * @param info  an optional info object that will be populated with
 *              entity information.
 */
public void draw(Graphics2D g2, XYPlot plot, Rectangle2D dataArea, ValueAxis domainAxis, ValueAxis rangeAxis,
        int rendererIndex, PlotRenderingInfo info) {
    super.setGraphicsState(g2);

    if (!getPlotWrapper().okToDraw(this)) {
        return;
    }
    WayPoint leftWayPoint = getLeft();
    WayPoint rightWayPoint = getRight();
    g2.setStroke(new BasicStroke());
    int x1 = leftWayPoint.getXFromValue(dataArea, domainAxis);
    int x2 = rightWayPoint.getXFromValue(dataArea, domainAxis);
    int top = (int) (dataArea.getY());
    int bottom = (int) (dataArea.getY() + dataArea.getHeight());
    FontMetrics fm = g2.getFontMetrics();
    int width = fm.stringWidth(getName());
    int height = fm.getAscent() + fm.getDescent();
    if (getSelected()) {
        g2.setColor(Color.red);
    } else {
        g2.setColor(Color.black);
    }
    //      int y = bottom-3;
    y = top - 2;
    int textLeft = x1 + (x2 - x1) / 2 - width / 2;
    g2.drawString(getName(), textLeft, y);
    g2.setStroke(new BasicStroke(2.0f));
    g2.drawLine(x1, top + 1, x2, top + 1);
    g2.setStroke(new BasicStroke(1.0f));
    g2.setColor(Color.gray);
    g2.drawLine(x1, top, x1, bottom - WayPoint.ANNOTATION_WIDTH);
    g2.drawLine(x2, top, x2, bottom - WayPoint.ANNOTATION_WIDTH);
}

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From source file:com.alibaba.simpleimage.render.CornerDrawTextItem.java

@Override
public void drawText(Graphics2D graphics, int width, int height) {
    if (StringUtils.isBlank(text)) {
        return;//from w w w  .  ja  v a 2  s .  co m
    }

    int x = 0, y = 0;
    // ?
    int textLength = (int) (width * textWidthPercent);
    // ??
    int fontsize = textLength / text.length();
    // ?.....?
    if (fontsize < minFontSize) {
        return;
    }

    float fsize = (float) fontsize;
    Font font = defaultFont.deriveFont(fsize);
    graphics.setFont(font);
    FontRenderContext context = graphics.getFontRenderContext();
    int sw = (int) font.getStringBounds(text, context).getWidth();

    // ??
    if (width > height) {
        y = height / 4;
    } else {
        y = width / 4;
    }

    int halflen = sw / 2;
    if (halflen <= (y - fontsize)) {
        x = y - halflen;
    } else {
        x = fontsize;
    }

    if (x <= 0 || y <= 0) {
        return;
    }

    if (fontShadowColor != null) {
        graphics.setColor(fontShadowColor);
        graphics.drawString(text, x + getShadowTranslation(fontsize), y + getShadowTranslation(fontsize));
    }
    graphics.setColor(fontColor);
    graphics.drawString(text, x, y);

    if (width > height) {
        y = height - (height / 4);
    } else {
        y = height - (width / 4);
    }

    halflen = sw / 2;
    if (halflen <= (height - y - fontsize)) {
        x = width - (height - y) - halflen;
    } else {
        x = width - sw - fontsize;
    }

    if (x <= 0 || y <= 0) {
        return;
    }

    if (fontShadowColor != null) {
        graphics.setColor(fontShadowColor);
        graphics.drawString(text, x + getShadowTranslation(fontsize), y + getShadowTranslation(fontsize));
    }
    graphics.setColor(fontColor);
    graphics.drawString(text, x, y);

}

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

private void drawOverlay() {
    this.frame += 1;
    overlay.beginRendering();/*  ww  w .  j a  va 2  s  . com*/
    Graphics2D g2d = overlay.createGraphics();
    try {
        if (getActiveCamera() != null) {
            FontRenderContext frc = g2d.getFontRenderContext();
            String cameraString = getActiveCamera().getLabel();
            GlyphVector gv = getOverlayFont().createGlyphVector(frc, cameraString);
            Rectangle bounds = gv.getPixelBounds(frc, 0, 0);
            int x = 5;
            int y = 5 + bounds.height;
            g2d.setFont(getOverlayFont());
            Color overlayColor = new Color(0.8f, 0.8f, 0.8f);
            Color transparentColor = new Color(0, 0, 0, 0);
            g2d.setBackground(transparentColor);
            g2d.setColor(overlayColor);
            g2d.clearRect(0, 0, getWidth(), height);
            if (isEnabled()) {
                g2d.drawString(cameraString, x, y);
            } else {
                g2d.drawString("Disabled", x, y);
            }
            if (System.currentTimeMillis() - lastFrameReset >= 500) {
                this.lastFrameReset = System.currentTimeMillis();
                this.fps = this.frame;
                this.frame = 0;
            }
            g2d.setColor(new Color(0.55f, 0.45f, 0.28f));
            g2d.drawString(String.valueOf(this.fps * 2) + "fps", x, y + bounds.height + 4);
            drawOverlayData(g2d);
            overlay.markDirty(0, 0, getWidth(), height);
            overlay.drawAll();

