Example usage for java.awt Graphics2D getFontMetrics

Introduction

In this page you can find the example usage for java.awt Graphics2D getFontMetrics.

Prototype

public abstract FontMetrics getFontMetrics(Font f);

Source Link

Document

Gets the font metrics for the specified font.

Usage

From source file:ala.soils2sat.DrawingUtils.java

/**
 * Draws the text by creating a rectange centered around x, y
 *
 * @param g/*from  www  .  j av  a2 s  .  co  m*/
 * @param font
 * @param x
 * @param y
 * @return The rectangle that bounds the text
 */
public static Rectangle drawCentredText(Graphics2D g, Font font, String text, int x, int y) {
    g.setFont(font);
    FontMetrics fm = g.getFontMetrics(font);

    setPreferredAliasingMode(g);

    Rectangle ret = new Rectangle(x, y, 0, 0);

    if (text == null) {
        return ret;
    }
    String[] alines = text.split("\\n");
    ArrayList<String> lines = new ArrayList<String>();
    for (String s : alines) {
        if (s.length() > 0) {
            lines.add(s);
        }
    }
    int numlines = lines.size();
    if (numlines > 0) {
        int maxwidth = 0;
        int totalheight = 0;
        for (int idx = 0; idx < numlines; ++idx) {
            String line = lines.get(idx);
            int stringWidth = fm.stringWidth(line);
            if (stringWidth > maxwidth) {
                maxwidth = stringWidth;
            }
            totalheight += fm.getAscent() + fm.getDescent();
        }
        ret.width = maxwidth;
        ret.height = totalheight;
        ret.x = x - (maxwidth / 2);
        ret.y = y - (totalheight / 2);

        drawString(g, font, text, ret, TEXT_ALIGN_CENTER);

        return ret;
    }
    return ret;

}

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From source file:net.sf.webphotos.tools.Thumbnail.java

private static Image estampar(Image im) {
    try {/*from   www . java  2s .  c  o m*/
        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;
    }
}

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From source file:org.lnicholls.galleon.util.Tools.java

public static FontMetrics getFontMetrics(Font font) {
    Graphics2D graphics2D = (Graphics2D) buffer.getGraphics();
    try {// w  w  w . j a  v a  2s . c  om
        FontMetrics fontMetrics = graphics2D.getFontMetrics(font);
        return fontMetrics;
    } finally {
        graphics2D.dispose();
    }
}

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From source file:net.sourceforge.processdash.ui.web.CGIChartBase.java

protected Font getFontSizeToFit(Graphics2D g, Font baseFont, String text, int width) {
    FontMetrics m = g.getFontMetrics(baseFont);
    int currentWidth = m.stringWidth(text);
    Font result = baseFont;/*from   www  .  j a  v a  2s  .c  o m*/

    int maxIter = 100;
    while (currentWidth > width && maxIter-- > 0) {
        result = result.deriveFont(result.getSize2D() * 0.95f);
        m = g.getFontMetrics(result);
        currentWidth = m.stringWidth(text);
    }

    return result;
}

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From source file:com.celements.photo.image.GenerateThumbnail.java

private FontMetrics calcWatermarkFontSize(String watermark, int width, Graphics2D g2d) {
    FontMetrics metrics;/*from w w  w  . ja  v  a2s.c o  m*/
    int fontSize = 1;
    do {
        metrics = g2d.getFontMetrics(new Font(g2d.getFont().getFontName(), Font.BOLD, fontSize));
        fontSize++;
    } while (metrics.stringWidth(watermark) < (0.8 * width));
    return metrics;
}

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From source file:com.celements.photo.image.GenerateThumbnail.java

private FontMetrics calcCopyrightFontSize(String copyright, int width, Graphics2D g2d) {
    FontMetrics metrics;/*w  w  w  .j  a  va 2 s. c  o m*/
    int fontSize = 16;
    do {
        metrics = g2d.getFontMetrics(new Font(g2d.getFont().getFontName(), Font.BOLD, fontSize));
        fontSize--;
    } while ((fontSize > 0) && (metrics.stringWidth(copyright) > (width / 3)));
    return metrics;
}

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From source file:net.sf.fspdfs.chartthemes.spring.ScaledDialValueIndicator.java

/**
 * Draws the background to the specified graphics device.  If the dial
 * frame specifies a window, the clipping region will already have been
 * set to this window before this method is called.
 *
 * @param g2  the graphics device (<code>null</code> not permitted).
 * @param plot  the plot (ignored here).
 * @param frame  the dial frame (ignored here).
 * @param view  the view rectangle (<code>null</code> not permitted).
 *//*from   www. j a  v  a 2  s.co  m*/
public void draw(Graphics2D g2, DialPlot plot, Rectangle2D frame, Rectangle2D view) {

