Example usage for java.awt Graphics drawString

List of usage examples for java.awt Graphics drawString

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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:com.yanbang.portal.controller.PortalController.java

/**
 * ???//from   w  ww. ja  va2  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();
}

From source file:HiResCoordTest.java

private Shape3D createLabel(String szText, float x, float y, float z) {
    BufferedImage bufferedImage = new BufferedImage(50, 20, BufferedImage.TYPE_INT_RGB);
    Graphics g = bufferedImage.getGraphics();
    g.setColor(Color.white);//from  w  ww . j  a  v  a  2 s  .c  o  m
    g.drawString(szText, 10, 10);

    ImageComponent2D imageComponent2D = new ImageComponent2D(ImageComponent2D.FORMAT_RGB, bufferedImage);
    imageComponent2D.setCapability(ImageComponent.ALLOW_IMAGE_READ);
    imageComponent2D.setCapability(ImageComponent.ALLOW_SIZE_READ);

    // create the Raster for the image
    javax.media.j3d.Raster renderRaster = new javax.media.j3d.Raster(new Point3f(x, y, z),
            javax.media.j3d.Raster.RASTER_COLOR, 0, 0, bufferedImage.getWidth(), bufferedImage.getHeight(),
            imageComponent2D, null);

    return new Shape3D(renderRaster);
}

From source file:JuliaSet2.java

public void print() {
    // Create some attributes objects. This is Java 1.3 stuff.
    // In Java 1.1, we'd use a java.util.Preferences object instead.
    JobAttributes jattrs = new JobAttributes();
    PageAttributes pattrs = new PageAttributes();

    // Set some example attributes: monochrome, landscape mode
    pattrs.setColor(PageAttributes.ColorType.MONOCHROME);
    pattrs.setOrientationRequested(PageAttributes.OrientationRequestedType.LANDSCAPE);
    // Print to file by default
    jattrs.setDestination(JobAttributes.DestinationType.FILE);
    jattrs.setFileName("juliaset.ps");

    // Look up the Frame that holds this component
    Component frame = this;
    while (!(frame instanceof Frame))
        frame = frame.getParent();//from   w  w w  . j  a  v a 2 s  .co m

    // Get a PrintJob object to print the Julia set with.
    // The getPrintJob() method displays a print dialog and allows the user
    // to override and modify the default JobAttributes and PageAttributes
    Toolkit toolkit = this.getToolkit();
    PrintJob job = toolkit.getPrintJob((Frame) frame, "JuliaSet1", jattrs, pattrs);

    // We get a null PrintJob if the user clicked cancel
    if (job == null)
        return;

    // Get a Graphics object from the PrintJob.
    // We print simply by drawing to this Graphics object.
    Graphics g = job.getGraphics();

    // Center the image on the page
    Dimension pagesize = job.getPageDimension(); // how big is page?
    Dimension panesize = this.getSize(); // how big is image?
    g.translate((pagesize.width - panesize.width) / 2, // center it
            (pagesize.height - panesize.height) / 2);

    // Draw a box around the Julia Set and label it
    g.drawRect(-1, -1, panesize.width + 2, panesize.height + 2);
    g.drawString("Julia Set for c={" + cx + "," + cy + "}", 0, -15);

    // Set a clipping region
    g.setClip(0, 0, panesize.width, panesize.height);

    // Now print the component by calling its paint method
    this.paint(g);

    // Finally tell the printer we're done with the page.
    // No output will be generated if we don't call dispose() here.
    g.dispose();
}

