Exemple #1
0
  public void paint(Graphics g) {
    m_fm = g.getFontMetrics();

    g.setColor(getBackground());
    g.fillRect(0, 0, getWidth(), getHeight());
    getBorder().paintBorder(this, g, 0, 0, getWidth(), getHeight());

    g.setColor(getForeground());
    g.setFont(getFont());
    m_insets = getInsets();
    int x = m_insets.left;
    int y = m_insets.top + m_fm.getAscent();

    StringTokenizer st = new StringTokenizer(getText(), "\t");
    while (st.hasMoreTokens()) {
      String sNext = st.nextToken();
      g.drawString(sNext, x, y);
      x += m_fm.stringWidth(sNext);

      if (!st.hasMoreTokens()) break;
      int index = 0;
      while (x >= getTab(index)) index++;
      x = getTab(index);
    }
  }
Exemple #2
0
  /**
   * This is called to paint within the EditCanvas
   *
   * @param g Graphics
   * @param c DisplayCanvas to paint on.
   */
  public void paint(Graphics g, DisplayCanvas c) {
    Rectangle nb = transformOutput(c, getBounds());
    if (!getActive()) {
      Rectangle r = getBounds();
      g.setColor(Color.lightGray);
      g.fillRect(r.x, r.y, r.width, r.height);
    }

    draw((Graphics2D) g, nb.x, nb.y, nb.width, nb.height);

    if ((c instanceof StationModelCanvas) && ((StationModelCanvas) c).getShowParams()) {
      int xoff = 0;
      FontMetrics fm = g.getFontMetrics();
      g.setColor(Color.black);
      for (int i = 0; i < paramIds.length; i++) {
        String s = paramIds[i];
        if (i > 0) {
          s = ", " + s;
        }
        g.drawString(s, nb.x + xoff, nb.y + nb.height + fm.getMaxDescent() + fm.getMaxAscent() + 4);
        xoff += fm.stringWidth(s);
      }
    }
    if ((c instanceof StationModelCanvas) && ((StationModelCanvas) c).shouldShowAlignmentPoints()) {
      paintRectPoint(g, c);
    }
  }
 void setPosition(int newX, int newY) {
   Insets insets = eNode.getContext().getInsets();
   FontMetrics metrics = getFontMetrics(getFont());
   int stringWidth = metrics.stringWidth(getText());
   int stringHeight = metrics.getHeight();
   setBounds(
       newX + insets.left + eNode.getWidth() + SEPARATION,
       newY + insets.top + eNode.getInsets().top,
       metrics.stringWidth(getText()),
       metrics.getHeight());
 }
 /**
  * Returns the baseline.
  *
  * @throws NullPointerException {@inheritDoc}
  * @throws IllegalArgumentException {@inheritDoc}
  * @see javax.swing.JComponent#getBaseline(int, int)
  * @since 1.6
  */
 public int getBaseline(JComponent c, int width, int height) {
   super.getBaseline(c, width, height);
   if (progressBar.isStringPainted() && progressBar.getOrientation() == JProgressBar.HORIZONTAL) {
     FontMetrics metrics = progressBar.getFontMetrics(progressBar.getFont());
     Insets insets = progressBar.getInsets();
     int y = insets.top;
     height = height - insets.top - insets.bottom;
     return y + (height + metrics.getAscent() - metrics.getLeading() - metrics.getDescent()) / 2;
   }
   return -1;
 }
 void setPosition(int newX, int newY) {
   Insets insets = getContext().getInsets();
   insets = getContext().getInsets();
   FontMetrics metrics = getFontMetrics(getFont());
   int stringWidth = metrics.stringWidth(getText());
   int stringHeight = metrics.getHeight();
   setBounds(
       newX + insets.left,
       newY + insets.top,
       stringWidth + getInsets().left + getInsets().right,
       stringHeight + insets.top + insets.bottom + VERTICAL_PAD);
   if (rightLabel != null) rightLabel.setPosition(newX, newY);
 }
 private Dimension calcTypeListPreferredSize(final List<ModuleBuilder> allModuleTypes) {
   int width = 0;
   int height = 0;
   final FontMetrics fontMetrics = myTypesList.getFontMetrics(myTypesList.getFont());
   final int fontHeight = fontMetrics.getMaxAscent() + fontMetrics.getMaxDescent();
   for (final ModuleBuilder type : allModuleTypes) {
     final Icon icon = type.getBigIcon();
     final int iconHeight = icon != null ? icon.getIconHeight() : 0;
     final int iconWidth = icon != null ? icon.getIconWidth() : 0;
     height += Math.max(iconHeight, fontHeight) + 6;
     width = Math.max(width, iconWidth + fontMetrics.stringWidth(type.getPresentableName()) + 10);
   }
   return new Dimension(width, height);
 }
 /**
  * Determines the preferred span for this view along an axis.
  *
  * @param axis may be either View.X_AXIS or View.Y_AXIS
  * @return the span the view would like to be rendered into &gt;= 0. Typically the view is told to
  *     render into the span that is returned, although there is no guarantee. The parent may
  *     choose to resize or break the view.
  * @exception IllegalArgumentException for an invalid axis
  */
 @Override
 public float getPreferredSpan(int axis) {
   updateMetrics();
   switch (axis) {
     case View.X_AXIS:
       float span = longLineWidth + getRhsCorrection(); // fudge factor
       if (host.getEOLMarkersVisible()) {
         span += metrics.charWidth('\u00B6');
       }
       return span;
     case View.Y_AXIS:
       // We update lineHeight here as when this method is first
       // called, lineHeight isn't initialized.  If we don't do it
       // here, we get no vertical scrollbar (as lineHeight==0).
       lineHeight = host != null ? host.getLineHeight() : lineHeight;
       //				return getElement().getElementCount() * lineHeight;
       int visibleLineCount = getElement().getElementCount();
       if (host.isCodeFoldingEnabled()) {
         visibleLineCount -= host.getFoldManager().getHiddenLineCount();
       }
       return visibleLineCount * (float) lineHeight;
     default:
       throw new IllegalArgumentException("Invalid axis: " + axis);
   }
 }
  public Dimension getPreferredSize(JComponent c) {
    Dimension size;
    Insets border = progressBar.getInsets();
    FontMetrics fontSizer = progressBar.getFontMetrics(progressBar.getFont());