    // work out the anchor point
    Rectangle2D f = DialPlot.rectangleByRadius(frame, getRadius(), this.getRadius());
    Arc2D arc = new Arc2D.Double(f, this.getAngle(), 0.0, Arc2D.OPEN);
    Point2D pt = arc.getStartPoint();

    // calculate the bounds of the template value
    FontMetrics fm = g2.getFontMetrics(this.getFont());
    String s = this.getNumberFormat().format(this.getTemplateValue());
    Rectangle2D tb = TextUtilities.getTextBounds(s, g2, fm);

    // align this rectangle to the frameAnchor
    Rectangle2D bounds = RectangleAnchor.createRectangle(new Size2D(tb.getWidth(), tb.getHeight()), pt.getX(),
            pt.getY(), this.getFrameAnchor());

    // add the insets
    Rectangle2D fb = this.getInsets().createOutsetRectangle(bounds);

    // draw the background
    g2.setPaint(this.getBackgroundPaint());
    g2.fill(fb);

    // draw the border
    g2.setStroke(this.getOutlineStroke());
    g2.setPaint(this.getOutlinePaint());
    g2.draw(fb);

    // now find the text anchor point
    String valueStr = this.getNumberFormat()
            .format(ChartThemesUtilities.getScaledValue(plot.getValue(this.getDatasetIndex()), scale));
    Point2D pt2 = RectangleAnchor.coordinates(bounds, this.getValueAnchor());
    g2.setPaint(this.getPaint());
    g2.setFont(this.getFont());
    TextUtilities.drawAlignedString(valueStr, g2, (float) pt2.getX(), (float) pt2.getY(), this.getTextAnchor());

}

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From source file:net.sf.jasperreports.chartthemes.spring.ScaledDialValueIndicator.java

/**
 * Draws the background to the specified graphics device.  If the dial
 * frame specifies a window, the clipping region will already have been
 * set to this window before this method is called.
 *
 * @param g2  the graphics device (<code>null</code> not permitted).
 * @param plot  the plot (ignored here).
 * @param frame  the dial frame (ignored here).
 * @param view  the view rectangle (<code>null</code> not permitted).
 *///w w w  . j av a 2 s .c  o  m
@Override
public void draw(Graphics2D g2, DialPlot plot, Rectangle2D frame, Rectangle2D view) {

    // work out the anchor point
    Rectangle2D f = DialPlot.rectangleByRadius(frame, getRadius(), this.getRadius());
    Arc2D arc = new Arc2D.Double(f, this.getAngle(), 0.0, Arc2D.OPEN);
    Point2D pt = arc.getStartPoint();

    // calculate the bounds of the template value
    FontMetrics fm = g2.getFontMetrics(this.getFont());
    String s = this.getNumberFormat().format(this.getTemplateValue());
    Rectangle2D tb = TextUtilities.getTextBounds(s, g2, fm);

    // align this rectangle to the frameAnchor
    Rectangle2D bounds = RectangleAnchor.createRectangle(new Size2D(tb.getWidth(), tb.getHeight()), pt.getX(),
            pt.getY(), this.getFrameAnchor());

    // add the insets
    Rectangle2D fb = this.getInsets().createOutsetRectangle(bounds);

    // draw the background
    g2.setPaint(this.getBackgroundPaint());
    g2.fill(fb);

    // draw the border
    g2.setStroke(this.getOutlineStroke());
    g2.setPaint(this.getOutlinePaint());
    g2.draw(fb);

    // now find the text anchor point
    String valueStr = this.getNumberFormat()
            .format(ChartThemesUtilities.getScaledValue(plot.getValue(this.getDatasetIndex()), scale));
    Point2D pt2 = RectangleAnchor.coordinates(bounds, this.getValueAnchor());
    g2.setPaint(this.getPaint());
    g2.setFont(this.getFont());
    TextUtilities.drawAlignedString(valueStr, g2, (float) pt2.getX(), (float) pt2.getY(), this.getTextAnchor());

}

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From source file:pl.edu.icm.visnow.system.main.VisNow.java

private static void renderSplashFrame(float progress, String loadText, String bottomTextUpperLine,
        String bottomTextLowerLine) {
    if (splash == null) {
        return;//from   w  w  w  .j  a v a2 s . c  o m
    }

    try {
        Graphics2D g = splash.createGraphics();
        if (g == null) {
            return;
        }

        if (!splash.isVisible())
            return;

