Example usage for java.awt Graphics setFont

Introduction

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

Prototype

public abstract void setFont(Font font);

Source Link

Document

Sets this graphics context's font to the specified font.

Usage

From source file:DialogSeparator.java

public void paint(Graphics g) {
    g.setColor(getBackground());// w ww  .  j  a  v  a  2 s .  com
    g.fillRect(0, 0, getWidth(), getHeight());

    Dimension d = getSize();
    int y = (d.height - 3) / 2;
    g.setColor(Color.white);
    g.drawLine(1, y, d.width - 1, y);
    y++;
    g.drawLine(0, y, 1, y);
    g.setColor(Color.gray);
    g.drawLine(d.width - 1, y, d.width, y);
    y++;
    g.drawLine(1, y, d.width - 1, y);

    String text = getText();
    if (text.length() == 0)
        return;

    g.setFont(getFont());
    FontMetrics fm = g.getFontMetrics();
    y = (d.height + fm.getAscent()) / 2;
    int fontWidth = fm.stringWidth(text);

    g.setColor(getBackground());
    g.fillRect(OFFSET - 5, 0, OFFSET + fontWidth, d.height);

    g.setColor(getForeground());
    g.drawString(text, OFFSET, y);
}

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From source file:uk.co.modularaudio.mads.base.oscilloscope.ui.OscilloscopeDisplayUiJComponent.java

private void paintIntoImage(final Graphics g, final OscilloscopeWriteableScopeData scopeData) {
    //      Graphics2D g2d = (Graphics2D)g;
    //      Rectangle clipBounds = g.getClipBounds();
    final Font f = g.getFont();
    final Font newFont = f.deriveFont(12);
    g.setFont(newFont);
    final int x = 0;
    final int y = 0;

    newMaxMag0 = 0.5f;/*ww  w .java2 s. c o  m*/
    newMaxMag1 = 0.5f;

    final int width = getWidth();
    final int height = getHeight();

    final int plotWidth = width - (SCALE_WIDTH * 2);
    final int plotStart = SCALE_WIDTH;
    final int plotHeight = getHeight();

    //      g2d.setRenderingHint( RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON );
    g.setColor(Color.BLACK);
    g.fillRect(x, y, width, height);

    if (scopeData != null) {

        final int numSamplesInBuffer = scopeData.desiredDataLength;

        final float[] float0Data = scopeData.floatBuffer0;
        final FloatType float0Type = scopeData.floatBuffer0Type;
        switch (float0Type) {
        case AUDIO:
            maxMag0 = 1.0f;
            break;
        case CV:
            break;
        }
        final boolean displayFloat0 = scopeData.float0Written;

        final float[] float1Data = scopeData.floatBuffer1;
        final FloatType float1Type = scopeData.floatBuffer1Type;
        switch (float1Type) {
        case AUDIO:
            maxMag1 = 1.0f;
            break;
        case CV:
            break;
        }
        final boolean displayFloat1 = scopeData.float1Written;

        if (displayFloat0) {
            // Float data draw
            g.setColor(Color.RED);
            drawScale(g, height, maxMag0, 0);
            plotAllDataValues(g, plotWidth, plotStart, plotHeight, numSamplesInBuffer, float0Data, true);
        }

        if (displayFloat1) {
            // CV data draw
            g.setColor(Color.YELLOW);
            drawScale(g, height, maxMag1, plotStart + plotWidth);
            plotAllDataValues(g, plotWidth, plotStart, plotHeight, numSamplesInBuffer, float1Data, false);
        }
        maxMag0 = newMaxMag0;
        maxMag1 = newMaxMag1;
    }
}

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From source file:com.yanbang.portal.controller.PortalController.java

