Examples with FontMetrics java.awt.FontMetrics used on opensource projects

Example 51 with FontMetrics

use of java.awt.FontMetrics in project jdk8u_jdk by JetBrains.

the class CompositionArea method getCaretRectangle.

// returns a 0-width rectangle
private Rectangle getCaretRectangle(TextHitInfo caret) {
    int caretLocation = 0;
    TextLayout layout = composedTextLayout;
    if (layout != null) {
        caretLocation = Math.round(layout.getCaretInfo(caret)[0]);
    }
    Graphics g = getGraphics();
    FontMetrics metrics = null;
    try {
        metrics = g.getFontMetrics();
    } finally {
        g.dispose();
    }
    return new Rectangle(TEXT_ORIGIN_X + caretLocation, TEXT_ORIGIN_Y - metrics.getAscent(), 0, metrics.getAscent() + metrics.getDescent());
}

Example 52 with FontMetrics

use of java.awt.FontMetrics in project jdk8u_jdk by JetBrains.

the class LWTextComponentPeer method getMinimumSize.

public Dimension getMinimumSize(final int rows, final int columns) {
    final Insets insets;
    synchronized (getDelegateLock()) {
        insets = getTextComponent().getInsets();
    }
    final int borderHeight = insets.top + insets.bottom;
    final int borderWidth = insets.left + insets.right;
    final FontMetrics fm = getFontMetrics(getFont());
    return new Dimension(fm.charWidth(WIDE_CHAR) * columns + borderWidth, fm.getHeight() * rows + borderHeight);
}

Example 53 with FontMetrics

use of java.awt.FontMetrics in project jdk8u_jdk by JetBrains.

the class MotifGraphicsUtils method paintMenuItem.

/**
   * This method is not being used to paint menu item since
   * 6.0 This code left for compatibility only. Do not use or
   * override it, this will not cause any visible effect.
   */
public static void paintMenuItem(Graphics g, JComponent c, Icon checkIcon, Icon arrowIcon, Color background, Color foreground, int defaultTextIconGap) {
    JMenuItem b = (JMenuItem) c;
    ButtonModel model = b.getModel();
    Dimension size = b.getSize();
    Insets i = c.getInsets();
    Rectangle viewRect = new Rectangle(size);
    viewRect.x += i.left;
    viewRect.y += i.top;
    viewRect.width -= (i.right + viewRect.x);
    viewRect.height -= (i.bottom + viewRect.y);
    Rectangle iconRect = new Rectangle();
    Rectangle textRect = new Rectangle();
    Rectangle acceleratorRect = new Rectangle();
    Rectangle checkRect = new Rectangle();
    Rectangle arrowRect = new Rectangle();
    Font holdf = g.getFont();
    Font f = c.getFont();
    g.setFont(f);
    FontMetrics fm = SwingUtilities2.getFontMetrics(c, g, f);
    FontMetrics fmAccel = SwingUtilities2.getFontMetrics(c, g, UIManager.getFont("MenuItem.acceleratorFont"));
    if (c.isOpaque()) {
        if (model.isArmed() || (c instanceof JMenu && model.isSelected())) {
            g.setColor(background);
        } else {
            g.setColor(c.getBackground());
        }
        g.fillRect(0, 0, size.width, size.height);
    }
    // get Accelerator text
    KeyStroke accelerator = b.getAccelerator();
    String acceleratorText = "";
    if (accelerator != null) {
        int modifiers = accelerator.getModifiers();
        if (modifiers > 0) {
            acceleratorText = KeyEvent.getKeyModifiersText(modifiers);
            acceleratorText += "+";
        }
        acceleratorText += KeyEvent.getKeyText(accelerator.getKeyCode());
    }
    // layout the text and icon
    String text = layoutMenuItem(c, fm, b.getText(), fmAccel, acceleratorText, b.getIcon(), checkIcon, arrowIcon, b.getVerticalAlignment(), b.getHorizontalAlignment(), b.getVerticalTextPosition(), b.getHorizontalTextPosition(), viewRect, iconRect, textRect, acceleratorRect, checkRect, arrowRect, b.getText() == null ? 0 : defaultTextIconGap, defaultTextIconGap);
    // Paint the Check
    Color holdc = g.getColor();
    if (checkIcon != null) {
        if (model.isArmed() || (c instanceof JMenu && model.isSelected()))
            g.setColor(foreground);
        checkIcon.paintIcon(c, g, checkRect.x, checkRect.y);
        g.setColor(holdc);
    }
    // Paint the Icon
    if (b.getIcon() != null) {
        Icon icon;
        if (!model.isEnabled()) {
            icon = b.getDisabledIcon();
        } else if (model.isPressed() && model.isArmed()) {
            icon = b.getPressedIcon();
            if (icon == null) {
                // Use default icon
                icon = b.getIcon();
            }
        } else {
            icon = b.getIcon();
        }
        if (icon != null) {
            icon.paintIcon(c, g, iconRect.x, iconRect.y);
        }
    }
    // Draw the Text
    if (text != null && !text.equals("")) {
        // Once BasicHTML becomes public, use BasicHTML.propertyKey
        // instead of the hardcoded string below!
        View v = (View) c.getClientProperty("html");
        if (v != null) {
            v.paint(g, textRect);
        } else {
            int mnemIndex = b.getDisplayedMnemonicIndex();
            if (!model.isEnabled()) {
                // *** paint the text disabled
                g.setColor(b.getBackground().brighter());
                SwingUtilities2.drawStringUnderlineCharAt(b, g, text, mnemIndex, textRect.x, textRect.y + fmAccel.getAscent());
                g.setColor(b.getBackground().darker());
                SwingUtilities2.drawStringUnderlineCharAt(b, g, text, mnemIndex, textRect.x - 1, textRect.y + fmAccel.getAscent() - 1);
            } else {
                // *** paint the text normally
                if (model.isArmed() || (c instanceof JMenu && model.isSelected())) {
                    g.setColor(foreground);
                } else {
                    g.setColor(b.getForeground());
                }
                SwingUtilities2.drawStringUnderlineCharAt(b, g, text, mnemIndex, textRect.x, textRect.y + fm.getAscent());
            }
        }
    }
    // Draw the Accelerator Text
    if (acceleratorText != null && !acceleratorText.equals("")) {
        //Get the maxAccWidth from the parent to calculate the offset.
        int accOffset = 0;
        Container parent = b.getParent();
        if (parent != null && parent instanceof JComponent) {
            JComponent p = (JComponent) parent;
            Integer maxValueInt = (Integer) p.getClientProperty(MotifGraphicsUtils.MAX_ACC_WIDTH);
            int maxValue = maxValueInt != null ? maxValueInt.intValue() : acceleratorRect.width;
            //Calculate the offset, with which the accelerator texts will be drawn with.
            accOffset = maxValue - acceleratorRect.width;
        }
        g.setFont(UIManager.getFont("MenuItem.acceleratorFont"));
        if (!model.isEnabled()) {
            // *** paint the acceleratorText disabled
            g.setColor(b.getBackground().brighter());
            SwingUtilities2.drawString(c, g, acceleratorText, acceleratorRect.x - accOffset, acceleratorRect.y + fm.getAscent());
            g.setColor(b.getBackground().darker());
            SwingUtilities2.drawString(c, g, acceleratorText, acceleratorRect.x - accOffset - 1, acceleratorRect.y + fm.getAscent() - 1);
        } else {
            // *** paint the acceleratorText normally
            if (model.isArmed() || (c instanceof JMenu && model.isSelected())) {
                g.setColor(foreground);
            } else {
                g.setColor(b.getForeground());
            }
            SwingUtilities2.drawString(c, g, acceleratorText, acceleratorRect.x - accOffset, acceleratorRect.y + fmAccel.getAscent());
        }
    }
    // Paint the Arrow
    if (arrowIcon != null) {
        if (model.isArmed() || (c instanceof JMenu && model.isSelected()))
            g.setColor(foreground);
        if (!(b.getParent() instanceof JMenuBar))
            arrowIcon.paintIcon(c, g, arrowRect.x, arrowRect.y);
    }
    g.setColor(holdc);
    g.setFont(holdf);
}

