List of usage examples for java.awt FontMetrics getHeight
public int getHeight()
From source file:pt.webdetails.cgg.scripts.BaseScope.java
public static Object getTextHeightCGG(Context cx, Scriptable thisObj, Object[] args, Function funObj) { // String text = Context.toString(args[0]); String fontFamily = Context.toString(args[1]); String fontSize = Context.toString(args[2]).trim(); String fontStyle = "normal"; String fontWeight = "normal"; if (args.length > 3) { fontStyle = Context.toString(args[3]); if (args.length > 4) { fontWeight = Context.toString(args[4]); }//from ww w.j a v a 2 s .co m } Font ffont = getFont(fontFamily, fontSize, fontStyle, fontWeight); JLabel label = new JLabel(); FontMetrics fMetric = label.getFontMetrics(ffont); int height = fMetric.getHeight(); return Context.toNumber(height); }
From source file:net.sf.webphotos.tools.Thumbnail.java
private static Image estampar(Image im) { try {//from www.j a va 2s.c om Image temp = new ImageIcon(im).getImage(); BufferedImage buf = new BufferedImage(temp.getWidth(null), temp.getHeight(null), BufferedImage.TYPE_INT_RGB); Graphics2D g2 = (Graphics2D) buf.getGraphics(); g2.drawImage(temp, 0, 0, null); g2.setBackground(Color.BLUE); Dimension dimensaoFoto = new Dimension(im.getWidth(null), im.getHeight(null)); // aplicar texto if (texto != null) { Util.out.println("aplicando texto " + texto); Font fonte = new Font(txFamilia, txEstilo, txTamanho); g2.setFont(fonte); FontMetrics fm = g2.getFontMetrics(fonte); Dimension dimensaoTexto = new Dimension(fm.stringWidth(texto), fm.getHeight()); Point posTexto = calculaPosicao(dimensaoFoto, dimensaoTexto, txMargem, txPosicao); g2.setPaint(txCorFundo); g2.drawString(texto, (int) posTexto.getX() + 1, (int) posTexto.getY() + 1 + fm.getHeight()); g2.setPaint(txCorFrente); g2.drawString(texto, (int) posTexto.getX(), (int) posTexto.getY() + fm.getHeight()); } // aplicar marca dagua if (marcadagua != null) { Image marca = new ImageIcon(marcadagua).getImage(); int rule = AlphaComposite.SRC_OVER; float alpha = (float) mdTransparencia / 100; Point pos = calculaPosicao(dimensaoFoto, new Dimension(marca.getWidth(null), marca.getHeight(null)), mdMargem, mdPosicao); g2.setComposite(AlphaComposite.getInstance(rule, alpha)); g2.drawImage(marca, (int) pos.getX(), (int) pos.getY(), null); } g2.dispose(); //return (Image) buf; return Toolkit.getDefaultToolkit().createImage(buf.getSource()); } catch (Exception e) { Util.err.println("[Thumbnail.estampar]/ERRO: Inesperado - " + e.getMessage()); e.printStackTrace(Util.err); return im; } }
From source file:Main.java
public static BufferedImage takeScreenShot(Component component, String... watermarks) { Dimension size = component.getSize(); BufferedImage screenshot = new BufferedImage(size.width, size.height, Transparency.OPAQUE); Graphics2D g = screenshot.createGraphics(); g.setClip(0, 0, size.width - 1, size.height - 1); component.update(g);/*from w ww . jav a 2s . c o m*/ FontMetrics fm = g.getFontMetrics(); int y = fm.getDescent(); for (String watermark : watermarks) if (watermark != null) { int x = size.width - SwingUtilities.computeStringWidth(fm, watermark); g.setColor(Color.black); g.drawString(watermark, x, y); g.setColor(Color.white); g.drawString(watermark, x - 1, y - 1); y -= fm.getHeight(); } g.dispose(); return screenshot; }
From source file:org.opensha.commons.util.FileUtils.java
