Java Code Examples for java.awt.FontMetrics#getHeight()

The following examples show how to use java.awt.FontMetrics#getHeight() . These examples are extracted from open source projects. You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
@Override
public Dimension getPreferredSize(JComponent c) {
    int prefHeight = 28;
    //Never call getGraphics() on the control, it resets in-process
    //painting on OS-X 1.4.1 and triggers gratuitous repaints
    Graphics g = BasicScrollingTabDisplayerUI.getOffscreenGraphics();
    if (g != null) {
        FontMetrics fm = g.getFontMetrics(displayer.getFont());
        Insets ins = getTabAreaInsets();
        prefHeight = fm.getHeight() + ins.top + ins.bottom + 7;
    }
    if (prefHeight % 2 == 0) {
        prefHeight += 1;
    }
    return new Dimension(displayer.getWidth(), prefHeight);
}
 
Example 2
Source Project: beautyeye   File: BETitlePane.java    License: Apache License 2.0 6 votes vote down vote up
/**
		 * Compute height.
		 *
		 * @return the int
		 */
		private int computeHeight()
		{
			FontMetrics fm = rootPane.getFontMetrics(getFont());
			int fontHeight = fm.getHeight();
			fontHeight += 7;
			int iconHeight = 0;
			if (getWindowDecorationStyle() == JRootPane.FRAME)
//					||getWindowDecorationStyle() == JRootPane.PLAIN_DIALOG)//
			{
				iconHeight = IMAGE_HEIGHT;
			}

			int finalHeight = Math.max(fontHeight, iconHeight);
			return finalHeight+2;//* 改变此处的返回结果将直接改变窗口标题的高度哦
		}
 
Example 3
protected void measure()
{
    final FontMetrics fm = this.getFontMetrics( this.getFont() );
    // If we don't have font metrics yet, just return.
    if (fm == null) return;
    
    line_height = fm.getHeight();
    line_ascent = fm.getAscent();
    max_width = 0;
    
    for( int i = 0; i < num_lines; i++ )
    {
        line_widths[ i ] = fm.stringWidth( lines[ i ] );
        if ( line_widths[ i ] > max_width )
        	max_width = line_widths[i];
    }
}
 
Example 4
private void drawScaleLine2(Graphics2D g, long breakWidth, long geoBreakWidth) {
    FontMetrics metrics = g.getFontMetrics(_font);
    float fontHeight = metrics.getHeight();
    float leftStart = metrics.stringWidth(String.valueOf(Math.abs(geoBreakWidth))) / 2F;
    int yShift = 5;

    g.setColor(this.getForeground());
    g.setStroke(new BasicStroke(this.lineWidth));
    g.draw(new Line2D.Float(leftStart, fontHeight * 1.6f + yShift, leftStart + (breakWidth * _numBreaks), fontHeight * 1.6f + yShift));
    g.setFont(this._font);
    for (int i = 0; i <= _numBreaks; i++) {
        g.draw(new Line2D.Float(leftStart, fontHeight * 1.1f + yShift, leftStart, fontHeight + (fontHeight * 1.1f) + yShift));
        g.drawString(String.valueOf(Math.abs(geoBreakWidth * i)),
                leftStart - (metrics.stringWidth(String.valueOf(Math.abs(geoBreakWidth * i))) / 2), yShift * _yShiftScale);
        leftStart = leftStart + breakWidth;
    }
    g.drawString(_unitText, leftStart - breakWidth + (fontHeight / 2), fontHeight * 1.1f + yShift * _yShiftScale);
}
 
Example 5
Source Project: astor   File: SwingGui.java    License: GNU General Public License v2.0 5 votes vote down vote up
/**
 * Called when a mouse button is pressed.
 */
public void mousePressed(MouseEvent e) {
    Font font = fileWindow.textArea.getFont();
    FontMetrics metrics = getFontMetrics(font);
    int h = metrics.getHeight();
    pressLine = e.getY() / h;
}
 
