Example usage for java.awt Graphics drawString

Introduction

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

Prototype

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

Source Link

Document

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

Usage

From source file:PaginationExample.java

public int print(Graphics g, PageFormat pf, int pageIndex) throws PrinterException {

    Font font = new Font("Serif", Font.PLAIN, 10);
    FontMetrics metrics = g.getFontMetrics(font);
    int lineHeight = metrics.getHeight();

    if (pageBreaks == null) {
        initTextLines();//from  w  w  w.  ja v a 2 s  .c o  m
        int linesPerPage = (int) (pf.getImageableHeight() / lineHeight);
        int numBreaks = (textLines.length - 1) / linesPerPage;
        pageBreaks = new int[numBreaks];
        for (int b = 0; b < numBreaks; b++) {
            pageBreaks[b] = (b + 1) * linesPerPage;
        }
    }

    if (pageIndex > pageBreaks.length) {
        return NO_SUCH_PAGE;
    }

    /*
     * User (0,0) is typically outside the imageable area, so we must translate
     * by the X and Y values in the PageFormat to avoid clipping Since we are
     * drawing text we
     */
    Graphics2D g2d = (Graphics2D) g;
    g2d.translate(pf.getImageableX(), pf.getImageableY());

    /*
     * Draw each line that is on this page. Increment 'y' position by lineHeight
     * for each line.
     */
    int y = 0;
    int start = (pageIndex == 0) ? 0 : pageBreaks[pageIndex - 1];
    int end = (pageIndex == pageBreaks.length) ? textLines.length : pageBreaks[pageIndex];
    for (int line = start; line < end; line++) {
        y += lineHeight;
        g.drawString(textLines[line], 0, y);
    }

    /* tell the caller that this page is part of the printed document */
    return PAGE_EXISTS;
}

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From source file:BeanContainer.java

public void paintComponent(Graphics g) {
        super.paintComponent(g);
        Color colorRetainer = g.getColor();

        g.setColor(getBackground());/* w w w.j  a v  a2 s . c  om*/
        g.fillRect(0, 0, getWidth(), getHeight());
        getBorder().paintBorder(this, g, 0, 0, getWidth(), getHeight());

        m_calendar.setTime(new Date()); // get current time
        int hrs = m_calendar.get(Calendar.HOUR_OF_DAY);
        int min = m_calendar.get(Calendar.MINUTE);

        g.setColor(getForeground());
        if (m_digital) {
            String time = "" + hrs + ":" + min;
            g.setFont(getFont());
            FontMetrics fm = g.getFontMetrics();
            int y = (getHeight() + fm.getAscent()) / 2;
            int x = (getWidth() - fm.stringWidth(time)) / 2;
            g.drawString(time, x, y);
        } else {
            int x = getWidth() / 2;
            int y = getHeight() / 2;
            int rh = getHeight() / 4;
            int rm = getHeight() / 3;

            double ah = ((double) hrs + min / 60.0) / 6.0 * Math.PI;
            double am = min / 30.0 * Math.PI;

            g.drawLine(x, y, (int) (x + rh * Math.sin(ah)), (int) (y - rh * Math.cos(ah)));
            g.drawLine(x, y, (int) (x + rm * Math.sin(am)), (int) (y - rm * Math.cos(am)));
        }

        g.setColor(colorRetainer);
    }

---

From source file:ubic.gemma.web.controller.expression.experiment.ExpressionExperimentQCController.java

/**
 * Write a blank image so user doesn't see the broken icon.
 *//*from ww w.  jav a2 s .  co  m*/
private void writePlaceholderImage(OutputStream os) throws IOException {
    int placeholderSize = (int) (ExpressionExperimentQCController.DEFAULT_QC_IMAGE_SIZE_PX * 0.75);
    BufferedImage buffer = new BufferedImage(placeholderSize, placeholderSize, BufferedImage.TYPE_INT_RGB);
    Graphics g = buffer.createGraphics();
    g.setColor(Color.lightGray);
    g.fillRect(0, 0, placeholderSize, placeholderSize);
    g.setColor(Color.black);
    g.drawString("Not available", placeholderSize / 4, placeholderSize / 4);
    ImageIO.write(buffer, "png", os);
}