        Rectangle bounds = splash.getBounds();
        Font f = g.getFont();
        FontMetrics fm = g.getFontMetrics(f);
        java.awt.geom.Rectangle2D rect = fm.getStringBounds(loadText, g);
        int texth = (int) Math.ceil(rect.getHeight());
        g.setComposite(AlphaComposite.Clear);
        //g.setColor(Color.RED);
        g.fillRect(PROGRESS_TEXT_X_POSITION, bounds.height - PROGRESS_TEXT_Y_MARGIN - texth - 5,
                bounds.width - PROGRESS_TEXT_X_POSITION, texth + 10);

        g.setFont(lowerLineFont);
        fm = g.getFontMetrics(g.getFont());
        rect = fm.getStringBounds(bottomTextLowerLine, g);
        int lowerLineTextHeight = (int) Math.ceil(rect.getHeight());
        g.fillRect(BOTTOM_TEXT_X_MARGIN, bounds.height - BOTTOM_TEXT_Y_MARGIN - lowerLineTextHeight - 5,
                bounds.width - BOTTOM_TEXT_X_MARGIN, lowerLineTextHeight + 10);

        g.setFont(f);
        fm = g.getFontMetrics(g.getFont());
        rect = fm.getStringBounds(bottomTextUpperLine, g);
        texth = (int) Math.ceil(rect.getHeight());
        g.fillRect(BOTTOM_TEXT_X_MARGIN, bounds.height - lowerLineTextHeight - BOTTOM_TEXT_Y_MARGIN - texth - 5,
                bounds.width - BOTTOM_TEXT_X_MARGIN, lowerLineTextHeight + 10);

        g.setPaintMode();
        //        g.setColor(Color.BLACK);
        g.setColor(new Color(0, 75, 50));
        g.drawString(loadText, PROGRESS_TEXT_X_POSITION, bounds.height - PROGRESS_TEXT_Y_MARGIN);
        g.drawString(bottomTextUpperLine, BOTTOM_TEXT_X_MARGIN,
                bounds.height - lowerLineTextHeight - BOTTOM_TEXT_Y_MARGIN);
        g.setFont(lowerLineFont);
        g.drawString(bottomTextLowerLine, BOTTOM_TEXT_X_MARGIN, bounds.height - BOTTOM_TEXT_Y_MARGIN);
        g.setFont(f);

        //        g.setColor(Color.BLACK);
        g.setColor(new Color(0, 150, 100));
        g.drawRect(PROGRESS_BAR_X_MARGIN, bounds.height - PROGRESS_BAR_Y_MARGIN,
                bounds.width - PROGRESS_BAR_X_MARGIN, PROGRESS_BAR_HEIGHT);
        int progressWidth = bounds.width - 2 * PROGRESS_BAR_X_MARGIN;
        int done = (int) (progressWidth * progress);
        g.fillRect(PROGRESS_BAR_X_MARGIN, bounds.height - PROGRESS_BAR_Y_MARGIN, PROGRESS_BAR_X_MARGIN + done,
                PROGRESS_BAR_HEIGHT);
        if (progress >= 1.0f) {
            g.fillRect(PROGRESS_BAR_X_MARGIN, bounds.height - PROGRESS_BAR_Y_MARGIN,
                    bounds.width - PROGRESS_BAR_X_MARGIN, PROGRESS_BAR_HEIGHT);
        }

        splash.update();
    } catch (IllegalStateException ex) {
    }
}

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From source file:figs.treeVisualization.gui.TimeAxisTree2DPanel.java

/**
 * Estimate the maximum date width, this also tacks on the tick mark outside length.
 *
 * @param g2/*from w  w w .  j  a  v a2s .com*/
 */
private void estimateMaximumDateWidth(Graphics2D g2) {
    double maxWidth = 0.0;
    RectangleInsets insets = this.fDateAxis.getLabelInsets();
    FontMetrics fm = g2.getFontMetrics(this.fDateAxis.getTickLabelFont());
    DateFormat formatter = this.fDateAxis.getDateFormatOverride();

    for (Iterator<Calendar> i = this.fLeafDates.values().iterator(); i.hasNext();) {
        Date tickDate = i.next().getTime();
        String tickLabel;
        if (formatter != null) {
            tickLabel = formatter.format(tickDate);
        } else {
            tickLabel = this.fDateAxis.getTickUnit().dateToString(tickDate);
        }
        Rectangle2D labelBounds = TextUtilities.getTextBounds(tickLabel, g2, fm);
        if (labelBounds.getWidth() + insets.getLeft() + insets.getRight() > maxWidth) {
            maxWidth = labelBounds.getWidth() + insets.getLeft() + insets.getRight();
        }
    }

    this.fEstMaxDateWidth = maxWidth + this.fDateAxis.getTickMarkOutsideLength();
}

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