Example 6
private BufferedImage getSplat(int id, int damage)
{
	//Get a copy of the hitsplat to get a clean one each time
	final BufferedImage rawSplat = spriteManager.getSprite(id, 0);
	if (rawSplat == null)
	{
		return null;
	}

	final BufferedImage splat = new BufferedImage(
		rawSplat.getColorModel(),
		rawSplat.copyData(null),
		rawSplat.getColorModel().isAlphaPremultiplied(),
		null);

	final Graphics g = splat.getGraphics();
	g.setFont(FontManager.getRunescapeSmallFont());

	// Align the text in the centre of the hitsplat
	final FontMetrics metrics = g.getFontMetrics();
	final String text = String.valueOf(damage);
	final int x = (splat.getWidth() - metrics.stringWidth(text)) / 2;
	final int y = (splat.getHeight() - metrics.getHeight()) / 2 + metrics.getAscent();

	g.setColor(Color.BLACK);
	g.drawString(String.valueOf(damage), x + 1, y + 1);
	g.setColor(Color.WHITE);
	g.drawString(String.valueOf(damage), x, y);
	return splat;
}
 
Example 7
Source Project: pdfxtk   File: MultiLineToolTip.java    License: Apache License 2.0 5 votes vote down vote up
public void paint(Graphics g, JComponent c) {
     FontMetrics metrics = g.getFontMetrics();
     Dimension size = c.getSize();
     g.setColor(c.getBackground());
     g.fillRect(0, 0, size.width, size.height);
     g.setColor(c.getForeground());
     int y = metrics.getAscent() + 1;
     int h = metrics.getHeight();
     if(lines != null)
for (int i = 0; i < lines.length; i++) {
  g.drawString(lines[i], 3, y);
  y += h;
}
   }
 
Example 8
/**
 * Evaluates the preferred size for the TextPane.
 *
 * @return a Dimension with the preferred TextPane dimensions.
 */
private Dimension calculateTextPaneSize() {
  FontMetrics fontMetrics = getFontMetrics(FONT);
  int width = fontMetrics.charWidth(' ') * (COLUMNS + 1); // Add a padding column.
  int height = fontMetrics.getHeight() * ROWS;
  return new Dimension(width, height);
}
 
Example 9
double height(Tree<String> tree, FontMetrics fM) {
	if (tree == null) {
		return 0.0;
	}
	double depth = tree.getDepth();
	// double f = fM.getHeight() ;
	return fM.getHeight()
			* (depth * (1.0 + parentSkip + aboveLineSkip + belowLineSkip) - parentSkip);
}
 
Example 10
Source Project: sc2gears   File: View.java    License: Apache License 2.0 5 votes vote down vote up
/**
 * Paints info message about the game.
 * @param g2 graphics context in which to paint
 */
private void paintInfo( final Graphics2D g2 ) {
	g2.setFont( g2.getFont().deriveFont( Font.BOLD, 22 ) );
	final FontMetrics fontMetrics = g2.getFontMetrics();
	final int textsCount = 5;
	final int lineHeight = fontMetrics.getHeight() << 1;
	int y = ( ( Consts.HEIGHT - textsCount * lineHeight ) >> 1 ) + fontMetrics.getAscent();
	
	g2.setColor( Color.LIGHT_GRAY );
	for ( int i = 1; i <= textsCount; i++, y += lineHeight ) {
		final String text = Language.getText( "mousePracticeGame.info" + i );
		g2.drawString( text, ( Consts.WIDTH - fontMetrics.stringWidth( text ) ) >> 1, y );
	}
}
 
Example 11
Source Project: phoebus   File: GraphicsUtils.java    License: Eclipse Public License 1.0 5 votes vote down vote up
/** Measure text
 *  @param gc AWT Graphics context. Font must be set.
 *  @param text Text to measure, may be multi-line.
 *  @return Rectangle where (x, y) is the offset from the top-left
 *          corner of the text to its baseline as used for gc.drawString(),
 *          and (width, height) are the overall bounding box.
 */
public static Rectangle measureText(final Graphics2D gc, final String text)
{
	final FontMetrics metrics = gc.getFontMetrics();
	final Rectangle info = new Rectangle(0, metrics.getLeading() + metrics.getAscent(), 0, 0);
    for (String line : text.split("\n"))
    {
        final int width = metrics.stringWidth(line);
        if (width > info.width)
            info.width = width;
        info.height += metrics.getHeight();
    }
	return info;
}
 