/** * Prints a Text file//w ww . j av a 2s . c o m * @param pjob PrintJob created using getToolkit().getPrintJob(JFrame,String,Properties); * @param pg Graphics * @param textToPrint String */ public static void print(PrintJob pjob, Graphics pg, String textToPrint) { int margin = 60; int pageNum = 1; int linesForThisPage = 0; int linesForThisJob = 0; // Note: String is immutable so won't change while printing. if (!(pg instanceof PrintGraphics)) { throw new IllegalArgumentException("Graphics context not PrintGraphics"); } StringReader sr = new StringReader(textToPrint); LineNumberReader lnr = new LineNumberReader(sr); String nextLine; int pageHeight = pjob.getPageDimension().height - margin; Font helv = new Font("Monaco", Font.PLAIN, 12); //have to set the font to get any output pg.setFont(helv); FontMetrics fm = pg.getFontMetrics(helv); int fontHeight = fm.getHeight(); int fontDescent = fm.getDescent(); int curHeight = margin; try { do { nextLine = lnr.readLine(); if (nextLine != null) { if ((curHeight + fontHeight) > pageHeight) { // New Page if (linesForThisPage == 0) break; pageNum++; linesForThisPage = 0; pg.dispose(); pg = pjob.getGraphics(); if (pg != null) { pg.setFont(helv); } curHeight = 0; } curHeight += fontHeight; if (pg != null) { pg.drawString(nextLine, margin, curHeight - fontDescent); linesForThisPage++; linesForThisJob++; } } } while (nextLine != null); } catch (EOFException eof) { // Fine, ignore } catch (Throwable t) { // Anything else t.printStackTrace(); } }
From source file:weka.core.ChartUtils.java
/** * Render a combined histogram and pie chart from summary data * /*w w w . j a v a 2 s .c om*/ * @param width the width of the resulting image * @param height the height of the resulting image * @param values the values for the chart * @param freqs the corresponding frequencies * @param additionalArgs optional arguments to the renderer (may be null) * @return a buffered image * @throws Exception if a problem occurs */ public static BufferedImage renderCombinedPieAndHistogramFromSummaryData(int width, int height, List<String> values, List<Double> freqs, List<String> additionalArgs) throws Exception { String plotTitle = "Combined Chart"; String userTitle = getOption(additionalArgs, "-title"); plotTitle = (userTitle != null) ? userTitle : plotTitle; List<String> opts = new ArrayList<String>(); opts.add("-title=distribution"); BufferedImage pie = renderPieChartFromSummaryData(width / 2, height, values, freqs, false, true, opts); opts.clear(); opts.add("-title=histogram"); BufferedImage hist = renderHistogramFromSummaryData(width / 2, height, values, freqs, opts); BufferedImage img = new BufferedImage(width, height + 20, BufferedImage.TYPE_INT_ARGB); Graphics2D g2d = img.createGraphics(); g2d.setRenderingHint(RenderingHints.KEY_TEXT_ANTIALIASING, RenderingHints.VALUE_TEXT_ANTIALIAS_GASP); g2d.setFont(new Font("SansSerif", Font.BOLD, 12)); g2d.setColor(Color.lightGray); g2d.fillRect(0, 0, width, height + 20); g2d.setColor(Color.black); FontMetrics fm = g2d.getFontMetrics(); int fh = fm.getHeight(); int sw = fm.stringWidth(plotTitle); g2d.drawImage(pie, 0, 20, null); g2d.drawImage(hist, width / 2 + 1, 20, null); g2d.drawString(plotTitle, width / 2 - sw / 2, fh + 2); g2d.dispose(); return img; }
From source file:weka.core.ChartUtils.java