/**
 * ???/*from w  ww  .jav  a 2 s. c o  m*/
 * 
 * @param request
 * @param response
 * @return
 * @throws Exception
 */
@RequestMapping(params = "action=handleRnd")
public void handleRnd(HttpServletRequest request, HttpServletResponse response) throws Exception {
    response.setHeader("Cache-Control", "no-store");
    response.setHeader("Pragma", "no-cache");
    response.setDateHeader("Expires", 0L);
    response.setContentType("image/jpeg");
    BufferedImage image = new BufferedImage(65, 25, BufferedImage.TYPE_INT_RGB);
    Graphics g = image.getGraphics();
    g.setColor(Color.GRAY);
    g.fillRect(0, 0, 65, 25);
    g.setColor(Color.yellow);
    Font font = new Font("", Font.BOLD, 20);
    g.setFont(font);
    Random r = new Random();
    String rnd = "";
    int ir = r.nextInt(10);
    rnd = rnd + "" + ir;
    g.drawString("" + ir, 5, 18);
    g.setColor(Color.red);
    ir = r.nextInt(10);
    rnd = rnd + "" + ir;
    g.drawString("" + ir, 20, 18);
    g.setColor(Color.blue);
    ir = r.nextInt(10);
    rnd = rnd + "" + ir;
    g.drawString("" + ir, 35, 18);
    g.setColor(Color.green);
    ir = r.nextInt(10);
    rnd = rnd + "" + ir;
    g.drawString("" + ir, 50, 18);
    request.getSession().setAttribute("RND", rnd);
    ServletOutputStream out = response.getOutputStream();
    out.write(ImageUtil.imageToBytes(image, "gif"));
    out.flush();
    out.close();
}

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From source file:AppletMenuBarDemo.java

/**
 * This method is called to draw tell the component to redraw itself. If we
 * were implementing a Swing component, we'd override paintComponent()
 * instead// www .j av a 2  s.  co m
 */
public void paint(Graphics g) {
    if (remeasure)
        measure(); // Remeasure everything first, if needed

    // Figure out Y coordinate to draw at
    Dimension size = getSize();
    int baseline = size.height - margins.bottom - descent;
    // Set the font to draw with
    g.setFont(getFont());
    // Loop through the labels
    int nummenus = labels.size();
    for (int i = 0; i < nummenus; i++) {
        // Set the drawing color. Highlight the current item
        if ((i == highlightedItem) && (highlightColor != null))
            g.setColor(getHighlightColor());
        else
            g.setColor(getForeground());

        // Draw the menu label at the position computed in measure()
        g.drawString((String) labels.elementAt(i), startPositions[i], baseline);
    }

    // Now draw a groove at the bottom of the menubar.
    Color bg = getBackground();
    g.setColor(bg.darker());
    g.drawLine(0, size.height - 2, size.width, size.height - 2);
    g.setColor(bg.brighter());
    g.drawLine(0, size.height - 1, size.width, size.height - 1);
}

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From source file:Clock.java

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

    g.setColor(getBackground());//from  www. ja  v a2  s. c o  m
    g.fillRect(0, 0, getWidth(), getHeight());
    getBorder().paintBorder(this, g, 0, 0, getWidth(), getHeight());

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

    g.setColor(getForeground());
    if (isDigital) {
        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);
}

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From source file:FontPanel.java

public void paintComponent(Graphics g) {
    super.paintComponent(g);

    Font f = new Font("SansSerif", Font.BOLD, 14);
    Font fi = new Font("SansSerif", Font.BOLD + Font.ITALIC, 14);
    FontMetrics fm = g.getFontMetrics(f);
    FontMetrics fim = g.getFontMetrics(fi);

    String s1 = "Java ";
    String s2 = "Source and Support";
    String s3 = " at www.java2s.com";
    int width1 = fm.stringWidth(s1);
    int width2 = fim.stringWidth(s2);
    int width3 = fm.stringWidth(s3);

    Dimension d = getSize();//from  w w w.j av  a 2  s  .c o m
    int cx = (d.width - width1 - width2 - width3) / 2;
    int cy = (d.height - fm.getHeight()) / 2 + fm.getAscent();

    g.setFont(f);
    g.drawString(s1, cx, cy);
    cx += width1;
    g.setFont(fi);
    g.drawString(s2, cx, cy);
    cx += width2;
    g.setFont(f);
    g.drawString(s3, cx, cy);
}

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From source file:AccessibleScrollDemo.java

public void paintComponent(Graphics g) {
    Rectangle drawHere = g.getClipBounds();

    // Fill clipping area with dirty brown/orange.
    g.setColor(new Color(230, 163, 4));
    g.fillRect(drawHere.x, drawHere.y, drawHere.width, drawHere.height);

    // Do the ruler labels in a small font that's black.
    g.setFont(new Font("SansSerif", Font.PLAIN, 10));
    g.setColor(Color.black);//  w  ww  .j  a v  a 2  s.  com