Example 12
/**
    * Call this function to determine if the point at x,y is on the unit.
    * @param g The graphics context for font size info.
    * @param x The x coord.
    * @param y The y coord.
    * @param w The width of the display.
    * @param h The height of the display.
    * @return True if the point is on the unit, false otherwise.
    */
   public boolean onUnit(Graphics g, int x, int y, int w, int h) {
     
     FontMetrics fm = g.getFontMetrics();
     int l = (int)(m_x * w) - fm.stringWidth(m_id) / 2;
     int t = (int)(m_y * h) - fm.getHeight() / 2;
     if (x < l || x > l + fm.stringWidth(m_id) + 4 
  || y < t || y > t + fm.getHeight() + fm.getDescent() + 4) {
return false;
     }
     return true;
     
   }
 
Example 13
private void computeLineY(FontMetrics fm) {
	lineY = new int[lineNots.size()];
	int curY = 0;
	for (int i = 0; i < lineY.length; i++) {
		int maxDepth = -1;
		ArrayList<NotData> nots = lineNots.get(i);
		for (NotData nd : nots) {
			if (nd.depth > maxDepth)
				maxDepth = nd.depth;
		}
		lineY[i] = curY + maxDepth * NOT_SEP;
		curY = lineY[i] + fm.getHeight() + EXTRA_LEADING;
	}
	height = Math.max(MINIMUM_HEIGHT, curY - fm.getLeading() - EXTRA_LEADING);
}
 
Example 14
Source Project: diirt   File: GraphBuffer.java    License: MIT License 5 votes vote down vote up
private static void drawColumnLabel(Graphics2D graphics, FontMetrics metrics, String text, int yCenter, int[] drawRange, int xRight, boolean updateMin, boolean centeredOnly) {
    // If the center is not in the range, don't draw anything
    if (drawRange[MAX] < yCenter || drawRange[MIN] > yCenter)
        return;

    // If there is no space, don't draw anything
    if (drawRange[MAX] - drawRange[MIN] < metrics.getHeight())
        return;

    Java2DStringUtilities.Alignment alignment = Java2DStringUtilities.Alignment.RIGHT;
    int targetY = yCenter;
    int halfHeight = metrics.getAscent() / 2;
    if (yCenter < drawRange[MIN] + halfHeight) {
        // Can't be drawn in the center
        if (centeredOnly)
            return;
        alignment = Java2DStringUtilities.Alignment.TOP_RIGHT;
        targetY = drawRange[MIN];
    } else if (yCenter > drawRange[MAX] - halfHeight) {
        // Can't be drawn in the center
        if (centeredOnly)
            return;
        alignment = Java2DStringUtilities.Alignment.BOTTOM_RIGHT;
        targetY = drawRange[MAX];
    }

    Java2DStringUtilities.drawString(graphics, alignment, xRight, targetY, text);

    if (updateMin) {
        drawRange[MAX] = targetY - metrics.getHeight();
    } else {
        drawRange[MIN] = targetY + metrics.getHeight();
    }
}
 
Example 15
/**
 * Paints the border for the specified component with the
 * specified position and size.
 * @param c the component for which this border is being painted
 * @param g the paint graphics
 * @param x the x position of the painted border
 * @param y the y position of the painted border
 * @param width the width of the painted border
 * @param height the height of the painted border
 */
public void paintBorder(Component c, Graphics g, int x, int y, int width, int height) {
    if (!(c instanceof JPopupMenu)) {
        return;
    }

    Font origFont = g.getFont();
    Color origColor = g.getColor();
    JPopupMenu popup = (JPopupMenu)c;

    String title = popup.getLabel();
    if (title == null) {
        return;
    }

    g.setFont(font);