From source file:com.google.code.facebook.graph.sna.applet.DrawnIconVertexDemo.java

public DrawnIconVertexDemo() {

    // create a simple graph for the demo
    graph = new DirectedSparseGraph<Integer, Number>();
    Integer[] v = createVertices(10);
    createEdges(v);/*  w w  w  .  j a va 2  s .c o m*/

    vv = new VisualizationViewer<Integer, Number>(new FRLayout<Integer, Number>(graph));
    vv.getRenderContext().setVertexLabelTransformer(new Transformer<Integer, String>() {

        public String transform(Integer v) {
            return "Vertex " + v;
        }
    });
    vv.getRenderContext().setVertexLabelRenderer(new DefaultVertexLabelRenderer(Color.cyan));
    vv.getRenderContext().setEdgeLabelRenderer(new DefaultEdgeLabelRenderer(Color.cyan));

    vv.getRenderContext().setVertexIconTransformer(new Transformer<Integer, Icon>() {

        /*
         * Implements the Icon interface to draw an Icon with background color and
         * a text label
         */
        public Icon transform(final Integer v) {
            return new Icon() {

                public int getIconHeight() {
                    return 20;
                }

                public int getIconWidth() {
                    return 20;
                }

                public void paintIcon(Component c, Graphics g, int x, int y) {
                    if (vv.getPickedVertexState().isPicked(v)) {
                        g.setColor(Color.yellow);
                    } else {
                        g.setColor(Color.red);
                    }
                    g.fillOval(x, y, 20, 20);
                    if (vv.getPickedVertexState().isPicked(v)) {
                        g.setColor(Color.black);
                    } else {
                        g.setColor(Color.white);
                    }
                    g.drawString("" + v, x + 6, y + 15);

                }
            };
        }
    });

    vv.getRenderContext().setVertexFillPaintTransformer(
            new PickableVertexPaintTransformer<Integer>(vv.getPickedVertexState(), Color.white, Color.yellow));
    vv.getRenderContext().setEdgeDrawPaintTransformer(
            new PickableEdgePaintTransformer<Number>(vv.getPickedEdgeState(), Color.black, Color.lightGray));

    vv.setBackground(Color.white);

    // add my listener for ToolTips
    vv.setVertexToolTipTransformer(new ToStringLabeller<Integer>());

    // create a frome to hold the graph
    final JFrame frame = new JFrame();
    Container content = frame.getContentPane();
    final GraphZoomScrollPane panel = new GraphZoomScrollPane(vv);
    content.add(panel);
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

    final ModalGraphMouse gm = new DefaultModalGraphMouse<Integer, Number>();
    vv.setGraphMouse(gm);

    final ScalingControl scaler = new CrossoverScalingControl();

    JButton plus = new JButton("+");
    plus.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent e) {
            scaler.scale(vv, 1.1f, vv.getCenter());
        }
    });
    JButton minus = new JButton("-");
    minus.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent e) {
            scaler.scale(vv, 1 / 1.1f, vv.getCenter());
        }
    });

    JPanel controls = new JPanel();
    controls.add(plus);
    controls.add(minus);
    controls.add(((DefaultModalGraphMouse<Integer, Number>) gm).getModeComboBox());
    content.add(controls, BorderLayout.SOUTH);

    frame.pack();
    frame.setVisible(true);
}

From source file:edu.uci.ics.jung.samples.DrawnIconVertexDemo.java

@SuppressWarnings("unchecked")
public DrawnIconVertexDemo() {

    // create a simple graph for the demo
    graph = new DirectedSparseGraph<Integer, Number>();
    Integer[] v = createVertices(10);
    createEdges(v);/*w  ww  .ja v  a2  s .co m*/

    vv = new VisualizationViewer<Integer, Number>(new FRLayout<Integer, Number>(graph));
    vv.getRenderContext().setVertexLabelTransformer(new Transformer<Integer, String>() {

        public String transform(Integer v) {
            return "Vertex " + v;
        }
    });
    vv.getRenderContext().setVertexLabelRenderer(new DefaultVertexLabelRenderer(Color.cyan));
    vv.getRenderContext().setEdgeLabelRenderer(new DefaultEdgeLabelRenderer(Color.cyan));

    vv.getRenderContext().setVertexIconTransformer(new Transformer<Integer, Icon>() {

