コード例 #1
0
 /**
  * Provides a mapping from the document model coordinate space to the coordinate space of the view
  * mapped to it.
  *
  * @param pos the position to convert
  * @param a the allocated region to render into
  * @return the bounding box of the given position
  * @exception BadLocationException if the given position does not represent a valid location in
  *     the associated document
  * @see View#modelToView
  */
 public Shape modelToView(int pos, Shape a, Position.Bias b) throws BadLocationException {
   int p0 = getStartOffset();
   int p1 = getEndOffset();
   if ((pos >= p0) && (pos <= p1)) {
     Rectangle r = a.getBounds();
     if (pos == p1) {
       r.x += r.width;
     }
     r.width = 0;
     return r;
   }
   return null;
 }
コード例 #2
0
  /**
   * Paints the image.
   *
   * @param g the rendering surface to use
   * @param a the allocated region to render into
   * @see View#paint
   */
  public void paint(Graphics g, Shape a) {
    Color oldColor = g.getColor();
    fBounds = a.getBounds();
    int border = getBorder();
    int x = fBounds.x + border + getSpace(X_AXIS);
    int y = fBounds.y + border + getSpace(Y_AXIS);
    int width = fWidth;
    int height = fHeight;
    int sel = getSelectionState();

    // Make sure my Component is in the right place:
    /*
    if( fComponent == null ) {
    fComponent = new Component() { };
    fComponent.addMouseListener(this);
    fComponent.addMouseMotionListener(this);
    fComponent.setCursor(Cursor.getDefaultCursor());	// use arrow cursor
    fContainer.add(fComponent);
    }
    fComponent.setBounds(x,y,width,height);
    */
    // If no pixels yet, draw gray outline and icon:
    if (!hasPixels(this)) {
      g.setColor(Color.lightGray);
      g.drawRect(x, y, width - 1, height - 1);
      g.setColor(oldColor);
      loadIcons();
      Icon icon = fImage == null ? sMissingImageIcon : sPendingImageIcon;
      if (icon != null) icon.paintIcon(getContainer(), g, x, y);
    }

    // Draw image:
    if (fImage != null) {
      g.drawImage(fImage, x, y, width, height, this);
      // Use the following instead of g.drawImage when
      // BufferedImageGraphics2D.setXORMode is fixed (4158822).

      //  Use Xor mode when selected/highlighted.
      // ! Could darken image instead, but it would be more expensive.
      /*
      if( sel > 0 )
      g.setXORMode(Color.white);
      g.drawImage(fImage,x, y,
      width,height,this);
      if( sel > 0 )
      g.setPaintMode();
      */
    }

    // If selected exactly, we need a black border & grow-box:
    Color bc = getBorderColor();
    if (sel == 2) {
      // Make sure there's room for a border:
      int delta = 2 - border;
      if (delta > 0) {
        x += delta;
        y += delta;
        width -= delta << 1;
        height -= delta << 1;
        border = 2;
      }
      bc = null;
      g.setColor(Color.black);
      // Draw grow box:
      g.fillRect(x + width - 5, y + height - 5, 5, 5);
    }

    // Draw border:
    if (border > 0) {
      if (bc != null) g.setColor(bc);
      // Draw a thick rectangle:
      for (int i = 1; i <= border; i++)
        g.drawRect(x - i, y - i, width - 1 + i + i, height - 1 + i + i);
      g.setColor(oldColor);
    }
  }