    FontMetrics fm = SwingUtilities2.getFontMetrics(popup, g, font);
    int         fontHeight = fm.getHeight();
    int         descent = fm.getDescent();
    int         ascent = fm.getAscent();
    Point       textLoc = new Point();
    int         stringWidth = SwingUtilities2.stringWidth(popup, fm,
                                                          title);

    textLoc.y = y + ascent + TEXT_SPACING;
    textLoc.x = x + ((width - stringWidth) / 2);

    g.setColor(background);
    g.fillRect(textLoc.x - TEXT_SPACING, textLoc.y - (fontHeight-descent),
               stringWidth + (2 * TEXT_SPACING), fontHeight - descent);
    g.setColor(foreground);
    SwingUtilities2.drawString(popup, g, title, textLoc.x, textLoc.y);

    MotifGraphicsUtils.drawGroove(g, x, textLoc.y + TEXT_SPACING,
                                  width, GROOVE_HEIGHT,
                                  shadowColor, highlightColor);

    g.setFont(origFont);
    g.setColor(origColor);
}
 
Example 16
Source Project: scipio-erp   File: CommonEvents.java    License: Apache License 2.0 4 votes vote down vote up
public static String getCaptcha(HttpServletRequest request, HttpServletResponse response) {
    try {
        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<>();
            session.setAttribute("_CAPTCHA_CODE_", captchaCodeMap);
        }
        captchaCodeMap.put(captchaCodeId, captchaCode);
    } catch (IOException | IllegalArgumentException | IllegalStateException ioe) {
        Debug.logError(ioe.getMessage(), module);
    }
    return "success";
}
 
Example 17
Source Project: netbeans   File: ResultBar.java    License: Apache License 2.0 4 votes vote down vote up
public int getBaseline(int w, int h) {
    FontMetrics fm = getFontMetrics(getFont());
    return h - fm.getDescent() - ((h - fm.getHeight()) / 2);
}
 
Example 18
/**
 * Presents the Exceptions if the chart cannot be displayed properly.
 * 
 * @param g2d
 * @param ex
 */
private final void showException( Graphics2D g2d, Exception ex )
{
	String sWrappedException = ex.getClass( ).getName( );
	Throwable th = ex;
	while ( ex.getCause( ) != null )
	{
		ex = (Exception) ex.getCause( );
	}
	String sException = ex.getClass( ).getName( );
	if ( sWrappedException.equals( sException ) )
	{
		sWrappedException = null;
	}

	String sMessage = null;
	if ( th instanceof BirtException )
	{
		sMessage = ( (BirtException) th ).getLocalizedMessage( );
	}
	else
	{
		sMessage = ex.getMessage( );
	}

	if ( sMessage == null )
	{
		sMessage = "<null>";//$NON-NLS-1$
	}

	StackTraceElement[] stea = ex.getStackTrace( );
	Dimension d = getSize( );