        /*
         * Implements the Icon interface to draw an Icon with background color and
         * a text label
         */
        public Icon transform(final Integer v) {
            return new Icon() {

                public int getIconHeight() {
                    return 20;
                }

                public int getIconWidth() {
                    return 20;
                }

                public void paintIcon(Component c, Graphics g, int x, int y) {
                    if (vv.getPickedVertexState().isPicked(v)) {
                        g.setColor(Color.yellow);
                    } else {
                        g.setColor(Color.red);
                    }
                    g.fillOval(x, y, 20, 20);
                    if (vv.getPickedVertexState().isPicked(v)) {
                        g.setColor(Color.black);
                    } else {
                        g.setColor(Color.white);
                    }
                    g.drawString("" + v, x + 6, y + 15);

                }
            };
        }
    });

    vv.getRenderContext().setVertexFillPaintTransformer(
            new PickableVertexPaintTransformer<Integer>(vv.getPickedVertexState(), Color.white, Color.yellow));
    vv.getRenderContext().setEdgeDrawPaintTransformer(
            new PickableEdgePaintTransformer<Number>(vv.getPickedEdgeState(), Color.black, Color.lightGray));

    vv.setBackground(Color.white);

    // add my listener for ToolTips
    vv.setVertexToolTipTransformer(new ToStringLabeller<Integer>());

    // create a frome to hold the graph
    final JFrame frame = new JFrame();
    Container content = frame.getContentPane();
    final GraphZoomScrollPane panel = new GraphZoomScrollPane(vv);
    content.add(panel);
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

    final ModalGraphMouse gm = new DefaultModalGraphMouse<Integer, Number>();
    vv.setGraphMouse(gm);

    final ScalingControl scaler = new CrossoverScalingControl();

    JButton plus = new JButton("+");
    plus.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent e) {
            scaler.scale(vv, 1.1f, vv.getCenter());
        }
    });
    JButton minus = new JButton("-");
    minus.addActionListener(new ActionListener() {
        public void actionPerformed(ActionEvent e) {
            scaler.scale(vv, 1 / 1.1f, vv.getCenter());
        }
    });

    JPanel controls = new JPanel();
    controls.add(plus);
    controls.add(minus);
    controls.add(((DefaultModalGraphMouse<Integer, Number>) gm).getModeComboBox());
    content.add(controls, BorderLayout.SOUTH);

    frame.pack();
    frame.setVisible(true);
}

From source file:org.deegree.ogcwebservices.wms.dataaccess.ID2PInterpolation.java

public BufferedImage perform(GetLegendGraphic glg) {

    BufferedImage bi = new BufferedImage(150, colorMap.size() * 25, BufferedImage.TYPE_4BYTE_ABGR);
    Iterator<double[]> iterator = colorMap.keySet().iterator();
    List<double[]> list = new ArrayList<double[]>(colorMap.size());

    while (iterator.hasNext()) {
        double[] ds = iterator.next();
        list.add(ds);/*from www.j  a v  a  2 s .  c om*/
    }

    for (int i = list.size() - 1; 0 <= i; i--) {
        for (int j = 0; j < i; j++) {
            if (list.get(j + 1)[0] < list.get(j)[0]) {
                double[] ds = list.get(j + 1);
                list.set(j + 1, list.get(j));
                list.set(j, ds);
            }
        }
    }

    int i = 0;
    Graphics g = bi.getGraphics();
    for (double[] ds : list) {
        Color color = colorMap.get(ds);
        g.setColor(color);
        g.fillRect(2, 2 + i * 25, 20, 20);
        g.setColor(Color.BLACK);
        g.drawRect(2, 2 + i * 25, 20, 20);
        g.drawString(Double.toString(ds[0]) + " - " + Double.toString(ds[1]), 25, 17 + i * 25);
        i++;
    }
    g.dispose();
    return bi;