        }
    } catch (GkException e) {
        LOG.error(e);
    }
    g2d.dispose();
    overlay.endRendering();
}

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

private void renderDayMarkers(long pStart, long pEnd, Graphics2D pG2D) {
    Date d = new Date(pStart);
    d = DateUtils.setHours(d, 0);// www.  j av a  2 s  .c om
    d = DateUtils.setMinutes(d, 0);
    d = DateUtils.setSeconds(d, 0);
    d = DateUtils.setMilliseconds(d, 0);

    for (long mark = d.getTime(); mark <= pEnd; mark += DateUtils.MILLIS_PER_HOUR) {
        int markerPos = Math.round((mark - pStart) / DateUtils.MILLIS_PER_MINUTE);
        pG2D.setColor(Color.YELLOW);
        pG2D.fillRect(markerPos, 20, 2, 10);
        pG2D.setColor(Color.WHITE);
        pG2D.setFont(pG2D.getFont().deriveFont(Font.BOLD, 10.0f));
        pG2D.fillRect(markerPos - 5, 15, 12, 10);
        pG2D.setColor(Color.BLACK);
        Calendar cal = Calendar.getInstance();
        cal.setTime(new Date(mark));
        NumberFormat f = NumberFormat.getNumberInstance();
        f.setMinimumIntegerDigits(2);
        f.setMaximumFractionDigits(2);
        pG2D.drawString(f.format(cal.get(Calendar.HOUR_OF_DAY)), markerPos - 5, 23);
    }

    long currentDay = d.getTime();
    while (currentDay < pEnd) {
        currentDay += DateUtils.MILLIS_PER_DAY;
        int markerPos = Math.round((currentDay - pStart) / DateUtils.MILLIS_PER_MINUTE);
        pG2D.setColor(new Color(123, 123, 123));
        pG2D.fillRect(markerPos, 15, 3, 30);
        SimpleDateFormat f = new SimpleDateFormat("dd.MM.yy");
        String dayLabel = f.format(currentDay);
        Rectangle2D labelBounds = pG2D.getFontMetrics().getStringBounds(dayLabel, pG2D);
        pG2D.setColor(Color.YELLOW);
        int labelWidth = (int) labelBounds.getWidth() + 5;
        pG2D.fillRect(markerPos - (int) Math.rint(labelWidth / 2), 15, labelWidth, 10);
        pG2D.setColor(Color.BLACK);
        pG2D.setFont(pG2D.getFont().deriveFont(Font.BOLD, 10.0f));
        pG2D.drawString(dayLabel, markerPos - (int) Math.rint(labelWidth / 2) + 2, 23);
    }
}

---

From source file:net.pms.util.GenericIcons.java

/**
 * Add the format(container) name of the media to the generic icon image.
 *
 * @param image BufferdImage to be the label added
 * @param label the media container name to be added as a label
 * @param renderer the renderer configuration
 *
 * @return the generic icon with the container label added and scaled in accordance with renderer setting
 */// w  w w  . j a va2 s.co m
private DLNAThumbnail addFormatLabelToImage(String label, ImageFormat imageFormat, IconType iconType)
        throws IOException {

    BufferedImage image;
    switch (iconType) {
    case AUDIO:
        image = genericAudioIcon;
        break;
    case IMAGE:
        image = genericImageIcon;
        break;
    case VIDEO:
        image = genericVideoIcon;
        break;
    default:
        image = genericUnknownIcon;
    }

    if (image != null) {
        // Make a copy
        ColorModel colorModel = image.getColorModel();
        image = new BufferedImage(colorModel, image.copyData(null), colorModel.isAlphaPremultiplied(), null);
    }

    ByteArrayOutputStream out = null;

    if (label != null && image != null) {
        out = new ByteArrayOutputStream();
        Graphics2D g = image.createGraphics();
        g.setRenderingHint(RenderingHints.KEY_RENDERING, RenderingHints.VALUE_RENDER_QUALITY);
        g.setRenderingHint(RenderingHints.KEY_TEXT_ANTIALIASING, RenderingHints.VALUE_TEXT_ANTIALIAS_ON);

        try {
            int size = 40;
            Font font = new Font(Font.SANS_SERIF, Font.BOLD, size);
            FontMetrics metrics = g.getFontMetrics(font);
            while (size > 7 && metrics.stringWidth(label) > 135) {
                size--;
                font = new Font(Font.SANS_SERIF, Font.BOLD, size);
                metrics = g.getFontMetrics(font);
            }
            // Text center point 127x, 49y - calculate centering coordinates
            int x = 127 - metrics.stringWidth(label) / 2;
            int y = 46 + metrics.getAscent() / 2;
            g.drawImage(image, 0, 0, null);
            g.setColor(Color.WHITE);
            g.setFont(font);
            g.drawString(label, x, y);