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From source file:net.sourceforge.msscodefactory.cflib.v1_11.CFLib.Swing.CFBoolColumnCellRenderer.java

public void paint(Graphics g) {
    if (g == null) {
        return;//from  w w  w. j av  a  2  s. com
    }
    Rectangle bounds = getBounds();
    g.setColor(getBackground());
    g.fill3DRect(0, 0, bounds.width, bounds.height, true);
    g.setColor(getForeground());
    int xoffbox = (bounds.width - 16) / 2;
    int yoffbox = (bounds.height - 16) / 2;
    g.drawRect(xoffbox, yoffbox, 16, 16);
    Boolean useval;
    if (value instanceof Boolean) {
        useval = (Boolean) value;
    } else if (value instanceof String) {
        String s = (String) value;
        if (s.equals("true")) {
            useval = new Boolean(true);
        } else if (s.equals("false")) {
            useval = new Boolean(false);
        } else {
            useval = null;
        }
    } else {
        useval = null;
    }
    String str;
    if (useval == null) {
        str = "?";
    } else if (useval.booleanValue()) {
        str = "X";
    } else {
        str = null;
    }
    if (str != null) {
        FontMetrics fm = g.getFontMetrics();
        Rectangle sb = fm.getStringBounds(str, g).getBounds();
        int ascent = fm.getAscent();
        int leading = fm.getLeading();
        int sxoff = xoffbox + ((16 - sb.width) / 2);
        int syoff = yoffbox + ((16 - (leading + ascent)) / 2) + leading + ascent;
        g.drawString(str, sxoff, syoff);
    }
}

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From source file:org.deegree.portal.standard.wms.control.DynLegendListener.java

/**
 * Draws the given symbol to the given image
 * //ww w  . j  a v a  2s. co  m
 * @param map
 *            Hashmap holding the properties of the legend
 * @param bi
 *            image of the legend
 * @param color
 *            color to fill the graphic
 * @return The drawn BufferedImage
 */
private BufferedImage drawSymbolsToBI(HashMap<String, Object> map, BufferedImage bi, Color color) {

    Graphics g = bi.getGraphics();
    g.setColor(color);
    g.fillRect(0, 0, bi.getWidth(), bi.getHeight());

    String[] layers = (String[]) map.get("NAMES");
    String[] titles = (String[]) map.get("TITLES");
    BufferedImage[] legs = (BufferedImage[]) map.get("IMAGES");
    int h = topMargin;
    for (int i = layers.length - 1; i >= 0; i--) {
        g.drawImage(legs[i], leftMargin, h, null);
        g.setColor(Color.BLACK);
        // just draw title if the flag has been set in listener configuration,
        // the legend image is less than a defined value and a legend image
        // (not missing) has been accessed
        if (useLayerTitle && legs[i].getHeight() < maxNNLegendSize && !missing.contains(layers[i])) {
            g.drawString(titles[i], leftMargin + legs[i].getWidth() + 10,
                    h + (int) (legs[i].getHeight() / 1.2));
        }
        h += legs[i].getHeight() + 5;
        if (separator != null && i > 0) {
            g.drawImage(separator, leftMargin, h, null);
            h += separator.getHeight() + 5;
        }
    }
    g.dispose();
    return bi;
}

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From source file:edu.mit.fss.tutorial.part4.ControlPanel.java

@Override
public void paint(Graphics g) {
    // Calls the super-class paint method for the default background.
    super.paint(g);

    // Set color to gray and draw the x-axis (Y=0) and y=axis (X=0).
    g.setColor(Color.gray);/*from w ww  .  j  av a  2  s.  co  m*/
    g.drawLine(0, getHeight() / 2, getWidth(), getHeight() / 2);
    g.drawLine(getWidth() / 2, 0, getWidth() / 2, getHeight());

    // Make sure no changes to elements can take place while painting.
    synchronized (elements) {
        // For each surface element...
        for (SurfaceElement e : elements) {
            if (e instanceof MobileElement) {
                // If it is a MobileElement, use blue color.
                g.setColor(Color.blue);
            } else {
                // Otherwise use black color.
                g.setColor(Color.black);
            }
            // Determine the screen location for the element.
            int[] location = getScreenLocation(e.getPosition());

