コード例 #1
0
  public Rectangle getVisualBounds(JComponent c, int type, int width, int height) {
    Rectangle bounds = new Rectangle(0, 0, width, height);
    if (type == VisuallyLayoutable.CLIP_BOUNDS) {
      return bounds;
    }

    AbstractButton b = (AbstractButton) c;

    if (type == VisuallyLayoutable.COMPONENT_BOUNDS
        && b.getBorder() != null
        && b.isBorderPainted()) {
      Border border = b.getBorder();
      if (border instanceof BackgroundBorder) {
        border = ((BackgroundBorder) border).getBackgroundBorder();
        if (border instanceof VisualMargin) {
          InsetsUtil.subtractInto(((VisualMargin) border).getVisualMargin(c), bounds);
        } else if (border instanceof QuaquaButtonBorder) {
          InsetsUtil.subtractInto(((QuaquaButtonBorder) border).getVisualMargin(c), bounds);
        }
      }
      return bounds;
    }

    String text = b.getText();
    boolean isEmpty = (text == null || text.length() == 0);
    if (isEmpty) {
      text = " ";
    }
    Icon icon = (b.isEnabled()) ? b.getIcon() : b.getDisabledIcon();

    if ((icon == null) && (text == null)) {
      return null;
    }

    FontMetrics fm = c.getFontMetrics(c.getFont());
    Insets insets = c.getInsets(viewInsets);

    viewR.x = insets.left;
    viewR.y = insets.top;
    viewR.width = width - (insets.left + insets.right);
    viewR.height = height - (insets.top + insets.bottom);

    iconR.x = iconR.y = iconR.width = iconR.height = 0;
    textR.x = textR.y = textR.width = textR.height = 0;

    String clippedText = layoutCL(b, fm, text, icon, viewR, iconR, textR);

    Rectangle textBounds = Fonts.getPerceivedBounds(text, c.getFont(), c);
    if (isEmpty) {
      textBounds.width = 0;
    }
    int ascent = fm.getAscent();
    textR.x += textBounds.x;
    textR.width = textBounds.width;
    textR.y += ascent + textBounds.y;
    textR.height -= fm.getHeight() - textBounds.height;

    bounds.setBounds(textR);
    return bounds;
  }
コード例 #2
0
  protected void paintFocus(
      Graphics g, AbstractButton b, Rectangle viewRect, Rectangle textRect, Rectangle iconRect) {

    Rectangle focusRect = new Rectangle();
    String text = b.getText();
    boolean isIcon = b.getIcon() != null;

    // If there is text
    if (text != null && !text.equals("")) {
      if (!isIcon) {
        focusRect.setBounds(textRect);
      } else {
        focusRect.setBounds(iconRect.union(textRect));
      }
    }
    // If there is an icon and no text
    else if (isIcon) {
      focusRect.setBounds(iconRect);
    }

    g.setColor(getFocusColor());
    g.drawRect((focusRect.x - 1), (focusRect.y - 1), focusRect.width + 1, focusRect.height + 1);
  }
コード例 #3
0
    /**
     * 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) {

      Border border = getBorder();

      if (label == null) {
        if (border != null) {
          border.paintBorder(c, g, x, y, width, height);
        }
        return;
      }

      Rectangle grooveRect =
          new Rectangle(
              x + EDGE_SPACING,
              y + EDGE_SPACING,
              width - (EDGE_SPACING * 2),
              height - (EDGE_SPACING * 2));

      Dimension labelDim = label.getPreferredSize();
      int baseline = label.getBaseline(labelDim.width, labelDim.height);
      int ascent = Math.max(0, baseline);
      int descent = labelDim.height - ascent;
      int diff;
      Insets insets;

      if (border != null) {
        insets = border.getBorderInsets(c);
      } else {
        insets = new Insets(0, 0, 0, 0);
      }

      diff = Math.max(0, ascent / 2 + TEXT_SPACING - EDGE_SPACING);
      grooveRect.y += diff;
      grooveRect.height -= diff;
      compLoc.y = grooveRect.y + insets.top / 2 - (ascent + descent) / 2 - 1;

      int justification;
      if (c.getComponentOrientation().isLeftToRight()) {
        justification = LEFT;
      } else {
        justification = RIGHT;
      }

      switch (justification) {
        case LEFT:
          compLoc.x = grooveRect.x + TEXT_INSET_H + insets.left;
          break;
        case RIGHT:
          compLoc.x =
              (grooveRect.x + grooveRect.width - (labelDim.width + TEXT_INSET_H + insets.right));
          break;
      }

      // If title is positioned in middle of border AND its fontsize
      // is greater than the border's thickness, we'll need to paint
      // the border in sections to leave space for the component's background
      // to show through the title.
      //
      if (border != null) {
        if (grooveRect.y > compLoc.y - ascent) {
          Rectangle clipRect = new Rectangle();

          // save original clip
          Rectangle saveClip = g.getClipBounds();

          // paint strip left of text
          clipRect.setBounds(saveClip);
          if (computeIntersection(clipRect, x, y, compLoc.x - 1 - x, height)) {
            g.setClip(clipRect);
            border.paintBorder(
                c, g, grooveRect.x, grooveRect.y, grooveRect.width, grooveRect.height);
          }

          // paint strip right of text
          clipRect.setBounds(saveClip);
          if (computeIntersection(
              clipRect,
              compLoc.x + labelDim.width + 1,
              y,
              x + width - (compLoc.x + labelDim.width + 1),
              height)) {
            g.setClip(clipRect);
            border.paintBorder(
                c, g, grooveRect.x, grooveRect.y, grooveRect.width, grooveRect.height);
          }

          // paint strip below text
          clipRect.setBounds(saveClip);
          if (computeIntersection(
              clipRect,
              compLoc.x - 1,
              compLoc.y + ascent + descent,
              labelDim.width + 2,
              y + height - compLoc.y - ascent - descent)) {
            g.setClip(clipRect);
            border.paintBorder(
                c, g, grooveRect.x, grooveRect.y, grooveRect.width, grooveRect.height);
          }

          // restore clip
          g.setClip(saveClip);

        } else {
          border.paintBorder(c, g, grooveRect.x, grooveRect.y, grooveRect.width, grooveRect.height);
        }

        label.setLocation(compLoc);
        label.setSize(labelDim);
      }
    }