Java Code Examples for java.awt.Shape#getBounds()

private static void draw(Shape clip, Shape shape, Image from, Image to) {
    Graphics2D g2d = (Graphics2D) to.getGraphics();
    g2d.setXORMode(Color.BLACK);
    g2d.setClip(clip);
    Rectangle toBounds = shape.getBounds();
    g2d.drawImage(from, toBounds.x, toBounds.y, toBounds.width,
                  toBounds.height, null);
    g2d.dispose();
}
 

protected static Shape transformShape(int tx, int ty, Shape s) {
    if (s == null) {
        return null;
    }

    if (s instanceof Rectangle) {
        Rectangle r = s.getBounds();
        r.translate(tx, ty);
        return r;
    }
    if (s instanceof Rectangle2D) {
        Rectangle2D rect = (Rectangle2D) s;
        return new Rectangle2D.Double(rect.getX() + tx,
                                      rect.getY() + ty,
                                      rect.getWidth(),
                                      rect.getHeight());
    }

    if (tx == 0 && ty == 0) {
        return cloneShape(s);
    }

    AffineTransform mat = AffineTransform.getTranslateInstance(tx, ty);
    return mat.createTransformedShape(s);
}
 

/** Draw a coloured square at the end of the display. */
@Override
public void paintComponent(Graphics g) {
  super.paintComponent(g);

  Graphics2D g2 = (Graphics2D) g;

  Shape clip = g2.getClip();
  Rectangle bounds = clip.getBounds();
  double width = bounds.getWidth();
  double height = bounds.getHeight();

  g2.setColor(squareColor);
  g2.fill3DRect(((int) width - 25), 0, 25, (int) height, true);
  
  visibleIndicator.paintComponent(g);
}
 

protected static Shape transformShape(int tx, int ty, Shape s) {
    if (s == null) {
        return null;
    }

    if (s instanceof Rectangle) {
        Rectangle r = s.getBounds();
        r.translate(tx, ty);
        return r;
    }
    if (s instanceof Rectangle2D) {
        Rectangle2D rect = (Rectangle2D) s;
        return new Rectangle2D.Double(rect.getX() + tx,
                                      rect.getY() + ty,
                                      rect.getWidth(),
                                      rect.getHeight());
    }

    if (tx == 0 && ty == 0) {
        return cloneShape(s);
    }

    AffineTransform mat = AffineTransform.getTranslateInstance(tx, ty);
    return mat.createTransformedShape(s);
}
 

@Override
public void renderAttachments (Graphics2D g)
{
    if (attachments.isEmpty() || !ViewParameters.getInstance().isAttachmentPainting()) {
        return;
    }

    Color oldColor = g.getColor();
    g.setColor(Colors.ATTACHMENT);

    Font oldFont = g.getFont();
    g.setFont(oldFont.deriveFont(4f));

    for (Map.Entry<String, Shape> entry : attachments.entrySet()) {
        Shape shape = entry.getValue();
        g.draw(shape);

        String key = entry.getKey();
        Rectangle rect = shape.getBounds();
        g.drawString(key, rect.x + (rect.width / 2), rect.y + (rect.height / 2));
    }

    g.setFont(oldFont);
    g.setColor(oldColor);
}
 

private static void draw(Shape clip, Shape to, Image vi, BufferedImage bi,
                         int scale) {
    Graphics2D big = bi.createGraphics();
    big.setComposite(AlphaComposite.Src);
    big.setClip(clip);
    Rectangle toBounds = to.getBounds();
    int x1 = toBounds.x;

    int y1 = toBounds.y;
    int x2 = x1 + toBounds.width;
    int y2 = y1 + toBounds.height;
    big.drawImage(vi, x1, y1, x2, y2, 0, 0, toBounds.width / scale,
                  toBounds.height / scale, null);
    big.dispose();
    vi.flush();
}
 

protected static Shape transformShape(int tx, int ty, Shape s) {
    if (s == null) {
        return null;
    }

    if (s instanceof Rectangle) {
        Rectangle r = s.getBounds();
        r.translate(tx, ty);
        return r;
    }
    if (s instanceof Rectangle2D) {
        Rectangle2D rect = (Rectangle2D) s;
        return new Rectangle2D.Double(rect.getX() + tx,
                                      rect.getY() + ty,
                                      rect.getWidth(),
                                      rect.getHeight());
    }

    if (tx == 0 && ty == 0) {
        return cloneShape(s);
    }

    AffineTransform mat = AffineTransform.getTranslateInstance(tx, ty);
    return mat.createTransformedShape(s);
}
 