            // Fill an oval at the location (offset by half the oval size).
            g.fillOval(location[0] - ELEMENT_SIZE / 2, location[1] - ELEMENT_SIZE / 2, ELEMENT_SIZE,
                    ELEMENT_SIZE);

            // Draw the element name to the right of the oval, offset by
            // 2 pixels to the right and half the oval size vertically.
            g.drawString(e.getName(), location[0] + ELEMENT_SIZE / 2 + 2,
                    location[1] + ELEMENT_SIZE / 2 + ELEMENT_SIZE / 2);
        }
    }
}

---

From source file:javazoom.jlgui.player.amp.visual.ui.SpectrumTimeAnalyzer.java

public synchronized void process(float[] pLeft, float[] pRight, float pFrameRateRatioHint) {
    if (displayMode == DISPLAY_MODE_OFF)
        return;/*from  www .j  a v  a2s . c  om*/
    Graphics wGrp = getDoubleBuffer().getGraphics();
    wGrp.setColor(getBackground());
    wGrp.fillRect(0, 0, getSize().width, getSize().height);
    switch (displayMode) {
    case DISPLAY_MODE_SCOPE:
        drawScope(wGrp, stereoMerge(pLeft, pRight));
        break;
    case DISPLAY_MODE_SPECTRUM_ANALYSER:
        drawSpectrumAnalyser(wGrp, stereoMerge(pLeft, pRight), pFrameRateRatioHint);
        break;
    case DISPLAY_MODE_OFF:
        drawVUMeter(wGrp, pLeft, pRight, pFrameRateRatioHint);
        break;
    }
    // -- Show FPS if necessary.
    if (showFPS) {
        // -- Calculate FPS.
        if (System.currentTimeMillis() >= lfu + 1000) {
            lfu = System.currentTimeMillis();
            fps = fc;
            fc = 0;
        }
        fc++;
        wGrp.setColor(Color.yellow);
        wGrp.drawString("FPS: " + fps + " (FRRH: " + pFrameRateRatioHint + ")", 0, height - 1);
    }
    if (getGraphics() != null)
        getGraphics().drawImage(getDoubleBuffer(), 0, 0, null);
    //      repaint();
    //      try {
    //          EventQueue.invokeLater( new AWTPaintSynchronizer() );
    //      } catch ( Exception pEx ) {
    //          // -- Ignore exception.
    //          pEx.printStackTrace();
    //      }
}

---

From source file:net.sourceforge.msscodefactory.cflib.v1_11.CFLib.Swing.CFTimeColumnCellRenderer.java

public void paint(Graphics g) {
    if (g == null) {
        return;//  w w w.j ava2s  . c  om
    }
    Rectangle bounds = getBounds();
    g.setColor(getBackground());
    g.fill3DRect(0, 0, bounds.width, bounds.height, true);
    g.setColor(getForeground());
    String str;
    if (value instanceof Calendar) {
        Calendar cal = (Calendar) value;
        Format fmt = getDefaultFormat();
        Calendar withoutDate = Calendar.getInstance();
        withoutDate.clear();
        withoutDate.set(Calendar.HOUR_OF_DAY, cal.get(Calendar.HOUR_OF_DAY));
        withoutDate.set(Calendar.MINUTE, cal.get(Calendar.MINUTE));
        withoutDate.set(Calendar.SECOND, cal.get(Calendar.SECOND));
        str = fmt.format(withoutDate.getTime());
    } else if (value instanceof String) {
        str = (String) value;
    } else {
        str = null;
    }
    if (str != null) {
        int firstNewline = str.indexOf('\n');
        if (firstNewline < 0) {
            firstNewline = str.indexOf('\r');
            if (firstNewline < 0) {
                firstNewline = str.indexOf('\f');
                if (firstNewline < 0) {
                    firstNewline = str.length();
                }
            }
        }
        String firstLine = str.substring(0, firstNewline);
        FontMetrics fm = g.getFontMetrics();
        int ascent = fm.getAscent();
        int leading = fm.getLeading();
        g.drawString(firstLine, 4, leading + ascent + 4);
    }
}