    // Some vars we need.
    int end = 0;
    int start = 0;
    int tickLength = 0;
    String text = null;

    // Use clipping bounds to calculate first tick
    // and last tick location.
    if (orientation == HORIZONTAL) {
        start = (drawHere.x / increment) * increment;
        end = (((drawHere.x + drawHere.width) / increment) + 1) * increment;
    } else {
        start = (drawHere.y / increment) * increment;
        end = (((drawHere.y + drawHere.height) / increment) + 1) * increment;
    }

    // Make a special case of 0 to display the number
    // within the rule and draw a units label.
    if (start == 0) {
        text = Integer.toString(0) + (isMetric ? " cm" : " in");
        tickLength = 10;
        if (orientation == HORIZONTAL) {
            g.drawLine(0, SIZE - 1, 0, SIZE - tickLength - 1);
            g.drawString(text, 2, 21);
        } else {
            g.drawLine(SIZE - 1, 0, SIZE - tickLength - 1, 0);
            g.drawString(text, 9, 10);
        }
        text = null;
        start = increment;
    }

    // ticks and labels
    for (int i = start; i < end; i += increment) {
        if (i % units == 0) {
            tickLength = 10;
            text = Integer.toString(i / units);
        } else {
            tickLength = 7;
            text = null;
        }

        if (tickLength != 0) {
            if (orientation == HORIZONTAL) {
                g.drawLine(i, SIZE - 1, i, SIZE - tickLength - 1);
                if (text != null)
                    g.drawString(text, i - 3, 21);
            } else {
                g.drawLine(SIZE - 1, i, SIZE - tickLength - 1, i);
                if (text != null)
                    g.drawString(text, 9, i + 3);
            }
        }
    }
}

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From source file:org.kchine.r.server.impl.RGraphicsPanelRemote.java

public synchronized void paintComponent(Graphics g) {
    super.paintComponent(g);

    Dimension d = getSize();//  w w  w.java2s . c o  m

    if (!d.equals(_lastSize)) {
        _lastResizeTime = System.currentTimeMillis();
        _lastSize = d;
        return;
    } else {

    }

    if (forceAntiAliasing) {
        Graphics2D g2 = (Graphics2D) g;
        g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
    }

    int i = 0, j = _l.size();
    g.setFont(_gs.f);
    g.setClip(0, 0, d.width, d.height); // reset clipping rect
    g.setColor(Color.white);
    g.fillRect(0, 0, d.width, d.height);
    while (i < j) {
        GDObject o = (GDObject) _l.elementAt(i++);
        o.paint(this, _gs, g);
    }
}

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From source file:org.fcrepo.localservices.imagemanip.ImageManipulation.java