            ImageIO.setUseCache(false);
            ImageIOTools.imageIOWrite(image, imageFormat.toString(), out);
        } finally {
            g.dispose();
        }
    }
    return out != null ? DLNAThumbnail.toThumbnail(out.toByteArray(), 0, 0, ScaleType.MAX, imageFormat, false)
            : null;
}

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From source file:org.csml.tommo.sugar.modules.QualityHeatMapsPerTileAndBase.java

void drawColumnHeader(Graphics2D g2, final ResultsTableModel model, int imgSize, int topBottomSeparator,
        int height, StringBuffer d) {
    // draw Top-Bottom header
    if (model.getTopBottomSeparatorColumn() > 0) {
        String s = "Top-Bottom";
        int stringWidth = g2.getFontMetrics().stringWidth(s);
        g2.drawString(s, 1 + imgSize * (model.getTopBottomSeparatorColumn() + 1)
                + (topBottomSeparator - 1 - stringWidth) / 2, 1 + height + 10 - 3);
    }//from   ww  w. j a  v  a2 s.co  m

    int separator = 0;
    for (int c = 0; c < model.getColumnCount(); c++) {
        d.append(model.getColumnName(c));
        d.append("\t");

        if (c == model.getTopBottomSeparatorColumn()) {
            d.append("Top-Bottom");
            d.append("\t");
        }
        Integer[] tiles = model.getTilesForColumn(c);
        for (int i = 0; i < tiles.length; i++) {
            String s = tiles[i].toString();
            int stringWidth = g2.getFontMetrics().stringWidth(s);
            g2.drawString(s, 1 + imgSize * c + (imgSize - 1 - stringWidth) / 2 + separator,
                    1 + height + 10 * (i + 1) - 3);
        }
        if (c == model.getTopBottomSeparatorColumn()) {
            separator = topBottomSeparator;
        }
    }
    d.append("\n");
}

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From source file:org.esa.s2tbx.dataio.s2.l1b.L1bSceneDescription.java

public BufferedImage createTilePicture(int width) {

    Color[] colors = new Color[] { Color.GREEN, Color.RED, Color.BLUE, Color.YELLOW };

    double scale = width / sceneRectangle.getWidth();
    int height = (int) Math.round(sceneRectangle.getHeight() * scale);

    BufferedImage image = new BufferedImage(width, height, BufferedImage.TYPE_INT_RGB);
    Graphics2D graphics = image.createGraphics();
    graphics.scale(scale, scale);// w w  w .j a v a 2 s  . c o  m
    graphics.translate(-sceneRectangle.getX(), -sceneRectangle.getY());
    graphics.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
    graphics.setRenderingHint(RenderingHints.KEY_TEXT_ANTIALIASING, RenderingHints.VALUE_TEXT_ANTIALIAS_ON);
    graphics.setPaint(Color.WHITE);
    graphics.fill(sceneRectangle);
    graphics.setStroke(new BasicStroke(100F));
    graphics.setFont(new Font("Arial", Font.PLAIN, 800));

    for (int i = 0; i < tileInfos.length; i++) {
        Rectangle rect = tileInfos[i].rectangle;
        graphics.setPaint(addAlpha(colors[i % colors.length].brighter(), 100));
        graphics.fill(rect);
    }
    for (int i = 0; i < tileInfos.length; i++) {
        Rectangle rect = tileInfos[i].rectangle;
        graphics.setPaint(addAlpha(colors[i % colors.length].darker(), 100));
        graphics.draw(rect);
        graphics.setPaint(colors[i % colors.length].darker().darker());
        graphics.drawString("Tile " + (i + 1) + ": " + tileInfos[i].id, rect.x + 1200F, rect.y + 2200F);
    }
    return image;
}

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From source file:ru.runa.wfe.graph.image.figure.AbstractFigure.java

private int drawText(Graphics2D graphics, String text, int hOffset) {
    Rectangle r = getTextBoundsRectangle();
    Rectangle2D textBounds = graphics.getFontMetrics().getStringBounds(text, graphics);
    if (textBounds.getWidth() > r.getWidth() - 4) {
        int y = coords[1] + hOffset;
        AttributedString attributedString = new AttributedString(text);
        attributedString.addAttribute(TextAttribute.FONT, graphics.getFont());
        AttributedCharacterIterator characterIterator = attributedString.getIterator();
        LineBreakMeasurer measurer = new LineBreakMeasurer(characterIterator, graphics.getFontRenderContext());
        while (measurer.getPosition() < characterIterator.getEndIndex()) {
            TextLayout textLayout = measurer.nextLayout((float) r.getWidth() - 4);
            y += textLayout.getAscent();
            float x = (float) (r.getCenterX() + 2 - textLayout.getBounds().getCenterX());
            textLayout.draw(graphics, x, y);
            y += textLayout.getDescent() + textLayout.getLeading();
        }/*w  ww.  j  a v  a 2  s.c  om*/
        return y - coords[1];
    } else {
        graphics.drawString(text, (float) (r.getCenterX() + 2 - textBounds.getCenterX()),
                (float) (coords[1] + textBounds.getHeight() + hOffset));
        return (int) (textBounds.getHeight() + hOffset + 3);
    }
}

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