protected static Shape transformShape(int tx, int ty, Shape s) {
    if (s == null) {
        return null;
    }

    if (s instanceof Rectangle) {
        Rectangle r = s.getBounds();
        r.translate(tx, ty);
        return r;
    }
    if (s instanceof Rectangle2D) {
        Rectangle2D rect = (Rectangle2D) s;
        return new Rectangle2D.Double(rect.getX() + tx,
                                      rect.getY() + ty,
                                      rect.getWidth(),
                                      rect.getHeight());
    }

    if (tx == 0 && ty == 0) {
        return cloneShape(s);
    }

    AffineTransform mat = AffineTransform.getTranslateInstance(tx, ty);
    return mat.createTransformedShape(s);
}
 

protected Rectangle transformBounds(Rectangle rect,
                                    AffineTransform tx) {
    if (tx.isIdentity()) {
        return rect;
    }

    Shape s = transformShape(tx, rect);
    return s.getBounds();
}
 

private double fallBackModelToY(int offset) {
    Shape s;
    try {
        s = textComponent.modelToView(offset);
    } catch (BadLocationException ex) {
        Exceptions.printStackTrace(ex);
        s = null;
    }

    if (s != null) {
        return s.getBounds().y;
    } else {
        return 0d;
    }
}
 

private static void draw(Shape clip, Shape shape, Image from, Image to) {
    Graphics2D g2d = (Graphics2D) to.getGraphics();
    g2d.setXORMode(Color.BLACK);
    g2d.setClip(clip);
    Rectangle toBounds = shape.getBounds();
    g2d.drawImage(from, toBounds.x, toBounds.y, toBounds.width,
                  toBounds.height, null);
    g2d.dispose();
}
 

private static void draw(Shape clip, Shape shape, Image from, Image to) {
    Graphics2D g2d = (Graphics2D) to.getGraphics();
    g2d.setXORMode(Color.BLACK);
    g2d.setClip(clip);
    Rectangle toBounds = shape.getBounds();
    g2d.drawImage(from, toBounds.x, toBounds.y, toBounds.width,
                  toBounds.height, null);
    g2d.dispose();
}
 

/**
 * Enhanced constructor which takes bounds of the objects SHAPE to fill and the four
 * colors we need to create the bilinear interpolated gradient
 * @param SHAPE
 * @param COLOR_00
 * @param COLOR_10
 * @param COLOR_01
 * @param COLOR_11
 * @throws IllegalArgumentException
 */
public BiLinearGradientPaint(final Shape SHAPE, final Color COLOR_00,
                             final Color COLOR_10, final Color COLOR_01,
                             final Color COLOR_11) throws IllegalArgumentException {
    // Set the values
    this.BOUNDS = SHAPE.getBounds();
    this.COLOR_00 = COLOR_00;
    this.COLOR_10 = COLOR_10;
    this.COLOR_01 = COLOR_01;
    this.COLOR_11 = COLOR_11;
    this.FRACTION_X_STEPSIZE = 1.0f / (BOUNDS.getBounds().width);
    this.FRACTION_Y_STEPSIZE = 1.0f / (BOUNDS.getBounds().height);
    this.titleBarHeight = -1;
}
 

protected Rectangle transformBounds(Rectangle rect,
                                    AffineTransform tx) {
    if (tx.isIdentity()) {
        return rect;
    }

    Shape s = transformShape(tx, rect);
    return s.getBounds();
}
 

protected Rectangle transformBounds(Rectangle rect,
                                    AffineTransform tx) {
    if (tx.isIdentity()) {
        return rect;
    }

    Shape s = transformShape(tx, rect);
    return s.getBounds();
}
 

/**
 * Paint the effect based around a solid shape in the graphics supplied.
 *
 * @param g the graphics to paint into.
 * @param s the shape to base the effect around.
 */
public void fill(Graphics2D g, Shape s) {
    Rectangle bounds = s.getBounds();
    int       width  = bounds.width;
    int       height = bounds.height;

    BufferedImage bimage = Effect.createBufferedImage(width, height, true);
    Graphics2D    gbi    = bimage.createGraphics();

    gbi.setColor(Color.BLACK);
    gbi.fill(s);

    g.drawImage(applyEffect(bimage, null, width, height), 0, 0, null);
}
 

protected Rectangle transformBounds(Rectangle rect,
                                    AffineTransform tx) {
    if (tx.isIdentity()) {
        return rect;
    }