/** * Render a combined histogram and box plot chart from summary data * //from w w w .ja v a2 s. c om * @param width the width of the resulting image * @param height the height of the resulting image * @param bins the values for the chart * @param freqs the corresponding frequencies * @param summary the summary stats for the box plot * @param outliers an optional list of outliers for the box plot * @param additionalArgs optional arguments to the renderer (may be null) * @return a buffered image * @throws Exception if a problem occurs */ public static BufferedImage renderCombinedBoxPlotAndHistogramFromSummaryData(int width, int height, List<String> bins, List<Double> freqs, List<Double> summary, List<Double> outliers, List<String> additionalArgs) throws Exception { String plotTitle = "Combined Chart"; String userTitle = getOption(additionalArgs, "-title"); plotTitle = (userTitle != null) ? userTitle : plotTitle; List<String> opts = new ArrayList<String>(); opts.add("-title=histogram"); BufferedImage hist = renderHistogramFromSummaryData(width / 2, height, bins, freqs, opts); opts.clear(); opts.add("-title=box plot"); BufferedImage box = null; try { box = renderBoxPlotFromSummaryData(width / 2, height, summary, outliers, opts); } catch (Exception ex) { // if we can't generate the box plot (i.e. probably because // data is 100% missing) then just return the histogram } if (box == null) { width /= 2; } BufferedImage img = new BufferedImage(width, height + 20, BufferedImage.TYPE_INT_ARGB); Graphics2D g2d = img.createGraphics(); g2d.setRenderingHint(RenderingHints.KEY_TEXT_ANTIALIASING, RenderingHints.VALUE_TEXT_ANTIALIAS_GASP); g2d.setFont(new Font("SansSerif", Font.BOLD, 12)); g2d.setColor(Color.lightGray); g2d.fillRect(0, 0, width, height + 20); g2d.setColor(Color.black); FontMetrics fm = g2d.getFontMetrics(); int fh = fm.getHeight(); int sw = fm.stringWidth(plotTitle); if (box != null) { g2d.drawImage(box, 0, 20, null); g2d.drawImage(hist, width / 2 + 1, 20, null); } else { g2d.drawImage(hist, 0, 20, null); } g2d.drawString(plotTitle, width / 2 - sw / 2, fh + 2); g2d.dispose(); return img; }
From source file:org.apache.ofbiz.common.CommonEvents.java
public static String getCaptcha(HttpServletRequest request, HttpServletResponse response) { try {//from w ww. j ava2s . c o m Delegator delegator = (Delegator) request.getAttribute("delegator"); final String captchaSizeConfigName = StringUtils.defaultIfEmpty(request.getParameter("captchaSize"), "default"); final String captchaSizeConfig = EntityUtilProperties.getPropertyValue("captcha", "captcha." + captchaSizeConfigName, delegator); final String[] captchaSizeConfigs = captchaSizeConfig.split("\\|"); final String captchaCodeId = StringUtils.defaultIfEmpty(request.getParameter("captchaCodeId"), ""); // this is used to uniquely identify in the user session the attribute where the captcha code for the last captcha for the form is stored final int fontSize = Integer.parseInt(captchaSizeConfigs[0]); final int height = Integer.parseInt(captchaSizeConfigs[1]); final int width = Integer.parseInt(captchaSizeConfigs[2]); final int charsToPrint = UtilProperties.getPropertyAsInteger("captcha", "captcha.code_length", 6); final char[] availableChars = EntityUtilProperties .getPropertyValue("captcha", "captcha.characters", delegator).toCharArray(); //It is possible to pass the font size, image width and height with the request as well Color backgroundColor = Color.gray; Color borderColor = Color.DARK_GRAY; Color textColor = Color.ORANGE; Color circleColor = new Color(160, 160, 160); Font textFont = new Font("Arial", Font.PLAIN, fontSize); int circlesToDraw = 6; float horizMargin = 20.0f; double rotationRange = 0.7; // in radians BufferedImage bufferedImage = new BufferedImage(width, height, BufferedImage.TYPE_INT_RGB); Graphics2D g = (Graphics2D) bufferedImage.getGraphics(); g.setColor(backgroundColor); g.fillRect(0, 0, width, height); //Generating some circles for background noise g.setColor(circleColor); for (int i = 0; i < circlesToDraw; i++) { int circleRadius = (int) (Math.random() * height / 2.0); int circleX = (int) (Math.random() * width - circleRadius); int circleY = (int) (Math.random() * height - circleRadius); g.drawOval(circleX, circleY, circleRadius * 2, circleRadius * 2); } g.setColor(textColor); g.setFont(textFont); FontMetrics fontMetrics = g.getFontMetrics(); int maxAdvance = fontMetrics.getMaxAdvance(); int fontHeight = fontMetrics.getHeight(); String captchaCode = RandomStringUtils.random(6, availableChars); float spaceForLetters = -horizMargin * 2 + width; float spacePerChar = spaceForLetters / (charsToPrint - 1.0f); for (int i = 0; i < captchaCode.length(); i++) { // this is a separate canvas used for the character so that // we can rotate it independently int charWidth = fontMetrics.charWidth(captchaCode.charAt(i)); int charDim = Math.max(maxAdvance, fontHeight); int halfCharDim = (charDim / 2); BufferedImage charImage = new BufferedImage(charDim, charDim, BufferedImage.TYPE_INT_ARGB); Graphics2D charGraphics = charImage.createGraphics(); charGraphics.translate(halfCharDim, halfCharDim); double angle = (Math.random() - 0.5) * rotationRange; charGraphics.transform(AffineTransform.getRotateInstance(angle)); charGraphics.translate(-halfCharDim, -halfCharDim); charGraphics.setColor(textColor); charGraphics.setFont(textFont); int charX = (int) (0.5 * charDim - 0.5 * charWidth); charGraphics.drawString("" + captchaCode.charAt(i), charX, ((charDim - fontMetrics.getAscent()) / 2 + fontMetrics.getAscent())); float x = horizMargin + spacePerChar * (i) - charDim / 2.0f; int y = ((height - charDim) / 2); g.drawImage(charImage, (int) x, y, charDim, charDim, null, null); charGraphics.dispose(); } // Drawing the image border g.setColor(borderColor); g.drawRect(0, 0, width - 1, height - 1); g.dispose(); response.setContentType("image/jpeg"); ImageIO.write(bufferedImage, "jpg", response.getOutputStream()); HttpSession session = request.getSession(); Map<String, String> captchaCodeMap = UtilGenerics.checkMap(session.getAttribute("_CAPTCHA_CODE_")); if (captchaCodeMap == null) { captchaCodeMap = new HashMap<String, String>(); session.setAttribute("_CAPTCHA_CODE_", captchaCodeMap); } captchaCodeMap.put(captchaCodeId, captchaCode); } catch (Exception ioe) { Debug.logError(ioe.getMessage(), module); } return "success"; }
From source file:org.ofbiz.common.CommonEvents.java
public static String getCaptcha(HttpServletRequest request, HttpServletResponse response) { try {/*from w ww . j ava 2s . co m*/ Delegator delegator = (Delegator) request.getAttribute("delegator"); final String captchaSizeConfigName = StringUtils.defaultIfEmpty(request.getParameter("captchaSize"), "default"); final String captchaSizeConfig = EntityUtilProperties.getPropertyValue("captcha.properties", "captcha." + captchaSizeConfigName, delegator); final String[] captchaSizeConfigs = captchaSizeConfig.split("\\|"); final String captchaCodeId = StringUtils.defaultIfEmpty(request.getParameter("captchaCodeId"), ""); // this is used to uniquely identify in the user session the attribute where the captcha code for the last captcha for the form is stored final int fontSize = Integer.parseInt(captchaSizeConfigs[0]); final int height = Integer.parseInt(captchaSizeConfigs[1]); final int width = Integer.parseInt(captchaSizeConfigs[2]); final int charsToPrint = UtilProperties.getPropertyAsInteger("captcha.properties", "captcha.code_length", 6); final char[] availableChars = EntityUtilProperties .getPropertyValue("captcha.properties", "captcha.characters", delegator).toCharArray(); //It is possible to pass the font size, image width and height with the request as well Color backgroundColor = Color.gray; Color borderColor = Color.DARK_GRAY; Color textColor = Color.ORANGE; Color circleColor = new Color(160, 160, 160); Font textFont = new Font("Arial", Font.PLAIN, fontSize); int circlesToDraw = 6; float horizMargin = 20.0f; double rotationRange = 0.7; // in radians BufferedImage bufferedImage = new BufferedImage(width, height, BufferedImage.TYPE_INT_RGB); Graphics2D g = (Graphics2D) bufferedImage.getGraphics(); g.setColor(backgroundColor); g.fillRect(0, 0, width, height); //Generating some circles for background noise g.setColor(circleColor); for (int i = 0; i < circlesToDraw; i++) { int circleRadius = (int) (Math.random() * height / 2.0); int circleX = (int) (Math.random() * width - circleRadius); int circleY = (int) (Math.random() * height - circleRadius); g.drawOval(circleX, circleY, circleRadius * 2, circleRadius * 2); } g.setColor(textColor); g.setFont(textFont); FontMetrics fontMetrics = g.getFontMetrics(); int maxAdvance = fontMetrics.getMaxAdvance(); int fontHeight = fontMetrics.getHeight(); String captchaCode = RandomStringUtils.random(6, availableChars); float spaceForLetters = -horizMargin * 2 + width; float spacePerChar = spaceForLetters / (charsToPrint - 1.0f); for (int i = 0; i < captchaCode.length(); i++) { // this is a separate canvas used for the character so that // we can rotate it independently int charWidth = fontMetrics.charWidth(captchaCode.charAt(i)); int charDim = Math.max(maxAdvance, fontHeight); int halfCharDim = (charDim / 2); BufferedImage charImage = new BufferedImage(charDim, charDim, BufferedImage.TYPE_INT_ARGB); Graphics2D charGraphics = charImage.createGraphics(); charGraphics.translate(halfCharDim, halfCharDim); double angle = (Math.random() - 0.5) * rotationRange; charGraphics.transform(AffineTransform.getRotateInstance(angle)); charGraphics.translate(-halfCharDim, -halfCharDim); charGraphics.setColor(textColor); charGraphics.setFont(textFont); int charX = (int) (0.5 * charDim - 0.5 * charWidth); charGraphics.drawString("" + captchaCode.charAt(i), charX, ((charDim - fontMetrics.getAscent()) / 2 + fontMetrics.getAscent())); float x = horizMargin + spacePerChar * (i) - charDim / 2.0f; int y = ((height - charDim) / 2); g.drawImage(charImage, (int) x, y, charDim, charDim, null, null); charGraphics.dispose(); } // Drawing the image border g.setColor(borderColor); g.drawRect(0, 0, width - 1, height - 1); g.dispose(); response.setContentType("image/jpeg"); ImageIO.write(bufferedImage, "jpg", response.getOutputStream()); HttpSession session = request.getSession(); Map<String, String> captchaCodeMap = UtilGenerics.checkMap(session.getAttribute("_CAPTCHA_CODE_")); if (captchaCodeMap == null) { captchaCodeMap = new HashMap<String, String>(); session.setAttribute("_CAPTCHA_CODE_", captchaCodeMap); } captchaCodeMap.put(captchaCodeId, captchaCode); } catch (Exception ioe) { Debug.logError(ioe.getMessage(), module); } return "success"; }
From source file:BasicDraw.java
public void paint(Graphics g) { Graphics2D g2d = (Graphics2D) g; FontMetrics fontMetrics = g2d.getFontMetrics(); int width = fontMetrics.stringWidth("aString"); int height = fontMetrics.getHeight(); System.out.println(width);// w w w . jav a2s. co m System.out.println(height); }
From source file:Main.java
@Override protected void paintComponent(Graphics g) { super.paintComponent(g); Graphics2D g2d = (Graphics2D) g.create(); String text = getWidth() + "x" + getHeight(); FontMetrics fm = g2d.getFontMetrics(); int x = (getWidth() - fm.stringWidth(text)) / 2; int y = ((getHeight() - fm.getHeight()) / 2) + fm.getAscent(); g2d.drawString(text, x, y);/* w w w. j a v a 2 s . com*/ g2d.dispose(); }