    if (progressBar.getOrientation() == JProgressBar.HORIZONTAL) {
      size = new Dimension(getPreferredInnerHorizontal());
      // Ensure that the progress string will fit
      if (progressBar.isStringPainted()) {
        // I'm doing this for completeness.
        String progString = progressBar.getString();
        int stringWidth = SwingUtilities2.stringWidth(progressBar, fontSizer, progString);
        if (stringWidth > size.width) {
          size.width = stringWidth;
        }
        // This uses both Height and Descent to be sure that
        // there is more than enough room in the progress bar
        // for everything.
        // This does have a strange dependency on
        // getStringPlacememnt() in a funny way.
        int stringHeight = fontSizer.getHeight() + fontSizer.getDescent();
        if (stringHeight > size.height) {
          size.height = stringHeight;
        }
      }
    } else {
      size = new Dimension(getPreferredInnerVertical());
      // Ensure that the progress string will fit.
      if (progressBar.isStringPainted()) {
        String progString = progressBar.getString();
        int stringHeight = fontSizer.getHeight() + fontSizer.getDescent();
        if (stringHeight > size.width) {
          size.width = stringHeight;
        }
        // This is also for completeness.
        int stringWidth = SwingUtilities2.stringWidth(progressBar, fontSizer, progString);
        if (stringWidth > size.height) {
          size.height = stringWidth;
        }
      }
    }

    size.width += border.left + border.right;
    size.height += border.top + border.bottom;
    return size;
  }
 /**
  * Determines the minimum span for this view along an axis. This is implemented to provide the
  * superclass behavior after first making sure that the current font metrics are cached (for the
  * nested lines which use the metrics to determine the height of the potentially wrapped lines).
  *
  * @param axis may be either View.X_AXIS or View.Y_AXIS
  * @return the span the view would like to be rendered into. Typically the view is told to render
  *     into the span that is returned, although there is no guarantee. The parent may choose to
  *     resize or break the view.
  * @see View#getMinimumSpan
  */
 public float getMinimumSpan(int axis) {
   updateMetrics();
   float span = super.getPreferredSpan(axis);
   if (axis == View.X_AXIS) { // EOL marker
     span += metrics.charWidth('\u00b6'); // metrics set in updateMetrics
   }
   return span;
 }
Exemple #10
0
  /*
   *  Determine the Y offset for the current row
   */
  private int getOffsetY(int rowStartOffset, FontMetrics fontMetrics) throws BadLocationException {
    //  Get the bounding rectangle of the row

    Rectangle r = component.modelToView(rowStartOffset);
    int lineHeight = fontMetrics.getHeight();
    int y = r.y + r.height;
    int descent = 0;

    //  The text needs to be positioned above the bottom of the bounding
    //  rectangle based on the descent of the font(s) contained on the row.
    if (r.height == lineHeight) {
      // default font is being used
      descent = fontMetrics.getDescent();
    } else {
      // We need to check all the attributes for font changes
      if (fonts == null) {
        fonts = new HashMap<String, FontMetrics>();
      }

