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:org.csml.tommo.sugar.modules.MappingQuality.java

protected void drawRowHeader(Graphics2D g2, final MappingQualityTableModel model, int imgSize, int width,
        int xOffset) {
    for (int r = 0; r < model.getRowCount(); r++) {
        int i = r / model.getTileNumeration().getCycleSize();
        String s = i < MappingQualityMatrix.THRESHOLDS.length ? "MAPQ<" + MappingQualityMatrix.THRESHOLDS[i]
                : "AVERAGE";

        if (model.getCycleID(r) == 0) {
            int stringHeight = g2.getFont().getSize(); //g2.getFontMetrics().getHeight();
            int stringWidth = g2.getFontMetrics().stringWidth(s);
            g2.drawString(s, 1 + width + (xOffset - 1 - stringWidth) / 2,
                    imgSize * (r + 1) - (imgSize - stringHeight) / 2);
        }/*from  ww w  .  jav  a 2  s .  c o m*/
    }
}

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From source file:nl.b3p.imagetool.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 w ww.  j  a  va 2s .  co 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.draw(new Ellipse2D.Double(centerPoint.getX(), centerPoint.getY(), 4, 4));
        } else {
            gbi.setStroke(new BasicStroke(3));
            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:org.squidy.designer.zoom.impl.VisualizationShape.java

/**
 * @param paintContext/*w  w w.  ja  v  a 2  s  . c  o  m*/
 */
protected void paintHeadline(PPaintContext paintContext) {

    Graphics2D g = paintContext.getGraphics();

    g.setFont(fontHeadline);
    FontMetrics fm = g.getFontMetrics();

    PBounds bounds = getBoundsReference();
    double x = bounds.getX();
    double width = bounds.getWidth();

    int titleWidth = FontUtils.getWidthOfText(fm, getTitle());
    g.drawString(getTitle(), (int) (x + width / 2) - (titleWidth / 2), 100);

    int breadcrumbWidth = FontUtils.getWidthOfText(fm, getBreadcrumb());
    g.drawString(getBreadcrumb(), (int) (x + width / 2) - (breadcrumbWidth / 2), 100 + fm.getHeight());
}

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From source file:com.neophob.sematrix.core.generator.Textwriter.java

/**
 * create image.//from   w  w  w .ja va 2s  .c  o m
 *
 * @param text the text
 */
public void createTextImage(String text) {
    //only load if needed
    if (StringUtils.equals(text, this.text)) {
        return;
    }

    this.text = text;

    BufferedImage img = new BufferedImage(TEXT_BUFFER_X_SIZE, internalBufferYSize, BufferedImage.TYPE_INT_RGB);

    Graphics2D g2 = img.createGraphics();
    FontRenderContext frc = g2.getFontRenderContext();
    TextLayout layout = new TextLayout(text, font, frc);
    Rectangle2D rect = layout.getBounds();

    int h = (int) (0.5f + rect.getHeight());
    //head and tailing space
    maxXPos = (int) (0.5f + rect.getWidth()) + 2 * internalBufferXSize;
    int ypos = internalBufferYSize - (internalBufferYSize - h) / 2;

    img = new BufferedImage(maxXPos, internalBufferYSize, BufferedImage.TYPE_BYTE_GRAY);
    g2 = img.createGraphics();

    g2.setColor(new Color(128));
    g2.setFont(font);
    g2.setClip(0, 0, maxXPos, internalBufferYSize);

    g2.drawString(text, internalBufferXSize, ypos);
    DataBufferByte dbi = (DataBufferByte) img.getRaster().getDataBuffer();
    byte[] textBuffer = dbi.getData();
    g2.dispose();

    xofs = 0;

    textAsImage = new int[maxXPos * internalBufferYSize];
    for (int i = 0; i < textAsImage.length; i++) {
        if (textBuffer[i] > 10) {
            textAsImage[i] = 127;
        } else {
            textAsImage[i] = 0;
        }
    }

    //clear internalbuffer
    Arrays.fill(this.internalBuffer, 0);
}

---

From source file:ca.sqlpower.wabit.report.ChartRenderer.java

public boolean renderReportContent(Graphics2D g, double width, double height, double scaleFactor, int pageIndex,
        boolean printing, SPVariableResolver variablesContext) {

    if (printing) {
        // If we're printing a streaming query, we have to
        // print whatever's displayed.
        if (this.chartCache == null || (this.chartCache != null && !this.chartCache.getQuery().isStreaming())) {
            refresh(false);/*  ww w  .  jav  a 2s  .co  m*/
        }
    } else if (needsRefresh || this.chartCache == null) {
        // No chart loaded. Doing a refresh will trigger a new 
        // redraw later on.
        refresh();
        return false;
    }

    JFreeChart jFreeChart = null;
    try {
        jFreeChart = ChartSwingUtil.createChartFromQuery(chartCache);
        if (jFreeChart == null) {
            g.drawString("Loading...", 0, g.getFontMetrics().getHeight());
            return false;
        }

        Rectangle2D area = new Rectangle2D.Double(0, 0, width, height);

        // first pass establishes rendering info but draws nothing
        ChartRenderingInfo info = new ChartRenderingInfo();
        Graphics2D dummyGraphics = (Graphics2D) g.create(0, 0, 0, 0);
        jFreeChart.draw(dummyGraphics, area, info);
        dummyGraphics.dispose();

        // now for real
        Rectangle2D plotArea = info.getPlotInfo().getDataArea();
        ChartGradientPainter.paintChartGradient(g, area, (int) plotArea.getMaxY());
        jFreeChart.draw(g, area);