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From source file:org.openlegacy.terminal.render.DefaultTerminalSnapshotImageRenderer.java

private void markBackgroundAndInputFields(TerminalSnapshot terminalSnapshot, Graphics graphics) {
    int endX;/*from  ww w .  j a  v a  2  s .  co  m*/
    List<TerminalField> fields = terminalSnapshot.getFields();
    setDefaultColor(graphics);
    for (TerminalField terminalField : fields) {
        TerminalPosition position = terminalField.getPosition();
        // -1 - pixels is 0 based , column is 1 based
        int startX = toWidth(position.getColumn() - 1 + leftColumnsOffset);
        int startY = toHeight(position.getRow());
        endX = toWidth(terminalField.getEndPosition().getColumn() + leftColumnsOffset);
        if (terminalField.isEditable()) {
            graphics.drawLine(startX, startY, endX, startY);
        }
        int rowHeight = toHeight(1);
        if (terminalField.getBackColor() != org.openlegacy.terminal.Color.BLACK) {
            graphics.setColor(SnapshotUtils.convertColor(terminalField.getBackColor()));
            //
            graphics.fillRect(startX, toHeight(position.getRow() - 1) + topPixelsOffset,
                    toWidth(terminalField.getLength()), rowHeight);
        }
    }

    if (drawFieldSeparators) {
        List<TerminalPosition> fieldSeperators = terminalSnapshot.getFieldSeperators();
        graphics.setColor(imageDefaultTextColor);
        for (TerminalPosition terminalPosition : fieldSeperators) {
            graphics.drawString("^", toWidth(terminalPosition.getColumn() - 1 + leftColumnsOffset),
                    toHeight(terminalPosition.getRow()));
        }
    }
}

---

From source file:jtrace.Scene.java

/**
 * Add a set of axes to an image.  If the object parameter is not null,
 * the axes corresponding to the object's coordinate system are drawn.
 * //www .  ja  v a 2 s.  c o  m
 * @param image Image generated using scene's camera
 * @param object (Possibly null) object
 */
private void renderAxes(BufferedImage image, SceneObject object) {

    Graphics gr = image.getGraphics();
    int[] origin, xhat, yhat, zhat;

    if (object == null) {
        origin = camera.getPixel(image.getWidth(), image.getHeight(), Vector3D.ZERO);
        xhat = camera.getPixel(image.getWidth(), image.getHeight(), Vector3D.PLUS_I);
        yhat = camera.getPixel(image.getWidth(), image.getHeight(), Vector3D.PLUS_J);
        zhat = camera.getPixel(image.getWidth(), image.getHeight(), Vector3D.PLUS_K);
    } else {
        origin = camera.getPixel(image.getWidth(), image.getHeight(),
                object.objectToSceneVector(Vector3D.ZERO));
        xhat = camera.getPixel(image.getWidth(), image.getHeight(),
                object.objectToSceneVector(Vector3D.PLUS_I));
        yhat = camera.getPixel(image.getWidth(), image.getHeight(),
                object.objectToSceneVector(Vector3D.PLUS_J));
        zhat = camera.getPixel(image.getWidth(), image.getHeight(),
                object.objectToSceneVector(Vector3D.PLUS_K));
    }

    String objName;
    if (object == null)
        objName = "";
    else
        objName = "(" + object.getClass().getSimpleName() + ")";

    gr.setColor(Color.red);
    gr.drawLine(origin[0], origin[1], xhat[0], xhat[1]);
    gr.setColor(Color.white);
    gr.drawString("x " + objName, xhat[0], xhat[1]);

    gr.setColor(Color.green);
    gr.drawLine(origin[0], origin[1], yhat[0], yhat[1]);
    gr.setColor(Color.white);
    gr.drawString("y " + objName, yhat[0], yhat[1]);

    gr.setColor(Color.blue);
    gr.drawLine(origin[0], origin[1], zhat[0], zhat[1]);
    gr.setColor(Color.white);
    gr.drawString("z " + objName, zhat[0], zhat[1]);
}

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