    Shape s = transformShape(tx, rect);
    return s.getBounds();
}
 

/**
 * 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;
}
 

/**
 * Paints a highlight.
 *
 * @param g the graphics context
 * @param offs0 the starting model offset >= 0
 * @param offs1 the ending model offset >= offs1
 * @param bounds the bounding box for the highlight
 * @param c the editor
 */
public void paint(Graphics g, int offs0, int offs1, Shape bounds, JTextComponent c) {
    Rectangle alloc = bounds.getBounds();
    try {
        // --- determine locations ---
        TextUI mapper = c.getUI();
        Rectangle p0 = mapper.modelToView(c, offs0);
        Rectangle p1 = mapper.modelToView(c, offs1);

        // --- render ---
        Color color = getColor();

        if (color == null) {
            g.setColor(c.getSelectionColor());
        }
        else {
            g.setColor(color);
        }
        boolean firstIsDot = false;
        boolean secondIsDot = false;
        if (c.isEditable()) {
            int dot = c.getCaretPosition();
            firstIsDot = (offs0 == dot);
            secondIsDot = (offs1 == dot);
        }
        if (p0.y == p1.y) {
            // same line, render a rectangle
            Rectangle r = p0.union(p1);
            if (r.width > 0) {
                if (firstIsDot) {
                    r.x++;
                    r.width--;
                }
                else if (secondIsDot) {
                    r.width--;
                }
            }
            g.fillRect(r.x, r.y, r.width, r.height);
        } else {
            // different lines
            int p0ToMarginWidth = alloc.x + alloc.width - p0.x;
            if (firstIsDot && p0ToMarginWidth > 0) {
                p0.x++;
                p0ToMarginWidth--;
            }
            g.fillRect(p0.x, p0.y, p0ToMarginWidth, p0.height);
            if ((p0.y + p0.height) != p1.y) {
                g.fillRect(alloc.x, p0.y + p0.height, alloc.width,
                           p1.y - (p0.y + p0.height));
            }
            if (secondIsDot && p1.x > alloc.x) {
                p1.x--;
            }
            g.fillRect(alloc.x, p1.y, (p1.x - alloc.x), p1.height);
        }
    } catch (BadLocationException e) {
        // can't render
    }
}
 

@Override
public int viewToModel(float fx, float fy, Shape a, Position.Bias[] bias) {
    // PENDING(prinz) properly calculate bias
    bias[0] = Position.Bias.Forward;

    Rectangle alloc = a.getBounds();
    Document doc = getDocument();
    int x = (int) fx;
    int y = (int) fy;
    if (y < alloc.y) {
        // above the area covered by this icon, so the the position
        // is assumed to be the start of the coverage for this view.
        return getStartOffset();
    } else if (y > alloc.y + alloc.height) {
        // below the area covered by this icon, so the the position
        // is assumed to be the end of the coverage for this view.
        return getEndOffset() - 1;
    } else {
        // positioned within the coverage of this view vertically,
        // so we figure out which line the point corresponds to.
        // if the line is greater than the number of lines contained, then
        // simply use the last line as it represents the last possible place
        // we can position to.
      
        Element map = doc.getDefaultRootElement();
        int fontHeight = metrics.getHeight();
        int lineIndex = (fontHeight > 0 ?
                            Math.abs((y - alloc.y) / fontHeight) :
                            map.getElementCount() - 1);
        if (lineIndex >= map.getElementCount()) {
            return getEndOffset() - 1;
        }
        Element line = map.getElement(lineIndex);
        int dx = 0;
        if (lineIndex == 0) {
            //alloc.x += firstLineOffset;
           // alloc.width -= firstLineOffset;
        }
        if (x < alloc.x) {
            // point is to the left of the line
            return line.getStartOffset();
        } else if (x > alloc.x + alloc.width) {
            // point is to the right of the line
            return line.getEndOffset() - 1;
        } else {
            // Determine the offset into the text
            try {
                int p0 = line.getStartOffset();
                int p1 = line.getEndOffset() - 1;
                Segment s = new Segment();
                doc.getText(p0, p1 - p0, s);
                int tabBase = alloc.x;
                int offs = p0 + UniTools.getTabbedTextOffset(s, metrics,
                                                              tabBase, x, this, p0);
                //SegmentCache.releaseSharedSegment(s);
                return offs;
            } catch (BadLocationException e) {
                // should not happen
                return -1;
            }
        }
    }
}