	Font fo = new Font( "Monospaced", Font.BOLD, 14 );//$NON-NLS-1$
	g2d.setFont( fo );
	FontMetrics fm = g2d.getFontMetrics( );
	g2d.setColor( Color.WHITE );
	g2d.fillRect( 20, 20, d.width - 40, d.height - 40 );
	g2d.setColor( Color.BLACK );
	g2d.drawRect( 20, 20, d.width - 40, d.height - 40 );
	g2d.setClip( 20, 20, d.width - 40, d.height - 40 );
	int x = 25, y = 20 + fm.getHeight( );
	g2d.drawString( "Exception:", x, y );//$NON-NLS-1$
	x += fm.stringWidth( "Exception:" ) + 5;//$NON-NLS-1$
	g2d.setColor( Color.RED );
	g2d.drawString( sException, x, y );
	x = 25;
	y += fm.getHeight( );
	if ( sWrappedException != null )
	{
		g2d.setColor( Color.BLACK );
		g2d.drawString( "Wrapped In:", x, y );//$NON-NLS-1$
		x += fm.stringWidth( "Wrapped In:" ) + 5;//$NON-NLS-1$
		g2d.setColor( Color.RED );
		g2d.drawString( sWrappedException, x, y );
		x = 25;
		y += fm.getHeight( );
	}
	g2d.setColor( Color.BLACK );
	y += 10;
	g2d.drawString( "Message:", x, y );//$NON-NLS-1$
	x += fm.stringWidth( "Message:" ) + 5;//$NON-NLS-1$
	g2d.setColor( Color.BLUE );
	g2d.drawString( sMessage, x, y );
	x = 25;
	y += fm.getHeight( );
	g2d.setColor( Color.BLACK );
	y += 10;
	g2d.drawString( "Trace:", x, y );//$NON-NLS-1$
	x = 40;
	y += fm.getHeight( );
	g2d.setColor( Color.GREEN.darker( ) );
	for ( int i = 0; i < stea.length; i++ )
	{
		g2d.drawString( stea[i].getClassName( ) + ":"//$NON-NLS-1$
				+ stea[i].getMethodName( ) + "(...):"//$NON-NLS-1$
				+ stea[i].getLineNumber( ), x, y );
		x = 40;
		y += fm.getHeight( );
	}
}
 
Example 19
double paintTree(Tree<String> t, Point2D start, Graphics2D g2,
		FontMetrics fM) {
	if (t == null) {
		return 0.0;
	}
	String nodeStr = nodeToString(t);
	double nodeWidth = fM.stringWidth(nodeStr);
	double nodeHeight = fM.getHeight();
	double nodeAscent = fM.getAscent();
	WidthResult wr = widthResult(t, fM);
	double treeWidth = wr.width;
	double nodeTab = wr.nodeTab;
	double childTab = wr.childTab;
	double nodeCenter = wr.nodeCenter;
	// draw root
	g2.drawString(nodeStr, (float) (nodeTab + start.getX()),
			(float) (start.getY() + nodeAscent));
	if (t.isLeaf()) {
		return nodeWidth;
	}
	double layerMultiplier = (1.0 + belowLineSkip + aboveLineSkip + parentSkip);
	double layerHeight = nodeHeight * layerMultiplier;
	double childStartX = start.getX() + childTab;
	double childStartY = start.getY() + layerHeight;
	double lineStartX = start.getX() + nodeCenter;
	double lineStartY = start.getY() + nodeHeight * (1.0 + belowLineSkip);
	double lineEndY = lineStartY + nodeHeight * parentSkip;
	// recursively draw children
	for (int i = 0; i < t.getChildren().size(); i++) {
		Tree<String> child = t.getChildren().get(i);
		double cWidth = paintTree(child, new Point2D.Double(childStartX,
				childStartY), g2, fM);
		// draw connectors
		wr = widthResult(child, fM);
		double lineEndX = childStartX + wr.nodeCenter;
		g2.draw(new Line2D.Double(lineStartX, lineStartY, lineEndX,
				lineEndY));
		childStartX += cWidth;
		if (i < t.getChildren().size() - 1) {
			childStartX += sisterSkip * fM.stringWidth(" ");
		}
	}
	return treeWidth;
}
 
Example 20
Source Project: SIMVA-SoS   File: TextUtils.java    License: Apache License 2.0 3 votes vote down vote up
/**
 * Returns the bounds for the specified text when it is drawn with the 
 * left-baseline aligned to the point <code>(x, y)</code>.
 * 
 * @param text  the text (<code>null</code> not permitted).
 * @param x  the x-coordinate.
 * @param y  the y-coordinate.
 * @param fm  the font metrics (<code>null</code> not permitted).
 * 
 * @return The bounding rectangle (never <code>null</code>). 
 */
public static Rectangle2D getTextBounds(String text, double x, double y,
        FontMetrics fm) {
    ParamChecks.nullNotPermitted(text, "text");
    ParamChecks.nullNotPermitted(fm, "fm");
    double width = fm.stringWidth(text);
    double height = fm.getHeight();
    return new Rectangle2D.Double(x, y - fm.getAscent(), width, height);
    
}