/**
 * Method automatically called by browser to handle image manipulations.
 * //ww  w . ja  v a  2 s.  c  o m
 * @param req
 *        Browser request to servlet res Response sent back to browser after
 *        image manipulation
 * @throws IOException
 *         If an input or output exception occurred ServletException If a
 *         servlet exception occurred
 */
@Override
public void doGet(HttpServletRequest req, HttpServletResponse res) throws ServletException, IOException {
    System.setProperty("java.awt.headless", "true");
    // collect all possible parameters for servlet
    String url = req.getParameter("url");
    String op = req.getParameter("op");
    String newWidth = req.getParameter("newWidth");
    String brightAmt = req.getParameter("brightAmt");
    String zoomAmt = req.getParameter("zoomAmt");
    String wmText = req.getParameter("wmText");
    String cropX = req.getParameter("cropX");
    String cropY = req.getParameter("cropY");
    String cropWidth = req.getParameter("cropWidth");
    String cropHeight = req.getParameter("cropHeight");
    String convertTo = req.getParameter("convertTo");
    if (convertTo != null) {
        convertTo = convertTo.toLowerCase();
    }
    try {
        if (op == null) {
            throw new ServletException("op parameter not specified.");
        }
        String outputMimeType;
        // get the image via url and put it into the ImagePlus processor.
        BufferedImage img = getImage(url);
        // do watermarking stuff
        if (op.equals("watermark")) {
            if (wmText == null) {
                throw new ServletException("Must specify wmText.");
            }
            Graphics g = img.getGraphics();
            int fontSize = img.getWidth() * 3 / 100;
            if (fontSize < 10) {
                fontSize = 10;
            }
            g.setFont(new Font("Lucida Sans", Font.BOLD, fontSize));
            FontMetrics fm = g.getFontMetrics();
            int stringWidth = (int) fm.getStringBounds(wmText, g).getWidth();
            int x = img.getWidth() / 2 - stringWidth / 2;
            int y = img.getHeight() - fm.getHeight();
            g.setColor(new Color(180, 180, 180));
            g.fill3DRect(x - 10, y - fm.getHeight() - 4, stringWidth + 20, fm.getHeight() + 12, true);
            g.setColor(new Color(100, 100, 100));
            g.drawString(wmText, x + 2, y + 2);
            g.setColor(new Color(240, 240, 240));
            g.drawString(wmText, x, y);
        }
        ImageProcessor ip = new ImagePlus("temp", img).getProcessor();
        // if the inputMimeType is image/gif, need to convert to RGB in any case
        if (inputMimeType.equals("image/gif")) {
            ip = ip.convertToRGB();
            alreadyConvertedToRGB = true;
        }
        // causes scale() and resize() to do bilinear interpolation
        ip.setInterpolate(true);
        if (!op.equals("convert")) {
            if (op.equals("resize")) {
                ip = resize(ip, newWidth);
            } else if (op.equals("zoom")) {
                ip = zoom(ip, zoomAmt);
            } else if (op.equals("brightness")) {
                ip = brightness(ip, brightAmt);
            } else if (op.equals("watermark")) {
                // this is now taken care of beforehand (see above)
            } else if (op.equals("grayscale")) {
                ip = grayscale(ip);
            } else if (op.equals("crop")) {
                ip = crop(ip, cropX, cropY, cropWidth, cropHeight);
            } else {
                throw new ServletException("Invalid operation: " + op);
            }
            outputMimeType = inputMimeType;
        } else {
            if (convertTo == null) {
                throw new ServletException("Neither op nor convertTo was specified.");
            }
            if (convertTo.equals("jpg") || convertTo.equals("jpeg")) {
                outputMimeType = "image/jpeg";
            } else if (convertTo.equals("gif")) {
                outputMimeType = "image/gif";
            } else if (convertTo.equals("tiff")) {
                outputMimeType = "image/tiff";
            } else if (convertTo.equals("bmp")) {
                outputMimeType = "image/bmp";
            } else if (convertTo.equals("png")) {
                outputMimeType = "image/png";
            } else {
                throw new ServletException("Invalid format: " + convertTo);
            }
        }
        res.setContentType(outputMimeType);
        BufferedOutputStream out = new BufferedOutputStream(res.getOutputStream());
        outputImage(ip, out, outputMimeType);
        out.flush();
        out.close();
    } catch (Exception e) {
        e.printStackTrace();
        res.sendError(HttpServletResponse.SC_INTERNAL_SERVER_ERROR,
                e.getClass().getName() + ": " + e.getMessage());
    }
}

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From source file:com.fengduo.bee.commons.servlet.ValidateCodeServlet.java

private String createCharacter(Graphics g) {
    char[] codeSeq = { 'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'J', 'K', 'M', 'N', 'P', 'Q', 'R', 'S', 'T', 'U',
            'V', 'W', 'X', 'Y', 'Z', '2', '3', '4', '5', '6', '7', '8', '9' };
    String[] fontTypes = { "Arial", "Arial Black", "AvantGarde Bk BT", "Calibri" };
    Random random = new Random();
    StringBuilder s = new StringBuilder();
    for (int i = 0; i < 4; i++) {
        String r = String.valueOf(codeSeq[random.nextInt(codeSeq.length)]);// random.nextInt(10));
        g.setColor(new Color(50 + random.nextInt(100), 50 + random.nextInt(100), 50 + random.nextInt(100)));
        g.setFont(new Font(fontTypes[random.nextInt(fontTypes.length)], Font.BOLD, 26));
        g.drawString(r, 15 * i + 5, 19 + random.nextInt(8));
        // g.drawString(r, i*w/4, h-5);
        s.append(r);//from   w w  w  .  j a  va2  s  .c  o  m
    }
    return s.toString();
}

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