      Element root = component.getDocument().getDefaultRootElement();
      int index = root.getElementIndex(rowStartOffset);
      Element line = root.getElement(index);

      for (int i = 0; i < line.getElementCount(); i++) {
        Element child = line.getElement(i);
        AttributeSet as = child.getAttributes();
        String fontFamily = (String) as.getAttribute(StyleConstants.FontFamily);
        Integer fontSize = (Integer) as.getAttribute(StyleConstants.FontSize);
        String key = fontFamily + fontSize;

        FontMetrics fm = fonts.get(key);

        if (fm == null) {
          Font font = new Font(fontFamily, Font.PLAIN, fontSize);
          fm = component.getFontMetrics(font);
          fonts.put(key, fm);
        }

        descent = Math.max(descent, fm.getDescent());
      }
    }

    return y - descent;
  }
Exemple #11
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  /** Calculate the width needed to display the maximum line number */
  private void setPreferredWidth() {
    Element root = component.getDocument().getDefaultRootElement();
    int lines = root.getElementCount();
    int digits = Math.max(String.valueOf(lines).length(), minimumDisplayDigits);

    //  Update sizes when number of digits in the line number changes
    if (lastDigits != digits) {
      lastDigits = digits;
      FontMetrics fontMetrics = getFontMetrics(getFont());
      int width = fontMetrics.charWidth('0') * digits;
      Insets insets = getInsets();
      int preferredWidth = insets.left + insets.right + width;

      Dimension d = getPreferredSize();
      d.setSize(preferredWidth, HEIGHT);
      setPreferredSize(d);
      setSize(d);
    }
  }
Exemple #12
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  /**
   * Draw the line numbers
   *
   * @param g
   */
  @Override
  public void paintComponent(Graphics g) {
    super.paintComponent(g);

    ((Graphics2D) g)
        .setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
    //	Determine the width of the space available to draw the line number

    FontMetrics fontMetrics = component.getFontMetrics(component.getFont());
    Insets insets = getInsets();
    int availableWidth = getSize().width - insets.left - insets.right;

    //  Determine the rows to draw within the clipped bounds.

    Rectangle clip = g.getClipBounds();
    int rowStartOffset = component.viewToModel(new Point(0, clip.y));
    int endOffset = component.viewToModel(new Point(0, clip.y + clip.height));

    while (rowStartOffset <= endOffset) {
      try {
        if (isCurrentLine(rowStartOffset)) g.setColor(getCurrentLineForeground());
        else g.setColor(getForeground());

        //  Get the line number as a string and then determine the
        //  "X" and "Y" offsets for drawing the string.

        String lineNumber = getTextLineNumber(rowStartOffset);
        int stringWidth = fontMetrics.stringWidth(lineNumber);
        int x = getOffsetX(availableWidth, stringWidth) + insets.left;
        int y = getOffsetY(rowStartOffset, fontMetrics);
        g.drawString(lineNumber, x, y);

        //  Move to the next row

        rowStartOffset = Utilities.getRowEnd(component, rowStartOffset) + 1;
      } catch (Exception e) {
        break;
      }
    }
  }
 /**
  * Iterate over the lines represented by the child elements of the element this view represents,
  * looking for the line that is the longest. The <em>longLine</em> variable is updated to
  * represent the longest line contained. The <em>font</em> variable is updated to indicate the
  * font used to calculate the longest line.
  */
 void calculateLongestLine() {
   Component c = getContainer();
   font = c.getFont();
   metrics = c.getFontMetrics(font);
   tabSize = getTabSize() * metrics.charWidth(' ');
   Element lines = getElement();
   int n = lines.getElementCount();
   for (int i = 0; i < n; i++) {
     Element line = lines.getElement(i);
     float w = getLineWidth(i);
     if (w > longLineWidth) {
       longLineWidth = w;
       longLine = line;
     }
   }
 }
  /**
   * Designate the place where the progress string will be painted. This implementation places it at
   * the center of the progress bar (in both x and y). Override this if you want to right, left,
   * top, or bottom align the progress string or if you need to nudge it around for any reason.
   */
  protected Point getStringPlacement(
      Graphics g, String progressString, int x, int y, int width, int height) {
    FontMetrics fontSizer = SwingUtilities2.getFontMetrics(progressBar, g, progressBar.getFont());
    int stringWidth = SwingUtilities2.stringWidth(progressBar, fontSizer, progressString);