Example 54 with FontMetrics

use of java.awt.FontMetrics in project jdk8u_jdk by JetBrains.

the class MotifGraphicsUtils method drawStringInRect.

static void drawStringInRect(JComponent c, Graphics g, String aString, int x, int y, int width, int height, int justification) {
    FontMetrics fontMetrics;
    int drawWidth, startX, startY, delta;
    if (g.getFont() == null) {
        //            throw new InconsistencyException("No font set");
        return;
    }
    fontMetrics = SwingUtilities2.getFontMetrics(c, g);
    if (fontMetrics == null) {
        //            throw new InconsistencyException("No metrics for Font " + font());
        return;
    }
    if (justification == CENTER) {
        drawWidth = SwingUtilities2.stringWidth(c, fontMetrics, aString);
        if (drawWidth > width) {
            drawWidth = width;
        }
        startX = x + (width - drawWidth) / 2;
    } else if (justification == RIGHT) {
        drawWidth = SwingUtilities2.stringWidth(c, fontMetrics, aString);
        if (drawWidth > width) {
            drawWidth = width;
        }
        startX = x + width - drawWidth;
    } else {
        startX = x;
    }
    delta = (height - fontMetrics.getAscent() - fontMetrics.getDescent()) / 2;
    if (delta < 0) {
        delta = 0;
    }
    startY = y + height - delta - fontMetrics.getDescent();
    SwingUtilities2.drawString(c, g, aString, startX, startY);
}

Example 55 with FontMetrics

use of java.awt.FontMetrics in project jdk8u_jdk by JetBrains.

the class MotifPopupMenuUI method getPreferredSize.

/* This has to deal with the fact that the title may be wider than
       the widest child component.
       */
public Dimension getPreferredSize(JComponent c) {
    LayoutManager layout = c.getLayout();
    Dimension d = layout.preferredLayoutSize(c);
    String title = ((JPopupMenu) c).getLabel();
    if (titleFont == null) {
        UIDefaults table = UIManager.getLookAndFeelDefaults();
        titleFont = table.getFont("PopupMenu.font");
    }
    FontMetrics fm = c.getFontMetrics(titleFont);
    int stringWidth = 0;
    if (title != null) {
        stringWidth += SwingUtilities2.stringWidth(c, fm, title);
    }
    if (d.width < stringWidth) {
        d.width = stringWidth + 8;
        Insets i = c.getInsets();
        if (i != null) {
            d.width += i.left + i.right;
        }
        if (border != null) {
            i = border.getBorderInsets(c);
            d.width += i.left + i.right;
        }
        return d;
    }
    return null;
}