}

From source file:org.esa.s1tbx.ocean.toolviews.polarview.polarplot.PolarCanvas.java

private void drawColorBar(Graphics g, Axis cAxis) {
    final Dimension cbSize = new Dimension((int) (graphSize.width * 0.03),
            (int) (Math.min(200, graphSize.height * 0.6)));
    final Point at = new Point(20, -30);

    g.translate(at.x, at.y);// ww w . j  ava 2s. c o m
    g.drawImage(colorBar, 0, 0, cbSize.width, cbSize.height, this);
    g.drawRect(0, 0, cbSize.width, cbSize.height);
    g.translate(cbSize.width, cbSize.height);
    cAxis.draw(g, cbSize);
    g.drawString(cAxis.getUnit(), 50, 5);
    g.translate(-cbSize.width - at.x, -cbSize.height - at.y);
}

From source file:org.esa.nest.dat.views.polarview.PolarCanvas.java

private void drawColorBar(Graphics g, Axis cAxis) {
    final Dimension cbSize = new Dimension((int) (graphSize.width * 0.03),
            (int) (Math.min(200, graphSize.height * 0.6)));
    final Point at = new Point(20, -100);

    g.translate(at.x, at.y);/*from www . j  a  va  2  s.c  o  m*/
    g.drawImage(colorBar, 0, 0, cbSize.width, cbSize.height, this);
    g.drawRect(0, 0, cbSize.width, cbSize.height);
    g.translate(cbSize.width, cbSize.height);
    cAxis.draw(g, cbSize);
    g.drawString(cAxis.getUnit(), 50, 5);
    g.translate(-cbSize.width - at.x, -cbSize.height - at.y);
}

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

private void drawText(TerminalSnapshot terminalSnapshot, Graphics graphics) {
    int columns = terminalSnapshot.getSize().getColumns();
    List<TerminalRow> rows = terminalSnapshot.getRows();
    String screenText = terminalSnapshot.getText();
    for (TerminalRow terminalRow : rows) {
        int rowNumber = terminalRow.getRowNumber();
        int startY = toHeight(rowNumber);

        if (drawLineNumbers) {
            // draw row number
            graphics.setColor(imageSorroundingTextColor);
            graphics.drawString(String.valueOf(String.format("%2d", terminalRow.getRowNumber())), 0, startY);
        }//from w ww .j  a v a 2  s .  c o  m

        int rowStart = (rowNumber - 1) * columns; // row is 1 based, drawing is 0 base
        String text = screenText.substring(rowStart, rowStart + columns);
        if (StringUtils.isBlank(text)) {
            continue;
        }
        for (int i = 0; i < text.length(); i++) {
            // text is 0 based, columns are 1 based
            TerminalField currentField = terminalSnapshot
                    .getField(SimpleTerminalPosition.newInstance(rowNumber, i + 1));
            if (currentField != null && currentField.getBackColor() != org.openlegacy.terminal.Color.BLACK) {
                graphics.setColor(imageBackgroundColor);
            } else {
                if (currentField != null) {
                    graphics.setColor(SnapshotUtils.convertColor(currentField.getColor()));
                    if (currentField.isBold()
                            && currentField.getColor() == org.openlegacy.terminal.Color.GREEN) {
                        graphics.setColor(imageBoldFieldColor);
                    }
                } else {
                    setDefaultColor(graphics);
                }
            }
            // 2 - place holder for row numbers
            char ch = text.charAt(i);
            if (hidePasswordFields && currentField != null && currentField.isPassword()) {
                if (currentField.isEmpty()) {
                    ch = ' ';
                } else {
                    ch = '*';
                }
            }
            graphics.drawString(String.valueOf(ch), toWidth(i + leftColumnsOffset), startY);
        }
    }
}

From source file:Clock.java

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

    g.setColor(getBackground());//  w ww.j  a v  a  2s  .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);
}