    if (progressBar.getOrientation() == JProgressBar.HORIZONTAL) {
      return new Point(
          x + Math.round(width / 2 - stringWidth / 2),
          y
              + ((height + fontSizer.getAscent() - fontSizer.getLeading() - fontSizer.getDescent())
                  / 2));
    } else { // VERTICAL
      return new Point(
          x
              + ((width - fontSizer.getAscent() + fontSizer.getLeading() + fontSizer.getDescent())
                  / 2),
          y + Math.round(height / 2 - stringWidth / 2));
    }
  }
 /**
  * Determines the preferred span for this view along an axis. This is implemented to provide the
  * superclass behavior after first making sure that the current font metrics are cached (for the
  * nested lines which use the metrics to determine the height of the potentially wrapped lines).
  *
  * @param axis may be either View.X_AXIS or View.Y_AXIS
  * @return the span the view would like to be rendered into. Typically the view is told to render
  *     into the span that is returned, although there is no guarantee. The parent may choose to
  *     resize or break the view.
  * @see View#getPreferredSpan
  */
 public float getPreferredSpan(int axis) {
   updateMetrics();
   float span = 0;
   if (axis == View.X_AXIS) { // Add EOL marker
     span = super.getPreferredSpan(axis);
     span += metrics.charWidth('\u00b6'); // metrics set in updateMetrics
   } else {
     span = super.getPreferredSpan(axis);
     host = (RSyntaxTextArea) getContainer();
     if (host.isCodeFoldingEnabled()) {
       // TODO: Cache y-offsets again to speed this up
       // System.out.println("y-axis baby");
       int lineCount = host.getLineCount();
       FoldManager fm = host.getFoldManager();
       for (int i = 0; i < lineCount; i++) {
         if (fm.isLineHidden(i)) {
           span -= getSpan(View.Y_AXIS, i);
         }
       }
     }
   }
   return span;
 }
Exemple #16
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  /**
   * Converts an x co-ordinate to an offset within a line.
   *
   * @param line The line
   * @param x The x co-ordinate
   */
  public int xToOffset(int line, int x) {
    TokenMarker tokenMarker = getTokenMarker();

    /* Use painter's cached info for speed */
    FontMetrics fm = painter.getFontMetrics();

    getLineText(line, lineSegment);

    char[] segmentArray = lineSegment.array;
    int segmentOffset = lineSegment.offset;
    int segmentCount = lineSegment.count;

    int width = horizontalOffset;

    if (tokenMarker == null) {
      for (int i = 0; i < segmentCount; i++) {
        char c = segmentArray[i + segmentOffset];
        int charWidth;
        if (c == '\t') charWidth = (int) painter.nextTabStop(width, i) - width;
        else charWidth = fm.charWidth(c);

        if (painter.isBlockCaretEnabled()) {
          if (x - charWidth <= width) return i;
        } else {
          if (x - charWidth / 2 <= width) return i;
        }

        width += charWidth;
      }

      return segmentCount;
    } else {
      Token tokens;
      if (painter.currentLineIndex == line && painter.currentLineTokens != null)
        tokens = painter.currentLineTokens;
      else {
        painter.currentLineIndex = line;
        tokens = painter.currentLineTokens = tokenMarker.markTokens(lineSegment, line);
      }

      int offset = 0;
      Toolkit toolkit = painter.getToolkit();
      Font defaultFont = painter.getFont();
      SyntaxStyle[] styles = painter.getStyles();

      for (; ; ) {
        byte id = tokens.id;
        if (id == Token.END) return offset;

        if (id == Token.NULL) fm = painter.getFontMetrics();
        else fm = styles[id].getFontMetrics(defaultFont);

        int length = tokens.length;

        for (int i = 0; i < length; i++) {
          char c = segmentArray[segmentOffset + offset + i];
          int charWidth;
          if (c == '\t') charWidth = (int) painter.nextTabStop(width, offset + i) - width;
          else charWidth = fm.charWidth(c);

          if (painter.isBlockCaretEnabled()) {
            if (x - charWidth <= width) return offset + i;
          } else {
            if (x - charWidth / 2 <= width) return offset + i;
          }

          width += charWidth;
        }

        offset += length;
        tokens = tokens.next;
      }
    }
  }
Exemple #17
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 /**
  * Converts a y co-ordinate to a line index.
  *
  * @param y The y co-ordinate
  */
 public int yToLine(int y) {
   FontMetrics fm = painter.getFontMetrics();
   int height = fm.getHeight();
   return Math.max(0, Math.min(getLineCount() - 1, y / height + firstLine));
 }
Exemple #18
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 /**
  * Converts a line index to a y co-ordinate.
  *
  * @param line The line
  */
 public int lineToY(int line) {
   FontMetrics fm = painter.getFontMetrics();
   return (line - firstLine) * fm.getHeight() - (fm.getLeading() + fm.getMaxDescent());
 }
Exemple #19
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 final void updateMetrics() {
   Component host = getContainer();
   Font f = host.getFont();
   metrics = host.getFontMetrics(f); // Metrics for the default font.
   tabSize = getTabSize() * metrics.charWidth('m');
 }
Exemple #20
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 private int getTextWidth(String text) {
   return fmRef.stringWidth(text);
 }
Exemple #21
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 private int getFontHeight() {
   return fmRef.getHeight();
 }