    } catch (Exception e) {
        logger.error("Error while rendering chart", e);
        g.drawString("Could not render chart: " + e.getMessage(), 0, g.getFontMetrics().getHeight());
    }
    return false;
}

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

/**Render default view if there is no timeframe yet*/
private void renderNoInfoView(Graphics g) {
    Graphics2D g2d = (Graphics2D) g;
    g2d.setPaint(new TexturePaint(STROKED, new Rectangle(0, 0, 3, 3)));
    g2d.fillRect(0, 0, getWidth(), getHeight());
    Font f = g2d.getFont().deriveFont(Font.BOLD, 14.0f);
    g2d.setFont(f);//from  w w w  .  j a va  2  s . c o  m
    Rectangle2D bounds = g2d.getFontMetrics().getStringBounds("Kein Zeitfenster aktiv", g);
    int dx = 10;
    if (getWidth() > bounds.getWidth()) {
        dx = (int) Math.rint((getWidth() - bounds.getWidth()) / 2);
    }

    int dy = 10;
    if (getHeight() > bounds.getHeight()) {
        dy = (int) Math.rint((getHeight() - bounds.getHeight()) / 2);
    }
    g2d.setColor(Color.black);
    g2d.drawString("Kein Zeitfenster aktiv", dx, dy);
}

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From source file:org.squidy.designer.model.NodeShape.java

@Override
protected void paintShapeZoomedIn(PPaintContext paintContext) {
    super.paintShapeZoomedIn(paintContext);

    Graphics2D g = paintContext.getGraphics();

    PBounds bounds = getBoundsReference();
    int x = (int) bounds.getX();
    int y = (int) bounds.getY();

    g.setFont(fontProperties);/*w w  w .  j  a  va 2 s.  c om*/
    g.drawString("Properties", x + 50, y + 300);
}

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From source file:savant.view.tracks.TrackRenderer.java

/**
 * Simplest kind of legend is just a list of coloured lines with names next to them.
 *///from  w ww.  j a v a 2s.  c om
protected void drawSimpleLegend(Graphics2D g2, int x, int y, ColourKey... keys) {
    ColourScheme cs = (ColourScheme) instructions.get(DrawingInstruction.COLOUR_SCHEME);

    g2.setFont(LEGEND_FONT);

    for (ColourKey k : keys) {
        String legendString = k.getName();
        g2.setColor(cs.getColor(k));
        g2.setStroke(TWO_STROKE);
        Rectangle2D stringRect = LEGEND_FONT.getStringBounds(legendString, g2.getFontRenderContext());
        g2.drawLine(x - 25, y - (int) stringRect.getHeight() / 2, x - 5, y - (int) stringRect.getHeight() / 2);
        g2.setColor(cs.getColor(ColourKey.INTERVAL_LINE));
        g2.setStroke(ONE_STROKE);
        g2.drawString(legendString, x, y);

        y += LEGEND_LINE_HEIGHT;
    }
}

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From source file:org.springframework.cloud.stream.app.image.recognition.processor.ImageRecognitionOutputMessageBuilder.java

/**
 * Augment the input image by adding the recognized classes.
 *
 * @param imageBytes input image as byte array
 * @param result computed recognition labels
 * @return the image augmented with recognized labels.
 *///w w w. j  a v  a 2 s.  com
private byte[] drawLabels(byte[] imageBytes, Object result) {
    try {
        if (result != null) {
            BufferedImage originalImage = ImageIO.read(new ByteArrayInputStream(imageBytes));

            Graphics2D g = originalImage.createGraphics();
            g.setRenderingHint(RenderingHints.KEY_TEXT_ANTIALIASING, RenderingHints.VALUE_TEXT_ANTIALIAS_ON);
            FontMetrics fm = g.getFontMetrics();

            Tuple resultTuple = new JsonStringToTupleConverter().convert(result.toString());
            ArrayList<Tuple> labels = (ArrayList) resultTuple.getValues().get(0);

            int x = 1;
            int y = 1;
            for (Tuple l : labels) {

                String labelName = l.getFieldNames().get(0);
                int probability = (int) (100 * l.getFloat(0));
                String title = labelName + ": " + probability + "%";

                Rectangle2D rect = fm.getStringBounds(title, g);

                g.setColor(bgColor);
                g.fillRect(x, y, (int) rect.getWidth() + 6, (int) rect.getHeight());

                g.setColor(textColor);
                g.drawString(title, x + 3, (int) (y + rect.getHeight() - 3));
                y = (int) (y + rect.getHeight() + 1);
            }

            ByteArrayOutputStream baos = new ByteArrayOutputStream();
            ImageIO.write(originalImage, IMAGE_FORMAT, baos);
            baos.flush();
            imageBytes = baos.toByteArray();
            baos.close();
        }
    } catch (IOException e) {
        logger.error("Failed to draw labels in the input image", e);
    }

    return imageBytes;
}

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From source file:swift.selenium.WebHelper.java

/**
 * This function embosses the message on the screenshot
 * @param imageFilePath//from   ww  w. ja va  2 s  . c o  m
 * @param text
 * @param textPosition
 * @return
 * @throws IOException
 */
public static byte[] mergeImageAndText(String imageFilePath, String text, Point textPosition)
        throws IOException {
    BufferedImage im = ImageIO.read(new File(imageFilePath));
    Graphics2D g2 = im.createGraphics();
    g2.setColor(Color.RED);
    g2.setBackground(Color.WHITE);
    g2.drawString(text, textPosition.x, textPosition.y);
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    ImageIO.write(im, "PNG", baos);
    return baos.toByteArray();
}

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